The airmail rates to a country are shown.
Type | Mass | Cost |
Letters |
First 12 g | 29q¢ |
Every additional 6 g or less | 5q¢ | |
Postcards | Per piece | 70¢ |
Vincent sent 3 postcards and a letter. The letter weighed 28 g. How much did Vincent pay in total? Give your answer in terms of q in the simplest form.