$3$a$.$ Suppose Myth must invest $$100$ million in marketing and distribution infrastructure

to sell directly to end users in a given segment, and that it will earn the average returns

you calculated in $2$a$.$ How many units does Myth have to sell in each of the three

segments to earn enough gross profit to breakeven on its investment? What market

share $($Myth Units$/$Segment Units$)$ of the $2005$ market would this represent? Fill in the

blanks in this table: