alleryवीस माणसे 18 दिवसांत एक रस्ता पक्का करू शकतात. तो 12 दिवसांत पूर्ण करण्यासाठी लागणाऱ्या माणसांची संख्या आहे
A24
B36
C27
D30
Answer & Solution
Correct answer: D. 30
रस्त्यासाठी 20 x 18 = 360 मनुष्य-दिवस लागतात, आणि 360/12 = 30 माणसे.
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