1.Write the rate as a unit rate.

220presents for55children

2.Write the ratio as a fraction in simplest form.

0.05 to 0.1.

3.Write the following statement as a proportion.

70 is to 80 as 35 is to 40.

4.Find the unit price.

They charged$119for17minutes.

5.Write the fraction in simplified form that expresses the ratio of 0.09 to 0.06.

6.A school board has determined that there should be 3 teachers for every 60 students. How many teachers are needed for an enrollment of 3,180 students?

7.Find the unit price.

120barrels cost $5,280.

8.Write the rate as a unit rate.

24trips every4months

9.Write the ratio as a fraction in simplest form.

4 to 64

10.Write each rate as a unit rate.

3,891,300people living in10,500square

11.Write the statement as a proportion.

104 people is to 80chairsas 13 people is to 10chairs

12.Write the statement as a proportion.

30 is to 70 as 6 is to 14

13.Find the unit price.

For3 dozen, you will pay $8.55.