alleryدو 3 m چوڑی سڑکیں ایک 60 × 40 m پلاٹ کے اطراف کے متوازی درمیان سے گزرتی ہیں۔ ہموار کرنے کی لاگت ₹20/m²؟
A₹6180
B₹6000
C₹5640
D₹5820
Answer & Solution
Correct answer: D. ₹5820
سڑکیں 60 × 3 + 40 × 3 − 3 × 3 = 291 m²، لاگت 291 × 20 = ₹5820 کا احاطہ کرتی ہیں۔
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