SOLUTION: mailing a standard sized letter in 2005 first-class mail cost 0.37 for a letter weighing 1 ounce or less and 0.23 for each additional ounce. how much did it cost in dollars to send

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Question 1150455: mailing a standard sized letter in 2005 first-class mail cost 0.37 for a letter weighing 1 ounce or less and 0.23 for each additional ounce. how much did it cost in dollars to send a standard sized letter that weighed 3 ounces
Answer by greenestamps(13210) About Me  (Show Source):
You can put this solution on YOUR website!

    1st ounce: 37 cents
  + 2nd ounce: 23 cents
  + 3rd ounce: 23 cents
    --------------------
   Total cost: 83 cents