a forest covers an area of 1900 km^2 each year this area decreases by 6.5% what will the area be in 7 years

Question

a forest covers an area of 1900 km^2 each year this area decreases by 6.5% what will the area be in 7 years

Answer 1

100% - 6.5% = 93.5% or 0.935

Reducing by 6.5% is the same as multiplying by 93.5%.

x = 1900(0.935)⁷

x ≈ 1187 square km after 7 years