A rock concert was measured to be 
watta/cm2. Find the number of decibels for the power of the sound and round it to the nearest decibel.
?
A. 100 dB
B. 107 dB
C. 109 dB
D. 121 dB
E. 104 dB
Answer: C
Mathematics
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.
A. 78° B. 102° C. Not enough information. D. 129°
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Suppose that the graph of is given f is given. Describe how the graph of the function y = f(x–5)–5 can be obtained from the graph of f.
What will be an ideal response?
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Perform the indicated clock arithmetic.9 ? 1 (12-hr clock)
A. Undefined B. 21 C. 9 D. 12
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Solve the proportion.
= 
A. {1} B. ? C. {280} D. {35}
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