A Package Express Carrier Is Considering Expanding the Fleet of Aircraft

question 46

Essay

A package express carrier is considering expanding the fleet of aircraft used to transport packages.There is a total of $220 million allocated for purchases.Two types of aircraft may be purchased - the C1A and the C1B.The C1A costs $25 million, while the C1B costs $18 million.The C1A can carry 60,000 pounds of packages, while the C1B can only carry 40,000 pounds of packages.The company needs at least eight new aircraft.In addition, the firm wishes to purchase at least twice as many C1Bs as C1As.Formulate this as an integer programming problem to maximize the number of pounds that may be carried.

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Definitions:

Agonist

A substance that fully activates the receptor it binds to, producing a maximal biological response.

Inferior Rectus

A muscle in the eye that controls downward eye movements, part of the extraocular muscles.

Medial Rectus

A muscle in the eye responsible for moving the eyeball towards the nose, part of the extraocular muscles.

Temporal Lines

Curved lines on the lateral surfaces of the skull where the temporalis muscle attaches, important for chewing movements.