How many unique numeric symbols are used in the decimal number system?

A) ten B) one C) unlimited D) nine


A

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The maximum allowable spacing between horizontal wireway supports is _____.

a. 8' (2.5 m) b. 10' (3 m) c. 15' (4.5 m) d. 20' (6 m)

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Arc strikes will always appear when an acid ____________________ is used.

Fill in the blank(s) with the appropriate word(s).

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The aging process also brings about a gradual disintegration of the nervous system, and the animal has problems functioning

Indicate whether the statement is true or false

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The oil pan has ________ to keep the oil inlet submerged in oil at all times

A) Sumps B) Baffles C) Flaps D) Cooling fins

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