Proportional or non-proportional
The object of the graph is a proportional relationship because on the hours it is going by one and on the cost of numbers it is going by five's so proportional which is a constant array of numbers.
The coordinate graph has gone the same way as the table so it has showed us how to see that it is in a proportional relationship because it has gone in a straight line.
It has gone by 5$ and then the other was going by 1$.
The table and graph shown shows the proportional relationship because it has a constant rate in the numbers.