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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:
B
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DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1B (COMBINATIONS )
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  15. If a set A has 5 elements , then the number of ways of selectin...

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