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numbers in set 2

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by sanju09 » Thu Jul 29, 2010 5:23 am
Set 1: 13, 10, 8, 2

Set 2: 13, 11, 3, 2, x

Is the median of the numbers in set 1 above, equal to the median of the numbers in set 2?

1. 8 < x < 10.
2. The sum of numbers in set 2 is 38.

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Source: — Data Sufficiency |

by selango » Thu Jul 29, 2010 5:27 am
Set 1: 13, 10, 8, 2=2,8,10,13

Set 2: 13, 11, 3, 2, x

Median of set1=9

Median of set 2=?

stmt1,

8 < x < 10

x=9

set2:2,3,9,11,13

Median of set1=Median of set2

x=9.5

set2:2,3,9.5,11,13

Median of set1 not =Median of set2

Insuff

stmt2,

Sum =38

29+x=38

x=9

set2:2,3,9,11,13

Median of set1=Median of set2

Suff

Pick B
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by outreach » Thu Jul 29, 2010 5:30 am
it will be B

A is not the answer because x can take fractional values
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