MCQ PracticeA's salary was decreased by 50% and subsequently increased by 50%. How much percent does he lose ?Subject: MathematicsTopic: PercentageA25%B30%C20%DNo lossCorrect 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