Charlie colors 45% of the total shapes on her paper. she colors 18 shapes .enter the number of shapes on charlies paper.

Hey there!

Here is your

The proper answer to this question is "40".

Reason:

40/x=100/45
(40/x)*x=(100/45)*x       - we multiply both sides of the equation by x
40=2.22222222222*x       - we divide both sides of the equation by (2.22222222222) to get x
40/2.22222222222=x
18=x
x=18

45% of 40=18

If you need anymore help feel free to ask me!

Hope this helps!

~Nonportrit