Tasha and Susan are 10 miles apart. They start walking toward
each other at the same time.
Tasha's speed is 2 mph and
Susan's is 3 mph. How long
will they take to meet?
[?] hours

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?