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Sergei wants to transfer his completed video project from his desktop to his laptop. The file size is 4 GB. What is the time difference between copying Sergei’s file using a cable at 5 Gbps and using his wi-fi network at 3.5 Gbps, correct to the nearest second?
Cable is 3 seconds faster.
Wi-fi is 6 seconds faster.
Cable is 3 seconds slower.
Wi-fi is 9 seconds slower.

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