Unit Rate

What mathematical operation do rates-unit rates-proportional relationships-constant of proportionality involve?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

• The 12 pack of Coke
• The 6 pack of Coke
• Neither
• They are the same

Tags

CCSS.6.RP.A.3B

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

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

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

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

Tags

CCSS.7.EE.B.3

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What does k represent in the equation y = kx?

• constant of proportionality
• Its the other one

Tags

CA.MA.7.RP.2.c

How do you find k? 

• x/y
• y/x
• y=kx
• x ⋅ y

Tags

CCSS.HSF-LE.A.1B

Daniel walked 2/5 mile in 1/4 hour. How fast did he walk, in miles per hour?

• 1.25 miles per hour
• 1/10 miles per hour
• 1.6 miles per hour
• 2 miles per hour

Tags

CCSS.7.RP.A.1