MCQ PracticeA boat takes half time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of the current is?Subject: MathematicsTopic: Boats And StreamsA2 : 1B4 : 3C1 : 2D3 : 1Correct Answer: DPractice 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