redhead7 redhead7

26-06-2017
Mathematics

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HELP ME WITH THESE 3 PROBLEMS !!!!! PLEASE HELP !!!! 20 POINTS !!!!

HELP ME WITH THESE 3 PROBLEMS PLEASE HELP 20 POINTS class=

Respuesta :

AJGreen AJGreen

26-06-2017

1) 24 / 18 = 1.33 and 28 / 21 = 1.33
so the exchange rate must be 1.33

2)1080 - 720 = 360
360 / 12 = 30

so the change is $30 per year

3) The slope would be a straight line and the y- intercept would be +30

Hope this helps! :)

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