View Policies Show Attempt History Current Attempt in Progress * Your answer is incorrect. Oil is leaking out of a ruptured tanker at the rate of r(7) = 50e ? thousand liters per minute. (a) At what rate, in liters per minute, is oil leaking out at 1 = 0? Oil is leaking out at 1250 thousand liters/minute. at 1 = 60? Round your answer to two decimal places. Oil is leaking out at thousand liters/minute. (b) How many liters leak out during the first hour? Round your answer to two decimal places. During the first hour thousand liters of oil leak out. eTextbook and Media Hint