EM-2919
Union and intersection
E Math · Secondary 4 · Medium · Union and intersection
In a school survey, 40 students chose football, 25 chose basketball and 15 chose both sports. How many students chose at least one of the two sports?
Use the idea of union of two sets.
Use the idea of union of two sets.
- 40
- 50
- 65
- 80
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