% Question

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Strongt: Senior | Next Rank: 100 Posts; Posts: 51; Joined: Wed Jan 05, 2011 3:32 am; Followed by:1 members

by Strongt » Thu Apr 14, 2011 6:33 am

What positive integer is 40% less than 15,600?

a. 4,680
b. 6,240
c. 6,864
d. 8,680
e. 9,360

i just want to make sure if E is right?

Thanks,

Source: Beat The GMAT — Problem Solving | Thu Apr 14, 2011 6:33 am

HSPA: Legendary Member; Posts: 1101; Joined: Fri Jan 28, 2011 7:26 am; Thanked: 47 times; Followed by:13 members; GMAT Score:640

by HSPA » Thu Apr 14, 2011 6:44 am

40% less means what is 60% of 156.. ignoring zeros..multiply 6 with last digit...36.. check options
with last digit having the 6(in 36)

E

First take: 640 (50M, 27V) - RC needs 300% improvement
Second take: coming soon..
Regards,
HSPA.

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