A can do a piece of work in 12 days and B alone can do it in 16 days.

1.	A can do a piece of work in 12 days and B alone can do it in 16 days. They worked together on it for 3 days and then A left.
Answer» Answer: B will take 9 days to FINISH the remaining work Step-by-step EXPLANATION: A can do PART of work in 1 day = B can do part of work in 1 day = (A+B)'s 1 day work = (A+B)'s 3 days work = Remaining work = B can do 1 work in days = 16 B can do work in days = Hence B will take 9 days to finish the remaining work pls mark as brainlist

A can do a piece of work in 12 days and B alone can do it in 16 days. They worked together on it for 3 days and then A left.

Answer»

Answer:

B will take 9 days to FINISH the remaining work

Step-by-step EXPLANATION:

A can do PART of work in 1 day =

B can do part of work in 1 day =

(A+B)'s 1 day work =

(A+B)'s 3 days work =

Remaining work =

B can do 1 work in days = 16

B can do work in days =

Hence B will take 9 days to finish the remaining work

pls mark as brainlist