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January 28, 2015

January 28, 2015

Posted by **Kim** on Friday, May 4, 2012 at 9:35am.

a. Find the cost of the 10th story.

b. Write the equation that corresponds with this problem

- math -
**Steve**, Friday, May 4, 2012 at 12:28pmr = 600/500 = 1.2

T10 = 500*1.2^9 = 2580

Tn = 500*1.2^(n-1)

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