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Twin prime numbers are the prime numbers whose difference is always equal to 2. The number of twin primes between 35 and 100 is:
Question

Twin prime numbers are the prime numbers whose difference is always equal to 2. The number of twin primes between 35 and 100 is:

A.

3

B.

4

C.

1

D.

2

Correct option is A

Given:

Prime numbers between 35 and 100

Formula Used:

Twin prime numbers are the prime numbers whose difference is always equal to 2

Solution:

Prime numbers between 35 and 100  are 37,41,43,47,53,59,61,67,71,73,79,83,89,97

Clearly only pairs of 41 and 43, 59 and 61 and 71 and 73 have difference of 2

Hence only 3 such pairs are there.

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