A person covered some distance in 12 hours. He covered half the distance by rail @ 75 km per hour and the rest by car @ 45 km/hr. The total distance covered by him was?

• d/150+d/90=12
  8d=540
  d=675
• 12 years agoHelpfull: Yes(1) No(1)
• Let tot distance be x
  He travels half dis by train n car=x/2
  here dis is same:x/2
  t be time in rail 12-t be time in car
  75*t=45*(12-t)
• 11 years agoHelpfull: Yes(1) No(1)