Mathematics · Set Theory and Venn Diagrams
In a competitive examination, 80% candidates passed in section A and 77% passed in section B, while 18% failed in both the sections. If 1425 students passed in both the sections, find the total number of candidates who appeared in the competitive examination.
- 11900✓
- 21700
- 31800
- 42000
Correct answer
1900
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