Solve It! Math Club members are selling Pi Day T-shirts for $7.50 each. The goal is to raise $500 by Friday. The figure shows how much they have raised by Wednesday. What is the minimum number of shirts they must still sell in order to reach their goal?

20

22

19

21

2

2

10

Problem 1 Got It?

A

B

C

D

3

3

10

Problem 1 Got It?

A

B

C

D

4

4

10

Problem 1 Got It?

A

B

C

D

5

5

10

Problem 2 Got It?

A

B

C

D

6

6

10

Problem 3 Got It?

A

B

C

D

7

7

10

Problem 4 Got It? Reasoning: The first step in solving Problem 4 was to subtract 3n from each side of the inequality. What else could have been the first step in solving the inequality? Explain.

8

8

10

Problem 5 Got It?

A

B

C

D

9

9

10

Problem 5 Got It?

A

B

C

D

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