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Prime Number

Test yourself in Prime Number Questions! You have only 10 minutes to complete the test and if you do not answer any question within the allotted time, it will be counted as incorrect. You can skip questions by clicking "NEXT" button and go back to previous questions by "PREVIOUS" button. You need to get minimum 50% marks to pass the quiz. Click on the "START" button to participate in the quiz.

1 / 9

What is the mean of the first five prime numbers?

2 / 9

Which of the following numbers are co-prime?


3 / 9

A prime number is a whole number that has –

4 / 9

What is the sum of the first five prime numbers?

5 / 9

Co-prime numbers are two or more numbers that have no common positive divisor other than 1.


6 / 9

Which is the smallest prime number?

7 / 9

Identify the twin prime numbers in the given pair of numbers:
(1, 3), (3, 5), (13, 19), (1, 2)

8 / 9

How many prime numbers are from 101 to 200?

9 / 9

Which group is the prime numbers from 51 to 70?

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