Problem
QUESTION 6 Solve the problem. Robert receives a commission of \( \$ 238 \) on sales of \( \$ 3400 \). What is his commission rate? \( 6 \% \) \( 7 \% \) \( 8 \% \) \( 14 \% \)
Solution
Step 1 ：\(\text{Commission rate} = \frac{\text{Commission}}{\text{Sales}} \)
Step 2 ：\(\text{Commission rate} = \frac{238}{3400} \)
Step 3 ：\(\text{Commission rate} = 0.07 = 7\% \)
