一件商品降件20%后,原价比现价贵1.2元,这件商品原价是多少元?列式是请选择ABC'x1W4}1k)I4T)o*}9H0I0K-u)['N.Y;D5Z9N+I
A1.2÷20%0K-u)['N.Y;D5Z9N+I
B.1.2×(1+20%)0K-u)['N.Y;D5Z9N+I
C.1.2÷(1+20%)+1.20K-u)['N.Y;D5Z9N+I