Answer:
45
Explanation:
Form an equation
let x be the number you're looking for
that means 55% of x, or 0.55x is 24.75
So you can make this equation:
0.55x = 24.75
multiply both sides by 100 to get rid of the decimal
55x = 2475
divide both sides by 55 to solve for x
x = 45
The number is 45