Explain why relationship between capacity and fluid ounces

If you double the input of a function and it results in half the output, and if you triple the input and it results in a third of the output, what can be guessed about the function? check all that apply.

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122