MCQ PracticeWhich of the following is the lowest ratio ?Subject: MathematicsTopic: Ratio And ProportionA7 : 15B15 : 23C17 : 25D21 : 39Correct 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