Replace the two-stage system of Problem 10.21 with an ideal single-stage system that produces the same cooling

Question:

Replace the two-stage system of Problem 10.21 with an ideal single-stage system that produces the same cooling load. Determine the nunutium cycle temperature, the mass flow rate of the R134a. the compressor horsepower. and the COP. Compare with the results of Problem 10.21 and state your observations.