Question
PSLE
The airmail rates to two countries are shown. Risa sent a letter weighing 66g to Phillippines and a letter weighing 13g to Egypt by airmail. How much did she pay altogether?

Mass Phillippines Egypt
First 20g $0.75 $1.50
Every additional 10g $0.45 $0.55
2 m

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PSLE
The airmail rates to two countries are shown. Risa sent a letter weighing 66g to Phillippines and a letter weighing 13g to Egypt by airmail. How much did she pay altogether?

Mass Phillippines Egypt
First 20g $0.75 $1.50
Every additional 10g $0.45 $0.55