alleryہال میں موجود ہر شخص کرکٹ یا ٹینس کو پسند کرتا ہے۔ کرکٹ کی طرح 70 فیصد اور ٹینس کی طرح 55 فیصد۔ دونوں کو کتنے فیصد پسند ہیں؟
A15
B20
C30
D25
Answer & Solution
Correct answer: D. 25
اوورلیپ 70 + 55 - 100 = 25 فیصد ہے، کیونکہ یونین پورا ہال ہے۔
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