allery1000 m দৌৰ প্ৰতিযোগিতাত A-ই 10 m/s গতিত দৌৰি 100 m ব্যৱধানত জয়ী হয়। B কিমান দ্ৰুতিত দৌৰে?
A8.5 m/s
B9 m/s
C9.5 m/s
D8 m/s
Answer & Solution
Correct answer: B. 9 m/s
A-ৰ 100 s সময় লাগে; B-ই সেই সময়ত 900 m অতিক্ৰম কৰে, যিটো হ'ল 9 m/s।
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