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1. |
In Kendra's school, 2 out of every 5 seventh graders went to a movie theater over the weekend. If there are 80 students in the seventh grade, how many of them saw a movie? |
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A. |
32 |
B. |
28 |
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C. |
16 |
D. |
36 |
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Hint |
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2. |
Solve  |
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A. |
4 |
B. |
7 |
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C. |
4.5 |
D. |
6 |
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Hint |
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3. |
Is   a proportion? Explain. |
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A. |
Yes, because 2 × 3 = 8 × 9. |
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B. |
No, because 2 × 9  8 × 3. |
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C. |
No, because 2 + 3 = 8 + 9. |
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D. |
Yes, because 2 × 9 = 8 × 3. |
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Hint |
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4. |
Solve  =  . |
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A. |
6 |
B. |
12 |
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C. |
121.5 |
D. |
24 |
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Hint |
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5. |
Determine whether  =  form a proportion. Explain. |
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A. |
Yes, because 10.62 × 4 6 × 7.05. |
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B. |
Yes, because 10.62 × 4 = 6 × 7.05. |
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C. |
No, because 10.62 × 4 6 × 7.05. |
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D. |
No, because 10.62 × 4 = 6 × 7.05. |
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Hint |
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