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Abe's quiz scores are 62, 68, 74, and 68. Ben's quiz sc
[#permalink]
20 Oct 2017, 10:11
20 Oct 2017, 10:11
Expert Reply
00:00
Question Stats:
88% (01:21) correct
11% (01:34) wrong based on 84 sessions
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Abe's quiz scores are 62, 68, 74, and 68.
Ben's quiz scores are 66 and 70.
Quantity A |
Quantity B |
The score Abe needs on his fifth quiz to raise his average to 70 |
The score Ben needs on his third quiz to raise his average to 70 |
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.
Re: Abe's quiz scores are 62, 68, 74, and 68. Ben's quiz sc
[#permalink]
21 Oct 2017, 06:49
21 Oct 2017, 06:49
The grade Abe needs to get in order to reach an average of 70 is computed as \(\frac{62+68+74+68+x}{5} = 70\), x = 88.
For Ben, the computations are \(\frac{66+70+x}{3} = 70\), x = 74.
Quantity A is greater
For Ben, the computations are \(\frac{66+70+x}{3} = 70\), x = 74.
Quantity A is greater
gmatclubot
Re: Abe's quiz scores are 62, 68, 74, and 68. Ben's quiz sc [#permalink]
21 Oct 2017, 06:49
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