Question

in two digit number first digit is four times of second digit adding to this number formed by reversing the digits 110 is obtained find the numbers​

Answer 1

Let the no be 10y+x

y=4x--(1)

10y+x+10x+y=110

11x+11y=110

x+y=10--(2)

From 1 and 2x=2 and y=8

Therefore the no is 10(8)+2=82