Solve the problem.To determine the number of fish in a lake, researchers caught and tagged 220 of them. In a later sample of 72 fish, the researchers found that 24 were tagged. Estimate the total number of fish in the lake.
A. 660 fish
B. 380,160 fish
C. 73 fish
D. 8 fish
Answer: A
Mathematics
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The following table gives coordinates of a particle moving through space along a smooth curve.
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Mathematics
Graph the polar equation.r = 3 sin 2?
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Suppose a life insurance policy costs $28 for the first unit of coverage and then $7 for each additional unit of coverage. Let C(x) be the cost for insurance of x units of coverage. What will 10 units of coverage cost?
A. $98 B. $70 C. $42 D. $91
Mathematics
Solve. You may use the Mathematics Blueprint for Problem Solving.Matthew is laying tiles in the kitchen. Each tile covers 3
 square inches of space. He plans to cover 700 square inches of wall space. How many tiles will he need?
A. 179 tiles B. 180 tiles C. 182 tiles D. 181 tiles
Mathematics