36 is 90% of what number
Let the number be x.36 = 90% of x36 = (90/100)*x36 = 0.90x36/0.9 = x40 = xx = 4036 is 90% of 40.
It's 40. We need to simply divide 36 by 90% i.e. 0.9 and then we'll get the answer.