A pipe can fill the tub alone in 10 minutes time, another can do it in 20 minutes, and the drain if opened could do the contrary in 25 minutes. How long would it take the two pipes to fill the tub (completely emptied at the beginning) if at the same time the drain was left opened? A. 9- min 1 В. 9 min C. 8 min D. 8 min 11 11 11

A pipe can fill the tub alone in 10 minutes time, another can do it in 20 minutes, and the drain if opened could do the contrary in 25 minutes. How long would it take the two pipes to fill the tub (completely emptied at the beginning) if at the same time the drain was left opened? A. 9- min 1 В. 9 min C. 8 min D. 8 min 11 11 11

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter1: Fundamental Concepts Of Algebra

Section1.2: Exponents And Radicals

Problem 87E

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