Q:

A can built a wall in 8 days while B can destroy the same wall in 3 days. A start the work and worked for 6 days, during the last 2 days of which B also joins him. In how many days A can finish the remaining work alone?

• 1
  5 days
• 2
  8 days
• 3
  6 days
• 4
  None of these