Please answer the following two questions. Please show your calculations.

$\backslash$table$[[$Factor$,$Weight,East #$1,$East #$2,$West$],[$Initial cost$,8,100,150,140],[$Traffic$,10,40,40,30],[$Maintenance$,6,20,25,18],[$Dock space,$6,25,10,12],[$Neighbourhood$,4,12,8,15]]$