A recent census revealed the age distribution of the residents of Town Y, shown in the graph. Since the census was performed, no resident has moved into or away from Town Y and there have been no recorded births or deaths.
Based on the given information, use the drop-down menus to most accurately complete the following statements.
The census indicates that times as many residents were children or teenagers as were seniors.
If, at the time of the census, there were 540 more people aged 0–39 than people aged 40 or greater, then the population of Town Y at the time of the census was .
1、已知差值的占比,知道差值的具体数值,可以用数值/占比=总数
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