Legs, Abs , Chest

warmup: 7min stairs
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Squats /  sit ups / push ups
1. 10 / 20 / 15
2. 10 / 20 / 15
3. 10 / 20 / 15
4. 8 / 25 / 12
5. 8 / 25 / 12
6. 8 / 25 / 12
7. 6 / 30 / 10
8. 6 / 30 / 10
9. 6 / 30 / 10
10. 4 / 15 / 50