Pressed For Time Lower Body Workout

30 minutes or less

A) All 3 exercises back to back (no rest, 3 full rounds)
1) 15 leg extensions
2) 15 leg curls
3) 15 reps of leg press

B) All 3 exercises back to back (no rest, 4 full rounds)
1) 15 seated to standing calf raises
2) 12 Barbell squats
3) Walking lunges 20 feet down and back no weigh