allery100 మంది వ్యక్తులలో, 30 మంది కేవలం సమితి P లో, 25 మంది కేవలం సమితి Q లో మరియు 20 మంది రెండింటిలోనూ ఉన్నారు. రెండింటిలో దేనిలోనూ లేనివారు ఎంతమంది?
A45
B35
C25
D15
Answer & Solution
Correct answer: C. 25
వృత్తాల లోపల: 30 + 25 + 20 = 75, కాబట్టి 100 - 75 = 25 బయట ఉంటాయి.
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