The cost of playing pool increases with the amount of the time using the table. identify the independent and the dependent quantity in the situation

The independent variable from the given above is the amount of time using the table. This value can stand on its own and his not reported based on the value of other variables. Further, the dependent variable is the cost of playing pool because its value is dependent to the amount of time. 

Its equal to d=7.07in

We need more info then that