Wendy epstein a sales representative earns an annual salary of $29,500 and receives a commission on that on that portion of her annual sales that exceeds $150,000. the commission is 8.5% on all sales up to 50,000 above the quota. beyond that amount she receives a commission of 10%. her total sales for the past year were $295,000. compute: a. the regular annual salary b. the commission c. the total annual earnings