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# Pls. provide explanations. Thanks

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06 Dec 2006, 07:43
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Pls. provide explanations. Thanks
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06 Dec 2006, 08:09
2 sized
4 colors

(1) each with same size and color

4 olours 2 sizes = 4*2=8

(2) diff color same size

4c3 = 4 ways to combine 3 color
there can be two sizes 4*2=8

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06 Dec 2006, 08:19
C

3 notepads of the same size and same color = 4 possibilities
3 notepads of same size but different color = 4C3 = 4 possibilites

different kind of possible packages of a size = 8

as no if sizes =2

possible packages = 2*8 =16
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06 Dec 2006, 09:05
The no ways of selecting the 3 colors from 4 colors is 4C3.
The no of ways of selecting two sized notebook is 2.
The no ways of selecting the 1 colors from 4 colors is 4C1
2C1*4C3+2C1*4C1=16.
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06 Dec 2006, 09:36
Thanks guys. OA is C.
06 Dec 2006, 09:36
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# Pls. provide explanations. Thanks

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