human
Solve length problems involving similar shapes where the missing length is the longer one What is the ratio of \( x \) to \( y \) ? ![A triangle. The bottom width is marked '15cm'. One side is split into two parts, one part is called 'x', the other is marked 'y'. A second line goes across the triangle from where the side is split into two parts. It is marked '5cm'. ]() \( 1: 4 \)
gpt
Does not understand that in the ratio 1:n the total number of parts would be 1+n 