Question
PSLE
The airmail rates to two countries are shown. Shiyun sent a letter weighing 61g to Thailand and a letter weighing 21g to India by airmail. How much did she pay altogether?

Mass Thailand India
First 30g $0.95 $1.50
Every additional 15g $0.75 $0.55
2 m

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PSLE
The airmail rates to two countries are shown. Shiyun sent a letter weighing 61g to Thailand and a letter weighing 21g to India by airmail. How much did she pay altogether?

Mass Thailand India
First 30g $0.95 $1.50
Every additional 15g $0.75 $0.55