Question
PSLE
The airmail rates to two countries are shown. Fiona sent a letter weighing 78g to Vietnam and a letter weighing 38g to Canada by airmail. How much did she pay altogether?

Mass Vietnam Canada
First 40g $0.65 $1.50
Every additional 20g $0.25 $0.45
2 m

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PSLE
The airmail rates to two countries are shown. Fiona sent a letter weighing 78g to Vietnam and a letter weighing 38g to Canada by airmail. How much did she pay altogether?

Mass Vietnam Canada
First 40g $0.65 $1.50
Every additional 20g $0.25 $0.45