The airmail rates to a country are shown.
Type | Mass | Cost |
Letters |
First 16 g | 22p¢ |
Every additional 8 g or less | 9p¢ | |
Postcards | Per piece | 50¢ |
Vincent sent 4 postcards and a letter. The letter weighed 18 g. How much did Vincent pay in total? Give your answer in terms of p in the simplest form.