Ratios and Proportions

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour
• $12 per hour
• $192 per hour
• $25 per hour

8.  Find the unit rate of $97.50 for 15 pizzas.

• $6 per pizza
• $82.50 per pizza
• $5.50 per pizza
• $6.50 per pizza

Daisy sour cream is $1.68 for 8 oz.

Kraft sour cream $2.08 for 16 oz.

Find the unit price of each and choose the better deal.

• Daisy

• Kraft

In a class, the ratio of boys to girls is 6:5. If there are 18 boys, how many girls are there?

• 11
• 24
• 12
• 15

The Martin family's truck gets an average of 25 miles per gallon. Predict how many miles they can drive on 7 gallons. 

• 20
• 125
• 35
• 175

Hamburger meat sells for $6 for every 3 pounds. If Alicia buys 10 pounds of hamburger meat, how much will she pay?

• $30
• $20
• $60
• $10

Marissa ran 11 miles in 2 hours. At this rate, how far can she run in 5 hours?

• 27 1/2 miles

• 10/11 miles

• 4 2/5 miles

• 22 miles

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

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

Elijah earn $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour
• $12 per hour
• $192 per hour
• $25 per hour

Which is the better buy?

• A 4 pack of t-shirts for $2.24
• A 6-pack of t-shirts for $3.12
• An 8 pack of t-shirts for $4.24