Solve the problem.In the formula A = Iekt, A is the amount of radioactive material remaining from an initial amount I at a given time t, and k is a negative constant determined by the nature of the material. An artifact is discovered at a certain site. If it has 53% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.0125% annually.) (Round to the nearest year.)
A. 3760 yr
B. 2206 yr
C. 4240 yr
D. 5079 yr
Answer: D
Mathematics
You might also like to view...
For the compound inequality, give the solution set in both interval and graph forms. 3x - 10 ? -13 or 3x - 10 ? -1
A. (-?, 3]
B. (-?, -1] ? [3, ?)
C. [-1, ?)
D. [-1, 3]
Mathematics
Solve the problem.The normal monthly precipitation (in inches) for August is listed for 20 different U.S. cities. Find the mean of the data.
A. 3.09 in. B. 2.80 in. C. 2.94 in. D. 3.27 in.
Mathematics
For the given figure, find the ratio of the length of the longest side to the length of the shortest side. Write the ratio as a fraction in lowest terms.
A = 7 inchesB = 3 inchesC = 6 inches
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Integrate: 
A. 
B. 
C. 
D. 
Mathematics