WOD Workout

As many reps as possible in 20 mins of:
50 Double Unders
6 Wall Balls, 9/6 kg,
3 Burpee-to-Targets
50 Double Unders
12 Wall Balls, 9/6 kg,
6 Burpee-to-Targets
50 Double Unders
18 Wall Balls, 9/6 kg,
9 Burpee-to-Targets
...

Continue adding 6 Wall Balls and 3 Burpee-to-Targets until time expires.