Question

Julio knows that 25% of the seventh grade class will attend the pep rally. There are 200 students at the school. Which number is a reasonable number to expect at the pep rally?

Answer 1

I tried this:

Explanation:

Let us use fractions to relate percentages and numbers to write:
`200/x=(100%)/(25%)`
rearrange:
`x=200*(25cancel(%))/(100cancel(%))=50` students

Visually: