How many prime numbers are there between 1 and 100 ?

Which of the following is a composite number: 37, 47, 57, 67?

How many pairs of prime numbers are there to express 18 as the sum of two prime numbers?

How many even primes are there between 1 and 100 ?

What is the next prime number in the following series 41 43 47 …......?

Fill in the blanks 0, 6, 24, 60,120, 210, ____?

who is known as computer of arithmatic?

what is the partial derivative of e^(lnx^2) wrt y?

what is the total no. of square u can create in a chess board?