allery200 خاندانوں کے گاؤں میں 120 کے پاس گائے، 90 کے پاس بکریاں اور 30 کے پاس دونوں ہیں۔ کتنے خاندانوں کے پاس نہ گائے ہے نہ بکری؟
A20
B10
C30
D40
Answer & Solution
Correct answer: A. 20
کم از کم ایک جانور رکھنے والے = 120 + 90 - 30 = 180۔ اس لیے نہ گائے نہ بکری رکھنے والے = 200 - 180 = 20۔
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