From a group of 7 men and 6 women, five persons are to be selected to from a committee so that at least 3 men are there on the committee. In how many ways can it be done ?

Created: 6 years ago | Updated: 3 years ago

Updated: 3 years ago

564

645

735

756

749

Bangladesh Bank Bangladesh Bank - Assistant Director - 2011 গণিত বিন্যাস (Permutation)

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722

Best Ans:

The number of ways = ⁷C₃ x ⁶C₂ + ⁷C₄ x ⁶C₁ + ⁷C₅ x ⁶C₀ = 525 + 210 + 21 = 756.

6 years ago

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Md Azizur Rahman

FOUNDER OF SATT

গণিত

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