This is a basic question from ML aggarwal book of class 10th, chapter 7, ratio and proportion., ICSE board
(i) we have given (x – 9): (3x + 6) is the duplicate ratio of 4: 9 and we have to, find the value of x
. (ii)and If (3x + 1): (5x + 3) is the triplicate ratio of 3: 4, find the value of x.
(iii) If (x + 2y): (2x – y) is equal to the duplicate ratio of 3: 2, find x: y.