Please look at values, they are different from others posted here already.

A- For Machine A, what is the average CPI?

B- For Machine B, what is the average CPI?

C- What is the execution time for each machine and which is faster?

2 - Consider two machines with two different instruction sets. Machine A has a 4 GHz clock and machine B has a 2 GHz clock. The following measurements are recorded upon execution of a program. Machine A Arithmetic 8 Instruction Class Load/Store 3 Branch 7 Instruction Count (millions) CPI 5 9 1 Machine B Arithmetic Instruction Class Load/Store 6 Branch 5 2 Instruction Count (millions) CPI 3 8 8 1