SOLUTION: Karen works in a retail computer store. She receives a weekly base salary of $300 plus a commission of 3% of sales exceeding her quota of $20,000 per week. What are her sales for a

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: Karen works in a retail computer store. She receives a weekly base salary of $300 plus a commission of 3% of sales exceeding her quota of $20,000 per week. What are her sales for a      Log On


   

Question 1201224: Karen works in a retail computer store. She receives a weekly base salary of $300 plus a commission of 3% of sales exceeding her quota of $20,000 per week. What are her sales for a week in which she earns $630.38?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
weekly earnings, 300%2B%280.03%29%28x-20000%29 as long as x is larger than 20000 dollars.
.
.
The wages based on the example's week pay based on sales was 330.38 dollars.

0.03%28x-20000%29=330.38
Solve.