Question: A triangular trough is 5 m long, 2 m wide at the top and 2 m deep. If industrial strength acid is flowing at a

A triangular trough is 5 m long, 2 m wide at the top and 2 m deep. If industrial strength acid is flowing at a rate of 4.2 m³/min, how fast is the area of the surface of the liquid increasing in m²/min when the acid is 147 cm deep?Express your answer in 2 decimal places.

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