Neco Model Questions Vol1 2021 Mathematics Question 46
Practice objective / multiple choice question 46 from the 2021 Neco Model Questions Vol1 Mathematics examination.
Quantity \(y\) varies directly as \(x\) and inversely as the square of \(z\). When \(x=4\) and \(z=3\), \(y=12\). Find (i) the value of \(y\) when \(x=6\) and \(z=5\), and (ii) the value of \(x\) required for \(y\) to be \(20\) when \(z=2\).
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About This Question
This is Neco Model Questions Vol1 2021 Mathematics Question 46. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Mathematics examination.
Difficulty level: Medium .
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