MCQ Practicefrac34: frac12:: 27y:? Solve this -Subject: MathematicsTopic: Ratio And ProportionA12yB18yC21yD24y E. None of theseCorrect 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