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Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar.
Find the area of the triangle.
11
14
Answers
Answer: 77
Step-by-step explanation: If this is a triangle, you would use base times height divided by 2 to find the area. So if the base and the height are 11 and 14, you would do 11x14=154. Than 154/2 and you would get 77.
Related Questions
Pls find the area of this polygon!!!
Answers
Answer:
1/2 bh =1/2 ×(6×10)=30
Step-by-step explanation:
you times 1/2 by base and height
Waiting period. Jamal is waiting to be a millionaire. He wants to know how long he must wait if a. he invests $22,108.44 at 21% today? b. he invests $45,104.11 at 16% today? c. he invests $152,814.56 at 8% today? d. he invests $276,434.51 at 6% today? a. How long will Jamal have to wait to become a millionaire if he invests $22,108.44 at 21% today? years (Round to the nearest whole number.)
Answers
If Jamal wants to become a millionaire, then Jamal must wait for 19 years if he invests $22,108.44 at 21% today, Jamal must wait for 18 years if he invests $45,104.11 at 16% today, Jamal must wait for 22 years if he invests $152,814.56 at 8% today, and Jamal must wait for 24 years if he invests $276,434.51 at 6% today
To calculate the waiting period for Jamal, follow these steps:
The formula for compound interest is given as: \(\[A=P{{\left( 1+\frac{r}{n} \right)}^{nt}}\]\) where P is the principal amount, r is the annual interest rate, t is the time the money is invested for, n is the number of times that interest is compounded per year and A is the amount of money accumulated after n years. The time required for $22,108.44 to grow to $1,000,000 at 21% can be calculated as \(\[1000000=22108.44{{\left( 1+\frac{21}{100} \right)}^{t}}\] \\ t=\frac{\ln (1000000/22108.44)}{\ln (1.21)}\). Therefore, t=19.25 years ≈19 years The time required for $45,104.11 to grow to $1,000,000 at 16% can be calculated as\(\[1000000=45104.11{{\left( 1+\frac{16}{100} \right)}^{t}}\] \\t=\frac{\ln (1000000/45104.11)}{\ln (1.16)}\). Therefore, t = 18.79 ≈18 yearsThe time required for $152,814.56 to grow to $1,000,000 at 8% can be calculated as \(\[1000000=152814.56{{\left( 1+\frac{8}{100} \right)}^{t}}\] \\t=\frac{\ln (1000000/152814.56)}{\ln (1.08)}\). Therefore, t = 22.18 years≈ 22 yearsThe time required for $276,434.51 to grow to $1,000,000 at 6% can be calculated as \(\[1000000=276434.51{{\left( 1+\frac{6}{100} \right)}^{t}}\] \\t=\frac{\ln (1000000/276434.51)}{\ln (1.06)}\). Therefore, t = 24.64 years ≈ 24years.Therefore, Jamal has to wait approximately 19, 18, 22, and 24 years respectively to become a millionaire by investing $22,108.44, $45,104.11, $152,814.56, and $276,434.51 respectively at 21%, 16%, 8%, and 6% interest rates.
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-5x+3y>9 help me plesese
Answers
Answer: x < 3/5 y + -9/5
Step-by-step explanation:
is provided below :)
3. A machine can produce 120 parts in 8 minutes. At this rate, how many parts can the machinist produce in 15 minutes? can you plz help me???? step by step the one who tells me it is good will get the crown
Answers
120 parts/8 minutes = 15 parts per minute
15 parts * 15 minutes = 225 in 15 min.
Solution: 225 parts
Ratio remains same
Let that be x
\(\\ \rm\Rrightarrow 120:8=x:15\)
\(\\ \rm\Rrightarrow 15=x:15\)
\(\\ \rm\Rrightarrow x=15^2\)
\(\\ \rm\Rrightarrow x=225parts\)
She selects 150 trees at random from her orchard and uses this fertilizer on those trees and estimates the following regression: Y
^
i
=600+4.93X i
, where Y
^
i
denotes the predicted number of apricots obtained from the I th tree and X i
denotes the number of units of fertilizer used on the I th tree. A. H 0
:β 1
≥5.14 and H 1
:β 1
<5.14. B. H 0
:β 1
>4.93 and H 1
:β 1
≤4.93. C. H 0
:β 1
=5.14 and H 1
:β 1
=5.14. D. H 0
:β 0
=4.93 and H 1
:β 0
=4.93. Suppose the standard error of the estimated slope is 0.74. The t-statistic associated with the test Wendy wishes to conduct is (Round your answer to two decimal places. Enter a minus sign if your answer is negative.1
Answers
Given statement solution is :- The t-statistic associated with the test is approximately -0.28.
The t-statistic, which is used in statistics, measures how far a parameter's estimated value deviates from its hypothesised value relative to its standard error. Through the Student's t-test, it is utilised in hypothesis testing. In a t-test, the t-statistic is used to decide whether to accept or reject the null hypothesis.
To find the t-statistic associated with the test, we need to calculate the test statistic using the estimated slope coefficient, the null hypothesis, and the standard error.
The estimated slope coefficient is 4.93.
The null hypothesis is H₀: β₁ ≥ 5.14 (stating that the true slope coefficient is greater than or equal to 5.14).
The predicted slope's standard error is 0.74.
The formula to calculate the t-statistic is:
t = (estimated slope - hypothesized slope) / standard error
Plugging in the values:
t = (4.93 - 5.14) / 0.74
t = -0.21 / 0.74
t ≈ -0.28 (rounded to two decimal places)
Therefore, the t-statistic associated with the test is approximately -0.28.
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Graph x+3y=-6 using the x and y-intercepts.
Answers
Answer:
use points (0, -2) and (-6, 0)
Step-by-step explanation:
set up the equation in y-intercept form
x + 3y = -6
3y = -x - 6; divide by 3
y = \(\frac{-1}{3}\) x - 2; you can the y-intercept is -2 or (0, -2)
Now to find where the graph cross the x-axis at y=0
0 = \(\frac{-1}{3}\) x - 2; move the 2 to the other side
2 =\(\frac{-1}{3}\) x ; multiply by -3
-6 = x; which is point (-6,0)
The equation Y+6 =
1/3 (x-9) is written in point-slope form. What is the equation written in slope-intercept form?
y=1 /3 x-3
y = 1/3 x+9
y = 1/3 x - 9
y - 1 /3 x+3
Answers
y + 6 = 1/3 x - 3
y = 1/3 x - 9
Suppose that four students, Stephanie, Charles, Tim, and Rachel, are all preparing to take standardized exam that contains three subjects, math, reading, and science. Four tutors are available to help the students prepare for the exam. Each tutor is able to help in any of the three subjects. How many different ways can the students, tutors, and subjects be uniquely combined?
Answers
Answer:
48 different ways
Step-by-step explanation:
To solve this question, we use the Fundamental Counting Principle technique.
Fundamental Counting Principle can be defined as the way by which we determine the possibility or the number of possible outcomes for an event.
If we have event X and event Y and event Z, then the number of possible outcomes = X × Y × Z
For the above question, we have 3 events
Event 1 : 4 students ( Stephanie, Charles, Tim, and Rachel)
Event 2: 3 subjects ( Math, Reading, And Science)
Event 3 : 4 tutors.
Therefore,the many different ways can the students, tutors, and subjects can be be uniquely combined is:
= 4 × 3 × 4
= 48 different ways
Does this set of ordered pairs represent a function? Why or why not?
Answers
Answer:
A
Step-by-step explanation:
Recall that for a function to be valid, each input value of x must give us one and only one unique output value for y.
in this case we can see that one of the data sets is (3,-1)
which means that an input of 3 gave an output of -1
but we also see that another data set (3,1)
in this case an input of 3 gave an output of 1.
Because the same x input gives 2 different y outputs, this is not a function.
the answer is A
Answer:
The answer is A
Step-by-step explanation:
I got it right on the test
Evaluate the expression shown below and write your answer as a
fraction in simplest form.
1/4 - 1/10
Answers
Explanation/Work:
( If you want an explanation just tell me in the comments, and I shall provide it)
1/4 - 1/10
5/20 - 2/20
3/20
An increase in the rate of inflation will: Multiple Choice increase the nominal interest rate while lowering the real interest rate. increase the real interest rate but not affect the nominal interest rate. decrease both the real and the nominal rate of interest. increase both the real and the nominal rate of interest. increase the nominal interest rate but will not affect the real interest rate.
Answers
An increase in the rate of inflation will increase the nominal interest rate while lowering the real interest rate.
When the rate of inflation rises, it affects both the nominal and real interest rates. The nominal interest rate is the stated or observed interest rate, while the real interest rate is adjusted for inflation and represents the purchasing power of the interest earned or paid. Inflation erodes the purchasing power of money over time.
As inflation increases, lenders and investors demand higher nominal interest rates to compensate for the expected loss in purchasing power. However, while the nominal interest rate rises, the real interest rate, which takes inflation into account, decreases because the purchasing power of the interest earned or paid is reduced.
In summary, an increase in the rate of inflation will result in an increase in the nominal interest rate but a decrease in the real interest rate due to the erosion of purchasing power caused by inflation.
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Last week the number of bacteria in a petri dish was 2.25×
×
102
10
2
. This week the number of bacteria in the petri dish is 2.75×
×
105
10
5
. How many times more bacteria are in the petri dish this week?
Round the decimal to the nearest tenth.
Answers
Answer:
1221.2 factor increase
Step-by-step explanation:
It is difficult interpreting the numbers. I'll assume:
2.25x10^2 and 2.75x10^5
----
225
275000
The difference(increase) is 274775, or 2.75 x 10^5 to 3 sig figs
There is a (2.75 x 10^5)/(2.25x10^2) or 1221.2 factor increase in bacteria between the two weeks.
PLEASE HELP ILL MARK BRAINEST.
Answers
1) The value of x that would make m║n is; x = 13
2) The value of x that would make m║n is; x = 14
3)a) The angles are congruent by alternate interior angles postulate.
b) The angles are congruent by linear pairs postulate.
c) The angles are congruent by corresponding angles postulate.
How to find corresponding angles?When two parallel lines are intersected by a third one, the angles that occupy the same relative position at each intersection are known to be corresponding angles to each other.
1) From definition of corresponding angles, line m is parallel to line n and as such, we can say that;
2x + 12 = 38
2x = 38 - 12
2x = 26
x = 13
2) From definition of corresponding angles, line m is parallel to line n and as such, we can say that;
3x + 41 = 8x - 29
8x - 3x = 41 + 29
5x = 70
x = 14
3) a) From definition of alternate interior angles, we can say that yes the angles are congruent by alternate interior angles postulate.
b) Linear pair of angles are formed when two lines intersect each other at a single point. Thus, the angles are supplementary and add up to 180° and they are congruent by linear pairs postulate.
c) The angles are congruent by corresponding angles postulate.
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How do you Simplify the expression. –3x(4–5x) + (3x + 4)(2x – 7)
Answers
The simplified expression is \(21x^2 - 25x - 28\) in the given case.
An expression in mathematics is a combination of numbers, symbols, and operators (such as +, -, x, ÷) that represents a mathematical phrase or idea. Expressions can be simple or complex, and they can contain variables, constants, and functions.
"Expression" generally refers to a combination of numbers, symbols, and/or operations that represents a mathematical, logical, or linguistic relationship or concept. The meaning of an expression depends on the context in which it is used, as well as the specific definitions and rules that apply to the symbols and operations involved. For example, in the expression "2 + 3", the plus sign represents addition and the meaning of the expression is "the sum of 2 and 3", which is equal to 5.
To simplify the expression, first distribute the -3x and (3x + 4) terms:
\(-3x(4 - 5x) + (3x + 4)(2x - 7) = -12x + 15x^2 + (6x^2 - 21x + 8x - 28)\)
Next, combine like terms:
\(-12x + 15x^2 + (6x^2 - 21x + 8x - 28) = 21x^2 - 25x - 28\)
Therefore, the simplified expression is \(21x^2 - 25x - 28.\)
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If you spin the spinner 9 times, what is the best prediction possible for the number of times it will land on blue?
Answers
Answer:
0? There's no blue.
Answer:
0
Step-by-step explanation:
Simplify:
a+b
a-b
= [?]
a=5 and b=3
![Simplify:a+ba-b= [?]a=5 and b=3](https://i5t5.c14.e2-1.dev/h-images-qa/contents/attachments/MXTvjoFKEpxgifxDV6G2MJN5LvChqS8W.png)
Answers
The value of the given expression will be 4.
What is an expression?Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication and division.
The given expression is as follows
\(=\dfrac{a+b}{a-b}\)
a = 5 and b=3
\(=\dfrac{5+3}{5-3}=\dfrac{8}{2}=4\)
Therefore the value of the given expression will be 4.
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a shape is made by joining centimetre cubes together in a row as shown. the surface area of the shape is 34 squared. work out the number of cubes used to make the shape
Answers
It would take 6 cubes to construct the given shape with a surface area of 34 square cm².
To determine the number of cubes used to make the shape, we need to find the surface area of the shape and then divide it by the surface area of a single cube.
Surface area of the shape = 34 square cm²
Let's assume that each cube has a side length of 1 cm.
The surface area of a single cube is calculated by finding the area of each face and summing them up.
Since a cube has 6 faces, each with an area of 1 square cm², the total surface area of a cube is 6 square cm².
Now, to find the number of cubes used to make the shape, we divide the surface area of the shape by the surface area of a single cube:
Number of cubes = Surface area of the shape / Surface area of a single cube
Number of cubes = 34 square cm² / 6 square cm²
Number of cubes ≈ 5.67
Since the number of cubes must be a whole number, we round up to the nearest whole number.
Therefore, the number of cubes used to make the shape is 6.
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Pleaseee help meeeeee
Answers
Answer:
55 bricks
Step-by-step explanation:
First find the area of one brick by multiplying 10x6x4, which is 240 cm^3. Then divide that from 13,200 which gives you 55 bricks.
Answer:
55 bricks
Step-by-step explanation:
First, we know they used 13,200 cm^3 of concrete. cm^3 is a volume, so in order to find how many bricks can be made, we must find the volume of each brick. Multiply the dimensions of each brick. 10*6*4=240cm^3. Now, divide 13,200cm^3/240cm^3=55 bricks
if seven people meet each other and each shakes hands only once with each of the others, how many handshakes will there have been?
Answers
There will be 21 handshakes when seven people meet each other and each shakes hands only once with each of the others.
When a group of n people meet and each person shakes hands with every other person exactly once, the total number of handshakes that occur can be calculated using the formula (n * (n-1)) / 2.
To understand why this formula works, we can start by recognizing that each person will shake hands with n-1 other people, since they cannot shake hands with themselves. However, we need to divide by 2 to avoid counting each handshake twice, since each handshake involves two people.
Therefore, the total number of handshakes can be expressed as the product of the number of people (n) and the number of handshakes per person (n-1), divided by 2.
In the specific example of seven people meeting, we can substitute n=7 into the formula to find that the total number of handshakes will be (7 * (7-1)) / 2, which simplifies to 21. This means that there will be 21 handshakes when seven people meet and each shakes hands with every other person exactly once.
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6p-9ps+4q-6qs
need help w this
Answers
Step-by-step explanation:
\(3p(2 - 3s) + 2q(2 - 3s) \\ (2 - 3s)(3p + 2q)\)
what is the aswer ??????
Answers
1)13 is a prime number!
2)➛(58+12)-(33-19)
➛70-14
➛56
3)2nd one
In the frog markov chain, what js the probability distribution in the next period if the current distribution is (a) p 3 = 1, all other pi = o?
Answers
The probability distribution in the next period for the frog Markov chain, given the current distribution where p3 = 1 and all other pi = 0, will have all probabilities concentrated in the state corresponding to p3.
In a Markov chain, the probability distribution in the next period is determined by the transition probabilities between states. Each state in the Markov chain has an associated probability, indicating the likelihood of transitioning to that state in the next period.
In this case, the current distribution is given as p3 = 1, meaning that the frog is currently in state 3 with a probability of 1. All other probabilities (p1, p2, p4, p5, etc.) are 0, indicating that the frog is not in any other state.
Since the frog is already in state 3 with a probability of 1, there is no transition needed in the next period. Therefore, the probability distribution in the next period will also have p3 = 1, and all other probabilities will be 0.
In summary, the probability distribution in the next period, given the current distribution where p3 = 1 and all other pi = 0, will have all probabilities concentrated in the state corresponding to p3. This means that the frog will remain in state 3 with a probability of 1 in the next period, and there will be no transition to any other state.
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A random variable X has a probability distribution as follows:
X = 0, 1, 2, 3
P(X) = 2k, 3k, 13k, 2k
where k is a positive constant. What is the probability P(X < 2.0)?
a. 0.90
b. 0.25
c. 0.65
d. 0.15
e. 1.00
Answers
A random variable X has a probability distribution as follows:
X = 0, 1, 2, 3
P(X) = 2k, 3k, 13k, 2k
where k is a positive constant. The probability P(X < 2.0) is 0.25.
What is random variable?
A quantity or item that depends on random events is formalised mathematically as a random variable, also known as a random quantity, aleatory variable, or stochastic variable. It is a function or mapping from potential outcomes to a quantifiable space, frequently to real numbers.
We know that probability sum of all events is 1
Therefore here sum of all probability events =P(X=0)+P(X=1)+P(X=2)+PX=3)=1
2k+3k+13k+2k=1
20k=1
k=1/20=0.05
For P(x<2)=P(X=0)+P(X=1)=2k+3k =5k=5*(1/20)=0.25
Hence the correct answer is b, 0.25
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Evaluate x/4 - 9 when x = 24.
Answers
Answer:
3
Step-by-step explanation:
Substitute x with 24
(24)/4 - 9
Divide
6 - 9
Subtract
3
Given circle a , angle cbd is 52 degrees and minor arc be is 64 degrees, find the values of the following arcs: minor arc dc and minor arc bc
Answers
To find the values of the minor arcs DC and BC, we can use the properties of angles and arcs in a circle. Since angle CBD is given as 52 degrees and minor arc BE is given as 64 degrees.
Minor arc BC = angle CBD + minor arc BE
Minor arc BC = 52 degrees + 64 degrees
Minor arc BC = 116 degrees
To find the value of minor arc DC, we need to use the fact that the sum of the measures of the minor arcs on a circle is 360 degrees.
Minor arc DC = 360 degrees - minor arc BC
Minor arc DC = 360 degrees - 116 degrees
Minor arc DC = 244 degrees
Therefore, the value of minor arc BC is 116 degrees, and the value of minor arc DC is 244 degrees.
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what do you do with points
Answers
Answer: i think you need them to ask questions
Step-by-step explanation: whenever you ask a question it shows your questions and how many you need, so you have to answer questions to get some.
ano ang fraction ng 0.8
Answers
Answer:
this some sortof point tranfer
Step-by-step explanation:
Can I have help with an algebraic equation?
Answers
Answer:
What is the equation?
Step-by-step explanation:
Answer:
Step-by-step explanation: what is the probelm i can help.
Fraction 2 1/3 ÷ 1/4
Answers
Answer:
mixed number form: 9 1/3
decimal form: 9.3 (repeating)
Step-by-step explanation:
Answer:
9.33
Step-by-step explanation:
2 1/3 ÷ 1/4
change mixed fraction tom improper fraction - 2x3+1 = 7/3
change divide sign to multiply and reciprocate 1/4 to 4/1
multiply fractions- 7/3 x 4/1
7x4/ 3x 1
28/3
9.33
Simone saved $15.45 from her allowance, had $7.37 in her piggy bank, and had $22.55 left from her birthday. How much money does Simone have?
Which mental math strategies will help her find the total? Select all that apply.
A.
Add $0.45 and $0.55 to make a dollar. Then, $7 + $22 + $1 = $30. Next, $30 + $15 = $45. Finally, add $0.37 to get $45.37.
B.
Drop all of the cents for each dollar amount. Then, $15 + $7 + $22 = $44.
C.
Round each dollar amount to the nearest dollar. Then, $7 + $23 = $30. Finally, $30 + $15 = $45.
D.
Add $0.05 to $15.45 to make $15.50. Subtract $0.05 from $22.55 to make $22.50. Then, $15.50 + $22.50 = $38. Finally, $38 + $7.37 = $45.37.
Answers
Answer:
Simon has $45.37
Simone savings from allowance= $15.45
Amount Simone had in piggy bank = $7.37
Left over from birthday = $22.55
Total amount of money that Simone now has = $15.45 + $7.37 + $22.55
Total amount of money that Simone now has = $45.37
Simon has $45.37
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Step-by-step explanation: