1800 seconds.
There are 30 minutes in half an hour and 60 seconds in each minute.
30 * 60 = 1800
60 minutes in one hour.
30 minutes in half an hour.
There are two half hours in an hour. As an hour is 1, while a half hour is 0.5. 0.5 multiplied by 2 will equal to 1.
1,800 seconds.
Two quarters make up one half
67
8 and 3/4, or 35/4.
135
30 minutes are in half an hour.
There are 5400 seconds in an hour and a half.
no days just half an hour
Ninety minutes are in an hour and a half
30 minutes equal half an hour.
There are 5,400 seconds in an hour and a half.
There are 60 minutes in an hour therefore the number of minutes in half an hour is 60x0.5=30.
30 minutes = half an hour, because 60 minutes are one hour.