Digit Problems

In this page digit problems we are going to see word problems in algebra and you can also find solution for each problems.

Question 1:

The sum of digits of a two digit numbers is 15 and if 9 is added to the number the digits are interchanged. Find the required number.                

    (A) 36                                       (B) 57 

    (C) 27                                       (D) 78

                                       Solution

Question 2:

The sum of the digits of a two digit number is 10. If the number formed by reversing the digits is less than the original number by 36,find the required number.

    (A) 73                                       (B) 55 

    (C) 64                                       (D) 28

                                       Solution

Question 3:

The unit's digit of a two digit number is twice its ten's digit. If 18 is added to the number, the digits interchange their places. Find the number.

    (A) 48                                       (B) 24 

    (C) 36                                       (D) 84

                                       Solution

Question 4:

The sum of the digits of two digit number is 12. If the  new number formed by reversing the digits is greater than the original number by 54, find the original number.

    (A) 48                                       (B) 75 

    (C) 39                                       (D) 84

                                       Solution

Question 5:

The number consists of two digits whose sum is 9. If 45 is added to the number, the digits are reversed. Find the number.

    (A) 63                                       (B) 27 

    (C) 36                                       (D) 81

                                       Solution

   Students can try to solve the problems given above  on their own. If you are having any doubt you can check your solutions with the solution given by us. Still if you are having any doubt, you can contact us through mail, we will help you to clear your doubts.