Anil can do a work in 15 days while Sunil can do it in 25 days. How long will they take if both work together?
Choose one.
A) 9 3/7 days  B) 9 7/8 days  C) 9 3/8 days  D) 4 3/8 days  E) 9 6/8 days
1/15 + 1/25 = 8/75   75/8 = 9 3/8 days   Answer: 9 3/8 days
<result>C</result>
Anil can do a work in 15 days while Sunil can do it in 25 days. How long will they take if both work together?