alleryকাজে একজন পুরুষ দুজন মহিলার সমান। ছয়জন পুরুষ একটি কাজ 10 দিনে শেষ করেন। আটজন মহিলার প্রয়োজন
A20 দিন
B18 দিন
C12 দিন
D15 দিন
Answer & Solution
Correct answer: D. 15 দিন
ছয়জন পুরুষ 12 জন মহিলার সমান, তাই কাজটি হলো 120 woman-days, এবং 8 জন মহিলার 15 দিন প্রয়োজন।
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