Question

A company that makes hair care products had 9,000 people try a new shampoo. Of the 9,000 people,

18 had a mild allergic reaction. What percent of the people had a mild allergic reaction?

Answer 1

Answer: 0.2 percent

Explanation:

This is the number of people who were allergic to the shampoo/ total people

18/9000

Simplify!

1/500=0.02=0.2 percent of people

Answer 2

0.2%

Explanation:

18/9000×100%

now use calculator