In 16 days, A can build railway track between two given stations, whereas B can accomplish the same in 12 days. They completed the task in in four days with the aid of C. Then C alone can do the task in:
A. 9 1/5days
B. 9 2/5days
C. 9 3/5days
D. 10
Answer:C
In 16 days, A can build railway track between two given stations, whereas B can accomplish the same in 12 days. They completed the task in in four days with the aid of C. Then C alone can do the task in:
A. 9 1/5days B. 9 2/5days C. 9 3/5days D. 10