Ratio/Rate/Proportion Review

Which is a unit rate?

• 150 miles per 2 hours

• $21 for 3 belts

• 75 sit ups per minute

• $.25 per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is a unit price?

• $43 per 5 pounds

• 75 hot dogs in 10 minutes

• $12 per ounce

• 30 games per seconds

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is NOT proportional?

• 2/7 = 10/35

• 1/12 = 2/20

• 10/12 = 5/6

• 25/35 = 5/7

Tags

CCSS.7.RP.A.2A

y = kx

• describes the constant between ratios

• tells how many karats are in a ring

• which quadrant a point is in

• the cost of one unit

Tags

CCSS.7.RP.A.2C

Is this table proportional?

• not proportional

• k = 10

• k = 0.05

• k = 20

Tags

CCSS.7.RP.A.2B

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2B

What is a rate for this graph?

• 20 minutes per 6 miles

• 60 minutes per 12 miles

• 80 minutes per 24 miles

• 100 minutes per 24 miles

Tags

CCSS.7.RP.A.2D

What is the unit rate for this graph?

• $27.50 per 5 hours

• $55.00 per 10 hours

• $5.00 per hour

• $5.50 per hour

Tags

CCSS.7.RP.A.2D

Sam was able to build 5 dog houses in 4 days, how many houses did he finish in 12 days?

• 10 dog houses

• 15 dog houses

• 12 dog houses

• 5 dog houses

Tags

CCSS.6.RP.A.3B

You can buy 12 pencils for $1.50, 120 pencils will cost how much?

• $180

• $18

• $150

• $15

Tags

CCSS.6.RP.A.3B