Solve the problem.A fossilized leaf contains 25% of its normal amount of carbon 14. How old is the fossil (to the nearest year)? Use 5600 years as the half-life of carbon 14.
A. 2320
B. 25,959
C. 11,180
D. 34,818
Answer: C
Mathematics
You might also like to view...
Find the exact value using a double-angle identity.sin 
A. 
B. - 
C. - 
D. 
Mathematics
Use positive rational exponents to rewrite the expression.
A. 6x5 B. 5x6 C. x5/6 D. x6/5
Mathematics
Find the x-intercepts and y-intercepts of the graph of the equation.-2x + 2y = -2
A. x-intercept: -3; y-intercept: -8 B. x-intercept: -8; y-intercept: -3 C. x-intercept: 1; y-intercept: -1 D. x-intercept: -1; y-intercept: 1
Mathematics
Graph the numbers. Then name them in order from least to greatest.1, 5, 7, 3
A. 
1, 3, 5, 7
B. 
7, 5, 3, 1
Mathematics