If 15% of x is three times of 10% of y, then x : y =A1 : 2B2 : 1C3 : 2D2 : 3Answer: B. 2 : 1Read Explanation:15% of x = 3 ×10% of y (15/100)x = 3 × (10/100)y (3/20)x = (3/10)y x/y = 60/30 x : y = 2 : 1Open explanation in App