MCQ PracticeHow many sides does a regular polygon have whose interior and exterior angle are in the ratio 2 : 1 ?Subject: MathematicsTopic: Ratio And ProportionA3B5C6D12Correct Answer: CPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the