Question
PSLE
The airmail rates to two countries are shown. Erika sent a letter weighing 55g to Phillippines and a letter weighing 14g to Australia by airmail. How much did she pay altogether?

Mass Phillippines Australia
First 20g $0.65 $1.60
Every additional 10g $0.25 $0.70
2 m

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PSLE
The airmail rates to two countries are shown. Erika sent a letter weighing 55g to Phillippines and a letter weighing 14g to Australia by airmail. How much did she pay altogether?

Mass Phillippines Australia
First 20g $0.65 $1.60
Every additional 10g $0.25 $0.70