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THETA DIVISION
Question 19
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Question
The population of Logville is on January 1, 2021. In the following years, on January 1 of each year, the population is measured and the results show an increase of , a decrease of , an increase of , and a decrease of , in that order. Each increase or decrease is from the previous year's population. On January 1, 2025, find the total change in population expressed as a fraction in lowest terms. What is the numerator of that fraction?