Tourist office open from 8.30 to 5.30 one of the staff members goes for lunch 11.30 12.30 and other 1.30. How long is tourist each day?

The tourist office is open for a total of 9 hours each day (5.30 - 8.30 = 9). However, there is a 1 hour lunch break, which means that the office is only open for 8 hours each day.