PERIOD

     START

          FINISH

1st period

        8:00

  8:50

2nd period

        8:55

9:45

3rd period

        9:50

10:45

4th period

      10:50

11:40

5th period

      11:45

12:35

Lunch

      12:35

1:10

6th Period

        1:15

2:05

7th Period

        2:10

3:00