How many hours does it take Jennifer to run y miles if she r

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How many hours does it take Jennifer to run \(y\) miles if she runs at a speed of \(x\) miles per hour?

(A) \(\frac{x}{y}\)
(B) \(\frac{y}{x}\)
(C) \(xy\)
(D) \(60\frac{x}{y}\)
(E) \(\frac{y}{60x}\)

[spoiler]OA=B[/spoiler]

Source: Veritas Prep

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by Brent@GMATPrepNow » Tue Apr 30, 2019 6:39 am
M7MBA wrote:How many hours does it take Jennifer to run \(y\) miles if she runs at a speed of \(x\) miles per hour?

(A) \(\frac{x}{y}\)
(B) \(\frac{y}{x}\)
(C) \(xy\)
(D) \(60\frac{x}{y}\)
(E) \(\frac{y}{60x}\)

[spoiler]OA=B[/spoiler]

Source: Veritas Prep
time = distance/rate
So, time = y/x

Answer: B

Cheers,
Brent
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by swerve » Tue Apr 30, 2019 8:25 am
We know that

\(Speed=\frac{Dist}{time}\)

\(x=\frac{y}{time}\)

\(time=\frac{y}{x}\) (Units get canceled and we'll remain with hours)

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by Scott@TargetTestPrep » Thu May 02, 2019 4:17 pm
M7MBA wrote:How many hours does it take Jennifer to run \(y\) miles if she runs at a speed of \(x\) miles per hour?

(A) \(\frac{x}{y}\)
(B) \(\frac{y}{x}\)
(C) \(xy\)
(D) \(60\frac{x}{y}\)
(E) \(\frac{y}{60x}\)

[spoiler]OA=B[/spoiler]

Source: Veritas Prep
We are given that Jennifer's rate is x, and we need to determine how long it will take her to run y miles. Since time = distance/rate, the time it takes her to run y miles is y/x.

Answer: B

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