alleryএকটি কিউবয়েডাল ট্যাঙ্ক 180 m³ ধারণ করে এবং একটি 10 m বাই 6 m বেস থাকে; এর গভীরতা?
A6 m
B18 m
C3 m
D9 m
Answer & Solution
Correct answer: C. 3 m
গভীরতা হল 180 ÷ (10 × 6) = 3 m।
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