help thanks!

0n January1 of this year, Shannon Company completed the following transactions (assume a 10% annual interest rate): (FV of $1, PV of $1, FVA of $1, and PVA of $_1) {Use the appropriate factorts) from the tables provlded.) a. Bought a delivery truck and agreed to pay $60,000 at the end of three years. b. Rented an ofce building and was given the option of paying $10,000 at the end of each ofthe next three years or paying $28,000 immediately. c. Established a savings account by depositing a single amount that will increase to $90,000 at the end of seven yea rs. d. Decided to deposit a single sum in the bank that will provide 10 equal annual year-end payments of $40,000 to a retired employee (payments starting December 31 of this year). Required: a. What is the cost of the truck that should be recorded at the time of purchase? (Round your answer to nearest whole dollar.) :| b. Which option for the ofce building results in the lowest present value? 0 Pay in single installment 0 Pay in three installments c. What single amount must be deposited in this account on January 1 of this year? (Round your answer to nearest whole dollar.) _:| d. What single sum must be deposited in the bank on January 1 of this year? (Round your answer to nearest whole dollar.) _:|