Short Quiz

Question 1 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 one option. Answers are shown after the test.

Question 2 of 5

Assertion (A): The number 46 has more factors than 47.
Reason (R): 46 is a composite number and will have more than 2 factors whereas 47 is a prime number and will have only 2 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 one option. Answers are shown after the test.

Question 3 of 5

Assertion (A): The number 5585 is divisible by 5 .
Reason (R): A number is divisible by 5 if the last two digits of number is divisible by 5.

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 one option. Answers are shown after the test.

Question 4 of 5

I have two 2 s, one 3 and two 13 s in my prime factorisation. Who am I?

A 2208 B 1560 C 2028 D 312

Select one option. Answers are shown after the test.

Question 5 of 5

Which of the following numbers are is neither prime nor composite?

A 6 B 1 C 2 D 3

Select one option. Answers are shown after the test.

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