Question
PSLE
The airmail rates to two countries are shown. Barbara sent a letter weighing 86g to Indonesia and a letter weighing 30g to China by airmail. How much did she pay altogether?

Mass Indonesia China
First 40g $0.55 $1.10
Every additional 20g $0.35 $0.35
2 m

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PSLE
The airmail rates to two countries are shown. Barbara sent a letter weighing 86g to Indonesia and a letter weighing 30g to China by airmail. How much did she pay altogether?

Mass Indonesia China
First 40g $0.55 $1.10
Every additional 20g $0.35 $0.35