MathematicsVariationWAEC
y varies directly as x, and y = 21 when x = 7. Find x when y = 33.
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Answer: C. 11
y = 3x, so x = 33 ÷ 3 = 11.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.
Mathematics · Variation
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