Sail E0 Webinar
Question

A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by:


Options:
A .  3
B .  5
C .  9
D .  11
Answer: Option D

Let the ten's digit be x and unit's digit be y.

Then, number = 10x + y.

Number obtained by interchanging the digits = 10y + x.

 A Number Consists Of Two Digits. If The Digits Interchange ... (10x + y) + (10y + x) = 11(x + y), which is divisible by 11.



Was this answer helpful ?
Next Question

Submit Solution

Your email address will not be published. Required fields are marked *

Latest Videos

Latest Test Papers