Question

A can build up a wall in 8 days and B can break it in just 3 days. A has worked for 4 days and then B
joined to work with A for another 2 days. How many days will A take to build up the remaining part of
the wall?
9
6
O 12
None of these​

Answer 1

Answer:

6 answer

Step-by-step explanation:

but not sure i hope it's correct