You did some calculation error, the requirement for rangers is 5 min/km or a 50 ... | Hacker News

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		jeltz on Sept 19, 2022 \| parent \| context \| favorite \| on: Aleksandr Sorokin smashes 24-hour world record wit... You did some calculation error, the requirement for rangers is 5 min/km or a 50 minute 10k (compared to your 70 minute one). Not that hard to do but requires one to be in decent shape.

sirsinsalot on Sept 19, 2022 [–]

My mental arithmetic is shocking. Maybe more shocking than my cardio.

5min/km is quick.

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