The airmail rates to a country are shown.
Type | Mass | Cost |
Letters |
First 8 g | 24w¢ |
Every additional 4 g or less | 12w¢ | |
Postcards | Per piece | 60¢ |
Japheth sent 2 postcards and a letter. The letter weighed 11 g. How much did Japheth pay in total? Give your answer in terms of w in the simplest form.