Yard Tools manufactures lawnmowers, weed-trimmers, and chainsaws. Its sales mix and unit contribution margin are as follows. Sales Mix Unit Contribution Margin Lawnmowers 20 % $32 Weed-trimmers 50 % $22 Chainsaws 30 % $40 Yard Tools has fixed costs of $4,263,000. Compute the number of units of each product that Yard Tools must sell in order to break even under this product mix. Lawnmowers units Weed-trimmers units Chainsaws units

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.