Question: how many reps and sets for full body workout?
Answer: Train your entire body every other day.
Keep the reps between 6 to 10. If you get 10 reps on all sets, increase the weight.
Perform at least 6 sets per body part for optimal growth. ... 
Establish a mini push/pull setup within the workout. ... 
Do 6 sets each for a total of 42 sets.