Question

When 45 is divided by x, remainder is x-45. If x be a natural number, find the number of possible values of x.

[Silverzone IOM Class-8, 2018]

Answer 1

45/x= x-45
45= x^2-45x
x^2 -45x-45
a = 1
b = -45
c= -45
so
apply the formula
-b+-√ b^2-4ac/ 2a

Answer 2

If you are talking about Silverzone, then the remainder is x-5, not x-45.

Please recheck the question....