alleryدن میں 8 گھنٹے کام کرنے والے دس آدمی 18 دنوں میں دیوار بناتے ہیں۔ 6 پر بارہ آدمی روزانہ کی ضرورت ہے۔
A18 دن
B24 دن
C15 دن
D20 دن
Answer & Solution
Correct answer: D. 20 دن
دیوار 10 x 8 x 18 = 1440 آدمی گھنٹے ہے، اور 12 x 6 = 72 فی دن 20 دن دیتا ہے۔
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