## Cargo Plane

set comparts := front center back;
set capacs :=  wtcmp space;    # capacities on plane
set cargos :=  C1 C2 C3 C4;
set cargoWVP :=  wtcarg vol profit;  # properties of cargos

param limits:  wtcmp space :=      #  capacities: tons   cubic ft
front          12  7000
center           18  9000
back          10  5000;

                    # properties:   tons,  cubic-ft/ton, $/ton
param cargonumbers:    wtcarg vol profit := 
C1                     20  500  280 
C2                      16  700  360
C3                      25  600  320
C4                     13  400  250;