Unit Rate Review

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

After 3 hours, Ernie had travelled 195 miles. If he travels at a constant speed, how far will he have travelled after 5 hours?

• 400 miles

• 325 miles

• 575 miles

• 650 miles

Which is the better buy? A 12-pack of Pepsi for $3.50 or a 6-pack for $1.80?

• The 12-pack

• The 6-pack

• They're the same

• Neither, I prefer Coke

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 19 cars per day

• .05 cars per day

• 15 cars per day

Ken can walk 40 dogs in 8 hours. Determine how many dogs he can walk in one hour.

• 5 hours per dog
• 5 dogs per hour
• 320 dogs per hour
• not here

Alicia drove at a constant speed and traveled 182.4 miles in 3 hours. What is her rate in miles per hour?

• 60.8 hours per mile
• 547.2 miles per hour
• 56 miles per hour
• 60.8 miles per hour

Simplify

• 2:10

• 1:10

• 1:2

• 2:1

What is the ratio to the picture shown, triangles to squares?

• 2:6

• 5:6

• 3:4

• 4:3

A class has 30 students. 18 are boys. What is the ratio of boys to girls? (you must simplify)

• 12:18

• 3:2

• 30:18

• 18:7