A. 50
B. 75
C. 60
D. 45
Farjan and Kashif can complete a task in 30 days. Farjan leaves after 20 days and Kashif alone completes it in another 25 days. How many days does Farjan alone take to complete the entire task?
A. 50
B. 75
C. 60
D. 45
A. 50
B. 75
C. 60
D. 45