4,00,0090 00+6,981,715 +6,545,009,889=​

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

Can someone me with my math problem pls my teacher is on my back about this

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.