 
 <translate> If she uses the coupon, she will pay 2 * 0.5 = $1 for each 4oz package. Thus, she will pay 4 + 2 * 1 = $6 in total for the 8oz package and the two 4oz packages she needs to reach 16 oz of butter when using the coupon. Therefore, the lowest amount she can pay is $6, as this is cheaper than the $7 price for a 16 oz package. The answer: 6. <hau> Idan ta yi amfani da coupon, za ta biya 2 * 0.5 = $1 ga kowane kunshin 4oz. Don haka, za ta biya 4 + 2 * 1 = $ 6 gaba ɗaya don kunshin 8oz da kunshin 4oz guda biyu da take buƙata don isa 16 oz na man shanu lokacin amfani da coupon. Saboda haka, mafi ƙarancin adadin da za ta iya biya shi ne $ 6, saboda wannan ya fi rahusa fiye da farashin $ 7 na kunshin 16 oz. Amsar ita ce: 6. 