1 hour = 60 minutes = 3600 seconds = 1/24 day
Divide every number above by 2 to get 1/2 hour and its equivalent numbers.
1/2 hour = 30 minutes = 1800 seconds = 1/12 day
One-half hour is equal to 30 min.
One hour is equal to 60 min and half of that is 30. Hope this helps
