The function p (d) =1 +d/33 gives the pressure, in atmosphere (atm), at a depth d in the sea (d is in feet). Note that p (0) =1 atm, p (33) =2, and...

The function p (d) =1 +d/33 gives the pressure, in atmosphere (atm), at a depth d in the sea (d is in feet). Note that p (0) =1 atm, p (33) =2, and so on. Find the pressure at 160 feet. (Answer should be integer or simplified fraction).