Question
The table shows the postage charges for sending letters to Iran. Ivory posted an envelope with a mass of 79 g. How much did she pay for the postage?

Mass Cost
First 35 g $1.70
Every additional 10 g
or part thereof
45¢
2 m

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The table shows the postage charges for sending letters to Iran. Ivory posted an envelope with a mass of 79 g. How much did she pay for the postage?

Mass Cost
First 35 g $1.70
Every additional 10 g
or part thereof
45¢