alleryএকটি 2 km বৃত্তাকার পথে একজন সাইকেল আরোহী স্থির গতিতে 8 km/h বেগে সাইকেল চালান। একটি পাক দিতে কত সময় লাগে?
A15 মিনিট
B12 মিনিট
C20 মিনিট
D18 মিনিট
Answer & Solution
Correct answer: A. 15 মিনিট
2 / 8 = 0.25 ঘণ্টা, যা হল 15 মিনিট।
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