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DS question

by kkadvent » Sun Apr 07, 2013 11:00 am
On the number line, the distance between x and y is greater than distance between x and z
Does x and z lie between x and y on the number line?

a) xyz < 0
b) xy < 0
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Source: — Data Sufficiency |

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by Anju@Gurome » Sun Apr 07, 2013 11:03 am
kkadvent wrote:On the number line, the distance between x and y is greater than distance between x and z. Does x and z lie between x and y on the number line?

a) xyz < 0
b) xy < 0
Consider the following two cases,
  • x = 2, y = -1, z = 1 ---> YES
    x = 2, y = -1, z = 3 ---> NO
Both of the above cases satisfy both the statements but the answer is first case is YES and in the second is NO.

The correct answer is E.
Anju Agarwal
Quant Expert, Gurome

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