Short Quiz

Question 1 of 5

Which pair is a co-prime?

A 35 and 53 B 12 and 21 C 100 and 105 D 42 and 63

Select an option to see the answer, or skip this question.

Question 2 of 5

Assertion (A): The number 6 is not a perfect number.
Reason (R): The factors of 6 are 1,2,3 and 6 and also their sum is 12 which is twice of 6.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Question 3 of 5

Assertion (A): Any two prime numbers are co-prime.
Reason (R): Composite numbers are defined as whole numbers that have more than two factors.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Question 4 of 5

What is the common factor of 17,21 and 29 ?

A 17 B 29 C 7 D 1

Select an option to see the answer, or skip this question.

Question 5 of 5

Assertion (A): 60 is a common multiple of 2 and 10.
Reason (R): 2 and 10 are the only factors of 60 .

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Class 6

Class 7

Class 8

Class 9

Class 10

Class 11

Class 12

Courses

Interesting

Popular

Class 6

Class 7

Class 8

Class 9

Class 10

Class 11

Class 12

Courses

Interesting

Popular