A can do a work in 12 days; B in 6 days and C in 3 days. A and B start working together and after a day, C joins them. The total number of days required to complete the work is

  • 1 1/7 days
  • 2 1/7 days
  • 1 2/7 days
  • 2 2/7 days
A can do a work in 12 days; B in 6 days and C in 3 days. A and B start working together and after a
Home Ask Questions Study Current Affairs Previous Papers Kerala PSCIBPSUPSCRBITNPSCMPSCSSCCBSEUnited StatesModel Tests News More Answers Coaching Centres Careers Downloads Colleges