Apoorly constructed room is suffering from a pipe leakage problem. the leaked pipes are continuously flooding the 90-m2 room such that the water level in the room increases at a steady rate of 1.2 cm/hr (a) how much water in l/min should be pumped out of the room to keep the water level cnstat (b) how much water in l/min should be pumped out of the room to reduce the water level by 4 cm/hr?