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Math problem: Evaluate the function to answer the question.
The time t in seconds it takes to download a file from a server is a function of the size s, in gigabytes, of the file and is given by
t = f(s) = 0.4s.
(a)
Find the ordered pair to complete the following table.
s t (s, t)
20 8 (20, 8)
40 16 (40, 16)
60 (answer) (Answer)
80 32 (80, 32)
100 40 (100, 40)
(b)
Write a sentence that explains the meaning of the ordered pair
(80, 32)
in the context of this problem.
It takes seconds to download a(n) gigabyte file.
(c)
Graph the function for s between 20 gigabytes and 100 gigabytes.