alleryدو کلبوں میں ایک ساتھ 50 ممبر ہیں۔ کلب A میں 32 ہے، کلب B میں 28 ہے۔ دونوں میں کتنے ہیں؟
A8
B12
C10
D18
Answer & Solution
Correct answer: C. 10
اوورلیپ 32 + 28 - 50 = 10 ہے، اراکین کی دو بار گنتی کی گئی۔
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