MCQ PracticeThe mean of 1 2 , 2 2 , 3 2 , 4 2 , 5 2 , 6 2 , 7 2 is -Subject: MathematicsTopic: AverageA10B20C30D40Correct 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