allery72 طلباء میں سے، 40 گانے، 32 ڈانس اور 12 دونوں کرتے ہیں۔ دو میں سے کم از کم ایک میں کتنے لوگ حصہ لیتے ہیں؟
A64
B60
C58
D66
Answer & Solution
Correct answer: B. 60
یونین = 40 + 32 - 12 = 60 طلباء۔
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