一种商品，甲店的进价比乙店便宜10%，甲店按20%的利润定价，乙店按15%的利润定价，结果甲店的售价仍比乙店便宜11.2 元。求甲店的进价是多少元？.n2B,d(M)|3^(z(k;['J3n'U5k7i6k
算式：提示*s4\3w6F/f,V8|-p;J;g.n2B,d(M)|3^(z(k;['J3n'U5k7i6k
答：甲店的进价是1?8J.g1d(m(l8{;r,?-R4G3j'M.o'A元。.n2B,d(M)|3^(z(k;['J3n'U5k7i6k