You have to know that there are 60 minutes in an hour.
"2 and one half hours" = 2.5 hours
(2.5 hours)*(60 minutes/hour) = 150 (hours*minutes/hour)
= 150 minutes
Note that you multiply & divide the units as if they were numbers. This is dimensional analysis.
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There are 60 minutes in one hour. 0.5 hours is the same as half an hour, so half of sixty minutes is 30 minutes.
One-hundred-and-fifty minutes is equivalent to two-and-a-half hours.
There are 60 minutes in one hour, so to find the number of minutes in 13 and a half hours, you would multiply 13 by 60 and add half of 60. This gives you 13 x 60 + 30 = 810 minutes in 13 and a half hours.
Four and one half hours in 270 minutes
Well, sweetheart, if you can't handle basic math, I'm not sure what to tell you. One and a half hours is the same as 90 minutes. So, there you have it, 90 minutes in one and a half hours. Math doesn't have to be rocket science, darling.
30 minutes
One and one half of an hour equal 90 minutes.
One day and half, is equivalent to 36 hours or 2160 minutes.
One day and half, is equivalent to 36 hours or 2160 minutes.
There are 60 minutes in one hour. 0.5 hours is the same as half an hour, so half of sixty minutes is 30 minutes.
One-hundred-and-fifty minutes is equivalent to two-and-a-half hours.
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
There are 60 minutes in one hour, so to find the number of minutes in 13 and a half hours, you would multiply 13 by 60 and add half of 60. This gives you 13 x 60 + 30 = 810 minutes in 13 and a half hours.
One day and half, is equivalent to 36 hours or 2160 minutes.
One and a half hours (1 hour 30 minutes)
Four and one half hours in 270 minutes
There are 24 hours in a day, so one and a half days would be 36 hours. Since there are 60 minutes in an hour, you would multiply 36 hours by 60 minutes to get a total of 2,160 minutes in one and a half days.