Rey Received the Highest Grade on Test #1

question 147

Multiple Choice

Rey received the highest grade on Test #1. Spencer, who is not Rey, received a grade on Test #1. So, Rey's grade is higher than Spencer's. (r: Rey; s: Spencer; t: Test #1; Gxy: x is a grade on y; Hxy: x is higher than y; Rxy: x received y)
-Which of the following is the best translation into F of this argument?

• A) 1. (∃x){Gxt • Rrx • (∀y){Ryt ⊃ (∀z)[(Gzy • z≠r) ⊃ Hxy]}} 2. s≠r • (∃x)(Gxt • Rsx) / (∃x)(∃y)(Gxt • Rrx • Gyt • Rsy • Hxy)
• B) 1. (∃x){Gxt • Rrx • (∀y){Ryt ⊃ (∀z)[(Gzy • z=r) ⊃ Hxy]}} 2. s≠r • (∃x)(Gsx • Rxt) / (∃x)(∃y)(Gxt • Rrx • Gyt • Rsy • Hxy)
• C) 1. (∃x){Gxt • Rrx • (∀y){Gyt ⊃ (∀z)[(Rzy • z≠r) ⊃ Hxy]}} 2. s≠r • (∃x)(Gxt • Rsx) / (∃x)(∃y)(Gxt • Rrx • Gyt • Rsy • Hxy)
• D) 1. (∀x){Gxt • Rrx • (∀y){Gyt ⊃ (∀z)[(Rzy • z≠r) ⊃ Hxy]}} 2. s≠r • (∃x)(Gsx • Rxt) / (∃x)(∃y)(Gxt • Rrx • Gyt • Rsy • Hxy)
• E) 1. (∃x){Gxt • Rrx • (∀y){Gyt ⊃ (∀z)[(Rzy • z=r) ⊃ Hxy]}} 2. s≠r • (∃x)(Gxt • Rsx) / (∃x)(∃y)(Gxt • Rrx • Gyt • Rsy • Hxy)

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Definitions:

Required Return

The minimum expected return an investor seeks on an investment, considering the risk associated with it.

Contribution Margin

The amount by which sales revenue exceeds variable costs, indicating how much revenue is contributing to fixed costs and profit.

Annual Fixed Costs

The total of all business expenses that are constant and do not change with the level of goods or services produced within a given time period, typically a year.