Solve the problem.A fossilized leaf contains 29% 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. 34,376
B. 9983
C. 27,156
D. 2762
Answer: B
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Use properties of exponents to simplify the expression. Express answers in exponential form with positive exponents only. Assume that any variables in denominators are not equal to zero.
-3
A. 
B. x18
C. 
D. x30
Find the equation of the line that has the given properties. Write the equation in slope-intercept form, if possible. Contains (6, 7); parallel to the line x = -2
A. y = -2 B. x = 7 C. y = 7 D. x = 6
Write the dollar amount in words as you would on a check.$873.25
A. Eight hundred seventy-three dollars and 
cents
B. Eight hundred and seventy-three and 
dollars
C. Eight hundred seventy-three and 
dollars
D. Eight hundred seventy-three dollars and 
Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 35 B. Incorrect; should be 34 R5 C. Correct D. Incorrect; should be 35 R4