elias1336 elias1336
  • 14-12-2022
  • Mathematics
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The cost of a first-class postage stamp in 1962 was 4. In 1999 it is 33. The cost was (and is) growing exponentially. What was the growth rate? NOTE: Pay attention to the symbol next to the answer blank.
_____%
What will be the cost of a first-class postage stamp in 2010?
_____

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