Find the exact value of the expression.
A. 
B. 
C. - 
D. - 
Answer: C
Mathematics
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If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.165/4
A. 
B. 35
C. 32
D. 1024
Mathematics
Evaluate the expression without using a calculator.- 
A. 14 B. 24 C. -12 D. 12
Mathematics
Add.
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Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.An artifact is discovered at a certain site. If it has 52% of the carbon-14 it originally contained, what is the approximate age of the artifact to the nearest year? (carbon-14 decays at the rate of 0.0125% annually.)
A. 2272 yr B. 3840 yr C. 5231 yr D. 4160 yr
Mathematics