Question

When a number is decreased by 9%, the result is 48. What is the original number to the nearest tenth?

Answer 1

52.7

Explanation:

Let original number be x

(100-9)% of x = 48

91% of x = 48

`(91)/(100)*x=48\\\\x=(48*100)/(91)\\\\x=(4800)/(91)\\\\x=52.74`

x = 52.7