1.

How many 5-letter words can be formed from the letters of the word 'MECHANICAL' that word always starts with a consonant?1. 45362. 42443. 44444. 4865

Answer» Correct Answer - Option 1 : 4536

Given:

Word is 'MECHANICAL'

Number of letters in a word should be = 5

Condition: Word should be start from consonant.

Solution:

Total number of letters = 10

Repeated letters = 2 Consonant & 2 Vowels

Letters available for 1st position = 6

Number of total words formed = (6× 9 × 8× 7× 6)/(2× 2)

⇒ Number of words formed = 4536

∴5-letter words can be formed from the letters of the word 'MECHANICAL' that word always starts with a consonant are 4536.



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