alleryদুটি 3 m প্রশস্ত রাস্তা একটি 60 × 40 m প্লটের পাশের সমান্তরালে মধ্যবর্তীভাবে অতিক্রম করে; পাকা করার খরচ ₹20/m²?
A₹6180
B₹6000
C₹5640
D₹5820
Answer & Solution
Correct answer: D. ₹5820
রাস্তাগুলি 60 × 3 + 40 × 3 − 3 × 3 = 291 m², খরচ 291 × 20 = ₹5820।
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