MCQ PracticeThe sum of the three numbers in A.P is 21 and the product of the first and third number of the sequence is 45. What are the three numbers?Subject: MathematicsTopic: ProgressionsA5, 7 and 9B9, 7 and 5C3, 7 and 11DBoth (A) and (B)Correct 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