A magnesium alloy contains the following volumes of each element: 341.2 cubic decimeters of magnesium, 30.96 cubic decimeters of aluminum, 488.0 cubic centimeters of manganese, and 672.0 cubic centimeters of zinc. Find the percent composition by volume of aluminum.  Round the answer to the nearest hundredth percent.

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


8.29%

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The correct rotational direction is indicated by ____ on the driven machine.

a. arrows b. labels c. braille-type dots d. tags

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In the diagram, if side AB is equal to 8.2 cm, EB is equal to 9.2 cm, and side ED is equal to 20.5 cm, what is the measure of side CD?  Round the answer to the nearest tenth centimeter.

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

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In years past is was common for an engine to require major cylinder head or block work before 100,000 miles.

Answer the following statement true (T) or false (F)

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In the parking brake system, in order to provide a balanced braking force to each wheel, a(n) ____________________ is used.

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

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