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A certain forest covers an area of 1800 km2 . Suppose that each year this area decreases by 6.75% . What will the area be after 12 years?
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A certain forest covers an area of 1800 km2 . Suppose that each year this area decreases by 6.75% . What will the area be after 12 years?

User Sach K
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If the forest decreases by 6.75% each year, that leaves 100-6.75, or 93.25% left from the previous year. So, after 12 years you have:
.9325^12, or 43.23% of the forest left. 1800 x .04323 , or 778 km² of the forest left after 12 years
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User Joe Gregorio
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