If 400 robins are found in a ten-hectare plot, the density of robins in that plot is
A) 1 robin/ha.
B) 4 robins/ha.
C) 40 robins/ha.
D) 400 robins/ha.
E) 4,000 robins/ha.

Question

Quizplus · Accepted Answer

To find the density of robins in the plot, we need to divide the number of robins (400) by the area of the plot (10 hectares).

Density = Number of robins / Area of plot

Density = 400 / 10

Density = 40 robins/ha

Therefore, the best choice is (C) 40 robins/ha.

If 400 Robins Are Found in a Ten-Hectare Plot, the Density