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Last visit was: 15 Jul 2025, 06:47 |
It is currently 15 Jul 2025, 06:47 |
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Difficulty:
Question Stats:
80% (00:50) correctHistory
Men | Women | Total | |
---|---|---|---|
Non-Smokers | 20 | 50 | 70 |
Smokers | 20 | 10 | 30 |
Total | 40 | 60 | 100 |