Question
PSLE
The airmail rates to two countries are shown. Sarah sent a letter weighing 93g to Laos and a letter weighing 38g to China by airmail. How much did she pay altogether?

Mass Laos China
First 40g $0.65 $1.40
Every additional 20g $0.35 $0.40
2 m

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PSLE
The airmail rates to two countries are shown. Sarah sent a letter weighing 93g to Laos and a letter weighing 38g to China by airmail. How much did she pay altogether?

Mass Laos China
First 40g $0.65 $1.40
Every additional 20g $0.35 $0.40