To convert hours to minutes, you multiply by 60 because there are 60 minutes in an hour. Therefore, 90 hours is equal to 90 x 60 = 5,400 minutes.
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90 min are in a hour and a half90since an hour is 60 minutes and a half hour is half that (30) you just do a simple addition for your answer60+30=90 minutesThe number of mintues in a half hour are 30 minutes because a full hour is 60 minutes and if you divide it in to 2's u get 30 min!
90 minutes
60 seconds an 1 minute 60 minutes in 1 hour 30 minutes in half an hour 90 minutes in one and a half hours. So 90 minutes * 60 seconds = 5400 seconds
90 Minutes or 1 Hour 30 Minutes
There are 60 seconds in one minute. Therefore, 5400 seconds is equal to 5400 / 60 = 90 minutes.