A Chemical Storage Tank Has a Capacity of 200 Tons

question 100

Multiple Choice

A chemical storage tank has a capacity of 200 tons. Currently, the tank contains 50 tons of a mixture that has 10% of a certain active chemical and 1.8% of other inert ingredients. The owners of the tank want to replenish the supply in the tank and will purchase some combination of two available mixes. Mix 1 contains 70% of the active chemical and 3% of the inert ingredients; its cost is $107 per ton. Mix 2 contains 30% of the active chemical and 1% of the inert ingredients; its cost is $46 per ton. The desired final mixture should have at least 40% of the active chemical and at most 2% of the inert ingredients. How many tons of each mix should be purchased to obtain the desired final mixture at minimum cost? Find the minimum cost. Note that at least 40% of the active chemical means

• A)Minimum cost is $10,250 obtained by purchasing 70 tons of mix 1 and 60 tons of mix 2.
• B)Minimum cost is $8,720 obtained by purchasing 60 tons of mix 1 and 50 tons of mix 2.
• C)Minimum cost is $7,500 obtained by purchasing 40 tons of mix 1 and 70 tons of mix 2.
• D)Minimum cost is $9,180 obtained by purchasing 60 tons of mix 1 and 60 tons of mix 2.
• E)Minimum cost is $10,555 obtained by purchasing 50 tons of mix 1 and 60 tons of mix 2.

Explain the psychological mechanisms of food aversion and its conditioning.

Describe the impact of stimulus intensity on the strength of conditioned responses.

Understand the neural structures involved in Pavlovian conditioning, particularly fear and feeding behaviors.

Analyze the effects of different conditioning procedures (e.g., delayed, trace, simultaneous, and backward conditioning).

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Definitions:

Necessity Recognition

A rephrased definition of Need Recognition; it is the first step in the purchasing decision process, where a consumer realizes a vital requirement that needs to be fulfilled.

Problem Recognition

The initial stage in the buying process where a consumer realizes a need or a problem that requires a solution.

Information Search

The process that consumers undertake to gather and evaluate information about products and services that will satisfy a need or want.

Product Knowledge

Understanding and information regarding a product’s features, benefits, usage, and application.