The sum of even numbers between 1 and 31 is:

The number of even numbers in between '0' and 100 is……………..

Find the sum of the odd numbers between 0 and 50.

The number of number between 1 and 10 ^(10) which contain the digit 1 is

Find the sum of all natural numbers between 100 and 1000 which are multiples of 6.

Show that the sum of multiple of 3 between 1 and 100 is 1683.

The sum of first 50 even numbers is

A bag contains some square cards. A prime number between 1 and 100 has been written on each card. Find the probability of getting a card that the sum of the digits of prime number written on it, is 8.

The sum of natural numbers from 1 to 100 is