One model for car depreciation is as follows, where C is the original cost, V is the value of the car after t years, and r is the rate of depreciation. V= C( 1 - r )^t

If the original cost of the car was $20,000 and the rate of depreciation is 15%, what will be the value of the car after 5 years? [Round to the nearest dollar.]
A.
$18,544
B.
$3,000
C.
$8,874
D.
$17,000

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.