WAEC Mathematics 2017 Objective — Question 2
Question 2 of 50 from the West African Examinations Council (WAEC) Mathematics 2017 Objective paper, with the correct answer and a full explanation.
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If x varies inversely as y and y varies directly as z, what is the relationship between x and z?
- A. A. x α z
- B. B. x α 1/zCorrect
- C. C. x α z^-1
- D. D. x α 1/z^2
Explanation
If x α 1/y and y α z, then x α 1/z.
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