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JEE Main Mathematics question

MathematicsPermutations and CombinationsJEE Main

A father with children takes at a time to the Zoological Gardens, as often as he can without taking the same children together more than once. The number of times each child will go to the garden is

Answer: (B)

Solution

A fixed child goes with of the other children, and these groups of are all

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Question ID VK-020744