Question 165399
Another way to state the problem is "What level of
sales makes the two offers equal?"
Let {{{s}}} = the number of sales
{{{630 + .14s = 1260 + .07s}}}
{{{.07s = 1260 - 630}}}
{{{.07s = 630}}}
{{{s = 9000}}}
After 9000 sales, offer A becomes the better deal