The value of y is directly PROPORTIONAL to the value of x. If y=44 when x= 240, what is the value of y when x=84?

Answers

Answer 1
Answer:    y = 15.4

If you need the answer in fraction form, then it would be 77/5

This is equivalent to the mixed number 15 & 2/5

======================================================

Work Shown:

y = k*x ..... general direct proportion equation

44 = k*240 .... plug in x = 240 and y = 44

240k = 44

k = 44/240

k = 11/60 .... divide both parts by 4

y = k*x   .... go back to the general form

y = (11/60)x .... plug in the k value we found earlier

y = (11/60)*84 .... plug in x = 84

y = 15.4

---------------

Extra info:

15.4 = 15 + 0.4

15.4 = 15 + 4/10

15.4 = 15 + 2/5

15.4 = 15 & 2/5 .... mixed number form

and

15.4 = 15 + 2/5

15.4 = 75/5 + 2/5

15.4 = (75+2)/5

15.4 = 77/5 ... improper fraction


Related Questions

Multiply 5 1/2 x 1 2/5​

Answers

Step-by-step explanation:

[tex]5 \frac{1}{2} \times 1 \frac{2}{5} \\ \\ \frac{11}{2} \times \frac{7}{5} \\ \\ \frac{77}{10 } = 7.7[/tex]

प्रश्न 5 समीकरण हल कीजिए- (आलेख विधि से नही)
4x-5y+16 =0


2x+y-6 =0
bicol method)​

Answers

Answer:

Step-by-step explanation:

Given the simultaneous equation

4x-5y+16 =0  ....... 1

2x+y-6 =0  ...... 2

Let us solve to get the variable x and y:

The equation becomes

4x-5y =-16   ........ * 1

2x+y =6 ...... *2

Using Elimination method

Multiply eqn 1 by 1 and eqn 2 by 2

4x-5y =-16

4x+2y =12

Subtract resulting equation

-5y-2y = -16-12

-7y = -28

solve for y

-7y/-7 = -28/-7

y = 4

Substitute y = 4 into equation 2 to get x

2x+y =6

2x + 4 = 6

2x = 6-4

2x = 2

x = 2/2

x = 1

hence x is 1, y is 4

OMG help what is the relationship between the 5's in 345,502 I think this is math

Answers

The first five in the number 345,502 is in the thousands place.

The second five in the number 345,502 is in the hundreds place.

This is the relationship between the two 5's.

Hope this helps!

What categories does the number -3/17 belong in ?

Answers

Answer:

Irrational

Step-by-step explanation:

-3/17= -0.1764705882 and irrational numbers does not repeat

What makes 3+7+2 = +2

Answers

Answer:

21 because it all postive and equls

Step-by-step explanation:

HELP ASAP this is hard

Answers

Answer:

C

Step-by-step explanation:

Answer:

D) positive association because the data on the scattergraph is decreasing (y axis) as the x axis increases.

Basically the data: theres a cluster, an outlier and has a negative association. Not a positive association.

what is the scale factor of the dilation

Answers

Answer:

Step-by-step explanation:

well it got 3 bigger and expanded by 3 both vertically and horizontally

PLEASE HELP ASAP!!!

A cone has a volume of 200 in^3 and a
height of 10 in. Find the radius of this cone.

Answers

Answer:

The radius is 4.37 in approximately

Step-by-step explanation:

2 and square root of 2 + square root of 8 - 4 and square root of 1 over 2

Answers

Answer:

2.828427125, 2.82 or just round it to 3 if you want

Step-by-step explanation:

All you have to do is type it into the Desmos Scientific Calculator exactly how you see it.

3(x−2)+5x=18 what is the value of x

Answers

Answer:

x=3

Step-by-step explanation:

Mariah owed her grandfather $2.25 but was recently able to pay him back $1.50 how much does Mariah currently owe her grandfather

Answers

Answer:

$0.75

Step-by-step explanation:

2.25-1.50=0.75

Problem
What is the slope of the line that contains these points?
***********
slope:

Answers

Answer: -8

Explanation: the formula to find slope is

y1 - y2/x1 - x2

When you substitute the values in this formula, you get

= 36 - 12/8 - 11
= 24/-3
= -8

Therefore, the slope is -8

complete the division. The quotient is 3x^2+__x+__.

Answers

Answer: 3x^2+ -2x+5. I hope this helped

Step-by-step explanation:

if a ferry boat covers 28 miles in 4 hours how much distance will it cover in 12 hours?

Answers

Answer:

84 miles in 12 hour

Step-by-step explanation:

12/4 = 3

3*28=84

Answer:

84 miles.

Step-by-step explanation:

First, find the rate of miles travel per hour.  It is given that the boat covers 28 miles in 4 hours. Simply divide 28 with 4:

28/4 = 7

The boat covers 7 miles per hour.

Now, multiply 12 hours with 7:

12 hours x 7 miles per hour = 84 miles per 12 hours.

84 miles is your answer.

~

i need help on this stuck on it

Answers

Answer:

5=148 and 8=32

Step-by-step explanation:

For this equation we know since the lines are parelle that they will produce the same angle degrees.

so 2,4,6,and 8 are all 32

if we subtract 180 (the dregree of a stright line) from 32 we get 148

so 148 is for 1,3,5, and 7

2 - 2x +5 -3x + 3x + 4

Answers

Answer:

-2x+11

Step-by-step explanation:

You need to combine like terms, so combine the x terms first.

You would have

-2x-3x+3x=-2x

Then combine the like terms of the normal numbers

2+5+4=11

Answer:

-2x+11

-hope this is what you were looking for:))

Step-by-step explanation:

I'm really stupid sorryyyyyyyyyyyyyy
what is 4 x 10?

Answers

Answer:

your answer would be 40.

Answer:

4 x 10 = 40 :)

pls help jwjwkwkwwkwkwkwkwkkwwkkwkwwkkwkw​

Answers

Answer:

o,-3 and 1.5,0

Step-by-step explanation:

You can find a calculator on a website called Desmos that might help answer related questions.

(3g2−g)+(3g2−8g+4) find the sum

Answers

Answer:  6g2−9g+4

Step-by-step explanation: 3g2+−g+3g2+−8g+4

=(3g2+3g2)+(−g+−8g)+(4)

=6g2+−9g+4

Solve for x: [x] - 8 = -5
O x = -13 and x = -3
O x = 3 and x = -3.
O x = 3 and x = 13
O No solution

Answers

Answer will be no solution

16. A section of an exam contains four True-False questions. A completed exam paper is selected at random, and the four answers are recorded. a. List all outcomes in the sample space. b. Assuming the outcomes to be equally likely, find the probability that all the answers are the same. c. Assuming the outcomes to be equally likely, find the probability that exactly one of the four answers is "True." d. Assuming the outcomes to be equally likely, find the probability that at most one of the four answers is "True."

Answers

Answer:

a

[ FFFF] , [FFFT] , [FFTF] , [FFTT]

[FTFF] , [FTFT] , [FTTF], [FTTT]

[TFFF] , [TFFT] , [TFTF] , [TFTT]

[TTFF] , [TTFT],[TTTF] , [TTTT]

b

  [tex]P(A) =  \frac{1}{8}[/tex]

c

 [tex]P(B) = \frac{1}{4}[/tex]

d

[tex]P(C) = \frac{5}{16}[/tex]

Step-by-step explanation:

From the question we are told that

The number of True - False question is n = 4

The number of answers recorded are k = 4

Generally the outcomes in the sample space are 16 and they are listed below

[ FFFF] , [FFFT] , [FFTF] , [FFTT]

[FTFF] , [FTFT] , [FTTF], [FTTT]

[TFFF] , [TFFT] , [TFTF] , [TFTT]

[TTFF] , [TTFT],[TTTF] , [TTTT]

Generally from the list of the possible outcome we see that the number of outcome where the answers are the same is 2 i.e [TTTT] and [FFFF]

So the probability that all the answers are the same is mathematically represented as

[tex]P(A) = \frac{2}{16}[/tex]

=> [tex]P(A) = \frac{1}{8}[/tex]

Generally from the list of the possible outcome we see that the number of outcome where exactly one answer is true is 4 i.e [FFTF] , [FFFT],[TFFF] , [FTFF]

So the probability that exactly one of the four answers is "True." is mathematically represented as

[tex]P(B) = \frac{4}{16}[/tex]

=> [tex]P(B) = \frac{1}{4}[/tex]

Generally from the list of the possible outcome we see that the number of outcome where at most one of the four answers is true is 5 i.e [FTFF] , [FFFF] , [FFTF] , [FFFT] ,[TFFF]

So the probability that at most one of the four answers is mathematically represented as

[tex]P(C) = \frac{5}{16}[/tex]

The probabilities of all same, exactly one true, and most one of the four are true is 0.125, 0.25, and 0.3125 respectively.

What is probability?

Probability means possibility. It deals with the occurrence of a random event. The value of probability can only be from 0 to 1. Its basic meaning is something is likely to happen. It is the ratio of the favorable event to the total number of events.

A section of an exam contains four True-False questions.

A completed exam paper is selected at random, and the four answers are recorded.

Total event = 16

A.  The sample space will be shown in the table below.

[tex]\rm Sample \ space = 16 \ \begin{Bmatrix}FFFF & FFFT & FFTF & FFTT \\FTFF & FTFT & FTTF & FTTT \\TFFF & TFFT & TFTF & TFTT \\TTFF & TTFT & TTTF & TTTT\end{Bmatrix}[/tex]

B.  The probability that all the answers are the same will be.

Favorable event = 2 ={(TTTT, FFFF}

Then we have the probability,

[tex]\rm P(B) =\dfrac{2}{16} =\dfrac{1}{8} = 0.125[/tex]

C.  The probability that exactly one of the four answers is "True".

Favorable event = 4 {(FFFT, FFTF, FTFF, TFFF}

Then we have the probability,

[tex]\rm P(C) =\dfrac{4}{16} =\dfrac{1}{4} = 0.25[/tex]

D.  The probability that at most one of the four answers is "True".

Favorable event = 5 {(FFFF, FFFT, FFTF, FTFF, TFFF}

Then we have the probability,

[tex]\rm P(D) =\dfrac{5}{16} =0.3125[/tex]

More about the probability link is given below.

https://brainly.com/question/795909

Nick says that the number 751 rounded to the nearest hundred is 750.
Explain Nicks error and the correct way to round to the nearest hundred. Find the correct rounded number.

Answers

Answer:

800

Step-by-step explanation:

he probably didn't label the numbers from ones to hundred or maybe he rounded off to the nearest 50 Ct maybe

What is 1/20 written as a percent
0.5%
5%
10%
20%

Answers

Answer:

the answer is 5 percent

Answer: 5%

Step-by-step explanation:

1/20 = 5/100

5/100 = 5%

The number of boxes of cookies sold by Sarah was 50 fewer than the number of boxes of cookies sold by Keiko. The number of boxes of cookies sold by Imelda was
22 greater than the number sold by Keiko. Write an algebraic expression for each quantity. Use x to represent the unknown value.
the number of boxes of cookies sold by Sarah
= the number of boxes of cookies sold by Keiko
= the number of boxes of cookies sold by Imelda

Answers

Answer:

abcdefghijklmnopqrstuvwxyz

evaluate the expression if m = -5 and n = 7
|-m+n|
|m+n|
-|m+(-n)|
-|-m|+n

Answers

Answer:

n  m

Step-by-step explanation:

mn

evalute a/b for a= -6 and b=-2

Answers

Answer:

3

Step-by-step explanation:

Order of Operations: BPEMDAS

Step 1: Define

a/b

a = -6

b = -2

Step 2: Substitute and Evaluate

-6/-2

3



Brian has a huge barn, 32 chickens, 12 pigs, 8 horses, 6 cows, 16 ducks, and 10
goat

Answers

Answer:

what's the question

Step-by-step explanation:

Answer: So he has 84 animals was there a question to this or is Brian flexing his barn?

Step-by-step explanation:

Hailey signed up for a streaming music service that costs $14 per month. The service allows Hailey to listen to unlimited music, but if she wants to download songs for offline listening, the service charges $1.50 per song. How much total money would Hailey have to pay in a month in which she downloaded 40 songs? How much would she have to pay if she downloaded ss songs?​

Answers

Answer:

The given data can be written in the form of an AP, where n is the number of songs Hailey downloads

song_bill(n) = 14 + n(1.50)

Money Hailey has to pay after downloading 40 songs:

n = 40

song_bill(40) = 14 + 40(1.5)

song_bill(40) = 14  + 60

song_bill(40) = 74 dollars

Money Hailey has to pay after downloading ss songs:

n = ss

song_bill(ss) = 14 + ss(1.5)

song_bill(ss) = 14 + 1.5(ss) dollars

Write the equation of the line that has a slope of -5 and goes through (1,-4)

Answers

Answer:

y=-5x+1

Step-by-step explanation:

plug the coordinate points to the equation, and find your y intercept

Find the reciprocal: 5/6

A. 1/6
B. 1/5
C. 5/6
D. 6/5

Answers

Answer:

D

Step-by-step explanation:

just flip the fraction

Answer:

D

Step-by-step explanation:

The reciprocal is just the fraction flipped.

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