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Need help with physics accelerated motion problem??? :( Please help!?

  • Need help with physics accelerated motion problem??? :( Please help!? Need help with understanding and solving this problem please :/ : 1. You have 6.0 hours to travel a distance of 140 km by bicycle. a. How long will it take you to travel the first half at an average speed of 21 km/h? b. In the second half of the ride, you need to increase your average speed to make up for lost time. If you maintain an average speed of 25 km/h, will you be able to reach your destination on time? c. Show your calculations for the average speed you need to maintain in the second half of the bike ride to make up for lost time. d. Draw a position-time graph for the bicycle trip. Show your position at 20-minute intervals. Thank you so much if u can help me with this prob :)

  • Answer:

    I travel at around 28 km per hour on my road bike and to go 140 km it takes me around 5 hours this is the bike i have http://www.2wheelbikes.com/se-draft-10-dirty-gold-road-bike.html

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I travel at around 28 km per hour on my road bike and to go 140 km it takes me around 5 hours this is the bike i have http://www.2wheelbikes.com/se-draft-10-dirty-gold-road-bike.html

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