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10 percent of 30 percent of what number is 200 percent of 6

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GMAT Club Legend
GMAT Club Legend
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Joined: 07 Jun 2014
Posts: 4710
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
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Kudos [?]: 1612 [0], given: 375

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10 percent of 30 percent of what number is 200 percent of 6 [#permalink] New post 11 Jun 2018, 15:53
Expert's post
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Question Stats:

100% (00:09) correct 0% (00:00) wrong based on 2 sessions
10 percent of 30 percent of what number is 200 percent of 6?

[Reveal] Spoiler: OA
400

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Sandy
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Intern
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Joined: 21 Nov 2017
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Kudos [?]: 6 [0], given: 0

Re: 10 percent of 30 percent of what number is 200 percent of 6 [#permalink] New post 13 Jun 2018, 18:09
10 percent of 30 percent of what number is 200 percent of 6?

10%*(30%*X) = 200%*6 --> X% = 4 --> X = 400
GMAT Club Legend
GMAT Club Legend
User avatar
Joined: 07 Jun 2014
Posts: 4710
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 91

Kudos [?]: 1612 [0], given: 375

CAT Tests
Re: 10 percent of 30 percent of what number is 200 percent of 6 [#permalink] New post 01 Jul 2018, 13:57
Expert's post
Explanation

Translate as decimals and use the calculator to solve, keeping in mind that taking 200% of a number is the same as doubling it, or multiplying by 2:

0.10(0.30)x = 2(6)
0.03x = 12
x = 400
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Sandy
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Re: 10 percent of 30 percent of what number is 200 percent of 6   [#permalink] 01 Jul 2018, 13:57
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10 percent of 30 percent of what number is 200 percent of 6

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