MCQ PracticeIn an alloy, the ratio of copper and zinc is 5 : 2. If 1.250 kg of zinc is mixed in 17 kg 500 gm of alloy, then the ratio of copper and zinc will be = ?Subject: MathematicsTopic: Ratio And ProportionA2 : 1B2 : 3C3 : 2D1 : 2Correct Answer: APractice 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