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by I own the GMAT » Thu Jun 25, 2009 7:04 pm
If both 112 and 33 are factors of the number a * 43 * 62 * 1311, then what is the smallest possible value of a?

A. 121
B. 3267
C. 363
D. 33
E. None of the above

????????????????????????????????????????????????????????????????
please advise.
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by ssmiles08 » Thu Jun 25, 2009 7:31 pm
yeah I dunno... IMO E.

I keep getting 616 which is not one of the answer choices.
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by pops » Thu Jun 25, 2009 10:28 pm
There is an answer choice E. None of the above :wink:
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by tohellandback » Thu Jun 25, 2009 10:36 pm
a*43*2*31*3*437=a*43*2*31*3*19*23


112=2*2*2*2*7
33=3*11

we need 11,8 and a 7
11*8*7
=616
so E.
The powers of two are bloody impolite!!
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