Question
PSLE
The airmail rates to a country are shown.
Type Mass Cost

Letters

First 10 g 28r¢
Every additional 5 g or less 8r¢
Postcards Per piece 70¢

George sent 5 postcards and a letter. The letter weighed 23 g. How much did George pay in total? Give your answer in terms of r in the simplest form.
2 m

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PSLE
The airmail rates to a country are shown.
Type Mass Cost

Letters

First 10 g 28r¢
Every additional 5 g or less 8r¢
Postcards Per piece 70¢

George sent 5 postcards and a letter. The letter weighed 23 g. How much did George pay in total? Give your answer in terms of r in the simplest form.