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If 3x = 2y = 5, then 24xy^2 =
[#permalink]
25 Apr 2022, 01:00
25 Apr 2022, 01:00
Expert Reply
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Question Stats:
90% (00:57) correct
10% (00:36) wrong based on 20 sessions
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If \(3x = 2y = 5\), then \(24xy^2 =\)
A. 250
B. 500
C. 750
D. 1000
E. 1250
A. 250
B. 500
C. 750
D. 1000
E. 1250
Part of the project: GRE Quantitative Reasoning Daily Challenge - (2022) EDITION
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
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Re: If 3x = 2y = 5, then 24xy^2 =
[#permalink]
25 Apr 2022, 05:35
25 Apr 2022, 05:35
1
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Carcass wrote:
If \(3x = 2y = 5\), then \(24xy^2 =\)
A. 250
B. 500
C. 750
D. 1000
E. 1250
A. 250
B. 500
C. 750
D. 1000
E. 1250
Part of the project: GRE Quantitative Reasoning Daily Challenge - (2022) EDITION
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
\(24xy^2 = (2)(3x)(2y)(2y)\)
Now substitute equivalent values to get: \(24xy^2 = (2)(3x)(2y)(2y) = (2)(5)(5)(5) = 250\)
Answer: A
Re: If 3x = 2y = 5, then 24xy^2 =
[#permalink]
25 Apr 2022, 10:51
25 Apr 2022, 10:51
1
24xy^2 ----> 3x * 2y * 2y * 2 ----> 5*5*5*2 ----> 25*10 ---> 250. Option A is correct
