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Mathematics, 19.10.2021 01:30 carma43
The cost to mail a first-class letter is $0.55 for the first ounce. Each additional ounce costs $0.20. Fractions of an ounce are rounded up to the whole next ounce. How much would it cost to mail a letter that weighs 2.7 ounces?
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The cost to mail a first-class letter is $0.55 for the first ounce. Each additional ounce costs $0.2...
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