Summative 3 Review 7th Grade (Ratios and Proportions)

The equation y=7.6x represents a proportional relationship. What is the constant of proportionality?

• 7.6x

• 7.6

• x

• 7

Tags

CCSS.7.RP.A.2B

The graph shows a proportional relationship between price and pound. What is the constant?

• y =20x

• y=5x

• y= 10x

• y=5.5x

Tags

CCSS.7.RP.A.2B

If a snail can move 3/10 of a meter every 1/12 hour, what is the speed of the snail, in meters per hour?

• 1/40

• 5/18

• 1 1/2

• 3 3/5

Tags

CCSS.7.RP.A.1

If a dog can eat 1/3 of a bag of food in 1/2 week, how many bags of food can the dog eat in 1 week?

• 1/6

• 2/3

• 3/2

• 5/6

Tags

CCSS.7.RP.A.1

Kelvin burns 330 calories by working out for 33 minutes. How many calories will he burn when he works out for 26 minutes?

• 350

• 255

• 260

• 180

Tags

CCSS.3.OA.A.3

How much did Carly's score increse in 6 weeks?

• 7.5

• 8

• 9

• 8.5

Tags

CCSS.4.MD.B.4

It costs $37.80 for 3 tickets to the movies. It costs $49.80 for 4 tickets to visit Sky Zone. How much does one ticket to the movies cost?

• $37.80

• $16.60

• $12.60

• $13.50

Tags

CCSS.6.NS.B.3

It costs $37.80 for 3 tickets to the movies. It costs $49.80 for 4 tickets to visit Sky Zone. How much does one ticket to Sky Zone cost?

• $13.50

• $12.60

• $16.60

• $12.45

Tags

CCSS.6.NS.B.3

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 1/2x

• x = 1/2y

• k = x

• y = 2x

Tags

CCSS.7.RP.A.2B

What does the point (2, 20) represent?

• The graph is proportional y = 10x

• There are 2 plants for every 20 seed packets

• There are 2 seed packets for 20 plants

• There are 20 seed packets for 20 plants

Tags

CCSS.7.RP.A.2D