1. **State the problem:** Calculate the gross pay for the week given hourly wage, hours worked, and tips. 2. **Formula:** Gross pay = (Hourly wage × Hours worked) + (Percentage of tips kept × Total tips) 3. **Given:** Hourly wage = 13.25, Hours worked = 15, Tips = 160, Percentage kept = 80% = 0.8 4. **Calculate hourly pay:** $$13.25 \times 15 = 198.75$$ 5. **Calculate tips kept:** $$0.8 \times 160 = 128$$ 6. **Calculate gross pay:** $$198.75 + 128 = 326.75$$ 7. **Answer:** The gross pay for the week is **326.75**.