alleryআঠটা একেধৰণৰ টেপে 15 মিনিটত এটা টেংকি ভৰাই দিয়ে। এনে পাঁচটা টেপত কিমান সময় লাগিব?
A18 মিনিট
B24 মিনিট
C20 মিনিট
D25 মিনিট
Answer & Solution
Correct answer: B. 24 মিনিট
একেটা টেংকৰ বাবে টেপৰ × সময় স্থিৰ: 8 × 15 ÷ 5 = 24 মিনিট।
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