A worked example
Six visits on a ₩600,000 pass
- Start with
- KRW · pass ₩600,000 · ticket ₩70,000 · no fee · 6 completed/4 planned
- Check the result
- ₩420,000 recovered/70% · 3 to break even · ₩100,000 saved at ten
Break-even is nine visits; savings after four future visits are still a forecast.