 
<translate> Lucy yana buƙatar saya 10 x 1.2 = 12 fam na dankalin turawa. Don haka, Lucy za ta biya 12 x 25 = 300 cents don shi. Tun da akwai 100 cents a $ 1, haka, Lucy zai biya 300 / 100 = 3 daloli. Saboda haka, amsar ita ce 3. <eng> Lucy needs to purchase 10 x 1.2 = 12 pounds of potato chips. So, Lucy will pay 12 x 25 = 300 cents for it. Since there are 100 cents in $1, thus, Lucy will pay 300 / 100 = 3 dollars.
Thus, the answer is 3. 