Correct Answers: | |

Wrong Answers: | |

Unattempted: |

### Question 1

Section A of an exam has 2 questions, B has 3 questions and C has 8 questions. In how many ways can a student attempt the paper if he has to select one question from each of these sections?

### Question 2

From a group of 6 boys and 7 girls, in how many ways can 2 boys and 2 girls be selected?

### Question 3

In how many ways can 9 different types of ice-creams be distributed among 5 boys?

### Question 4

Out of given 8 consonants and 4 vowels, how many words can be formed that contain 3 consonants and 2 vowels or 2 vowels and 3 consonants?

**A**

53760.

**B**

53770.

**C**

53750.

**D**

53780.

**Soln.**

**Ans: a**

We can make the selection in ^{4}C_{3} × ^{8}C_{2} + ^{4}C_{2} × ^{8}C_{3} ways. But the five members can themselves be arranged in 5! ways. So the number of words is 120 × (^{4}C_{3} × ^{8}C_{2} + ^{4}C_{2} × ^{8}C_{3}) = 53760.

### Question 5

How many 3 digit numbers can be formed with a given set of 6 distinct digits?

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This Blog Post/Article "Permutations and Combinations Quiz Set 001" by Parveen (Hoven) is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Updated on 2017-04-07.