Ferrous metals contain ____.

A. iron
B. copper
C. aluminum
D. both a and c
E. all of the above

Answer: A

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Refer to Exercise 9.



a. Find .
b. Find .
c. Find P(X+Y=5).

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When a truck suspension is overloaded, what other areas of the truck can also be damaged?

A. frame B. axles C. tires D. all of the above

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What is a Type X gypsum board?

What will be an ideal response?

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Explain how a chemical’s flash point warns a worker about its hazard.

What will be an ideal response?

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