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rachelblanchette
rachelblanchette rachelblanchette
  • 06-10-2016
  • Mathematics
Answered

A train needs 4 hours to go from the first station to the second. If the third station is 120 miles away and the total travel time must be no more than 7 hours, write an inequality that would let you find the slowest average speed, v, the train could have.

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mrinconj
mrinconj mrinconj
  • 07-10-2016

Divide 120miles between 7 and then between 4 and will get the extremes of the equation. 17.14 <120/x <30

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