Ratio and Proportions

Simplify 30 : 45

• 5 : 9

• 2 : 3

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Sarah types 150 words in 3 minutes. How many words does she type per minute?

• 30

• 40

• 50

Tags

CCSS.4.MD.A.2

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

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

Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?

• 8 minutes
• 9 minutes
• 16 minutes
• 18 minutes

Tags

CCSS.6.RP.A.3B

Mrs. Edgar bought an eight pack of bottled water for $4.00.  What was the unit price for the water?

• $32.00
• $0.50
• $3.20
• $5.00

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• -3

• -1.5

• 2.1

• 9

Tags

CCSS.7.EE.B.3

A triangle’s angle measures are in the extended ratio of 2 : 4 : 9. Find the measures of the angles.

• 20^o, 40^o, 90^o

• 24^o, 48^o, 108^o

• 24^o, 32^o, 124^o

• 20^o, 40^o, 100^o

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Solve for x

• 1/2
• 25/8
• 11
• 53/4

Tags

CCSS.6.EE.B.7