I really need help!! A scuba diver is swimming at the depth shown, and then swims 0.5 foot toward surface every 3 seconds. What is the location of the scuba diver, relative to the surface, after 15 seconds?​

I really need help A scuba diver is swimming at the depth shown and then swims 05 foot toward surface every 3 seconds What is the location of the scuba diver re class=