A faucet can fill a bathtub in 6 minutes. The drain can empty the tub in 10 minutes. If both the faucet in the drain are open at the same time, this situation is represented by this expression, where T is the number of minutes it will take to completely fill the bathtub.


[tex]\frac{t}{6}-\frac{1}{10}[/tex]


which expression can also represent the situation


A. T / 15


B. 4t / 15


C. T^2 / 60


D. T+60 / 60