A delivery service is buying 600 tires for its fleet of vehicles. One supplier offers to supply the tires

for $80 per tire, payable in one year. Another supplier will supply the tires for $20,000 down today,

then $45 per tire, payable in one year. Using the financial formulas learned in FIN316, you determine

that the first option is better. How much less does the first option cost in PV terms? Assume the

interest rate is 8.1%?

a) $860

b) $229

c) $574

d) $1,000

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.