Answer:
Dud there are directions go to the mission Page
8/1600 as a percentage is 0.5%
Y = -0.1x+1
0.5 = <span>-0.1x+1
-0.5 = -0.1x
x = 5
It takes 5 seconds for the download to be 50% complete.
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Rate of change = 5
Im positive this is the correct answer