Question

(u) JU Muus
L. A can build up a wall in 8 days while B can break
it in 3 days. A has worked for 4 days and then I
joined to work with A for another 2 days only. In
how many days will A alone build up the remainin
"part of the wall?
(6) 6 days
(c) 7-days (d) 7 days
(@) 13.days​

Answer 1

Answer:

7days 8-3=5, 5+4=9, 9- 2= 7