Question
PSLE
The airmail rates to two countries are shown. Penelope sent a letter weighing 51g to Malaysia and a letter weighing 18g to Australia by airmail. How much did she pay altogether?

Mass Malaysia Australia
First 20g $0.85 $1.70
Every additional 10g $0.45 $0.75
2 m

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PSLE
The airmail rates to two countries are shown. Penelope sent a letter weighing 51g to Malaysia and a letter weighing 18g to Australia by airmail. How much did she pay altogether?

Mass Malaysia Australia
First 20g $0.85 $1.70
Every additional 10g $0.45 $0.75