Treadmill "Quickie" Workout

Here's a quick calorie torching workout.
5 minute warm up:
Treadmill incline 1%, 3.5 -4.0 mph

Then repeat the following circuits 3 times for a 30 minute workout.
    1.       Hill walking:
              Treadmill incline 10%, 3.0 mph for 3 minutes
    Jump off treadmill.
    2.     Jump/Skip rope:
             2 minutes.

No treadmill?  No excuses, try jogging in place for the hill walking for 3 minutes and jump rope for 2 minutes.