alleryপাইপে এটা টেংক 12 আৰু 18 minutes-ত ভৰ্তি কৰে। দুয়োটা 6 minutes চলে। ভৰ্তি হোৱা অংশটো হ'ল
A5/6
B1/2
C3/4
D2/3
Answer & Solution
Correct answer: A. 5/6
একত্ৰিত হাৰ হ'ল 1/12 + 1/18 = 5/36, আৰু 6 minutes-এ 30/36 = 5/6 দিয়ে।
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