MCQ PracticeThe present ratio of ages of A and B is 4 : 5. 18 years ago, this ratio was 11 : 16. Find the sum total of their present ages.Subject: MathematicsTopic: Ratio And ProportionA90 yearsB105 yearsC110 yearsD80 years E. 95 yearsCorrect 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