Permutation & Combination
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Q. In how many ways can 4 books be arranged on a shelf if 2 specific books must be together?
Q. In how many ways can 4 different books be arranged on a shelf?
Q. In how many ways can 4 different fruits be selected from a basket of 10 fruits?
Q. In how many ways can 4 different gifts be distributed among 3 children if each child can receive any number of gifts?
Q. In how many ways can 4 different gifts be distributed among 3 children?
Q. In how many ways can the letters of the word 'SCHOOL' be arranged?
