Question

45% of 30 is 18% of what number?

Answer quickly and provide all the work for the answer :)

Answer 1

Hello!

45% of 30 = 18% of x

45% * 30 = 18% * x

13.5 = 0.18x

x = 13.5/0.18

x = 75

so 45% of 30 is 18% of 75