Ramesh can finish a work in 15 days and Sushil in 25 days. They both work together for 5 days and then Sushil goes away. In how many days will Ramesh complete the remaining work?	Choose the correct choice from the following answers
A) 4 days B) 7 days C) 6 days D) 9 days E) 5 days
(5 + x)/15 + 5/25 = 1 =&gt; x =7 days   ANSWER:7 days
<result>B</result>
Ramesh can finish a work in 15 days and Sushil in 25 days. They both work together for 5 days and then Sushil goes away. In how many days will Ramesh complete the remaining work?