In general, I'd recommend cardio 3-5 times per week for 30 minutes or so, and a full body strength program 2-3 days per week. As long as you're doing workouts that are challenging and enjoyable, that's what matters most.
Hope that helps,
"You may have a fresh start any moment you choose, for this thing that we call "failure" is not the falling down but the staying down." Mary Pickford