Question

Which of the following sentences is expressed by the percent equation below?

13 = 0.5​x

A. What is 5% of 13?
B. What is 50% of 13?
C. 13 is 5% of what number?
D. 13 is 50% percent of what number?

Answer 1

First:

5%=0,05=5/100=1/20
50%=0.5=50/100=1/2

Then:

13 = 50% x
x= 13/50%
x=13 divided by 50/100
x= 13 multiply by 100 divided by 50
x= 26

The answer is D.