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A marine biologist research on the shellfish 80 feet below sea level the marine biologist dives into sea at a rate that is no less than -5 ft./s how long

would it take to marine biologist just to reach a shellfish


Position of shellfish = 80 feet below sea level
retardation by marine biologist = -5 feet per second
time taken = distance / speed
= (80 / 5) seconds
= 16 seconds
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