Mathematics - Class 11 Mock Test 10

10%

Question 1 of 10

1. Is meaning of p only if q and q only if p is same?

False

True

Question 1 of 10

Question 2 of 10

2. If two coins are tossed simultaneously what is the probability of getting no heads?

1/2

1/4

3/4

1/3

Question 2 of 10

Question 3 of 10

3. Any subset of sample space is known as _____________

event

probability

sample space

empty set

Question 3 of 10

Question 4 of 10

4. What is the median and standard deviation of a distribution are 50 and 5 respectively, if each item is increased by 4.

median will go up by 2 but S.D. will remain same

median will increase and S.D. will decrease

Median will increase and S.D. will increase

Both will remain same

Question 4 of 10

Question 5 of 10

5. Find the variance of the observation values taken in the lab.

4.2

4.3

4.1

0.3

0.31

0.27

0.28

Question 5 of 10

Question 6 of 10

6. A coin is tossed and a dice is rolled simultaneously what is total number of possible outcomes?

Question 6 of 10

Question 7 of 10

7. Which of the following statements is false?

81 is a square and cube

Chandigarh is capital of Punjab and Haryana

Delhi and Mumbai are cities of India

16 is even number and divisible by 8

Question 7 of 10

Question 8 of 10

8. Which of the following is contrapositive of “If x is divisible by 4 then x must be divisible by 2”?

If x is not divisible by 2 then x is not divisible by 4

If x is divisible by 4 then x is not divisible by 2

If x is divisible by 2 then x must be divisible by 4

If x is not divisible by 2 then x must be divisible by 4

Question 8 of 10

Question 9 of 10

9. If two dice are simultaneously rolled then what is probability of getting sum 11?

1/4

1/9

1/18

1/6

Question 9 of 10

Question 10 of 10

10. If two coins are tossed simultaneously what are total number of possible outcomes?

Question 10 of 10