From a group of 8boy and 6 girl Five persons are selected There is at least 3 boy How many ways can ...........

Quantitative Aptitude (CDS) Permutation & Combination

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From a group of 8boy and 6 girl. Five persons are selected. There is at least 3 boy. How many ways can be selected?

1500

1596

1200

1250

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Explanation:

Five person selected
At least 3 boy
( $_{}^{8}\textrm{}{C}\textrm{3}$ × $_{}^{6}\textrm{C}$ 2)+(8C4 ×6C1 ) +(8C5 )
(8×7×6/3×2×1) ×(6×5/2) +(8×7×6×5/4×3×2) (6/1) +(8×7×6/3×2)
56×15+70×6+56×6
840+420+336
1596

By: bhavesh kumar singh

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From a group of 8boy and 6 girl Five persons are selected There is at least 3 boy How many ways can ...........

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