It could sometimes be proportional. The reasoning here is that if all the items have different prices it won't be, however if the items you are ordering all have the same price they will be!
6 3
------
250
ignore this sentence
DONT OPEN THE ANSWER ABOVE ITS A VIRUS. i will give an answer in the comments though
Answer: 9.6
Step-by-step explanation: A rational number can be written as a ratio of two integers (9.6 can write as 96/10)