The accompanying bar graph shows the resident population and the land area of a particular country for selected years from 1800 through 2000. Use the information to find the population density of a certain country for the year 1900

​,
to the nearest​ tenth, expressed in people per square kilometer.


1 insquared
​=

6.5 cmsquared

1 ftsquared
​=

0.09 msquared

1 ydsquared
​=

0.8 msquared

1 misquared
​=

2.6 kmsquared

1 acre

​=

0.4 hectare​ (ha)
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1 answer

Without the bar graph, it is impossible to determine the population density of the country in 1900.