Unit Rates

What mathematical operation do ratios involve?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.6.RP.A.3A

Find the unit rate of one diaper if a box of 35 diapers costs $6.99.

• $244.65
• $1.00
• $6.99
• $0.20

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

A car is going 50 miles per hour. A rate that describes this would have units of

• Miles and cars

• Miles and hours

• Miles only

• Hours only

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A unit rate is a rate in which the unit in the denominator is:

• 0

• 3

• 1

• 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which rate is equivalent to $9 per hour?

• $27 in 3 hours
• $28 in 4 hours
• $33 in 3 hours

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.3

If Maya makes $10 an hour at her after school job, how many hours will it take her to earn $150?

• 10 hours

• 1.5 hours

• 15 hours

• 20 hours

Tags

CCSS.6.RP.A.3B

Jack jumps 40 times per 4 minutes.  How many times does he jump per 1 minute?

• 5
• 10
• 40
• 36

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The store was selling 4 chocolate bars for $2.00. How much would one chocolate bar cost?

• $1.00 per bar
• $2.00 per bar
• $0.50 per bar
• $0.25 per bar

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which of the following expresses a ratio?

• 2/3
• two-thirds
• 0.667
• 2.3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2