Question: Suppose a program runs in 3 0 seconds on 2 processors and in 1 5 seconds on 4 processors what is the perfect or linear

Suppose a program runs in 30 seconds on 2 processors and in 15 seconds on 4 processors what is the perfect or linear speedup value?
2.0
0.5
Can not be determined
1.0
Suppose a program runs in 30 seconds on 2 processors and

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