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In the intermediate examination a can...

In the intermediate examination a candidate has to pass in each of his 6 papers . The number of ways in within he can fail is

A

32

B

31

C

64

D

63

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-PERMUTATIONS & COMBINATIONS-EXERCISE-II
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  11. The sum of the even divisors of 168 is

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  12. Number of odd proper divisors of 3^(p).6^(m).21^(n) is

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  16. At an election, a voter may vote for any number of candidates, not gre...

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