Question
PSLE
The airmail rates to two countries are shown. Xuan sent a letter weighing 91g to Laos and a letter weighing 36g to Sweden by airmail. How much did she pay altogether?

Mass Laos Sweden
First 40g $0.85 $1.40
Every additional 20g $0.55 $0.50
2 m

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PSLE
The airmail rates to two countries are shown. Xuan sent a letter weighing 91g to Laos and a letter weighing 36g to Sweden by airmail. How much did she pay altogether?

Mass Laos Sweden
First 40g $0.85 $1.40
Every additional 20g $0.55 $0.50