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R5aBbren2oela R5aBbren2oela
  • 05-10-2016
  • Mathematics
Answered

You dive 21 feet from the surface of a lake in 7 seconds .

a.what is the mean change .

b.you continue diving what is your position relative to the surface after 5 more seconds

Verified Answer :

Anonymous Anonymous
  • 18-10-2016

Unit rate: 21feet / 7seconds = 3 feet per second.

3 feet per second * 5 seconds = 15 feet
21 feet + 15 feet =36 feet

You are 36 feet from the surface.

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