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Fractions/Ratios/Decimals

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by swerve » Fri Nov 13, 2020 10:12 am
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\(a\) and \(b\) are nonzero integers such that \(0.35a=0.2b\). What is the value \(b\) in terms of \(a\)?

A. \(0.07a\)
B. \(0.57a\)
C. \(0.7a\)
D. \(1.75a\)
E. \(17.5a\)

The OA is D

Source: Princeton Review
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Re: Fractions/Ratios/Decimals

by Scott@TargetTestPrep » Mon Nov 16, 2020 12:26 pm
swerve wrote: ↑
Fri Nov 13, 2020 10:12 am
 \(a\) and \(b\) are nonzero integers such that \(0.35a=0.2b\). What is the value \(b\) in terms of \(a\)?

A. \(0.07a\)
B. \(0.57a\)
C. \(0.7a\)
D. \(1.75a\)
E. \(17.5a\)

The OA is D

Solution:

0.35a = 0.2b

b = 0.35a/0.2 = 35a/20 = 1.75a

Answer: D

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