Question

A two digit number is 18 less than the square of the sum of its digits. how many such numbers are there? (1) 1 (2) 2 (3) 3 (4) 4

Answer 1

A two digit number is 18 less than the square of the sum of its digits. How many such numbers are there?
(1)1
(2)2
(3)3
(4)4
answer = b