Engine one is supplying engine two with a single hoseline of 2 ½" hose 600 ft in length. Engine two is supplying two 2 ½" handlines, each 150 ft long, using 7/8" tips with 50 psi nozzle pressure and discharging 150 GPM. What is the pump discharge pressure from engine one?
A. 146 psi
B. 156 psi
C. 186 psi
D. 206 psi
Answer: A. 146 psi
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