Extracted text: Question 1: Determine the hydrograph at the downstream section if a storm produced the hydrograph at the upstream section is provided (see table below). The Muskingum constants are 0.15 for the reach. Also, plot the inflow and outflow hydrograph. K= 8 hours and x = || Time Inflow (hr) (cfs) 6. 150 12 180 18 300 24 750 30 850 36 550 42 400 48 300 54 200 60 150 66 100 72 80 78 50