Answer these three questions.

3 is what percent of 6?

2 is what percent of 5?

6 is what percent of 8?

Section 6.5

Percent Proportion

The Percent Proportion

100

percent

base

part

Twenty is what percent of 25?

(of)

Solve each problemNinety is 24% of what number?

100

percent

base

part

(of)

Solve each problemWhat percent of 20 is 35?

100

percent

base

part

(of)

Solve each problemWhat number is 42.5% of 90?

100

percent

base

part

(of)

Solve each problemSeventy is 28% of what number?

100

percent

base

part

(of)

Bake Sale At the school bake sale, 23 chocolate chip cookies, 18 oatmeal raisin cookies, and 7 peanut butter cookies were sold. If the sale started with a total of 90 cookies, what percent of the cookies were sold?

Market Research A survey of 500 teenagers found that 37% prefer a soft drink with dinner; 48% prefer water; and 15% prefer milk. How many of the teenagers prefer milk with dinner?

Homework

P 291-292 3 – 19 odds; 21, 22, 25, 26