Q. A car is journied a certain distance in 7 hrs in forward journey in the return journey increased speed 12km/hr takes the times 5 hrs. what is the distance

• 210 kms
• 14 years agoHelpfull: Yes(1) No(1)
• Distance is 210 km
  
• 14 years agoHelpfull: Yes(1) No(1)
• as the distances for both the cases is same..
  equating distances...
  7x=(x+12)*5
  x=30
  
  distance =210 km
• 14 years agoHelpfull: Yes(1) No(1)
• 60 km
• 14 years agoHelpfull: Yes(0) No(2)
• Distances are equql;
  so, Let speed of forward journey is 'x';
  X*7====(X+12)*5;
  BY SOLVING WE GET X=30; THAT IS SPEED OF FORWARD JOURNEY WE NEED DISTANCE SO, 30*7===210 KILOMETERS........
• 10 years agoHelpfull: Yes(0) No(0)