allery4 জন লোকের 15 দিনের কাজ কত ম্যান-ডে-এর সমান?
A45
B50
C75
D60
Answer & Solution
Correct answer: D. 60
ম্যান-ডে হলো লোকসংখ্যা গুণ দিন, সুতরাং 4 x 15 = 60।
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