If the selling price of an article is 32% more than its cost price and the discount offered on its marked price is 12%, then what is the ratio of its cost price to the marked price?

3 : 8 4 : 5 1 : 2 2 : 3

2 : 3

CP          :          MRP           (100-12)     :         (100+32)                88         :            132                  2         :             3