Find the sum of all prime numbers between 10 and 90.

The number 45789 is divisible by which of the single digit number: 

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?

Each member of a club contributes as much rupees and as much praise as the number of members of the club. If the total contribution is ₹2525, then the number of members of the club is:

The numbers 1, 3, 5, 7______99 and 128 are multiplied together. The number of zeros at the end of the product must be: 

The least number which must be subtracted from 2361 to make it a perfect square is

The number 1254216 is divisible by which of the following numbers?

The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term