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BECE Mathematics 2025 Objective — Question 7

Question 7 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2025 Objective paper, with the correct answer and a full explanation.

Find the sum of 111₂, 111₂ and 100₂.

A. 1011₂
B. 1110₂
C. 10010₂Correct
D. 10100₂

Explanation

7+7+4 = 18 = 10010₂.

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