“3 more than 5” written as an algebraic expression is “3+5” which is equal to 8.
In a formula or equation involving mathematical operations, the representation of numbers by alphabet is referred to as algebra. Similar to how a statement explains the link between certain words, algebraic equations describe the connection between unknown variables.
We are given a mathematical statement and have to convert it into an algebraic expression using the information above.
3 more than 5 is obtained after adding 5 to the given number which is 3.
So 3 more than 5 is equal to 3+5=8.
Hence “3 more than 5” written as an algebraic expression is “3+5” which is equal to 8.
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Julian and two of his friends are going to share of a pizza. How much will each person get?
A. 1/7 of the pizza
B. 1/12 of the pizza
C. 1/6 of the pizza
D. 1/8 of the pizza
Answer:
The answer is c. 1/12
Fred sold 14 rolls of wrapping paper for a band fundraiser earning the band $17. 50. Sharon sold 16 rolls of wrapping paper and earned $20. 00 for the band. If this relationship is graphed with the number of rolls sold on the x-axis and the money earned on the y-axis, what is the slope of the graph in dollars per roll?.
Answer: $1.25 Per Roll
Step-by-step explanation:
(14,17.50) and (16,20)
The mean, median, and mode have the same value for which of the following probability distributions?
A. Uniform
B. Normal
C. Exponential
D. Poisson
The answer is B. Normal. For a normal distribution, the mean, median, and mode are all equal to each other.
- Mean: The mean of a normal distribution is the center of the distribution, which is also the highest point of the bell-shaped curve.
- Median: The median of a normal distribution is the same as the mean, since the distribution is symmetric around the center.
- Mode: The mode of a normal distribution is also the same as the mean and median, since the highest point of the curve (i.e. the mode) is at the center of the distribution.
For the other probability distributions:
- A. Uniform: A uniform distribution has no mode (or multiple modes), and the mean and median are equal but different from the mode (if it exists).
- C. Exponential: An exponential distribution has a mode of 0, a median of ln(2)/λ, and a mean of 1/λ. Therefore, the mean, median, and mode are not equal.
- D. Poisson: A Poisson distribution has a mode of the integer part of λ (i.e., the highest probability mass function value). The mean and median are both equal to λ. Therefore, the mode is not necessarily equal to the mean and median.
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Will choose brainliest
Choose if the linear representation is proportional or nonproportional.
A proportional
B nonproportiona
The linear representation is a proportional relationship.
What is proportional relationship?
Proportional relationships are those in which the ratios of the two variables are equal. Another way to think about them is that one variable is always a constant value multiplied by the other in a proportionate relationship. The "constant of proportionality" is the name given to this variable.
We know that in a proportional relationship the ratios are equal i.e.
\(\frac{y_{1}}{x_{1} } = \frac{y_{2} }{x_{2} } =\frac{y_{n} }{x_{n} }\)
So,
-16/4 = -12/3 = -8/2 = -4/1 = -4
Since, the ratios of the linear representation are equal, therefore, it is a proportional relationship.
Hence, the linear representation is a proportional relationship.
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What is the area, in square centimeters, of the figure below?
5.2 cm 7.6 cm
A. 9 cm?
B. 12.8 cm?
C. 19.76 cm?
D. 39.52 cm?
Answer: 39.52 cm
Step-by-step explanation: If you multiply 5.2 and 7.6 you would get 39.52 cm.
How did the artists of the Harlem Renaissance try to combat stereotypes and racism?
Answer:
I answered your other question but I do not know the answer to this one, sorry
Step-by-step explanation:
look up Harlem Renaissance website for information
smith is in jail and has 3 dollars; he can get out on bail if he has 8 dollars. a guard agrees to make a series of bets with him. if smith bets a dollars, he wins a dollars with probability 0.4 and loses a dollars with probability 0.6. find the probability that he wins 8 dollars before losing all of his money if (a) he bets 1 dollar each time (timid strategy). (b) he bets, each time, as much as possible but not more than necessary to bring his fortune up to 8 dollars (bold strategy). (c) which strategy gives smith the better chance of getting out of jail?
(a) The probability that Smith wins 8 dollars before losing all his money using the timid strategy is approximately 0.214.
In the timid strategy, Smith bets 1 dollar each time. The probability of winning a bet is 0.4, and the probability of losing is 0.6. We can calculate the probability that Smith wins 8 dollars before losing all his money using a binomial distribution. The formula for the probability is P(X = k) =\(\binom{n}{k} \cdot p^k \cdot q^{n-k}\), where n is the number of trials, k is the number of successes, p is the probability of success, and q is the probability of failure. In this case, n = 8, k = 8, p = 0.4, and q = 0.6. By substituting these values into the formula, we can calculate the probability to be approximately 0.214.
(b) The probability that Smith wins 8 dollars before losing all his money using the bold strategy is approximately 0.649.
In the bold strategy, Smith bets as much as possible but not more than necessary to reach 8 dollars. This means he bets 1 dollar until he has 7 dollars, and then he bets the remaining amount to reach 8 dollars. We can calculate the probability using the same binomial distribution formula, but with different values for n and k. In this case, n = 7, k = 7, p = 0.4, and q = 0.6. By substituting these values into the formula, we can calculate the probability.
P(X = 7) =\(\binom{7}{7} \cdot 0.4^7 \cdot 0.6^{7-7} \approx 0.014\) ≈ 0.014
P(X = 8) =\(\binom{8}{8} \cdot 0.4^8 \cdot 0.6^{8-8} \approx 0.635\) ≈ 0.635
Total probability = P(X = 7) + P(X = 8) ≈ 0.649
(c) The bold strategy gives Smith a better chance of getting out of jail.
The bold strategy gives Smith a better chance of getting out of jail because the probability of winning 8 dollars before losing all his money is higher compared to the timid strategy. The bold strategy takes advantage of maximizing the bets when Smith has a higher fortune, increasing the likelihood of reaching the target amount of 8 dollars.
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Find the greatest common factor of these two expressions.
28y^7x^2 and 8y^8v^4x^6
Answer:
4y⁷x²
Step-by-step explanation:
Finding GCF:Prime factorize each expression.
28y⁷x² = 2 * 2 * 7 * y⁷ * x²
8y⁸v⁴x⁶ = 2 * 2 * 2 * y⁸ * v⁴ * x⁶
GCF = 2 * 2 *y⁷*x²
= 4y⁷x²
Exhibit 6-3The weight of football players is normally distributed with a mean of 200 pounds and a standard deviation of 25 pounds.
Refer to Exhibit 6-3. What is the minimum weight of the middle 95% of the players?
Select one:
a. None of the answers is correct.
b. 196
c. 249
d. 151
Answer:
The middle 95% of the players fall within two standard deviations of the mean. Using the empirical rule, we know that this corresponds to the interval (mean - 2*standard deviation, mean + 2*standard deviation), or (200 - 2*25, 200 + 2*25), which simplifies to (150, 250). Therefore, the minimum weight of the middle 95% of the players is 150 pounds.
The answer is d. 151.
What is the midpoint of the horizontal line segment graphed below?10(-6,3)(10,3)10A. (2,6)В. (4, 6)ОООC. (2, 3)D. (4, 3)
Therefore,
(-6, 3)(10, 3)
\(\begin{gathered} (x_m,y_m)=(\frac{-6+10}{2},\frac{3+3}{2}) \\ (x_m,y_m)=(\frac{4}{2},\frac{6}{2}) \\ (x_m,y_m)=(2,3) \end{gathered}\)factoriser les expressions :
16x+4
Answer:
4(4x+1)
Step-by-step explanation:
16x+4
Factor out 4,
4(4x+1)
You bought a car 3 years ago for $12000. If its value decreases by 17% each year, how much is your car worth now?
Answer: $6,861.44
Step-by-step explanation:
Car was bought 3 years ago for $12,000.
Value decreases by 17% every year.
Current value is:
= 12,000 * (1 - 17%)³
= $6,861.44
jim drinks 15 ounces of water each hour. which expression shows how much he drank
The amount of water drank in 12 hours will be 180 ounces.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that Jim drinks 15 ounces of water each hour. The amount of water drank by Jim in 12 hours will be,
Amount of water = 15 x 12
Amount of water = 180 ounces
Hence, the amount of water drank in 12 hours will be 180 ounces.
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Daily high temperatures in St. Louis for the last week were as follows: 92, 92, 93, 95, 95, 86, 95 (yesterday). a) The high temperature for today using a 3-day moving average =____ degrees (round your response to one decimal place).
The high temperature for today using a 3-day moving average is 92 degrees.
To calculate the high temperature for today using a 3-day moving average, we take the average of the temperatures from the past three days, including today.
Given the daily high temperatures in St. Louis for the last week:
92, 92, 93, 95, 95, 86, 95 (yesterday)
To find the 3-day moving average for today's high temperature, we consider the temperatures from yesterday, the day before yesterday, and three days ago.
(95 + 86 + 95) / 3 = 92
Therefore, the high temperature for today, calculated using a 3-day moving average, is approximately 92 degrees Fahrenheit, rounded to one decimal place.
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deals with three-dimensional objects, such as cubes and spheres.
Step-by-step explanation:
Length, width and height are three dimensional objects.
I hope this will help you.
You spin the spinner flip a coin then spin the spinner again find the probability of the compound event The probability of spinning an odd number flipping heads then spinning a three is
The probability of spinning an odd number on the spinner is 1/2. The probability of flipping heads on a coin is 1/2. The probability of spinning a three on the spinner is 1/4.
To find the probability of the compound event, we multiply the probabilities of each individual event. So, the probability of spinning an odd number, flipping heads, and then spinning a three is (1/2) * (1/2) * (1/4) = 1/16.
To understand this better, we can break down the compound event into individual events. First, there is a 1/2 chance of spinning an odd number on the spinner. Then, there is a 1/2 chance of flipping heads on the coin. Finally, there is a 1/4 chance of spinning a three on the spinner. We multiply these probabilities together to get the overall probability of the compound event. So, the probability of spinning an odd number, flipping heads, and then spinning a three is 1/16.
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The probability of the NOT spinning a RED, flipping TAILS, and then NOT spinning and EVEN number is: 2/9
What is the probability of the spinner?The spinner contains three colors Red, Blue and Yellow.
Let P denote the probability of an event.
Let A denote the event that red color is not obtained on the spinner.
B denote the event that tail is obtained on flipping a coin.
C denote the event that an odd number is not obtained on spinner.
Hence,
P(A) = 2/3
( Since out of three choice 2 are not red)
P(B)=1/2
( Since the only outcomes are H and T which have equal chances to come up)
and
P(C)=2/3
( Since the number on the spinner are 1,2 and 3 out of which only one is even)
Clearly all the events are independent.
Hence, the probability of the compound event is:
P(A) * P(B) * P(C)
= ²/₃ * ¹/₂ * ²/₃
= 2/9
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Evaluate. Remember Order of
Operations! (PEMDAS)
4-(7+2)÷3= [?]
Answer: 1
Yessssssssssssssss
Sipho buys a bread on Monday and eats a third of it. On Tuesday he eats half of what is left over. If the bread is cut in 21 slice how many slice are left for Wednesday?
Answer:
7 slices
Step-by-step explanation:
1/3 of the bread would be seven slices (21/3), and he would be left with 2/3, half of which is 1/3; another seven slices were eaten. On Wednesday, he will have 7 slices left over.
we would associate the term inferential statistics with which task?
Inferential statistics involves using sample data to make inferences, predictions, or generalizations about a larger population, providing valuable insights and conclusions based on statistical analysis.
The term "inferential statistics" is associated with the task of making inferences or drawing conclusions about a population based on sample data.
In other words, it involves using sample data to make generalizations or predictions about a larger population.
Inferential statistics is concerned with analyzing and interpreting data in a way that allows us to make inferences about the population from which the data is collected.
It goes beyond simply describing the sample and aims to make broader statements or predictions about the population as a whole.
This branch of statistics utilizes various techniques and methodologies to draw conclusions from the sample data, such as hypothesis testing, confidence intervals, and regression analysis.
These techniques involve making assumptions about the underlying population and using statistical tools to estimate parameters, test hypotheses, or predict outcomes.
The goal of inferential statistics is to provide insights into the larger population based on a representative sample.
It allows researchers and analysts to generalize their findings beyond the specific sample and make informed decisions or predictions about the population as a whole.
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slop intercept form of: y-5=2(x+2)
Answer: y= 2x+9
have a good day!
SHOW THATMOD -2a a+b c+a =4 [a+b] [b+c] [c+a]
a+b -2b b+c
c+a c+b -2c
MOD(-2a a+b c+a) = 4[a+b][b+c][c+a] is an identity that holds true for all values of a, b, and c.
To show that MOD(-2a a+b c+a) = 4[a+b][b+c][c+a], we will simplify the expression
First, let's expand the expression on the left side of the equation:
MOD(-2a a+b c+a) = MOD(-\(2a^2\) - 2ab + ac + aa + bc + ca)
Now, let's simplify the expression further by grouping the terms:
MOD(-\(2a^2\) - 2ab + ac + aa + bc + ca) = MOD(\(a^2\) + 2ab + ac + bc + ca)
Next, let's factor out the common terms from each group:
MOD(\(a^2\) + 2ab + ac + bc + ca) = MOD(a(a + 2b + c) + c(a + b))
Now, let's expand the expression on the right side of the equation:
4[a+b][b+c][c+a] = 4(a + b)(b + c)(c + a)
Expanding further:
4(a + b)(b + c)(c + a) = 4(ab + ac + \(b^2\) + bc + ac + \(c^2\) + ab + bc + \(a^2\))
Simplifying:
4(ab + ac + \(b^2\) + bc + ac +\(c^2\) + ab + bc + \(a^2\)) = 4(\(a^2\) + 2ab + ac + bc + ca)
We can see that the expanded expression on the right side is equal to the expression we obtained earlier for the left side.
Therefore, MOD(-2a a+b c+a) = 4[a+b][b+c][c+a].
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emergency calls to a small municipality in idaho come in at the rate of one every minutes. a. what is the expected number of calls in one hour? per hour b. what is the probability of three calls in five minutes (to 4 decimals)? c. what is the probability of no calls in a five-minute period (to 4 decimals)?
If emergency calls to a small municipality in Idaho come in at the rate of one every minute. A. Then the expected number of calls in one hour is 60 calls per hour, B. The probability of three calls in five minutes is approximately 0.1404, and C. The probability of no calls in a five-minute period is approximately 0.0067.
The data given in the question is Emergency calls to a small municipality in Idaho come in at the rate of one every minute. So according to that, we have to find out:
A) Expected number of calls in one hour If emergency calls to a small municipality in Idaho come in at the rate of one every minute, then in an hour, the number of calls is given by;
Number of calls in 1 hour = Rate × Time= 1 × 60= 60
Therefore, the expected number of calls in one hour is 60 calls.
B) Probability of three calls in five minutes using the Poisson distribution formula, we have P (x=3) = λx e^(-λ)/x!
Where λ is the mean number of occurrences, x is the number
of occurrences (in this case, 3), and e is
the mathematical constant.
P(x=3) = (1×5)^3 e^-(1×5)/3!
= 125e^-5/6 ≈ 0.1404 (to 4 decimals)
Therefore, the probability of three calls in five minutes is approximately 0.1404.
C) Probability of no calls in a five-minute period using the Poisson distribution formula,
We have P(x=0) = λx e^(-λ)/x! Where λ is the mean
number of occurrences, x is the number of occurrences (in
this case, 0), and e is the mathematical constant.
P(x=0) = (1×5)^0 e^- (1×5)/0!
= e^-5 ≈ 0.0067....... (to 4 decimals)
Therefore, the probability of no calls in a five-minute period is approximately 0.0067.
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What's the principal sum?
The principal sum refers to the amount payable in one sum in the case of accidental death and, in some cases, accidental dismemberment.
The amount paid in the case of accident or medical insurance in the event that the insured person dies, loses a limb, or loses sight is known to be as principal sum. It means that the principal sum amount is the maximum amount paid to the insured person for all injuries resulting from the accident.
Thus, the principal sum is the amount insured to be paid by the company to the beneficiary in the case of the insured individual's accidental death as well as in the loss of limb or sight.
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NEED HELP! will give brainiest!!
Answer: 62999
Step-by-step explanation: sorry if wrong
Pls help..I don’t have much time
Answer: do 12 x6= 72 and then divide it by 2 and that equals 36. your answer is 36. i hope this helped.
Step-by-step explanation:
Find of factor of 72
Answer:Factors of 72: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36 and 72.
Negative Factors of 72: -1, -2, -3, -4, -6, -8, -9, -12, -18, -24, -36 and -72.
Prime Factors of 72: 2, 3.
Prime Factorization of 72: 2 × 2 × 2 × 3 × 3 = 23 × 32
Sum of Factors of 72: 195.
Step-by-step explanation:
A shoemaker sold a pair of for $245.99 if the buyer a $300.00 bill, how much will the buyer receive in change?
*two decimal places don't forget your $ sign. Example: $50.00 NOT 50*
Answer:
$54.01
Step-by-step explanation:
All you have to do is $300.00-$245.99 .
Writing the equation of the line through two given points(-4,-1) (2,-5). y=mx-b form
So we are given two points and we have to use them to construct the equation of a line in slope-intercept form:
\(y=mx+b\)Where m is the slope and b is the y-intercept. With two given points we can construct two equations for m and b. For example, if we know that the line passes through two generic points (A,B) and (C,D) we have the following equations that are the result of taking (x,y)=(A,B) and (x,y)=(C,D):
\(\begin{gathered} B=A\cdot m+b \\ D=C\cdot m+b \end{gathered}\)The points we have are (-4,-1) and (2,-5). Then we have A=-4, B=-1, C=2 and D=-5 and the two equations for m and b are:
\(\begin{gathered} -1=-4m+b \\ -5=2m+b \end{gathered}\)We can take the first equation and add 4m to both sides:
\(\begin{gathered} -1+4m=-4m+b+4m \\ b=4m-1 \end{gathered}\)Then we substitute b with this expression in the second equation:
\(\begin{gathered} -5=2m+b \\ -5=2m+4m-1 \\ -5=6m-1 \end{gathered}\)And we add 1 to both sides:
\(\begin{gathered} -5+1=6m-1+1 \\ -4=6m \end{gathered}\)And we divide both sides by 6:
\(\begin{gathered} -\frac{4}{6}=\frac{6m}{6} \\ m=-\frac{4}{6}=-\frac{2}{3} \end{gathered}\)Then we use this value in the expression for b:
\(\begin{gathered} b=4m-1=4\cdot(-\frac{2}{3})-1 \\ b=-\frac{8}{3}-1 \\ b=-\frac{11}{3} \end{gathered}\)Thent the equation we are looking for and answer to this question is:
\(y=-\frac{2}{3}x-\frac{11}{3}\)Courtney would like to buy a new phone for $680. So far, she has saved $240. If she earns $8 an hour
babysitting, how many hours will she need to work to be able to buy the phone?
Answer:
she will need to work for 55 hours to buy the phone
Step-by-step explanation:
680 - 240 = 440
that's how much more she needs
449 ÷ 8 = 55
and that's the answer
55
hope that helped
Answer:
55 hours
Step-by-step explanation:
Well first we need to set up the equation
We know she needs 680$ to buy the phone so the equation must be equal to 240
She has 240 and earns 8 dollars per hr so were finding out how many hours of work is needed to be able to buy the phone
Represent the number of hours worked by "x"
Set the equation up as
240 + 8x = 680
Add -240 to both sides of the equation to make 240 be 0 and 680 be 440
8x = 440
divide both sides of equation by 8 to get what x equals
x=55
She needs to work 55 hours
sara chose a date from the calendar. what is the probability that the date she chose is a prime number, given that the date is after the 7th of the month?
The probability that the date sara chose is a prime number is 0.2.
Given that, sara chose a date from the calendar.
We know that, probability of an event = Number of favourable outcomes/Total number of outcomes.
Here, total number of outcomes = 30
Number of favourable outcomes = 6
Now, probability = 6/30
= 1/5
= 0.2
Therefore, the probability that the date sara chose is a prime number is 0.2.
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