Solve the problem.How much work is done by a 170-lb woman as she walks up 10 steps, each with a 
-ft rise?
A. 850 ft ? lb
B. 3400 ft ? lb
C. 1700 ft ? lb
D. 425 ft ? lb
Answer: A
Mathematics
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Write the percent as a fraction or mixed number in simplest form.62%
A. 
B. 
C. 
D. 
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Answer the question about the given function.Given the function f(x) = 
, if x = 1, what is f(x)? What point is on the graph of f?
A. 6; (1, 6) B. - 8; (- 8, 1) C. 6; (6, 1) D. - 8; (1, - 8)
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Use a sum or difference identity to find the exact value.sin 
cos 
- cos 
sin 
A. 
B. 
C. 1
D. 
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Perform the indicated clock arithmetic.1 ? 3 (5-hr clock)
A. 5 B. 4 C. 3 D. 0
Mathematics