alleryA 10 دنوں میں اور B 15 دنوں میں کام کرتا ہے۔ 3 دنوں تک ایک ساتھ کام کرنے کے بعد، حصہ باقی رہ گیا ہے۔
A1/3
B1/2
C1/4
D2/3
Answer & Solution
Correct answer: B. 1/2
وہ مل کر 1/6 فی دن کرتے ہیں، لہذا 3 دن 1/2 مکمل کرتے ہیں اور 1/2 باقی ہیں۔
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