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If the ratio of x:y is 6:7, and x is equal to 15, then the value of y is

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by BTGmoderatorDC » Wed Nov 18, 2020 5:02 pm

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B

C

D

E

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If the ratio of x:y is 6:7, and x is equal to 15, then the value of y is

A) 7

B) 13.5

C) 17

D) 17.5

E) 20


OA D

Source: Princeton Review
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Re: If the ratio of x:y is 6:7, and x is equal to 15, then the value of y is

by Scott@TargetTestPrep » Mon Nov 30, 2020 9:18 am
BTGmoderatorDC wrote: ↑
Wed Nov 18, 2020 5:02 pm
 If the ratio of x:y is 6:7, and x is equal to 15, then the value of y is

A) 7

B) 13.5

C) 17

D) 17.5

E) 20


OA D

Solution:

We can create the proportion:

x/y = 6/7

Since we are given that x = 15, we have:

15/y = 6/7

6y = 105

y = 17.5

Answer: D

Scott Woodbury-Stewart
Founder and CEO
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