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Ask iit jee aieee pet cbse icse state board community Discussion Response Post to: SOLVED~~~5 TRICKY PROBLEMs FROM "PERMUTATIONS AND COMBINATIONS"...HURRY!
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saumyaguptacool (64)

Cool goIITian

Olaaa!! Perrrfect answer. 10  [17 rates]

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total posts: 38    
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ans 5..
3rd option is right...


select 5 games whose results r wrongly predicted 10c5
then 4 wrong prediction u hv 2 options(as one is correct result out of three)

so total wayz 10c5. 2^5
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