MCQ PracticeAn umbrella marked at Rs. 80 is sold for Rs. 68. The rate of discount is:Subject: MathematicsTopic: Profit And LossA15%B12%C17 11/17%D20 %Correct Answer: APractice 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