MCQ PracticeIf x : y = 3 : 4, then (2x + 3y) : (3y - 2x) would be equal to.`Subject: MathematicsTopic: Ratio And ProportionA2 : 1B3 : 1C3 : 2D21 : 1Correct Answer: BPractice 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