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JSCE Mathematics 2022 Objective — Question 12

Question 12 of 80 from the Junior Secondary Certificate Examination (JSCE) Mathematics 2022 Objective paper, with the correct answer and a full explanation.

Convert 10111 (base two) to base ten.

A. 15
B. 22
C. 23Correct
D. 24

Explanation

16 + 0 + 4 + 2 + 1 = 23.

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