Simplify.
A. k - 2
B. 
C. 
D. 
Answer: C
Mathematics
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Use radical notation to write the expression. Do not simplify.111/2
A. 
B. 3.32
C. 5.5
D. 
Mathematics
Solve the problem.A pendulum bob swings through an arc 80 inches long on its first swing. Each swing thereafter, it swings only 70% as far as on the previous swing. How far will it swing altogether before coming to a complete stop? Round to the nearest inch when necessary.
A. 133 inches B. 114 inches C. 267 inches D. 229 inches
Mathematics
Multiply.× 
A. 4.17 B. 5.16 C. 6.5 D. 4.06
Mathematics
Add and simplify. Write the answer as a mixed number as needed.
mi - 
mi
A. 28
mi
B. 1
mi
C. 
mi
D. 
mi
Mathematics