Question

A computer downloads a 48 kilobyte file in 5 seconds. At this rate, how long will it take the computer to download a file that is 120 kilobytes?​

Answer 1

12,5

Explanation:

First, you need to find how many kilobytes do you download every seconds.

You simply divide 48 kilobyte / 5 seconds and you get 9,6 kB/s.

Now you know that your download speed is this you can find the amount of time needed for downloading 120 kilobytes.

You simply divide
`(120 kilobytes)/(9,6 kilobytes/s) = 12.5 s`.

12,5 seconds.

Answer 2

The answer is 12.5 seconds.

48/5 = 120/x
x = 2.5
2.5 * 5 = 12.5