(12,144), (9,108), (6,72), (3,36) The proportional relationship between calories and ounces of soda is shown in the graph. How many calories are in 1 ounce?

To find out how many calories are in one ounce of soda, we can look at the proportional relationship between calories and ounces of soda.

If we divide the number of calories by the number of ounces for each data point, we can see the ratio.

For the first data point: 144 calories divided by 12 ounces equals 12 calories per ounce.
For the second data point: 108 calories divided by 9 ounces equals 12 calories per ounce.
For the third data point: 72 calories divided by 6 ounces equals 12 calories per ounce.
For the fourth data point: 36 calories divided by 3 ounces equals 12 calories per ounce.

From these calculations, we can see that there are 12 calories in 1 ounce of soda.