MathematicsNumber basesWAEC
Find x if 24ₓ = 18 (base ten).
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Answer: A. 7
24ₓ = 2x + 4 = 18, so 2x = 14 and x = 7.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.
Mathematics · Number bases
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