Question

The sum of two digit number is 15. If the number formed by the reversing the digits is less then the original number by 27, then find the original number.

Answer 1

Answer:

x and y be no.s

x+y=15

10x+y=10y+x-27

9x=9y-27

x=y-3

x+3=y........1

therefore by 1 x+x+3=15

2x=12=x=6

therefore no. is 69