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Q4

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Re: Q4

by logitech » Sat Nov 29, 2008 9:47 pm
bacali wrote:OA: C
3, 6, 9 , 12, 15, 18, 21, 24, 27, 30
3, (3x2),(3x3), (3x4), (3x5), (3x3x2), (3x7), (3x8), (3x3x3), (3x10)

We have 14x3

Hence, C
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by cramya » Sat Nov 29, 2008 9:53 pm
Shorcut(divide 30 by increasin powers of 3 till u get 0 as the quotient)

30/3 + 30/3^2+30/3^3 +30/3^4

= 10+3+1+0
= 14
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by logitech » Sat Nov 29, 2008 10:04 pm
cramya wrote:Shorcut(divide 30 by increasin powers of 3 till u get 0 as the quotient)

30/3 + 30/3^2+30/3^3 +30/3^4

= 10+3+1+0
= 14
SEXY!!
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