please it's reservoir engineering question from tarek ahmed handbook. please the already existing solutions are wrong so please kindly read carefully and solve

calculate and plot pressure profile after 1, 5, 10, 15 and 20 hours

7. An oil well is producing a stabilized flow rate of 500STB /day under a transient flow condition. Given: B0=1.1hbl/5TBk0=50mdr=0.3ft0=2cph=20ftp=3500psich=15106psi1=20% Calculate and plot the prescure profile after 1,5,10,15, and 20 hours