From hours to minutes it is: 3.5*60 = 210 minutes
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There are 60 minutes in one hour. Therefore, to find the number of minutes in three and a half hours, you would multiply 60 by 3 to get 180 minutes for three hours, and then add half of 60 (30 minutes) to get a total of 210 minutes in three and a half hours.
three hours
1 1/2 hours
180 minutes is three hours long.
Three days and 21 minutes !
One and a half hours or 5,400 seconds
Three and a half days.
three minutes
1.5 hours is equal to one and a half hours or 90 minutes.
143 minutes, or almost 2 and a half hours
Nine and a half hours.
It takes anything from 3hours 20 mins to 4 hours from Gatwick Airport, London.