Question 14, 5.1.19 Part 2 of 6 > HW Score: 63.34%, 14.5 O Points: 0 of 1 A tank is leaking at an increasing rate as indicated by the data below. Use the table to answer the following questions. Time (hr) 0 1 2 3 4 6 Leakage (gal/hr) 30 70 150 240 5 340 410 550 600 720 7 8 An upper limit estimate for the amount of material leaked after 4 hours is 800 gal. (Simplify your answer.) A lower limit estimate for the amount of material leaked after 4 hours is (Simplify your answer.) gal