One Rep Max for 100 kg × 12 reps
One Rep Max Calculator
What is the one rep max for 100 kg × 12 reps?
Answer
Lifting 100 kg for 12 reps gives an estimated one rep max of
140 kg
Epley formula · an estimate from a set taken close to failure; accuracy depends on the exercise and the person and drops as reps grow
At 12 reps the formulas drift apart — the others give 128.2–144.4 kg: treat 140 kg as a rough guide.
100 × (1 + 12 ÷ 30) = 140 kg
| % of 1RM | Working Weight |
|---|---|
| 95% | 133 kg |
| 90% | 126 kg |
| 85% | 119 kg |
| 80% | 112 kg |
| 75% | 105 kg |
| 71.4% | 100 kg — this set |
| 70% | 98 kg |
| 65% | 91 kg |
| 60% | 84 kg |
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