Question

days. If they work lye 10
to finish the remaining work ?
S. A can do a piece of work in 20 days and B can do the same piece of work in 30
days. They work together for a few days and then B goes away. If A finishes the
remaining work in 4 days, how long do they work together?​

Answer 1

Answer:

30 days and B complete the same work in 20 days