Question

A can do a work in 20 days. B can do the same work in 12 days.After A had done work for some days ,A was replaced by B.If the work was done within 14 days then find out for how many days did A work?​

Answer 1

Answer:

a can do a work in 6 days because a is replaced by b so b done work in 14 days

b is replaced by a so a is replaced by b

as b done work 8 days late as compare to a .So a can do a work in 6 days