 
 <translate> First find the total amount of money Bill made from the merchant: 8 ounces * $9 / ounce = $72. Then subtract the fine to find how much money he was left with: $72 - $50 = $22. The answer: 22. <ibo> Buru ụzọ chọpụta ego ole Bill nwetara n'aka onye ahịa ahụ: 8 ounce * $9 / ounce = $72. Mgbe ahụ, wepụ ego ahụ iji chọpụta ego ole fọdụrụ ya: $72 - $50 = $22. Azịza ya bụ: 22. 