D$.$ Compute the junction pressure and pipe flows for the case in the following figure. Consider the flow into the junction as positive. Each pipe is $30-$m of $60-$mm$-$diameter cast iron, with $f=0\mathrm{.}0294.$

$\backslash$table$[[$Pipe$,L(m),D(m),f,k,$Press. $($k pascal$)],[1,30,0\mathrm{.}06,0\mathrm{.}0294,93644\mathrm{.}88,980],[2,30,0\mathrm{.}06,0\mathrm{.}0294,93644\mathrm{.}88,730],[3,30,0\mathrm{.}06,0\mathrm{.}0294,93644\mathrm{.}88,240]]$

$\backslash$table$[[\backslash$table$[[$Assumed$],[P_J$