a confined aquifer with a transmissivity of 7.0x10^-3 m^2/s and a storativity of 5.0x10^-4 is pumped by two wells 35 m apart. One well is pumped at 7.6 L/s and the other at 15.2 L/s. Plot the drawdown after 4 hours as function of position along the line joining the two wells.