Permutation and Combination – Questions and Answers – Quiz 2

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1. In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?

159
194
205
209

2. How many 3-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the digits is repeated?

5
10
15
20

3. In how many ways a committee, consisting of 5 men and 6 women can be formed from 8 men and 10 women?

266
5040
11760
11760

4. A box contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the box, if at least one black ball is to be included in the draw?

32
48
64
96

5. In how many different ways can the letters of the word ‘DETAIL’ be arranged in such a way that the vowels occupy only the odd positions?

32
48
36
60

Score =
Correct answers:

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