alleryDev Esha-তকৈ 50% অধিক দক্ষ, যিয়ে অকলে 30 দিনত এটা কাম সম্পূৰ্ণ কৰে। Dev-ৰ অকলে প্ৰয়োজন হ'ব
A15 দিন
B45 দিন
C25 দিন
D20 দিন
Answer & Solution
Correct answer: D. 20 দিন
Dev-ৰ হাৰ প্ৰতিদিনে 1.5 x 1/30 = 1/20, গতিকে তেওঁক 20 days প্ৰয়োজন।
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