A cell phone distributor earns a yearly salary of $28,000 plus a 17.5% commission on sales. How do you find the total earnings for a year when the sales are $38,000?
The distributor earned
The key ot this problem is to use the
This means that the sales alone would bring him
#38,000color(red)(cancel(color(black)("$ sales"))) * "$17.5"/(100color(red)(cancel(color(black)("$ sales")))) = $6,460#
If you take into account his salary, the distributor's total earnings will amount to
#"earnings" = $28,000 + $6,460 = color(green)($34,460)#