MCQ PracticeIf the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is?Subject: MathematicsTopic: VolumesA3:1B8:1C9:1D12:1Correct 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