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A puddle is 0.06 feet deep after 1 hour and 0.03 feet deep after 5 hours. At what rate in f/h is the level of the water changing?
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A puddle is 0.06 feet deep after 1 hour and 0.03 feet deep after 5 hours. At what rate in f/h is the level of the water changing?
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Feb 10, 2017
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A puddle is 0.06 feet deep after 1 hour and 0.03 feet deep after 5 hours. At what rate in
f/h is the level of the water changing?
Mathematics
high-school
Abdulsattar Mohammed
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Abdulsattar Mohammed
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Assuming it's a constant rate, there is a four hour difference from t=1 and t=5, so subtract the difference in depth (0.03 - 0.06) and divide that by four.
-0.03/4 = -0.0075
So your change in depth in feet per hour is -0.0075
.
Zerhinne
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Feb 15, 2017
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Zerhinne
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