The production history for a gas reservoir is shown in Table 1. Table 1. Production data for gas reservoir. Cumulative gas Reservoir Gas production, pressure compressibility Gp (Bscf) (psia) factor, Z 0.015 1946 0.813 0.123 1934 0.813 0.312 1913 0.814 0.652 1873 0.815 1.382 1793 0.819 2.21 1702 0.814 2.973 1617 0.828 3.355 1576 0.83 4.092 1490 0.835 4.447 1454 0.838 4.822 1413 0.841 Assume volumetric behavior (i.e., no water influx) and calculate the following: 1. Determine the initial volume of gas in place. (10 points) 2. Estimate the gas recovery factor at p/z of 700 psia. (10 points)