MCQ PracticeThe average (arithmetic mean) of 3 30 , 3 60 and 3 90 is :Subject: MathematicsTopic: AverageA3^27 + 3^57 + 3^87B3^29 + 3^59 + 3^89C3^60D3^177Correct 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