When standing upright on a rung, how far should the rung at shoulder height be from the fire fighter?
a. an arm's length
b. about 24 inches
c. half an arm's length
d. about 12 inches
Answer: a. an arm's length
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In conducting a sensitivity analysis of a proposed project, the present worth values of $–10,000, $40,000, and $50,000 were believed to have chances of 25%, 40%, and 35%, respectively. The expected PW is closest to: (choose one)
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