alleryP আৰু Q-য়ে একেলগে 6 দিনত এটা চালি নিৰ্মাণ কৰে। P-ৰ অকলে 10 দিন প্ৰয়োজন। Q-ৰ অকলে প্ৰয়োজন হ'ব
A18 দিন
B12 দিন
C15 দিন
D20 দিন
Answer & Solution
Correct answer: C. 15 দিন
Q-ৰ হাৰ হ'ল 1/6 - 1/10 = 4/60 = 1/15, গতিকে 15 days।
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