Which representation shows a nonproportional relationship between x and y?

Part of the total score for each program is the sum of five program component scores. on the free program, the sum of these five program component scores is multiplied by a factor of 2.0. yuzuru hanyu, of japan, earned scores of 9.07, 8.96, 8.89, 9.21, and 9.36 for the program components portion of his free program. how many total points did he receive for this portion?

The graph shown is the graph of which function?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?