Question

A two digit numbers is such that the product of the digita is 14. When 45 is.added to the no. , then the digits are reverse . Find the no.

Answer 1

Answer is 27
Suppose digits are X & Y
Then the number is 10X+Y
According to question
X×Y=14
10X+Y+45=10Y+X => 9Y-9X=45 => Y-X=5
So you can Say X=2,Y=7
That is 27.