aspencer603 aspencer603

20-02-2021
Mathematics

contestada

A certain forest covers an area of 4000km^2. Suppose that each year this area decreases by 3.5%. What will the area be after 9 years?

Respuesta :

sssalamry33 sssalamry33

20-02-2021

Simply will say
4000(3.5%) = 140 km^2
So each year will decrease by 140km^2
To find till 9th years it will be
4000-(140*9)=2740 km^2
Area after 9 years is 2740 km^2

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