 
 <translate> A woman needs to buy 16 oz of butter for a dessert recipe. She can either buy a single 16 oz package of the store-brand butter for $7, or she can buy an 8oz package of store butter for $4 and use a coupon to get an additional two 4 oz packages that normally sell for $2.0 each at a 50% discount (which is applied to each 4oz package separately). What is the lowest price she can pay for the 16 oz of butter she needs? Let's answer step by step: <hau> Mace tana bukatar ta sayi man shanu 16 oz don girke-girke na kayan zaki. Tana iya siyan kunshin 16 oz na man shanu mai alamar kantin sayar da kaya don $ 7, ko kuma tana iya siyan kunshin 8oz na man shanu na kantin sayar da kaya don $ 4 kuma ta yi amfani da coupon don samun ƙarin kunshin 4 oz guda biyu waɗanda galibi ana siyar da $ 2.0 kowannensu a ragi na 50% (wanda ake amfani da shi ga kowane kunshin 4oz daban). Mene ne mafi ƙarancin farashin da za ta iya biya don 16 oz na man shanu da take bukata? Bari mu amsa mataki-mataki: 