Warm up: see board
Each minute on the minute for up to 30 minutes complete:
5 pull ups
10 push ups
Go for as long as you can. Best score is whoever makes it closest to 30. Post rounds to comments. Scaling option: type of pull ups, push ups.
If you finish and you stopped at a low minute mark, take a few minutes rest, then pick a lift that you feel you need work on and practice it for the remainder of the class.