JEE Main 2012 — Application of Derivatives Question with Solution
JEE Main 2012 (19 May Online)
Question
The weight of a certain stock of fish is given by , where is the size of stock and is the average weight of a fish. If and change with time as and , then the rate of change of with respect to at is
Choose an option
Show full solutionCorrect option: C
Correct answer
C13
Step-by-step explanation
Let
Given : and and
Equation (1)
Thus,
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This is a previous-year question from JEE Main 2012, covering the Application of Derivatives chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.