Respuesta :

Population density=number of mice / number of square meters.

1) we calculate the number of square meters.
area of a rectangle=length x width
area of a vegetagle garden=12 m * 7 m=84 m²

2) we calculate the population density

Population density=168 mice/ 84 m²=2 mice/m²

Answer: the population desity of the mice is 2 mice/m²
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