The chambered nautilus is a deep-sea creature with a spiral shell that can withstand pressure up to
1180
11801180 pounds per square inch
(
psi
)
(psi)left parenthesis, start text, p, s, i, end text, right parenthesis. Underwater pressure consists of atmospheric pressure, which is
14.7
 
psi
14.7psi14, point, 7, start text, p, s, i, end text, plus
0.45
 
psi
0.45psi0, point, 45, start text, p, s, i, end text of hydrostatic pressure per foot of depth under water. To the nearest foot, what is the maximum depth under water at which the shell of a chambered nautilus can withstand the pressure?