A movie theater sells popcorn in bags that open to form similar prisms, as shown. The large bag has a volume of 576 cubic inches. What is the volume of the small bag?
Answer:
Can't be determined
Explanation:It can't be determined since there are two sides that you need to find out.
Answer:
432 cubic inches
Step-by-step explanation:
the ratio of the small bag to large bags side lengths is 12/16
if you want to find the small bags volume, set the ratios equal
we know the large bag is 576 cubic inches so the small bag volume is x
12/16 = x/576
cross multiply
16x= 6912
divide by 16
x= 432
1 individuals in a tetrahybrid cross is AaB-bCcDd. Assuming independent assortment of these four genes, what are the probabilities that F2 offspring will have the following genotypes?
1. AABBCCDD: The probability of this happening is \(1/16\), since each parent would need to contribute a dominant allele for each gene.
2. AABBCcDD: This genotype can be produced in two ways:
a) If both parents are homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D.
The probability of this happening is = 1/128.
b) If one parent is homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A and B, homozygous dominant for C, and heterozygous for D.
3. The probability of this happening is 1/32.
AaBbCcDd : The probability of this happening is 1/256.
4. aaBBCcDD - This genotype can be produced in two ways:
a) If both parents are homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D. The probability of this happening is 1/128.
b) If one parent is homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A, homozygous dominant for B, homozygous dominant for C, and heterozygous for D.
The probability of this happening is 1/32.
To solve this problem, we need to use the principles of probability and Punnett squares.
For a tetrahybrid cross, we need to consider the four genes independently and combine the probabilities of each gene's alleles.
Assuming that A, B, C, and D are dominant alleles, and a, b, c, and d are recessive alleles, we can create a Punnett square for each gene, which would look like this:
A | A | a | a
---|-----|-----|----
B | B | b | b
---|-----|-----|----
C | C | c | c
---|-----|-----|----
D | D | d | d
Each box in the Punnett square represents a possible combination of alleles from the two parents.
For example, the top-left box represents offspring that inherit an A allele from the mother and an A allele from the father.
We can use these Punnett squares to calculate the probabilities of each genotype in the F2 offspring.
AABBCCDD - This genotype can only be produced if both parents are homozygous dominant for all four genes.
The probability of this happening is \((1/2)^4 = 1/16\) , since each parent would need to contribute a dominant allele for each gene.
AABBCcDD - This genotype can be produced in two ways:
a) If both parents are homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D.
The probability of this happening is\((1/2)^4 * 1/2 * (1/2)^3 = 1/128\)
b) If one parent is homozygous dominant for A and B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A and B, homozygous dominant for C, and heterozygous for D.
The probability of this happening is\(2 * (1/2)^4 * 1/2 * 1/2 * 1/2 = 1/32\)
AaBbCcDd - This genotype can be produced in 16 ways, since each gene can be inherited in two different ways (dominant or recessive).
The probability of this happening is \((1/2)^8 = 1/256.\)
aaBBCcDD - This genotype can be produced in two ways:
a) If both parents are homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D. The probability of this happening is\((1/2)^4 * 1/2 * (1/2)^3 = 1/128.\)
b) If one parent is homozygous recessive for A, homozygous dominant for B, heterozygous for C, and homozygous dominant for D, and the other parent is heterozygous for A, homozygous dominant for B, homozygous dominant for C, and heterozygous for D.
The probability of this happening is \(2 * (1/2)^4 * 1/2 * 1/2 * 1/2 = 1/32.\)
Note that we have assumed independent assortment of the four genes, which means that the inheritance of one gene does not affect the inheritance of another gene.
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If 45% of a number is 36, what is the number?
Answer:
The number is 28.35
Step-by-step explanation:
45% of 36
\(\frac{x*y}{100}\)
= \(\frac{45*36}{100}\)
= \(\frac{2835}{100}\)
= 28.35
I’ll mark the brainiest
Answer: 122°
Step-by-step explanation:
Because angles on a straight line are supplementary (add up to 180°), then:
m∠2 = 180° - 58°
= 122°
Using your knowledge of transformations, determine the equation of the following line.
\(▪▪▪▪▪▪▪▪▪▪▪▪▪ {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪\)
Let's use the points (2 , 0) and (0 , 2) to find the slope (m), that is :
\( \dfrac{y2 - y1}{x2 - x1} \)\( \dfrac{2 - 0}{0 - 2} \)\( \dfrac{2}{ - 2} \)\( - 1\)now, we have been given y - intercept (c) as 2
so, the equation of the line will be :
\(y = mx + c\)\(y = - x + 2\)Answer:
(-x) + 2 = y
Step-by-step explanation:
brainly?
the area of this figure is
Answer:
The Answer is 164
Step-by-step explanation:
Cut the shape into three rectangles, find the area of each and then add all together
how to find the linear distance traveled by a wheel
To find the linear distance traveled by a wheel, you need to consider its circumference and the number of complete revolutions it has made. The linear distance traveled is equal to the product of the circumference of the wheel and the number of revolutions.
Here's how you can calculate it:
Determine the circumference of the wheel: Measure the distance around the outer edge of the wheel. This can be done by using a measuring tape or by multiplying the diameter of the wheel by π (pi).
Determine the number of complete revolutions: Count the number of times the wheel has made a full rotation. This can be done by observing a reference point on the wheel and counting the complete cycles it completes.
Calculate the linear distance: Multiply the circumference of the wheel by the number of complete revolutions. This will give you the total linear distance traveled by the wheel.
For example, if a wheel has a circumference of 2 meters and completes 5 revolutions, the linear distance traveled would be 2 meters (circumference) multiplied by 5 (revolutions), resulting in a total distance of 10 meters.
In summary, to find the linear distance traveled by a wheel, multiply the circumference of the wheel by the number of complete revolutions it has made. This calculation allows you to determine the total distance covered by the wheel.
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what is s for the following function
Answer:
S = 3
S = 5
S = 7
S = 9
Step-by-step explanation:
t = 3s + 2
when t = 11
11 = 3s + 2
11 – 2 = 3s
9 = 3s
s = 3
t = 3s + 2
when t = 17
17 = 3s + 2
17 – 2 = 3s
15 = 3s
s = 5
t = 3s + 2
when t = 23
23 = 3s + 2
23 – 2 = 3s
21 = 3s
s = 7
t = 3s + 2
when t = 29
29 = 3s + 2
29 – 2 = 3s
27 = 3s
s = 9
I HOPE ALL THIS HELPS
RATE AS BRAINLIEST PLS
The circles centered at points A, C, and D have radii of length AC.
(will give Brainliest) - 90 points
Answer:
statement two is CG=AD statement 4 is ADE = CGF
Step-by-step explanation:
I got it right on khan
statement 2 is option 2, statement 4 is option 1
Cg=AD, CGF
Congruent triangles are exact same triangles, but they might be placed at different positions. The correct option is ΔADC≅ΔECD.
What are congruent triangles?Suppose it is given that two triangles ΔABC ≅ ΔDEF
Then that means ΔABC and ΔDEF are congruent. Congruent triangles are exact same triangles, but they might be placed at different positions.
The order in which the congruency is written matters.
For ΔABC ≅ ΔDEF, we have all of their corresponding elements like angle and sides congruent.
Thus, we get:
\(\rm m\angle A = m\angle D \: or \: \: \angle A \cong \angle D \angle B = \angle E\\\\\rm m\angle B = m\angle E \: or \: \: \angle B \cong \angle E \\\\\rm m\angle C = m\angle F \: or \: \: \angle C \cong \angle F \\\\\rm |AB| = |DE| \: \: or \: \: AB \cong DE\\\\\rm |AC| = |DF| \: \: or \: \: AC \cong DF\\\\\rm |BC| = |EF| \: \: or \: \: BC \cong EF\)
(|AB| denotes the length of line segment AB, and so on for others).
For the given proof, the third blank space can be filled with ΔADC≅ΔECD. This is because the two triangles have the same sides as shown below,
AD ≅ ED
AC ≅ EC
CD ≅ DC (Given)
Hence, the correct option is ΔADC≅ΔECD.
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You are assigned some math exercises for homework.
You complete 87.5% of these before dinner.
How many do you have left to do after dinner if you completed 28 exercises before dinner?
Answer: 4 exercises
Step-by-step explanation:
If we completed 87.5% of the math exercises before dinner, then we have completed 0.875 × total number of exercises.
Let "\(x\)" be the total number of exercises.
\(0.875x = 28\)
Solving for \(x\), we get:
\(\boxed{\begin{minipage}{4 cm}\text{\LARGE 0.875x = 28 } \\\\\\ \large $\Rightarrow$ $\frac{0.875x}{0.875}$ = $\frac{28}{0.875}$\\\\$\Rightarrow$x = 32\end{minipage}}\)
Therefore, the total number of exercises is 32.
We completed 28 exercises before dinner, so we have: 32 - 28 = 4 exercises left to do after dinner.
________________________________________________________
You measure 32 textbooks' weights, and find they have a mean weight of 55 ounces. Assume the population standard deviation is 11.4 ounces. Based on this, construct a 99.5% confidence interval for the true population mean textbook weight.
Sure! Here's the 99.5% confidence interval for the true population mean textbook weight: (49.433, 60.567) ounces.
To construct a confidence interval for the true population mean textbook weight, we can use the formula:
Confidence Interval = (sample mean) ± (critical value) * (standard deviation / √(sample size))
Given the information provided:
- Sample mean = 55 ounces
- Population standard deviation = 11.4 ounces
- Sample size = 32 textbooks
First, we need to find the critical value corresponding to a 99.5% confidence level. Since the sample size is relatively small (32 textbooks), we can use a t-distribution instead of a normal distribution.
The degrees of freedom for a t-distribution are given by (sample size - 1). In this case, the degrees of freedom will be (32 - 1) = 31.
Using a t-table or a statistical calculator, we find the critical value for a 99.5% confidence level and 31 degrees of freedom is approximately 2.750.
Now, we can calculate the confidence interval:
Confidence Interval = 55 ± 2.750 * (11.4 / √32)
Confidence Interval = 55 ± 2.750 * (11.4 / 5.657)
Confidence Interval = 55 ± 5.567
Therefore, the 99.5% confidence interval for the true population mean textbook weight is approximately (49.433, 60.567) ounces.
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Students were assigned to work in groups of two to investigate probability and its properties as it relates to flipping two coins. prior to flipping the first pair of coins, partners were to predict the outcomes of 10 flips. Pairs were assigned to flip two pennies and to record their findings of HH, HT, TH or TT in a frequency chart. the teacher observes some students skipping prediction step. what approach should the teacher take with the students who opted to ship the prediction step?
Once the activity is completed, facilitate a discussion among the students to analyze the differences between their predictions and the actual results. This will help reinforce the concept of probability and its properties in their minds.
The teacher should take the following approach with the students who opted to skip the prediction step:
1. Remind the students of the importance of making predictions in the context of probability and its properties. Predictions help them understand the expected outcomes and compare them with the actual results.
2. Instruct the students to pause their coin flipping and return to the prediction step. Ask them to predict the outcomes of the 10 flips, considering the possible results (HH, HT, TH, or TT).
3. After the students have made their predictions, encourage them to resume flipping the coins and recording their findings in a frequency chart.
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What is the probability of rolling a 6 and then a 7 on a number cube?
Answer:
0%, there is no chance you can roll a 7 on a number cube with 6 sides.
If you meant a 5 and then a 6, or 2 rolls subsequently, it would be 1/36.
Step-by-step explanation:
1/6*1/6=1/36
A cyclist took 180 min to cover a 38-km course. For the first 29 km, he cycled at a speed of 15 kph. Find his speed for the remaining 26 km of the course. ( show solution please )
His speed for the remaining 26 km of the course is given as follows:
24.3 km/h.
What is the relation between velocity, distance and time?The relation between velocity, distance and time states that the velocity is obtained by the quotient of the distance by the time, as follows:
v = d/t.
In which the parameters are given as follows:
v is the velocity.d is the distance.t is the time.The time is obtained as the distance divided by the velocity, hence:
t = d/v.
Then the time taken for the first 29 km is given as follows:
t = 29/15
t = 1.93 hours.
180 minutes = 3 hours, hence he took 1.07 hours for the remaining 26 km, hence the velocity is of:
v = 26/1.07
v = 24.3 km/h.
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Oil Imports from Mexico Daily oil imports to the United States from Mexico can be approximated by I(t) = -0.015t^2 + 0.1t + 1.4 million barrels/day (0 lessthanorequalto t lessthanorequalto 8) where t is time in years since the start of 2000.^3 According to the model, in what year were oil imports to the United States greatest? How many barrels per day were imported that year?
The maximum number of barrels per day imported in september 2003 was 1.72 million
How To find the year when oil imports were greatest?To find the year when oil imports were greatest, we need to find the maximum value of the function I(t) = -0.015t^2 + 0.1t + 1.4, where t is in years since the start of 2000.
The maximum value of a quadratic function occurs at the vertex, which has x-coordinate equal to -b/2a for a function in the form \(ax^2 + bx + c.\)For this function, a = -0.015 and b = 0.1, so the x-coordinate of the vertex is:
x = -b/2a = -0.1 / (2*(-0.015)) = 3.33
Since t is in years since the start of 2000, the year when oil imports were greatest is 2003.33 (or approximately September 2003).
To find the number of barrels per day imported that year, we can simply plug in t = 3.33 into the function I(t):
\(I(3.33) = -0.015(3.33)^2 + 0.1(3.33) + 1.4\)= 1.72 million barrels per day
Therefore, the maximum number of barrels per day imported was approximately 1.72 million, and this occurred in September 2003.
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11,000 with a 5/10/25 chain discount. Calculate the net price and trade discount
After the discount the net price is $7053.75 and the trade discount is 35.875% .
The term discount designates a sum or a percentage subtracted from an item's usual selling price.
A discount is a decrease in the cost of a commodity or service. Chain discounts can also be applied using the complement approach. To calculate each discount's complement, first subtract the discount from 100%. The net-price rate can be calculated by multiplying the complements to find the percentage that you really pay. The dollar value of the discount can also be determined using the complement technique.The given marked price of the article is 11000
Price after first discount of 5% = 11000 - 5% of 11000 = 10450
Price after second discount of 10% = 10450 - 10% of 10450 = 9405
Price after third discount of 25% = 9405 - 25% of 9405 = 7053.75
Therefore the net price is 7053.75.
Therefore the trade discount is = ( 11000 - 7053.75 ) ÷ 11000 = 0.35875
Trade discount percentage = 35.875%
Hence after the discount the net price is $7053.75 and the trade discount is 35.875% .
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assume that x and y are both differentiable functions of t and find the required values of dy/dt and dx/dt. xy
If the function is y=\(\sqrt{x}\), dx/dt=5 and x=9 then dy/dt is equal to 5/6.
Given that the function is y=\(\sqrt{x}\), dx/dt=5 and x=9.
We are required to find the value of dy/dt.
Function is relationship between two or more variables that are expressed in equal to form. The values that we enter in the function is known as part of domain and the values that we get in the function is known as part of codomain.
y=\(\sqrt{x}\)
differentiate both sides with respect to t.
dy/dt=1/2\(\sqrt{x}\) *dx/dt-------1
We have to use the value of x and dx/dt in 1.
dy/dt=1/2*\(\sqrt{9}\) *5
dy/dt=1/2*3 *5
dy/dt=5/6
Hence if the function is y=\(\sqrt{x}\), dx/dt=5 and x=9 then dy/dt is equal to 5/6.
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Question is incomplete. It should include the following function:
y=\(\sqrt{x}\)
You go shopping and buy a gift for a friend, but on the day before you're going to give it to him, you notice that he already has exactly what you bought him! You take the gift back to the mall, but you lost your receipt. The cashier says that you can only get back cash for the lowest amount that the item sold for. The item was originally $50 and sales tax in your area is 9.5%. It went on sale on four different occasions. Keep in mind that when an item goes on sale, it is taxed first and then the discount is taken. The first sale was 10% off. The second sale was no tax. The third sale was buy 3, get 1 half off. The last one was buy anything over $40 and get a $5 gift card. How much cash will you get back? Activate Windove Go to Settings to active
The total cashback you will get back is\($ 49.75}\)
The Given, original price \($=\$ 50$\) Sales fax\($=9.5 \%$\\\)
For first sale
\(\begin{aligned}\text { Price of item } & =\$ 50 \\\text { sales tax } & =+\$ 4.75 \\10 \% \text { discount } & =\frac{-\$ 5}{\$ 49.75}\end{aligned}\)
A sale is a transaction between two or more parties that involves the exchange of tangible or intangible goods, services, or assets for money. In some cases, assets other than cash are paid to a seller.
In the financial markets, a sale can also refer to an agreement that a buyer and seller make regarding a financial security, its price, and specific arrangements for its delivery.
Regardless of the context, a sale is essentially a contract between a seller of a particular good or service and a buyer who is willing to pay for that good or service.
for second Sale:-
There is no tax
So price\($=\$ 50$\)
For third sale: - Buy 3 and get 1 half of
\(\begin{aligned}\text { Price }=50 \times 3 & =\$ 150 \\\text { Sales tax }= & +\$ 14.25 \\\text { Discount } & =\frac{-\$ 25}{\$ 139.25}\end{aligned}\)
So, price of 1 piece \($=\$ 46.42$\)
for fourth Sale; - Buy anything over \(\$40\) and get \($\$ 5$\) gift card.
\(& \text { Price }=\$ 50 \\& \text { sales tax }=+\$ 4.75 \\& \text { Gift card }=\frac{-\$ 5}{\$ 49.75}\end{aligned}\)
Therefore, the cashback you will get back is \($ 49.75}\)
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in general, how does the number of zeroes (or x-intercepts) relate to the highest power of a polynomial? be specific. can you make a statement about the minimum number of zeroes as well as the maximum?
The number of zeroes or x-intercepts of a polynomial function is related to its highest power, which is determined by the degree of the polynomial. Let's consider a polynomial of degree "n" where "n" is a positive integer.
How to explain the informationThe minimum number of zeroes or x-intercepts a polynomial can have is zero. This occurs when all the terms of the polynomial have non-zero coefficients and there are no factors that would cause the polynomial to equal zero. For example, a polynomial of degree 2, such as f(x) = x^2 + 1, has no zeroes.
The maximum number of zeroes or x-intercepts a polynomial of degree "n" can have is "n". This is known as the Fundamental Theorem of Algebra, which states that a polynomial of degree "n" can have at most "n" distinct zeroes.
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A snake dives towards deeper water at a rate of 18 inches per second. If the snake continues at this rate for a total of 9 seconds, which expression represents this situation?
need help please. will give brainliest. what is 3x+y
Answer:
3x+y
Step-by-step explanation:
It's already in simplest form, you can't do anything else to it.
|6 + z| – |–7| when z = –6.
Answer:
7
Step-by-step explanation:
| 6 + z | - | -7 | =
| 6 - 6 | - | -7 | =
- | -7 | =
7
For a two-tailed test, the p-value is the probability of obtaining a value for the test statistic as.
For a two-tailed test, the p-value is the probability of obtaining a value for the test statistic as
Probability is the study of the chances of occurrence of a result, which are obtained by the ratio between favorable cases and possible cases.
The first point is the p-value is the probability of obtaining a value for the test statistic at least as extreme as that provided by the sample
Second point is here
Confidence level = 0.95
So level of significance = 0.05
and the p-value = 0.09
Since the p-value is higher than the level of significance we do not reject the null hypothesis.
Hence the answer should not be rejected
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write the sequence of natural numbers which leaves the remainder 3 on didvidng by 10
The sequence of natural numbers that leaves a remainder of 3 when divided by 10 is:
3, 13, 23, 33, 43, 53, 63, 73, 83, 93, 103, 113, ...
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
Help me with this problem please
Answer:
The answers for number 9 are 4^2 and 7^12 respectively. Number 10 is 1/125
Step-by-step explanation:
For the 4^4/4^2 You can use the properties of exponents to solve. When you are dividing exponents with the same base, you can subtract the powers. So the power 4 minus the power 2 gives you 2, so your answer is 4^2.
For the 7^4*7^8 you can also use properties of exponents. When you are multiplying exponents, you can add the powers. So 4+8=12. Your answer would be 7^12
For 5^-3, this is also a power of exponents, but different. When you are given something to the negative exponent, you take the inverse, and keep the power. For your problem it would become 5^-3=1/5^3. Solving 5^3 gives 125, so your answer would be 1/125
write a formula for a linear function f(x) that models the situation, where x is the number of years after 2007. in 2007 the average adult ate 52 pounds of chicken. this amount will increase by 0.8 pounds per year until 2012.
Step-by-step explanation:
x = number of years after 2007.
x = 0 for 2007.
PC(x) is a function that calculates how many pounds of chicken the average adult will eat every year (x) after 2007 (up to 2012).
PC(x) = 0.8x + 52
0 <= x <= 5
in 2007 (x = 0) the average adult ate 52 pounds.
in every year after 2007 until 2012 0.8 pounds get added to the amount of the previous year.
so, in 2012 (x = 5) the average adult will eat
PC(5) = 0.8×5 + 52 = 4 + 52 = 56 pounds of chicken.
please I need answers to this question
Step-by-step explanation:
First, start with a diagram so you can 'see' the situation....I'll us a compass rose coordinate system ( see image below)
Vertical component of point C ( which is the resultant displacement from A)
900 sin(35) + 600 sin (130) = 975.845 km
Horizontal component 900 cos (35) + 600 cos (130) = 351.56 km
Using Pyhtagorean theorem d = sqrt ( 975.845^2 + 351.56^2) = 1037 km
distance from A to C = 1037 km
Bearing of C from A = arctan ( 975.845/351.56) = 70 degrees
Rational Exponents Practice- Practice (1-10)
4. Write the expression in rational form. (1 point)
t^-3/4
A. ^4√t^3
B. 1/^4√t^3
C. -^4√t^3
D. -^3√t^4
Therefore, the expression \(t^{(-3/4)}\) in rational form is:
\(B. 1/^4 \sqrt {t^3}\)
What is the exponential function?
An exponential function is a mathematical function of the form:
f(x) = aˣ
where "a" is a constant called the base, and "x" is a variable. Exponential functions can be defined for any base "a", but the most common base is the mathematical constant "e" (approximately 2.71828), known as the natural exponential function.
To write the expression \(t^{(-3/4)}\) in rational form, we need to eliminate the negative exponent.
Recall that a negative exponent can be rewritten as the reciprocal of the positive exponent. In this case, \(t^{(-3/4)}\) can be written as 1/ \(t^{(-3/4)}\).
Therefore, the expression \(t^{(-3/4)}\)in rational form is:
\(B. 1/^4 \sqrt {t^3}\)
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A middle school club is planning a homecoming dance to raise money for the school. Decorations for the dance cost $80, and the club is charging $10 per student that attends.
Which graph describes the relationship between the amount of money raised and the number of students who attend the dance?
graph with the x axis labeled number of students and the y axis labeled amount of money raised and a line going from the point 0 comma negative 80 through the point 2 comma negative 100
graph with the x axis labeled number of students and the y axis labeled amount of money raised and a line going from the point 0 comma negative 80 through the point 2 comma negative 60
graph with the x axis labeled number of students and the y axis labeled amount of money raised and a line going from the point 0 comma 80 through the point 2 comma 60
graph with the x axis labeled number of students and the y axis labeled amount of money raised and a line going from the point 0 comma 80 through the point 2 comma 100
The graph shows the relationship between the number of students who attend a homecoming dance and the amount of money raised. The graph is a straight line with a slope of $10, passing through the point (0, $80) and another point on the line. The fixed cost for decorations is $80, which is a constant cost that does not depend on the number of students attending the dance. For each additional student that attends the dance, the amount of money raised will increase by $10.
Answer:
y = 10x - 80
Therefore your answer is B, hope this helps! :)
An iguana is about 42 cm. at birth and increases in length at an approximate rate of 12% per week. Write the function which models the growth. Use X for the number of weeks and y for the length of the iguana.
We were given that:
The iguana is 42cm at birth
It increases by 12% every week; r = 12% = 0.12
The number of weeks is represented by ''x'' & the length of the Iguana is represented by ''y''
This function is represented by the expression below:
\(\begin{gathered} f\mleft(x\mright)=a\mleft(1+r\mright)^x \\ where\colon r=growth.rate \\ a=initial.length \\ f\mleft(x\mright)=y \\ \Rightarrow y=a(1+r)^x \\ y=a(1+r)^x \\ a=42,r=0.12 \\ \text{Substituting the variables into the equation, we have:} \\ y=42(1+0.12)^x \\ y=42(1.12)^x \\ \\ \therefore y=42(1.12)^x \end{gathered}\)