Modeling with Rates and Constants

If a person walks 1/2 mile in 1/4 hour, how far does that person walk in 2 hours?

• 2 miles

• 8 miles

• 14 miles

• 4 miles

$279 for 9 concert tickets. Find the cost per ticket.

• $31

• $39

• $2,511

• $34

Jenna can make 4 baskets in 1/2 hour. How many baskets can she make in 5 hours?

• 8

• 10

• 20

• 40

336 dimples in one golf ball. At this rate, 2016 dimples in x golf balls.

• 7

• 12

• 6

• 30

Find the unit rate miles per hour.

• 24 miles per hour

• 3 miles per hour

• 1 miles per hour

• 8 miles per hour

Analyze the table. How many kilometers can be traveled in 1/3 hour?

• 1

• 3

• 10

• 20

1500 students and 75 classrooms. Create a unit rate.

• 20 classrooms to 1 student

• 20 students to 1 classroom

• 1,125 classroom to 100 students

• not here

Density is the ratio of mass to volume. A 3-liter jug of honey has a mass of 4.5kg. Write the density of honey as a unit rate.

• 1 liter-jug has a mass of 13.5kg

• 1-liter jug has a mass of 1.5kg

• 1.5 liter-jug has a mass of 1kg

• not here

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour