Use a proportion to solve the problem.To determine the number of fish in a lake, a park ranger catches 240 fish, tags them, and returns them to the lake. Later, 72 fish are caught, and it is found that 20 of them are tagged. Estimate the number of fish in the lake.
A. 67 fish
B. 864 fish
C. 345,600 fish
D. 6 fish
Answer: B
Mathematics
You might also like to view...
Use a tree diagram showing all possible results when a die is rolled twice. List the ways of getting the following result.The sum of the numbers showing is either 3 or 4.
A. (2,1),(3,1),(2,2) B. (1,2),(1,3),(2,2) C. (1,2),(2,1),(1,3),(3,1),(2,2) D. (1,2),(2,2)
Mathematics
Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression using the given values.
+ 
x = 4 and y = -3
A. 0 B. 2 C. -1 D. 1
Mathematics
Find the quotient. Write your answer in the form a + bi.
A. 
+ 
i
B. 
+ 
i
C. - 
+ 
i
D. 
- 
i
Mathematics