15 year old stats (half) I usually do two excersies, 4 sets each. Ex. Warmup 3 sets of standing barbell curls. Standing bb curls 4x12, incline dumbbell curl 4x12 Bench 1RM - 240lb Curls - 35 for 10 Squat - 255 for 12 Deadlift (estimate) - 360 for 1.