MathematicsBinary operationsWAEC
On the set {1, 2, 3, 4}, a ⊗ b is the remainder when ab is divided by 5. Find 3 ⊗ 4.
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Answer: C. 2
3 × 4 = 12, and 12 ÷ 5 leaves remainder 2.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.