alleryএকটি কাজের জন্য 60 ম্যান-আওয়ার প্রয়োজন। সমান কর্মদক্ষতাসম্পন্ন 6 জন কর্মী এটি শেষ করবেন
A6 ঘণ্টা
B12 ঘণ্টা
C15 ঘণ্টা
D10 ঘণ্টা
Answer & Solution
Correct answer: D. 10 ঘণ্টা
60 ম্যান-আওয়ার 6 জন কর্মীর মধ্যে ভাগ করলে প্রত্যেকের জন্য হয় 10 ঘণ্টা।
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