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sud21: Master | Next Rank: 500 Posts; Posts: 344; Joined: Sat Nov 12, 2011 3:21 amFollowed by: 2 members; Thanked: 1 times

by sud21 » Sat Jan 28, 2012 10:17 pm

Set A has 20 numbers and set B has 40 numbers, is the range of B greater than 45?
1). The range of A and B combined exceeds 50
2). The range of B is greater than range of A

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Source: Beat The GMAT — Data Sufficiency | Sat Jan 28, 2012 10:17 pm

Jim@StratusPrep: MBA Admissions Consultant; Posts: 2279; Joined: Fri Nov 11, 2011 7:51 amFollowed by: 266 members; Location: New York; Thanked: 660 times; GMAT Score:770

by Jim@StratusPrep » Mon Jan 30, 2012 10:04 am

1) Example min and max for A and B:

A B

10 -20 25 - 65 Range B <45
10 -20 25 - 105 Range B >45

Insufficient

2) See above, insufficient

Together, insufficient

Answer E

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