Waec Model Questions Vol1 2019 Mathematics Question 25
Practice objective / multiple choice question 25 from the 2019 Waec Model Questions Vol1 Mathematics examination.
The time T (in minutes) taken by a machine to process a batch of items varies directly as the number of items N and inversely as the square root of the power P (in kilowatts) supplied to the machine. If 120 items are processed in 30 minutes when the machine is supplied with 25 kW, how long will it take to process 200 items when the power is increased to 40 kW? Give your answer to one decimal place.
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About This Question
This is Waec Model Questions Vol1 2019 Mathematics Question 25. It is a objective / multiple choice question from the 2019 Waec Model Questions Vol1 Mathematics examination.
Difficulty level: Medium .
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