[Solution Library] To determine the number of blue whales in the world’s oceans, marine biologists tag 500 blue whales in various parts of the world. Later, 400
Question: To determine the number of blue whales in the world’s oceans, marine biologists tag 500 blue whales in various parts of the world. Later, 400 blue whales are checked, and it is found that 20 of them are tagged. Estimate the blue whale proportion.
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(Steps Shown) Find the equation of variation in which y varies
![[Step-by-Step] Find the numbers for which the](/images/solutions/MC-solution-library-41368.jpg "[Step-by-Step] Find the numbers for which the rational expression")
[Step-by-Step] Find the numbers for which the rational expression
![[Step-by-Step] Find the equation of variation in](/images/solutions/MC-solution-library-41369.jpg "[Step-by-Step] Find the equation of variation in which y varies directly")
[Step-by-Step] Find the equation of variation in which y varies directly
![[Steps Shown] Find the equation of variation](/images/solutions/MC-solution-library-41370.jpg "[Steps Shown] Find the equation of variation in which y varies")
[Steps Shown] Find the equation of variation in which y varies
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[Solution] A person’s paycheck P varies directly as the number
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