Find the domain and range of the function graphed.
A. domain: [2, ?); range: [-1, ?)
B. domain: (-?, 2) ? (2, ?); range: (-?, -1) ? (-1, ?)
C. domain: (-?, ?); range: [-1, ?)
D. domain: (-?, ?); range: (-?, ?)
Answer: C
Mathematics
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Divide and simplify.
÷ 
A. 72
B. 1
C. 
D. 
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List the elements in the sample space of the experiment.A box contains 10 red cards numbered 1 through 10. List the sample space of picking one card from the box.
A. None of these B. {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} C. {100} D. {10}
Mathematics
Find the whole.192 hotels is 48% of what number of hotels?
A. 0.25 B. 400 C. 25 D. 4000
Mathematics
Solve the following linear programming problem.
Minimize 
subject to
?
A. 630 B. 322 C. 273 D. 420 E. 294
Mathematics