MathematicsNumber basesJAMB
Evaluate 12 (base 3) × 2 (base 3), giving the answer in base 3.
Show answer
Answer: D. 101
12₃ = 5 and 2₃ = 2; 5 × 2 = 10 = 1 × 9 + 0 × 3 + 1, which is 101₃.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.