The airmail rates to a country are shown.
Type | Mass | Cost |
Letters |
First 6 g | 26b¢ |
Every additional 3 g or less | 7b¢ | |
Postcards | Per piece | 50¢ |
Ken sent 3 postcards and a letter. The letter weighed 14 g. How much did Ken pay in total? Give your answer in terms of b in the simplest form.