Proportional Relationships

What ratio is equivalent to 4:5? Select all that apply.

• 8:10

• 20:25

• 5:6

• 1:5/4

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Jane wants to triple her lemonade recipe. For two drinks, she mixes 3 lemons with 2 cups of water. What will she need to triple her recipe?

• 6 lemons, 4 cups of water

• 8 lemons, 6 cups of water

• 9 lemons, 6 cups of water

• 12 lemons, 8 cups of water

Tags

CCSS.7.RP.A.2A

Carley is throwing a party. She needs 3 liters of soda for every 12 guests. If there are 48 guests attending the party, how many liters of soda will she need?

• 144 liters

• 36 liters

• 8 liters

• 12 liters

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the reciprocal of 7?

• 1/2

• 7/1

• 2

• 1/7

Tags

CCSS.6.NS.A.1

What is the constant of proportionality?

• 45

• 50

• 27

• 1

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality from meters to kilometers?

• 1,000

• 1

• 1/1,000

• 1/2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Concrete building blocks weigh 28 pounds each. If b represents the number of concrete blocks and w represents the weight, what equation relates the two variables?

• 28/w=b

• 28w=b

• 28b=w

• 28bw

Tags

CCSS.6.EE.C.9

A store sells rope by the meter. The equation p=0.8L represents the price p (in dollars) of a piece of nylon rope that is L meters long. How much does the nylon rope cost?

• $8

• $80

• $0.80

• $0.08

Tags

CCSS.7.EE.B.3

Are these two drinks going to taste the same? Select all that apply.

• yes, the constant of proportionality is 1.5

• no, they don't have the same constant of proportionality.

• yes, they're equivalent ratios.

• no, they the first one will taste stronger.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

How many tbsp of honey is needed for 20 cups of flour?

• 2

• 18

• 25

• 16

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3