MTH202 Quiz 4 by Attiq Kundi

MTH-202 · Quiz file 4 · KNOWLEDGE FOR US · BY ATTIQ KUNDI

Q1. Which of the following is correct option?

Answer: C (n, 0) =1

Q2. Which of the following is correct option?

Answer: C (n, 1) =n

3. Number of distinct permutations that can be formed using the letters of the word “Bubble” are____.

Answer: 120

4. If A and B are disjoint sets then the mathematical representation of inclusion-exclusion principle.

Answer: n (AUB) = n (A) + n (B) 5. If A is only set and U is the universal then N (A’) = ____.

Answer: n (U) – n (U∩A)

Q6. There are 5 girls’ students and 20 boys students in a class. How many students are there in total?

Answer: 25

7. If A and B are disjoint finite sets then n (AUB) = ____.

Answer: n (A) + n (B)

8. If A and B are finite set then n (AUB) = ____.

9. Find the number of the word that can be formed of the letters of the word “ELEVEN”

Answer: 120 10. C (n, k) = k! P (n, k).

Answer: false

11. In which century the theory of probability was first developed?

Answer: 17th centaury

12. C (n, 0) = ___

Answer: 1

13. A boy have 5 res and 7 blue balls, what is probability that a ball chosen from the boy is red?

Answer: 5/12

14. C (n, 1) = ____.

Answer: n

15.

Answer: {1, 2}, {1, 3} and {2, 3}

16. Let a and B be subsets of U with n (A) = 12, n (B) = 15, n (A’) = 17, and n (A intersection B) = 8, then n (U) = ____.