Wod

for time:
2 rounds of:
25 Box jump,
25 Pull-ups
(2 min rest)
25 Box jump,
20 Pull-ups
(2 min rest)
25 Box jump,
15 Pull-ups
(2 min rest)

Notes:
1. Complete the pull-ups in as few sets as possible.
2. Compare the time for the first three couplets to the second three