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Permutations And Combinations

Question

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(a) In how many ways can 6 white beads and 5 red beads be arranged in a line on a table?

(b) In how many ways can 6 white and 5 red beads form a necklace?

Solution

Solution not provided.
Ans. (a) 462 (b) 21

Some More Questions From Permutations and Combinations Chapter

Determine K, so that K + 2, 4K – 6 and 3K – 2 are three consecutive terms of an A.P.

Mock Test Series

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation