CCSS.Math.Content.7.RP.A.1

A weather balloon at an elevation of 344 feet descends at a constant rate.  The balloon reaches the ground in 4 minutes.  Which best describes the rate at which the balloon's elevation changed?

• -86 feet per minute
• -84 feet per minute
• 84 feet per minute
• 86 feet per minute

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CCSS.Math.Content.7.RP.A.1

CCSS.Math.Content.7.EE.B.3

Find the rate of change

• 1
• 2
• 11
• Not a constant slope/Non-Linear

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CCSS.Math.Content.7.RP.A.1

Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins.  

• yes, equivalent
• no, not equivalent

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CCSS.Math.Content.7.RP.A.1

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

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CCSS.Math.Content.7.RP.A.1

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

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CCSS.Math.Content.7.RP.A.1

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

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CCSS.Math.Content.7.RP.A.1

The constant of proportionality is also the unit rate.

• True
• False

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CCSS.Math.Content.7.RP.A.1

A boat traveled 27 miles in 2 hours. At this rate, how many miles will the boat travel in 1/2 hour?

• 13 1/2 mi

• 6 3/4 mi

• 3 3/8 mi

• 24 1/2 mi

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CCSS.Math.Content.7.RP.A.1

The constant of proportionality of this graph is k = 45. What does it mean?

• The boat travels for 45 miles for every 45 hours

• The boat travels 1 mile for every 45 hours

• The boat travels 45 miles for every 1 hour

• The boat travels 1/45 mile for every 1 hour

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CCSS.Math.Content.7.RP.A.1

Which of the following statements is TRUE about the graph? Choose all that apply.

• The point (2, 8) shows that 8 pounds of cheese cost$2.00.

• The point (1.5, 6) shows the cost is $6.00 for 1.5pounds of cheese.

• The point (0.75, 3) shows that 0.75 pound of cheesecosts $3.00.

• The point (0.25, 1) shows the cost is $0.25 for 1pound of cheese.

• The point (0, 0) shows the cost is $0.00 for 0 pounds of cheese

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CCSS.Math.Content.7.RP.A.1