A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

LeAnn01Xxx

  • one year ago

It took John 12 hours riding his bike to make the round trip to his uncle's. If he averaged 20 mph out and 30 mph back, how long did he travel each way? (Round answer to nearest tenth.)

  • This Question is Closed
  1. Hayleymeyer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Hmmmm

  2. Hayleymeyer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Let d = dist traveled one way Write a time equation; time = dist/speed d%2F20 + d%2F30 = 12 multiply eq by 60, results 3d + 2d = 60(12) 5d = 720 d = 720%2F5 = 144 mi one way : Find the time at each speed 144%2F20 = 7.2 hrs at 20 mph 144%2F30 = 4.8 hrs at 30 mph

  3. Hayleymeyer
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Does that make since at all? >_<

  4. LeAnn01Xxx
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    A little but not really :/

  5. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.