Solve the problem.Assume that the half-life of Carbon-14 is 5700 years. Find the age (to the nearest year) of a wooden axe in which the amount of Carbon-14 is 30% of what it originally had.
Fill in the blank(s) with the appropriate word(s).
9901 years
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Write a set representing the description.The integers greater than -2.2 and less than 
A. {0} B. {-2, -1, 0} C. {. . . , -6, -5, -4, -3} D. {-3, -2, 1, 0, 1}
Find the unknown value in the percent proportion 
Round to the nearest tenth, if necessary.whole = 110, percent = 20
A. part = 11 B. part = 18.2 C. part = 22 D. part = 55
Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. x - 2
y + 1 = 0
B. x - 2y + 15 = 0
C. x - 2y + 1 = 0
D. x - 2
y + 15 = 0
Use the information in the table to solve the problem. Write your answer as a fraction in lowest terms.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater.
Find the ratio of pollutant A to pollutant B.
A. 
B. 
C. 
D. 