7th grade math help me plz

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

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?

Plzzz answer both questions and i will give you 100 points