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32 increased by 72% 72 decreased by 32%
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05 Nov 2020, 06:18
05 Nov 2020, 06:18
Expert Reply
00:00
Question Stats:
77% (00:38) correct
22% (00:41) wrong based on 35 sessions
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Quantity A |
Quantity B |
32 increased by 72% |
72 decreased by 32% |
A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Source: 320 GRE Math Questions
Re: 32 increased by 72% 72 decreased by 32%
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12 Nov 2020, 11:27
12 Nov 2020, 11:27
1
Quan A: (32*72/100)+32 = 55.04
Quan B: 72-(72*32/100) = 48.96
Therefore, A is greater
Quan B: 72-(72*32/100) = 48.96
Therefore, A is greater
Re: 32 increased by 72% 72 decreased by 32%
[#permalink]
26 Nov 2020, 18:03
26 Nov 2020, 18:03
A tad bit faster method for the exam: (Multiplier concept)
Quantity A
32* (1+72/100)
(32*172)/100
55.04
Quantity B
72*(1-32/100)
(72*68)/100
48.96
Qa>Qb
Quantity A
32* (1+72/100)
(32*172)/100
55.04
Quantity B
72*(1-32/100)
(72*68)/100
48.96
Qa>Qb
