1. **State the problem:** Calculate the total daily wages paid by the factory. 2. **Write the expression:** Total wages = (Number of workers at 150 per day) \times 150 + (Number of workers at 85.50 per day) \times 85.50 3. **Substitute values:** Total wages = $10 \times 150 + 88 \times 85.50$ 4. **Calculate each part:** - $10 \times 150 = 1500$ - $88 \times 85.50 = 7524$ 5. **Add the parts:** Total wages = $1500 + 7524 = 9024$ 6. **Answer:** The factory pays 9024 per day in wages. --- 7. **State the second problem:** Calculate the factory's total profit or loss per day given daily revenue and expenses. 8. **Write the expression:** Profit or loss = Total revenue - (Total wages + Supplies expenses) 9. **Substitute values:** Profit or loss = $16128.72 - (9024 + 7035.78)$ 10. **Calculate total expenses:** $9024 + 7035.78 = 16059.78$ 11. **Calculate profit or loss:** $16128.72 - 16059.78 = 68.94$ 12. **Answer:** The factory makes a profit of 68.94 per day.