How can we convert 4sec into hours

First, we convert seconds into minutes and then minutes into hours.

4 seconds = (4 ÷ 60) minutes (1 second = 1/60 minute)

= 0.066 minutes

= (0.066 ÷ 60) hours (1 minute = 1/60 hour)

= 0.0011 sec (approx)

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