I need help with the following problem: Oil is leaking out of a ruptured tanker at the rate of r(t)=30e^-0.05t thousand liters per minute. A. At what rate, in thousands of liters per minute, is the oil leaking out at t=0? Rate____thousand liters/ min At t=60? Rate=_____ thousand liters/min B. How many thousand of liters leak out during the first hour? Number of liters=_____thousand liters