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MDM4U1 m The canadian Postal system consists of Six characters . where the first, third, and fifth characters are letters and the other characters are digits. . No postal code in Canada can begin with the letters D, F,I,O,Q,U, but repeated letters are allowed and any digit is allowed. How many postal codes are possible in Canada? noesee shit neo evelynam wol a 2. The first letter of the postal code represents the province. In Ontario all postal codes start with KLMNP. How many different postal codes are possible in Ontario? 3. How many different postal codes are possible in the rest of Canada? 4. The first digit (or second character) is a 0 if the region it represents is rural. How many different rural postal codes are possible in Ontario? 5. According to Statistics Canada, only 12% of the available postal codes are in use in 2007. How many postal codes were in use in 2007 in Canada