Question 143987
1. $250/ 1 hour = $x/ 47 hours           250* 47= x= $11,750
2.X PCs infected/117 PCs=  7PCs infected/ 12 infected  117*7= x = 819
3.85,000 hits + 3500 * 18= 85000 + 63000= 148000 per second
X servers/ 148000 hits   1 server/ 11000
148000/11000= x = 13.45 so the administrator will need 14 new servers.