MCQ PracticeIf x% of y is the same as frac45 of 80, then the value of xy is:Subject: MathematicsTopic: PercentageA320B400C640DNone of theseCorrect 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