1. 支付   profit sharing   interest income   to pay   to invest   Hint Half-n-half Clue   2. 賣   to buy   business   to sell   tax   Half-n-half Clue   3. 名片   to charge   business card   to buy   profit margin   Half-n-half Clue   4. 銷售   to pay   sale   business hours   to invest   Half-n-half Clue   5. 產品   product   to invest   sale   to pay   Half-n-half Clue   6. 稅   profit sharing   wage scale   tax   company   Half-n-half Clue   7. 投資   wage scale   to invest   sales tax   product   Half-n-half Clue