alleryA আৰু B ৰ গতিবেগ 3 : 4। একেটা পথতে B ক 2 hours কম সময় লাগে। A ক লাগে
A6.5 hours
B7 hours
C8 hours
D6 hours
Answer & Solution
Correct answer: C. 8 hours
সময়ৰ অনুপাত হৈছে 4 : 3, গতিকে এক অংশ হৈছে 2 hours আৰু A ক লাগে 4 x 2 = 8 hours।
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