The number of months before the complex would have 800 occupied units is 40 months.
The formula that can be used to determine the required value is:
(In FV / PV) / r
Where:
(In 800 / 15) / 0.1 = 40 months
To learn more about how to calculate the time, a value would be amassed, please check: https://brainly.com/question/25760893
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