Question: A program of 2x10^9 instructions has 40% arithmetic instructions. A new arithmetic unit used in the new CPU architecture is 15% faster. Using Amdahl's Law,

A program of 2x10^9 instructions has 40% arithmetic instructions. A new arithmetic unit used in the new CPU architecture is 15% faster. Using Amdahl's Law, what is the speed up of the new machine?

Speedup = Performance after modification / Performance before modification = _________

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