12. Bill Cigarettes acquired a bad habit of smoking in high school, Bill spends approximately $70 a month or 3840 a year on cigarettes. He is not concerned with health issues, but he is keenly aware of financial issues. Show Bil how much he would have at retirement in 20 years if he invested $840 a year at BX instead of smoking. FOR 13. Robin Clark has a cell phone that she uses only for emergencies. The cost of the phone is $40 a month. The cellular company is offering unlimited nights and weekends for an additional $10 a month ($120 a year), Robin thinks it would be "cool" to have this benefit and after all $10 a month is not so much. Show Robin how much she will have in 20 years if she invests this $120 a year at 9% instead of accepting the unlimited nights and weekends offer. 14. Kim Black plans to buy a truck for $24,000 after 3 years. If the interest rate is 6%, how much money should Kim set aside today for the purchase? 15. DMV leases a building for 20 years. The lease requires 20 annual payments of $12.000 each, with the first payment due immediately. The interest rate in the lease is 10%. What is the present value of the cost of leasing the building? 16. Frye Company is considering investing in an annuity contract that will return $50,000 annually at the end of each year for 20 years. What amount should Frye Company pay for this investment if it earns an 8% return