Rate the problem
  • Wow (0)
  • Helpful (0)
  • Hard (0)
  • Spam (0)
dineshAptitude
A boat goes to 40 km upstream in 8 hours and down stream in 5 hours . What is the speed of boat in still water? a) 6 km/hr b) 5 km/hr c) 6.5 km/hr d) 7.5 km/hr