For the given network, calculate the flow in each pipe using all methods. Compare and discuss the results obtained. Calculate the pressure at each node. Show your initial assumption for $Q$ in pipes on the table.

$\backslash$table$[[$pipe$,\backslash$table$[[$Assumed$],[$initial a$]]],[p-1,],[P-2,],[P-3,],[P-4,]]$

$\backslash$table$[[$Node$,$type,Z$,$q$],[1,\backslash$table$[[$Supply Tank and$],[$service node$]],50,35],[2,$Service node,$25,45],[3,$Service node,$35,75],[4,$Suply Tank,$60,0],[,,$ Tot.