29. Five mark exercise problems VII

\(4\) Indians and \(4\) Chinese can do a piece of work in \(3\) days. While \(2\) Indians and \(5\) Chinese can finish it in \(4\) days. How long would it take for \(1\) Indian to do it? How long would it take for \(1\) Chinese to do it?

 

Answer:

 

Time taken by \(1\) Indian is  days and time taken by \(1\) Chinese is  days.