A two-digit number is such that the product of the digits is When 18 is added to the number, then the digits are reversed. What is the number?

A two-digit number is such that the product of the digits is When 18 is added to the number, then the digits are reversed. What is the number?

A 18

B 24

C 42

D 81

Solution

Correct Answer: Option B

Let the ten's and unit digit be x and

8

respectively.

x

Then,

10x +

8