Reversing the digits-Two digit number `78`

The sum of the digits of a two digit number is 12. The number obtained by interchanging the two digits exceeds the given number by 18. Find the number.

Forming three-digit numbers with given three-digits-Try for the number 397

One of the two digits of a two-digit number is three times the other digit.If you interchange the digits of this two-digit number and add the resulting number to the original number,you get 88.What is the original number?

Form the pair of linear equations in the following problems, and find their solutions (if they exist) by the elimination method : The sum of the digits of a two - digit number is 9. Also, nine times this numbers is twice the number obtained by reversing the order of the digits. Find the number.

Form the pair of linear equations in the following problems, and find their solutions (if they exist) by the elimination method : The sum of the digits of a two-digit number is 9. also, nine times this number is twice the number obtained by reversing the order of the digits. Find the number.

The sum of a two digit numbers and the number obtained by reversing the order of its digits is 165 . If the digits differ by 3, find the number .

Express the following statements as a linear equation in two variables. The sum of a two digit number and the number obtained by reversing the order of its digits is 121. If the digits in unit’s and ten’s place are ‘x’ and ‘y’ respectively.

A four digit number (numbered from 0000 to 9999) is said to be lucky if sum of its first two digits is equal to the sum of its last two digits. If a four digit number is picked up at random then the probability that it is lucky number is :-

The sum of 2 digits of a 2 digits number is 12 the number obtained by interchangeing the digits exceeds by the given number by 18. Find the number.