Mathematics · Ratio and Proportion
In a sampling expedition near a peninsula, 180 dolphins from a large population were captured and marked by tagging their dorsal fins. Later, a random sample of 42 dolphins was captured from the same population, and 7 of them were found to be tagged. Assuming the population size remained constant and no tags were lost, estimate the total population size of dolphins.
- 1980
- 21080✓
- 31260
- 4756
Correct answer
1080
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