Mathematics: Agallon of gasoline cost $3.09 two years ago. now it costs $1.78. to the nearest percent, what has been the annual rate of decrease in cost?

Agallon of gasoline cost $3.09 two years ago. now

Ответ:

hungtistic

13.07.2020

Given that a gasoline was $3.09 two years ago and it goes for $1.78 now, the rate of decrease will be:
(Δ prices)/(time taken)
=(1.78-3.09)/2
=-1.31/2
=-.655 dollars per year.
the answer is -0.655 dollars per year

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Ответ:

bigg3826

02.05.2023

Mathematics

I'm sure the answer is 5hope this : )

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Agallon of gasoline cost $3.09 two years ago. now it costs $1.78. to the nearest percent, what has been the annual rate of decrease in cost?

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