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John bought a shirt, a pair of pants, and a pair of shoes

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John bought a shirt, a pair of pants, and a pair of shoes

by VJesus12 » Mon May 14, 2018 1:36 am

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John bought a shirt, a pair of pants, and a pair of shoes, which cost $10, $20, and $30, respectively. What percent of the total expense was spent for the pants?

(A) 16 2/3/%
(B) 20%
(C) 30%
(D) 33 1/3%
(E) 60%

The OA is the option D.

Is there a formula to solve this PS question? I'd appreciate any help here? Thanks.
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by GMATGuruNY » Mon May 14, 2018 2:38 am
VJesus12 wrote:John bought a shirt, a pair of pants, and a pair of shoes, which cost $10, $20, and $30, respectively. What percent of the total expense was spent for the pants?

(A) 16 2/3/%
(B) 20%
(C) 30%
(D) 33 1/3%
(E) 60%
(pant cost)/(total cost) = 20/(10+20+30) = 20/60 = 1/3 = 33â…“%.

The correct answer is D.
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by swerve » Mon May 14, 2018 11:21 am
Total expense = $10 + $20 + $30 = $60

Spent on pants = $20

Required percent = 20/60 * 100 = 33 1/3%.

Hence option D is the correct answer.
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by Jeff@TargetTestPrep » Tue May 15, 2018 3:40 pm
VJesus12 wrote:John bought a shirt, a pair of pants, and a pair of shoes, which cost $10, $20, and $30, respectively. What percent of the total expense was spent for the pants?

(A) 16 2/3/%
(B) 20%
(C) 30%
(D) 33 1/3%
(E) 60%
Pants were 20/60 = 1/3 = 33 1/3% of the total.

Answer: D

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