GRE数学题 帮忙翻译解答一下呀 谢啦
GRE数学题 帮忙翻译解答一下呀 谢啦
A rectangular pool of uniform depth is being filled with water at a constant rate of 200cubic feet mer minute, and the water level in the pool is rising at a rate of 3/4 foot per hour
The area of the bottom of the pool 9000sqft
answer: A