MathematicsNumber basesWAEC
Evaluate 101₂ × 11₂, leaving the answer in base two.
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Answer: C. 1111₂
101₂ = 5 and 11₂ = 3; 5 × 3 = 15 = 1111₂.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.
Mathematics · Number bases
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