Marilyn is paid a base salary of $1,500 per month and a commission of 6% on all sales over $75,000. Last month, Marilyn's gross salary was $4440. What were her sales for the month?
A) $49,000
B) $75,266.40
C) $149,000
D) $124,000
E) $100,000

Question

Quizplus · Accepted Answer

Marilyn's commission is $4440 - $1500 = $2940. Since she earns 6% commission on sales over $75,000, $2940 is 6% of her sales over $75,000. Solving $2940 = 0.06(x - $75,000) gives x = $124,000.

Marilyn Is Paid a Base Salary of $1,500 Per Month