$3.-$ A water tube is connected to a double$-$U manometer, as shown in the figure, at a location where the local atmospheric pressure is $14\mathrm{.}2$ psia. Determine the absolute pressure at the center of the tube. The density of water at $4\backslash$deg C is $62\mathrm{.}42$ lbm$/$ft$3SG=80$