What is the term for ladders that are designed to be removed from the apparatus?

a. pompier ladders
b. bangor ladders
c. articulating ladders
d. portable ladders.


Answer: d. portable ladders.

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The unit of modulus of elasticity is

A) ksi. B) Pa. C) GPa. D) psi. E) all of the above.

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Which of the following is not a form of written communication signage?

A) Warnings B) Radio ads C) Directional signs D) Reminders

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Determine the number of 4-foot-wide by 8-foot-high sheets of drywall needed for the walls of the garage in Figure 16.17. The walls are 8 feet high and the overhead door is 7 feet high by 16 feet wide. Only the inside walls of the garage need drywall.

What will be an ideal response?

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Refer to Exercise 7.

a. Find a 95% lower confidence interval for the mean wall thickness. b. Someone says that the mean thickness is less than 8.2 mm. With what level of confidence can this statement be made?

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