allery300 km দূৰত্বত থকা দুখন গাড়ীয়ে 70 km/h আৰু 80 km/h গতিত ইখনে সিখনৰ পিনে যাত্ৰা আৰম্ভ কৰে। গাড়ী দুখন কেতিয়া মিলিত হ'ব?
A2 hours
B2.5 hours
C3 hours
D1.5 hours
Answer & Solution
Correct answer: A. 2 hours
সিহঁতে 150 km/h হাৰত ব্যৱধান কমায়, গতিকে 300 / 150 = 2 hours।
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