Solve the problem.An experienced bank auditor can check a bank's deposits twice as fast as a new auditor. Working together it takes the auditors 6 hours to do the job. How long would it take the experienced auditor working alone?
A. 9 hr
B. 6 hr
C. 18 hr
D. 12 hr
Answer: A
Mathematics
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Choose the most reasonable metric length unit. Choose from km, m, cm, and mm.The boy is 1.9 
tall.
A. km B. m C. cm D. mm
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A. (x2 + 8)(x2 - 9) B. Prime C. (x2 + 9)(x2 - 8) D. (x2 + 1)(x2 - 72)
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Solve the problem. Round your answer to the nearest tenth.Find the work done by a force of 200 pounds acting in the direction 
in moving an object 75 feet from (0, 0) to (-75, 0).
A. 6708.2 ft-lb B. 8944.9 ft-lb C. 15,000.0 ft-lb D. 13,416.1 ft-lb
Mathematics