NCERT Exercise 6.3 Q9 - Permutations and Combinations

Question: For MONDAY, find words when (i) 4 letters are used, (ii) all letters are used, (iii) all letters are used and the first is a vowel.

Answer: (i) 360; (ii) 720; (iii) 240.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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