Question

1,680 kilobytes in 4 minutes how do i solve this

Answer 1

Rate = 1680kb/4min = 420kb/1min =
420kb/60s = 7 kb/s.

Answer 2

1 Minute per second

Answer 3

You have to do kilobites on the top and minutes on the bottom like this
Kilobites=1680
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Minutes= 4 and then you divide 1680 and 4 and that's your answer