Carlton Construction Is Supplying Building Materials for a New Mall

question 78

Essay

Carlton construction is supplying building materials for a new mall construction project in Kansas. Their contract calls for a total of 250,000 tons of material to be delivered over a three-week period. Carlton's supply depot has access to three modes of transportation: a trucking fleet, railway delivery, and air cargo transport. Their contract calls for 120,000 tons delivered by the end of week one, 80% of the total delivered by the end of week two, and the entire amount delivered by the end of week three. Contracts in place with the transportation companies call for at least 45% of the total delivered be delivered by trucking, at least 40% of the total delivered be delivered by railway, and up to 15% of the total delivered be delivered by air cargo. Unfortunately, competing demands limit the availability of each mode of transportation each of the three weeks to the following levels (all in thousands of tons): The following is the LP model for this logistics problem. ​ What formula goes in cells F10, E3, E4, E5, and B6 of this Excel spreadsheet?

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Definitions:

Tetrahedral Geometry

A configuration in which a central atom is encircled by four atoms located at the tetrahedron's corners.

Carbon Atoms

The fundamental building blocks of organic molecules, characterized by having four bonding sites to form covalent bonds.

Cocaine

Cocaine is a powerful stimulant drug, derived from the leaves of the coca plant, that acts on the central nervous system, increasing energy and euphoria but also potentially leading to addiction and health issues.

Tetrahedral Geometry

A molecular geometry where a central atom is located at the center with four substituents that are located at the corners of a tetrahedron.