Rates Unit Rates

There are 21 boys and 6 girls in Mr. Keys' homeroom.  What is the ratio of girls to boys?  

• 6:21
• 21:6
• 2:7
• 7:2

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

Mr. Keys made $90 in 5 hours.  What is the unit rate?  

• $18 per hour
• $1 in 18 hours
• $90:5h
• 5 to 90

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

CCSS.6.RP.A.3

It costs $8.21 for 3 candy bars. What is the unit price one candy bar? 

• 2.73
• 6.90
• 71.8
• 76.0

Tags

CCSS.6.RP.A.2

CCSS.6.NS.B.2

CCSS.6.RP.A.3

CCSS.6.NS.B.3

5 boxes of candy costs $12.54. What is the unit price of one candy bar?

• 2.50
• 400000000
• 78.0
• 678

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

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.6.NS.B.2

CCSS.5.NBT.B.6

Luke can paint 91 portraits in 7 weeks. How many portraits does he paint each week?

• 637 cars per week
• 13
• .08 portraits per week
• 13 portraits per week

Tags

CCSS.3.OA.D.8

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.2

CCSS.6.RP.A.1

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

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

A rate is a ratio that compares 2 different_______________________________.

• people
• units/measurements
• fractions
• denominators

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

How are rates and unit rates different?

• A rate has a denominator of 1.  A unit rate does not.
• A rate is just like a fraction.  A unit rate is a ratio.
• Rates involve a measurement of time, but unit rates do not.
• A rate compares two different quantities.  A unit rate has a denominator of 1.

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1