If x is 20% greater than z and y is 80% greater than z, what is the ratio of x to y?
Explanation
Given x = z + 20% of z = 1.2z and y = z + 80% of z = 1.8z, the ratio x:y is 1.2z : 1.8z which simplifies to 12:18 or 2:3.
Given x = z + 20% of z = 1.2z and y = z + 80% of z = 1.8z, the ratio x:y is 1.2z : 1.8z which simplifies to 12:18 or 2:3.