A swimming pool company is preparing drawings of a newly designed uniform 4 ft deep lap pool. Overflow "scupper" valves are required, one for every 11,000 gal of water. The pool is 80 ft wide and 40 ft long. Water weighs 62.4 lb/ft 3 and 8.34 lb/gal. How many scuppers are required?
A. 5
B. 18
C. 8
D. 9
E. 108
Answer: D
Mathematics
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