A. In 30 mins:
Split Jerks from the Rack
Build to 60%, then
5 x 1 @ 60%, 3 x 1 @ 70%, 1 @ 80%, 1 @ 85%, 1 @ 90%
B.
Double-under Practice
Choose from one of the following, within a 5 min time cap, all reps must be unbroken:
3 x 70, 4 x 60, 4 x 50, 5 x 40, 5 x 30, 6 x 25, 6 x 20, 7 x 10