Answer:
0.78%
Explanation:
The percentage tax rate required is t such that ...
825t = 6.5 . . . . . milliions of dollars
t = 6.5/825
As a percentage, ...
t = 6.5/825 × 100% = 0.7878...% ≈ 0.78%
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Comment on rounding
Ordinarily, this value would be rounded to 0.79%. Property tax rates are often expressed in mils, or dollars per thousand. In that form, the tax rate would be 7.88‰ when rounded to two decimal places.