Combinations

Asked by  | 30th Nov, 2009, 06:42: PM

Expert Answer:

11 players  is to chosen out of 16 cricketers of  which  4 are bowlers and 2  are wicket keepers

(i) exactly 3 bowlers and one wicket keeper

4C3X2C1X 10C7

(ii")  atleast 3 bowlers and atleast 1 wicket keeper

4C3X2C1X 10C7   +4C4X2C1X 10C6 + 4C3X2C2X 10C6  + 4C4X2C2X 10C5

Answered by  | 1st Dec, 2009, 11:37: AM

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