Question
The table shows the postage charges for sending letters to Iraq. Gabby posted a letter with a mass of 51 g. How much did she pay for the postage?

Mass Cost
First 20 g $1.20
Every additional 10 g
or part thereof
30¢
2 m

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The table shows the postage charges for sending letters to Iraq. Gabby posted a letter with a mass of 51 g. How much did she pay for the postage?

Mass Cost
First 20 g $1.20
Every additional 10 g
or part thereof
30¢