Rey Received the Highest Grade on Test #1

question 281

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 propositions is an immediate (one-step) consequence in F of the given premises?

• A) Gst • Rrs • (∀y){Gyt ⊃ (∀z)[(Rzy • z≠r) ⊃ Hsy]}
• B) (∃x)(Gsx • Rxt)
• C) (∃x)(Gxt • Rsx)
• D) Gat • Rra • (∀y){Gyt ⊃ (∀z)[(Rzy • z≠r) ⊃ Hay]}
• E) Gxt • Rrx • (∀y){Ryt ⊃ (∀z)[(Gzy • z≠r) ⊃ Hxy]}

---

Definitions:

Disposable Income

Net funds allocated to households for their spending and saving post the application of income taxes.

Consumption

Consumption is the act of using goods and services by households or individuals.

MPS

Marginal Propensity to Save, expressing the portion of additional income that a household saves rather than spends.

Disposable Income

The amount of money that households have available for spending and saving after income taxes have been accounted for. It is a key indicator of economic health and consumer spending.