7/8 - 1/4 =

A. 1/4
B. 3/8
C. 1/2
D. 5/8


Answer: D

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

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At typical operating conditions, the high efficiency air-conditioning system will operate with an evaporator boiling point of ____°F.

A. 40 B. 45 C. 50 D. 55

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

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