x is 20% more than z and y is 80% more than z. Find x:y ? February 17, 2024 – by admin 0A. 2:3B. 1:3C. 1:4D. 3:4x = z+(20/100)z = 1.2z y = 1.8z x:y = 1.2z:1.8z = 12:18 = 2:3