Task: Question Answering
Input (English): Problem: 5 people can write 25 book in 20 days working 8 hour a day. then in how many day 125 can be written by 75 people ?
Options: a. 25 / 3, b. 19 / 3, c. 20 / 3, d. 25 / 3, e. 22 / 3
Output (English): c