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anonymous
 5 years ago
Hihi~~somebady can help me to answer this question??
"A rectangular trough is 2m long, 0.5m across the top and 1m deep. if water flows in at the rate 900cm^2s^1. how fast is the surface rising when the water is 25cm deep??"
anonymous
 5 years ago
Hihi~~somebady can help me to answer this question?? "A rectangular trough is 2m long, 0.5m across the top and 1m deep. if water flows in at the rate 900cm^2s^1. how fast is the surface rising when the water is 25cm deep??"

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sgadi
 5 years ago
Best ResponseYou've already chosen the best response.0I think there is a mistake in the question ... The units for water flow must be in \[cm^3\]
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