A stream with a rectangular cross section has a width of 5 feet and an average depth of 3 feet. The velocity of the water flowing through this segment of the stream is 1 feet per second. What is the discharge of the stream?
A. 3/5 ft; 3/second
B. 1 2/3 ft; 3/second
C. 6 2/3 ft; 3/second
D. 30 ft; 3/second
E. 15 ft; 3/second
Answer: E
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