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GMAT Prep - PS - Shorter method rewuired.

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by Suyog » Sun Aug 17, 2008 7:24 am
Approximation-

144 : 16 i.e. 9 : 1

48 : 8 i.e. 6 : 1

54 : 13 i.e. 4 : 1

20 : 4 i.e. 5 : 1

15 : 3 i.e. 5 : 1

Choose(c).
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by pepeprepa » Sun Aug 17, 2008 8:11 am
https://www.beatthegmat.com/ratio-problem-t15415.html
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by rishi235 » Sun Aug 17, 2008 8:17 am
Thank you.... :)
So its more or less by approximation only..
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