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Fractions

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by crackgmat007 » Fri May 15, 2009 10:05 pm
When pressed for time, what is the best way to solve the below problem? answer seems to be E
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by aj5105 » Fri May 15, 2009 10:48 pm
(E)

(13 * 3) / 2^7

Any number divided by 2 is a terminating decimal.
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by crackgmat007 » Fri May 15, 2009 11:01 pm
Great...tx for sharing the rule. So result of the fraction, whose denominator has only one factor i.e '2', would result in a terminating decimal.
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by aj5105 » Sat May 16, 2009 4:40 am
And an irreducible fraction with an ODD number in the denominator is non-terminating.

Please get a confirmation on the above.
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by dumb.doofus » Sat May 16, 2009 7:41 am
That's not totally correct... and terminating decimal questions have been answered in detail by our experts and other fellow aspirants in the past on this forum...

https://www.beatthegmat.com/terminating- ... 35070.html
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by aj5105 » Sat May 16, 2009 7:52 am
hey, thanks DD.
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