Arithmetic problem

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gmatrant: Master | Next Rank: 500 Posts; Posts: 416; Joined: Wed Oct 03, 2007 9:08 amFollowed by: 1 member; Thanked: 10 times

by gmatrant » Mon Oct 29, 2007 5:33 pm

What is the greatest common divisor of two different positive integers which are less than 144?
A)143
B)142
C)72
D)71
E)12

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Source: Beat The GMAT — Problem Solving | Mon Oct 29, 2007 5:33 pm

gmatguy16: Master | Next Rank: 500 Posts; Posts: 124; Joined: Thu Aug 23, 2007 5:11 am; Thanked: 2 times

by gmatguy16 » Mon Oct 29, 2007 6:12 pm

imo d 71

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ri2007: Master | Next Rank: 500 Posts; Posts: 258; Joined: Mon Aug 27, 2007 12:43 pm; Thanked: 15 times

by ri2007 » Mon Oct 29, 2007 7:22 pm

agree, my ans too is 71.

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