The Following Section consists of Math Quiz on Problems on Chain Rule.
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Chain Rule MCQ
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3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?Correct
Let the required number of working hours per day be x.
More pumps, Less working hours per day (Indirect Proportion)
Less days, More working hours per day (Indirect Proportion)
Pumps 4 : 3 :: 8 : x Days 1 : 2
4 x 1 x x = 3 x 2 x 8
x = (3 x 2 x 8) (4)
x = 12.
Mathematical Chain Rule is not only an important concept in the world of science but also relevant in our daily life. Thus, chain rule questions are very common in job interviews, various entrance level tests and all the major professional exams. Precisely, the concept explains how the change in one quantity will lead to changes in all the other quantities that are related to it. To help examinees deal with chain rule problems and their solutions we have introduced a wide array of chain rule questions and answers, based on MCQ approach.