Answers

Person A can do a piece of work in 30 days and Person B alone can do it in 20 days. They work together for 4 days and then Person B leaves the job. In how many days will Person A finish the remaining work ?

(A) $2/3$

(B) $2/5$

(C) $1/12$

(D) $1/3$
 Answers: 0
  No recent comment
 Views: 120