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JSCE Mathematics 2022 Objective — Question 78

Question 78 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

Evaluate: 11011 (base two) - [ ] (base two) = 10101 (base two). Find the box.

A. 111
B. 110Correct
C. 101
D. 100

Explanation

27 - 21 = 6 = 110 in base two.

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