The digit at the tenth place of a two digit number is 3 less than the digit at unit place. The number is four times the sum of the digits, then the product of the digits is

The value of a 2-digit number is 5 times the sum of the digits. What is the product of the digits ?

The product of the digits of a two-digit number is 36. If 45 is subtracted from the number, then the digits interchange mutually. The number is

What is the digit at the 100th place of number (225)⁴⁰ ?

The sum of the digits of a two-digit number is 9. If the digits of the number are reversed, the new number formed is 45 more than the original number. What is the original number?

A 2-digit number is such that the sum of the number and the number obtained by reversing the order of the digits of the number is 55. Further, the difference of the given number and the number obtain…