MCQ PracticeA car goes 20 metres in a second. Find its speed in km/hr.Subject: MathematicsTopic: Time DistanceA20 km/hrB18 km/hrC72 km/hrD36 km/hrCorrect 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