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 MCQsThe type of water movement where living protoplasm is involved is called asCrop logging’ is a method ofThe establishment, development, care and reproduction of forest trees is known a