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From a group of 7 men and 6 women , a committee of 5 person with more males than females is to be formed . In how many ways can this be done ?1. 5642. 6453. 7354. 756 |
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Answer» Correct Answer - Option 4 : 756 Formula Used: Number of ways of selection of r items out of n items: nCr = n!/((n-r)! × r!) Concept: Probable combinations of selection could be as follows:
Calculation: Number of ways: 7C3 × 6C2 + 7C4 × 6C1 + 7C5 × 6C0 ⇒ 35× 15 + 35× 6 + 21× 1 ⇒ 756 Number of ways in which the following activities can be done = 756 |
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