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Question 79

The total number of words formed by 2 vowels and 3 consonants taken from 4 vowels and 5 consonants is

  1. A60
  2. B120
  3. C7200
  4. DNone of the above
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Correct answer: (C) 7200

Explanation

Choose the vowels: C(4,2) = 6. Choose the consonants: C(5,3) = 10. Arrange the 5 letters: 5! = 120. Total = 6 × 10 × 120 = 7200.

From DSSSB TGT Computer Science Practice Set 4

This is question 79 of DSSSB TGT Computer Science Practice Set 4. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.