A Six Room Building Has the Following Supply Air Requirements

Multiple Choice

A six room building has the following supply air requirements. A = 670 ft ³ /min, B = 537 ft ³ /min, C = 46 ft ³ /min, and D = 990 ft ³ /min. What is the required HVAC unit supply air flow? Use the rules for addition and subtraction of measurements.

A) 2,242 ft ³ /min
B) 22,430 ft ³ /min
C) 2,243 ft ³ /min
D) 2,240 ft ³ /min
E) 2,200 ft ³ /min