Question

A certain number of two digits is three times the sum of its digits and
if 45 be added to it, the digits are reversed. The numbers
(a) 32
(b) 72
(c) 27
(d) 23​

Answer 1

Step-by-step explanation:

27

10x+y=3(x+y)

by hit and trial answer is 27

27+45=72