The calculation below shows that the total average credit card debt was or will be 12,330 in the year 2011.
From the question, we have the following:
t = 2011 - 1995
t = 16
Therefore, the total average credit card debt in 2011 can be calculated as follows:
Total average credit card debt = 405t + 5850 ..................... (1)
Substituting t = 16 into equation (1), we have:
Total average credit card debt = (405 * 16) + 5850
Total average credit card debt = 6480 + 5850
Total average credit card debt = 12,330
Learn more about an average here: https://brainly.com/question/12322912.
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