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1. |
If f(n) = n +  , find f . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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2. |
If n is the number of seconds between the lightning and the thunder
and f(n) is the number of feet between you and the lightning, then
f(n) = 1100n. If n is 7, find f(n). |
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A. |
157.1 feet |
B. |
7700 feet |
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C. |
8800 feet |
D. |
9000 feet |
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Hint |
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3. |
If n is the number of seconds between the lightning and the thunder
and f(n) is the number of feet between you and the lightning, then
f(n) = 1100n. If you are three miles from a lightning strike, in how
many seconds would you hear thunder? |
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A. |
7.2 seconds |
B. |
30 seconds |
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C. |
14.4 seconds |
D. |
21.6 seconds |
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Hint |
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4. |
Make a function table for f(n) = n - 3. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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5. |
If d = 55t represents the distance you travel at 55 miles per hour, find
(t, d) when t = 4 hours. |
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A. |
(4, 110) |
B. |
(4, 55) |
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C. |
(4, 165) |
D. |
(4, 220) |
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Hint |
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