THE no.of ways in which 10 different marbles can be arranged in 5 different boxes?ans:10!.9c4sirhow tosolve this problem

Dear prayash

no.of permutations possible with 10 marbles are 10! ways

For each permutation you need to select any of 4 balls of 9 balls

that is 9c4

=>10!>9c4

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