alleryএজন শ্ৰমিকে এটা কামৰ 3/4 অংশ 15 দিনত শেষ কৰে। বাকী থকা অংশ সম্পূৰ্ণ কৰিবলৈ তেওঁক প্ৰয়োজন হ'ব
A8 দিন
B6 দিন
C5 দিন
D4 দিন
Answer & Solution
Correct answer: C. 5 দিন
15 days-ত 3/4 অংশ কৰিলে প্ৰতি এক-চতুৰ্থাংশৰ বাবে 5 days লাগে, গতিকে শেষৰ এক-চতুৰ্থাংশৰ বাবে 5 days প্ৰয়োজন।
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