Total Work = Men * Days = 10 * 12 = 120 man-days. Men required for 8 days = 120 / 8 = 15 men.
कुल कार्य = पुरुष * दिन = 10 * 12 = 120 व्यक्ति-दिन। 8 दिनों के लिए आवश्यक पुरुष = 120 / 8 = 15 पुरुष।