A can do a piece of work in 20 days, which B can do in 12 days. In 9 days B does ¾ of the work. How many days will A take to finish the remaining work?

• remaining work = 1-3/4 = 1/4
  
  A can do full work in 20 days.
  he wil do 1/4 th of work in 20*1/4= 5 days.
• 12 years agoHelpfull: Yes(8) No(0)
• 5 days only.
  1/4 of the work is left.
  1/4*20 days+=5 days
• 12 years agoHelpfull: Yes(1) No(0)
• 1-3/4 rem work
  A 1 day work=1/20
  so ans=20*(1/4)=5 days
  
• 12 years agoHelpfull: Yes(0) No(0)
• A is doing 10 days
• 5 years agoHelpfull: Yes(0) No(0)