Due on receipt, inc., makes tax software, which is packaged with a shrink-wrap agreement. evenflo products company distributes the software to retailers, including a flat price discount store, where greta buys a package of it. the parties to the shrink-wrap agreement are

You wish to retire in 13 years, at which time you want to have accumulated enough money to receive an annual annuity of $23,000 for 18 years after retirement. during the period before retirement you can earn 9 percent annually, while after retirement you can earn 11 percent on your money. what annual contributions to the retirement fund will allow you to receive the $23,000 annuity? use appendix c and appendix d for an approximate answer, but calculate your final answer using the formula and financial calculator methods.