alleryबारा पुरुष एक काम 20 दिवसांत पूर्ण करू शकतात. 5 दिवसांनंतर, 6 पुरुष सोडून जातात. उर्वरित कामासाठी लागतील:
A40 दिवस
B25 दिवस
C30 दिवस
D20 दिवस
Answer & Solution
Correct answer: C. 30 दिवस
शिल्लक काम 12 x 15 = 180 पुरुष-दिवस आहे, आणि 6 पुरुषांना 180/6 = 30 दिवस लागतात.
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