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The Consumer Price Index (CPI) of one particular country can be modeled by I(t) =-0.043t3+0.99{2 +1.00t+564 (0 < t < 10) where t is

The Consumer Price Index (CPI) of one particular country can be modeled by I(t) =-0.043t3+0.99{2 +1.00t+564 (0 < t < 10) where t is time in months since the start of January 2015. What was the inflation rate in July 2015 (t = 6)? Round your percent to 2 decimal places.

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