unauspicios range

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unauspicios range

by maihuna » Wed Jan 21, 2009 10:54 am
If S is a finite set of consecutive even numbers, is the median of S an odd number?

(1) The mean of set S is an even number.

(2) The range of set S is divisible by 4.
Source: — Data Sufficiency |

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Re: unauspicios range

by logitech » Thu Jan 22, 2009 12:28 am
maihuna wrote:If S is a finite set of consecutive even numbers, is the median of S an odd number?
In other words Does S have an even number of numbers or odd number of numbers ?

(1) The mean of set S is an even number.

For consecutive numbers the mean is equal to mean. If the mean is even, the median is even as well.

SUFF

(2) The range of set S is divisible by 4.



0 2 4

0 2 4 6 8

0 2 4 6 8 10 12

SUFF

I would go with D
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