alleryএজন হাইকাৰে ঘণ্টাত 4 কিলোমিটাৰ বেগত 12 কিলোমিটাৰ খোজ কাঢ়ে আৰু 1 ঘণ্টা জিৰণি লয়। জিৰণিকে ধৰি গড় গতি?
A4 km/h
B3 km/h
C2 km/h
D5 km/h
Answer & Solution
Correct answer: B. 3 km/h
খোজ কাঢ়িবলৈ 12 ÷ 4 = 3 ঘণ্টা সময় লাগে, গতিকে বাকীবোৰ অন্তৰ্ভুক্ত কৰিলে গড় গতি 12 ÷ 4 = 3 কিলোমিটাৰ/h।
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