A two digit number is such that the product of its digits, is 8. When 18 is added to the number, they interchange their places. Determine the number.

In a two digit number the sum of the two digits is 8. If 18 is added to the number its digits are reversed. Find the number.

The total number of seven digit numbers so that the sum of digits is even is

A three digit number n is such that the last two digits of it are equal and different from the first , the number of such n's is

Find the digit in units place of the number 157^(2)

Find the digit in units place of the number 206^(3)

In the number 5643821, the digit at hundreds place is

Find the digit in units place of the number 75^(2)

A number consists of two digits whose sum is 9. If 27 is subtracted from the number its digits are reversed. Find the number.

The sum of two digit number and the number obtained by reversing the digits is 66. If the digits of the number differ by 2, Find the number. How many such numbers are there?

The sum of a two digit number and the number obtained by reversing the digits is 66. If the digits of the number differ by 2, find the number. How many such numbers are there?