Mathematics · Set Theory and Venn Diagrams
In a district, every second teacher who teaches chemistry also teaches physics, and every third teacher who teaches physics also teaches chemistry. What is the ratio of teachers who only teach chemistry to those who only teach physics?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13 : 2
- 21 : 2✓
- 32 : 3
- 42 : 1
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1 : 2
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