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countonme123 Group Title

Two boys on bicycles start from the same place and ride in opposite directions. One rides twice as fast as the other one. In 3 hours, they are 27 kilometers apart. What is the rate of speed for each boy?

  • 2 years ago
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  1. countonme123 Group Title
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    help me out guys/girls. :)

    • 2 years ago
  2. ganeshie8 Group Title
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    27 = 3(x+2x) solve for x

    • 2 years ago
  3. countonme123 Group Title
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    3?

    • 2 years ago
  4. ganeshie8 Group Title
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    yeah so x is first boy speed in the equation. can u figure out second boys speed ?

    • 2 years ago
  5. countonme123 Group Title
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    yes i see twice as much so (2)3 = 6

    • 2 years ago
  6. countonme123 Group Title
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    please view my next question as well

    • 2 years ago
  7. countonme123 Group Title
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    it is similar but i dont think its the same steps thank you

    • 2 years ago
  8. ganeshie8 Group Title
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    ok.. but did you get why we added the speeds in above case ?

    • 2 years ago
  9. countonme123 Group Title
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    yes because that was the total distance apart

    • 2 years ago
  10. ganeshie8 Group Title
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    cool.. post the next Q :)

    • 2 years ago
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