4:18. Because of the importance of getting the reserves correct on the Little Yellow Jacket 6-1 your company has decided to shut in the well periodically and estimate average reservoir pressure. The following table contains the measurements. The well has not been returned to production after the last shut in while they wait for your latest estimate for remaining reserves. You estimate that the average reservoir pressure at abandonment will be 750 psia. Z will be 0.880 at that pressure. Gp, Mcf P, psia Z 0 4016 0.850 37,352 3995 0.848 124,837 3851 0.835 228,161 3732 0.824 305,456 3627 0.815 346,030 3641 0.816 a) What is your estimate of OGIP