[填空题]
Hannah buys a car for 249a0 z4f:pfrhbi30c/ jh 99ai*xt.i5lgu/el vd00. The value of the car depreciato yew9y64-zmy-9 hjnx3wm ax4es by 16 % each year. mzy3x9 eaj --ynm6w4wyx49oh
1.Find the value of the car after 10 years.
FV≈ .
Patrick buys a car for 12000. The car depreciates by a fixed amount each year, and after 6 years it is worth 6200.
2.Find the annual rate of depreciation of the car.
r≈ %