When solving problems involving combined operations, if a problem asks you to find the difference, it is a subtraction problem.

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


True

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To deflate an air spring prior to removal of the spring:

A. Energize the vent solenoid in the air compressor B. Turn the air spring solenoid valve to the second stage C. Disconnect the air line from the air spring D. Turn the air spring solenoid valve to the first stage

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The most accurate indicator of local rainfall is the _____.

a. 10-year average b. 30-year average c. 50-year average d. 100-year average

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What is the additional charge required for a system with a factory charge of 56 oz of R-410A, an assumed length of 15 ft, and a3/8 in liquid line that is 35 ft long?

A) 35 × 0.6 = 21 oz B) (35 - 15 ) × 0.6 = 12 oz C) 56 oz + 21 oz = 77 oz D) 56 oz + 12 oz = 68 oz

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What is the chief economic disadvantage of recycling plastics?

What will be an ideal response?

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