> How many hours are from 2pm to 9pm with a 30 minute break?

How many hours are from 2pm to 9pm with a 30 minute break?

Posted at: 2014-06-09 
It's seven hours from 2 pm to 9 pm. So seven hours minus half an hour is six and a half hours.
2 till 9 would be 7 hours minus 30 minute break=6:30