Use the data to answer this question
A class of 40 set out to determine the population of lizards in a bound field measuring 200 metres by 100 metres using the capture-recapture method.
In their first outing, the students captured a total of 360 lizards all of which were marked with indelible ink and then released back into the field.
After a one week interval the students went back into the field and caught a total of 250 lizards out of which 150 bore the indelible ink mark.
The population density of the lizards in the field is?
0.003 per m2
0.03 per m2
3 per m2
4 per m2
6 per m2
Correct answer is B
No explanation has been provided for this answer.