Introduction to Rates/Unit Rates

A package of 20 crayons from Crayola costs $18 and a package of 30 crayons from Walmart costs $28.

Which package has the lower cost per crayon? Use unit rates to choose which package of crayons is the better deal.

• 20 pack of crayons is the better deal

• 30 pack of crayons is the better deal

You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?

• 4 cookies per dollar

• 6 cookies per dollar

• 9 cookies per dollar

• 1/9 dollars per cookie

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

It costs $5 to buy 2 pounds of fish tank gravel. What is the unit rate in dollars per pound?

• 5/2 dollars per pound

• 2/5 dollars per pound

• 3 dollars per pound

• 2 dollars per pound

A realtor visits 13 houses in 3 hours. What is the unit rate in houses per hour?

• 10 houses per hour

• 4 houses per hour

• 3/13 houses per hour

• 13/3 houses per hour

Alycia earned $20.40 in 3 hours. What is her unit rate in dollars per hour?

• $7 per hour

• $6 per hour

• $6.80 per hour

• $17.40 per hour

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $1.25 per pound

• $1 per pound

• $2 per pound

• $1.50 per pound

If you have the ratio of $30 to 5 hours of work, what operation will you use to find a unit rate?

• Addition

• Subtraction

• Multiplication

• Division

What is the ratio of TRIANGLES TO SQUARES?

• 2:1

• 3:0

• 1:3

• 1:2