MCQ PracticeA number is first decreased by 10% and then increased by 10%. The number so obtained is 50 less than the original number. The original number is :Subject: MathematicsTopic: PercentageA5900B5000C5500D5050Correct 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