C2 L. 55: Average and Rate Problems with Multiple Steps Quiz

Finding the average of a set of numbers: What is the average of 12, 15, and 18?

Tags

CCSS.7.EE.B.3

Finding the average of a set of numbers: If the average of 5 numbers is 20, what is their total sum?

Tags

CCSS.7.EE.B.3

Finding the average of a set of numbers: The average of 4 numbers is 25. If 3 of the numbers are 20, 30, and 40, what is the fourth number?

Tags

CCSS.7.EE.B.3

Finding the average of a set of numbers: Calculate the average of 8, 12, 16, and 20.

Solving word problems involving averages: The average of 5 numbers is 40. If 4 of the numbers are 30, 40, 50, and 60, what is the fifth number?

Tags

CCSS.6.NS.B.3

Solving word problems involving averages: A student scores 85, 90, 95, and 80 in 4 tests. What is the average score?

Solving multi-step rate problems: If a car travels 120 miles in 2 hours, what is its average speed?

• 30 miles per hour

• 60 miles per hour

• 90 miles per hour

• 45 miles per hour

Tags

CCSS.6.RP.A.3B

Solving multi-step rate problems: A machine produces 500 items in 8 hours. What is its production rate per hour?

• 100 items per hour

• 62.5 items per hour

• 45 items per hour

• 700 items per hour

Tags

CCSS.6.RP.A.3B

Solving multi-step rate problems: If a train travels 300 miles in 5 hours, what is its speed in miles per hour?

• 45

• 60

• 25

• 100

Tags

CCSS.6.RP.A.3B