The execution times for three systems running five benchmarks are shown in the following table. Compare the relative performance of each of these systems (i.e., A to B, B to C, and A to C) using the arithmetic and geometric means. Are there any surprises? Explain.

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Program V W X y N System A Execution Time 150 200 250 400 1000 System B Execution Time 200 250 175 800 1200 Description System C Execution Time 75 150 200 500 1100