Envision Rates and Ratios

What is the ratio of squares to circles?

• 3:8

• 5:3

• 3:5

• 5:8

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.1

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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.1

CCSS.6.RP.A.2

Solve the proportion:

• 4

• 8

• 14

• 10

Tags

CCSS.7.RP.A.2B

Ashley biked 32 miles in 2 hours. Mike biked 36 miles in 3 hours. How much farther can Ashley bike than Mike in 5 hours if they both continue at the same rate?

• 80

• 60

• 40

• 20

Tags

CCSS.6.RP.A.3B

If a car travels 300 miles on 10 gallons of gas, what is the unit rate of miles per gallon?

• 30 miles/gallon

• 10 miles/gallon

• 20 miles/gallon

• 40 miles/gallon

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The format we use to write an equation with unit rate (k)

• y = k/x

• y = kx

• k = y/x

• k = xy

Tags

CCSS.7.RP.A.2D

The formula for calculating the unit rate (k).

• x = yk

• y = kx

• k = yx

• k = y/x

Tags

CCSS.7.RP.A.2D

What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If a printer prints 240 pages in 8 minutes, what is the unit rate of pages per minute?

• 30 pages/minute

• 20 pages/minute

• 40 pages/minute

• 25 pages/minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2