WBJEE · Maths · Permutation Combination
Five letter words, having distinct letters, are to be constructed using the letters of the word 'EQUATION' so that each word contains exactly three vowels and two consonants. How many of them have all the vowels together?
- A 3600
- B 1800
- C 1080
- D 900
Answer & Solution
Correct Answer
(C) 1080
Step-by-step Solution
Detailed explanation
Vowels = E, U, I, O, A Consonants = Q, T, N \(=10 \times 3 \times 6 \times 6=1080\)
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