A Trapezoidal trough is 10 ft long, 4 f wide at the top and 2 ft wide at the bottom and 2 ft deep. If water flows in at 10 cu.ft. per minute, how fast is the water level rising when the water is ½ ft. deep. Express your answer in ft per minute.

A Trapezoidal trough is 10 ft long, 4 f wide at the top and 2 ft wide at the bottom and 2 ft deep. If water flows in at 10 cu.ft. per minute, how fast is the water level rising when the water is ½ ft. deep. Express your answer in ft per minute.

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter11: Rational And Irrational Numbers

Section11.5: Square Roots Of Variable Expressions

Problem 9P

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1.) A Trapezoidal trough is 10 ft long, 4 f wide at the top and 2 ft wide at the bottom and 2 ft deep. If water flows in at 10 cu.ft. per minute, how fast is the water level rising when the water is ½ ft. deep. Express your answer in ft per minute.

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