Find the solution set.
On your new job you can be paid in one of two ways. You can
either be paid $1000 per month plus 6% commission on total
sales or be paid $1200 per month plus 5% commission on
sales over $2000. For what amount of sales is the first option
better than the second option? Assume there are always
sales over $2000.
a s> $1,000
b s > $10,000
cs > $100