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4 minutes/1 hour = 4 minutes/60 minutes = 1/15
15 minutes is a whole (1/1) of 15 minutes.
It is 1/4 hour or
1/96 day or
1/672 week.
15 minutes is a whole of 15 minutes.
It is all of 15 minutes (100%), 1/4 of an hour (25%), 3/4 of 20 minutes (75%), 1/2 of 30 minutes (50%), 1/96 of a day (1.04167%).
60 minutes = 1 hour so 135 minutes = 2 hours and 15 minutes.60 minutes = 1 hour so 135 minutes = 2 hours and 15 minutes.60 minutes = 1 hour so 135 minutes = 2 hours and 15 minutes.60 minutes = 1 hour so 135 minutes = 2 hours and 15 minutes.
1 hour 15 minutes is 4,500 seconds.