TEKS.MATH.7.4A

The temperature drops 2 degrees per hour for 3 hours.  Which of the following expressions does NOT describe the change in temperature?

• -2(3)
• (-2) + (-2) + (-2)
• (2)(3)
• -2-2-2

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TEKS.MATH.7.4A

What is the rate of change (slope) to rent a raft from Water's Edge Rafts?

• $6 per hour
• $5 per hour
• $1 for 6 hours
• $1 for 5 hours

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TEKS.MATH.7.4A

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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TEKS.MATH.7.4A

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• A. 50 min
• B. 80 min
• C. 45 min
• D. 60 min

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TEKS.MATH.7.4A

Josie can jog 1 and 1/3 miles in 1/4 hour. Find her speed in miles per hour. 

• 1/3 miles per hour
• 5 miles per hour
• 3 miles per hour
• 5 and 1/3 miles per hour

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TEKS.MATH.7.4A

What is the slope?

• 1/2
• 2
• 7
• 3

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TEKS.MATH.7.4A

Is there a constant rate of change represented in the graph below?  If so, what is the rate of change?

• Yes, -3/4
• Yes, 4/3
• Yes, 3/4
• Not a constant rate

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TEKS.MATH.7.4A

Write an equation for this relationship.

• d=18.50c
• c=18.50d
• c=22.50d
• c=22d

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TEKS.MATH.7.4A

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x
• x = 3y

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TEKS.MATH.7.4A

On Saturday, Dr. Morrison drove 340 miles in 5 hours. On Sunday, he drove 198 in 3 hours. Based on this information, which statement is true?

• His rate on Saturday was 2 miles per hour slower than his rate on Sunday.
• His rate on Sunday was 2 miles per hour slower than his rate on Saturday.
• His rate on Saturday was the same as his rate on Sunday.
• His rate on Sunday was 2 miles per hour faster than his rate on Saturday.

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TEKS.MATH.7.4A