____ locations are considered to be the most hazardous.
A. Class I, Division 1
B. Class I, Division 2
C. Class II, Division 1
D. Class II, Division 2
Answer: A
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Suppose that 90% of bolts and 85% of nails meet specifications. One bolt and one nail are chosen independently.
a. What is the probability that both meet specifications? b. What is the probability that neither meets specifications? c. What is the probability that at least one of them meets specifications?
The casting in the accompanying figure shows seven tapped holes, A-G. The number of threads is determined by dividing the depth of the thread by the thread pitch. Find the number of threads in hole D. All dimensions are in inches.
A. 3 B. 4 C. 6 D. 7
Screws have greater holding strength than nails
Indicate whether the statement is true or false
________ are the compounds found in smoke following a fire that can be a potent activator of germination.
Fill in the blank(s) with the appropriate word(s).