if a boat travels to distance in 10Hr and returns in 15Hr find the ratio of Velocity to travel and return

• 5:1,,,,,,,
  In-stream direction a+b and in opposite direction a-b and distance is same so a+b/a-b=15/10 i.e a/b=15+10/15-10 i.e 5:1
• 1 year agoHelpfull: Yes(1) No(0)