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Exhibit 81
the Following Questions Pertain to the Problem and Spreadsheet

question 10

Multiple Choice

Exhibit 8.1
The following questions pertain to the problem and spreadsheet below.
A company makes products A and B from 2 resources,labor and material.The company wants to determine the selling price which will maximize profits.A unit of A costs 25 to make and demand is estimated to be 20 ? .10 * Price of A.A unit of B costs 18 to make and demand is estimated to be 30 ? .07 * Price of B.The utilization of labor and materials and the available quantity of resources is shown in the table.A reasonable price for the products is between 100 and 200.
$\begin{array}{lccc}\text { Product } & \text { A } & \text { B } & \text { Avalable resources } \\\hline \text { Labor hr/unit) } & 3 & 2 & 150 \\\text { Material ounces/unit) } & 1 & 2 & 200 \\\text { Manufacturing cost\$/unit) } & 25 & 18 & \\\text { Demand units) } & 20-.10^{*} \mathrm{P}_{1} & 30-.07^{*} \mathrm{P}_{2} &\end{array}$
Let X₁= demand for As and X₂= demand for Bs.Let P₁= price for As and P₂= price for Bs
$Exhibit 8.1 The following questions pertain to the problem and spreadsheet below. A company makes products A and B from 2 resources,labor and material.The company wants to determine the selling price which will maximize profits.A unit of A costs 25 to make and demand is estimated to be 20 ? .10 * Price of A.A unit of B costs 18 to make and demand is estimated to be 30 ? .07 * Price of B.The utilization of labor and materials and the available quantity of resources is shown in the table.A reasonable price for the products is between 100 and 200. \begin{array}{lccc} \text { Product } & \text { A } & \text { B } & \text { Avalable resources } \\ \hline \text { Labor hr/unit) } & 3 & 2 & 150 \\ \text { Material ounces/unit) } & 1 & 2 & 200 \\ \text { Manufacturing cost\$/unit) } & 25 & 18 & \\ \text { Demand units) } & 20-.10^{*} \mathrm{P}_{1} & 30-.07^{*} \mathrm{P}_{2} & \end{array} Let X1 = demand for As and X2 = demand for Bs.Let P1 = price for As and P2 = price for Bs -An investor wants to determine how much interest he must earn to be able to make the payments on a 10-year mortgage which has increasing annual payments.The problem is summarized in the accompanying spreadsheet.The investor has enough money to make an initial investment of $9,000 and hopes he can earn 12%,compounded quarterly,on his investments.He would like to know how low his annual return can be and still allow him to make his payments from interest income.What formula goes in cell C7 of the spreadsheet? A) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4-\mathrm{B} 7 B) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3\right) -\mathrm{B} 7 C) \left.=\mathrm{B} 7^{*} \$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4-\mathrm{B} 7 D) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4$
-An investor wants to determine how much interest he must earn to be able to make the payments on a 10-year mortgage which has increasing annual payments.The problem is summarized in the accompanying spreadsheet.The investor has enough money to make an initial investment of $9,000 and hopes he can earn 12%,compounded quarterly,on his investments.He would like to know how low his annual return can be and still allow him to make his payments from interest income.What formula goes in cell C7 of the spreadsheet?
$Exhibit 8.1 The following questions pertain to the problem and spreadsheet below. A company makes products A and B from 2 resources,labor and material.The company wants to determine the selling price which will maximize profits.A unit of A costs 25 to make and demand is estimated to be 20 ? .10 * Price of A.A unit of B costs 18 to make and demand is estimated to be 30 ? .07 * Price of B.The utilization of labor and materials and the available quantity of resources is shown in the table.A reasonable price for the products is between 100 and 200. \begin{array}{lccc} \text { Product } & \text { A } & \text { B } & \text { Avalable resources } \\ \hline \text { Labor hr/unit) } & 3 & 2 & 150 \\ \text { Material ounces/unit) } & 1 & 2 & 200 \\ \text { Manufacturing cost\$/unit) } & 25 & 18 & \\ \text { Demand units) } & 20-.10^{*} \mathrm{P}_{1} & 30-.07^{*} \mathrm{P}_{2} & \end{array} Let X1 = demand for As and X2 = demand for Bs.Let P1 = price for As and P2 = price for Bs -An investor wants to determine how much interest he must earn to be able to make the payments on a 10-year mortgage which has increasing annual payments.The problem is summarized in the accompanying spreadsheet.The investor has enough money to make an initial investment of $9,000 and hopes he can earn 12%,compounded quarterly,on his investments.He would like to know how low his annual return can be and still allow him to make his payments from interest income.What formula goes in cell C7 of the spreadsheet? A) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4-\mathrm{B} 7 B) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3\right) -\mathrm{B} 7 C) \left.=\mathrm{B} 7^{*} \$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4-\mathrm{B} 7 D) \left.=\mathrm{B} 7^{*} 1+\$ \mathrm{C} \$ 3 / 4\right) ^{\wedge} 4$

Definitions:

Validity

The extent to which a test or instrument measures what it is supposed to measure.

Social Norms

Shared guidelines or rules about acceptable behaviors within a particular group or society.

Informational Social Influence

The effect of other people's behavior on an individual's actions and beliefs, stemming from the desire to be correct in situations where the correct action or belief is uncertain.

Cognitive Dissonance Theory

A theory suggesting that individuals experience discomfort (dissonance) from holding two or more conflicting cognitions (thoughts, beliefs, or attitudes), leading them to alter behavior or attitudes to reduce discomfort.

Exhibit 81 the Following Questions Pertain to the Problem and Spreadsheet

Definitions:

Exhibit 81
the Following Questions Pertain to the Problem and Spreadsheet