[GuiYoM]

About Maximal Voluntary Contractions there's two methods

Using a 5rm of 200lbs on bench:
set 1: 5 reps
set 2: 5 reps (and a missing testicle)
set 3: 4 reps
set 4: 3 reps
set 5: 2 reps


And ;

Use your 7/8 rm of 175lbs on bench:
set 1: 5 reps (easy)
set 2: 5 reps (easy)
set 3: 5 reps (pretty solid)
set 4: 5 reps (getting there)
set 5: 5 reps (almost failure. very close

Screw training to failure for the vast majority. Since we didn't overtax the nervous system, we can come back and play more often. Result: You're bigger and stronger.