All practice questions

Match each conditional statement on the left with its logically valid contrapositive on the right.

In formal logic, accurately diagramming conditional statements is crucial for deductive reasoning. Let $M$ represent the statement 'The motion is granted' and $S$ represent the statement 'A settlement is reached'. Match each legal rule on the left with its correct propositional logic translation on the right.

In an argument by elimination, competing hypotheses are systematically ruled out by specific premises until only one valid option remains. Match each proposed hypothesis for the sudden decline in a local bee population (left) with the specific evidence that logically eliminates it from consideration (right).

Below are four excerpts from a panel discussion regarding a proposal to implement a universal basic income (UBI). Match each excerpt to the abstract description of the method of reasoning it primarily employs.

Read the following argument from an anthropologist. Then, match each excerpt from the argument to the statement that best describes its structural role.

Anthropologist: The prevailing hypothesis regarding the collapse of the Classic Maya civilization points to a period of prolonged drought as the primary cause. But this drought hypothesis is ultimately unconvincing. While paleoclimatological records do confirm a severe drought during that era, several major Maya cities located in the driest regions continued to thrive for centuries after the drought began. Therefore, factors other than climate change must have been the primary drivers of the societal collapse.

Match each set of conditional premises with its logically valid chained conclusion or its valid contrapositive.

Review the following argumentative passages and pair each excerpt with the abstract description that most accurately characterizes its primary method of reasoning.

Read the following argument carefully. Match each excerpt from the argument (on the left) with the statement that most accurately describes its structural role in the argument (on the right).

"Proponents of 'rewilding' argue that reintroducing apex predators to disturbed ecosystems will naturally restore ecological balance. They base this on the assumption that these ecosystems still possess the underlying carrying capacity to support such predators. This assumption, however, is demonstrably false. Decades of intensive agriculture have fundamentally altered soil microbiomes, drastically reducing the primary productivity that forms the base of the food web. Because of this reduction, herbivore populations cannot recover to historical levels. It follows that reintroduced apex predators would quickly exhaust their prey base and face starvation. Consequently, rewilding efforts that focus on apex predators without first restoring soil health are destined to fail. The true path to ecological restoration must therefore begin at the microscopic level."

Read the following argument carefully. Then, match each excerpt from the stimulus to the statement that most accurately describes its structural role in the argument.

"Many agricultural historians argue that the adoption of the heavy plow in medieval Europe directly caused a rapid increase in population by drastically improving crop yields. Detailed manorial records, however, indicate that population growth in several key regions actually preceded the widespread introduction of the heavy plow by nearly a century. Consequently, the heavy plow was a result, rather than the primary cause, of medieval demographic shifts. After all, expanding populations require increased food production to sustain larger workforces. This mounting pressure to produce more food clearly forced medieval communities to innovate and adopt more efficient agricultural technologies."

A pharmaceutical regulatory agency uses the following propositional variables to evaluate clinical trials:

$M$: Marketing is approved
$T$: Toxicity is low
$R$: Regulatory audit is passed
$C$: Control group improves

Match each English policy statement with its logically equivalent formal diagram. Note that the correct match may represent either the direct translation or its valid contrapositive.

Read the following argument carefully.

In evolutionary biology, 'convergent evolution' occurs when distantly related lineages independently develop analogous structures to adapt to parallel environmental selective pressures—for instance, the hydrodynamic, streamlined morphologies of both cetaceans (mammals) and chondrichthyes (cartilaginous fishes). These physiological traits do not emanate from a recent shared genetic lineage, but rather from a shared imperative to overcome identical fluid dynamic constraints. A strictly isomorphic phenomenon is observable in the contemporary software industry regarding the user experience architectures of enterprise productivity suites. Despite being architected upon fundamentally incompatible legacy codebases and engineered by antagonistic corporate entities devoid of shared intellectual property, the graphical interfaces of elite word processors and financial modeling software have converged upon a nearly indistinguishable topology. Just as fluid dynamic realities compel biological morphological uniformity, the immutable cognitive bandwidth limits of human users and the relentless market mandate for frictionless cross-application interoperability have compelled an architectural homogeneity upon these disparate digital tools.

Based on the argument by analogy presented above, match each element from the target domain (the software industry) with its exact structural equivalent in the base domain (evolutionary biology).

The following paragraph presents an argument about art history:

Some art historians maintain that the recent discovery of the lost frescoes at Villa Sabina proves that the painter Caracciolo was active in Rome a decade earlier than previously believed. This assertion, however, is unfounded. Caracciolo's distinct method of layering lapis lazuli pigment did not develop until his later Neapolitan period. Furthermore, the chemical composition of the plaster at Villa Sabina matches techniques widely used by other Roman guilds during that time, but not by Caracciolo's known workshop. Because of these discrepancies, the frescoes were likely painted by a contemporary imitator rather than by Caracciolo himself. Thus, the discovery provides no reliable evidence for revising the timeline of Caracciolo's career.

Identify the role played in the author's reasoning by each of the specific excerpts below. Match the excerpt to its exact structural function.

A civil aviation authority is formalizing its autonomous vehicle protocols into a logical database. The fundamental propositions are defined as follows:

$A$: The airspace is restricted
$B$: The beacon is activated
$C$: The clearance is revoked
$D$: The drone is grounded

Match each complex English regulatory rule to a logically equivalent formal representation. (Note: $\sim$ denotes logical negation, and $\rightarrow$ denotes implication. The correct formal representations may be in their contrapositive forms.)

Read the following argument concerning technological regulation:

'Some legal scholars contend that imposing strict liability on software developers for algorithmic bias will irreparably hinder the advancement of artificial intelligence. This apprehension, however, is fundamentally misguided. The history of technological regulation demonstrates that strict liability frameworks actually accelerate innovation by forcing industries to standardize safety protocols. Furthermore, because standardized safety protocols inevitably increase public trust in emerging technologies, strict liability is ultimately beneficial to the software industry. Therefore, to ensure the long-term viability of artificial intelligence, regulatory agencies must implement strict liability standards for algorithmic development.'

Which structural role does each of the following excerpts play within the argument?

Match each of the following culinary certification rules to its correct logical contrapositive diagram.

Assume the following variables:
$M$ = Master status is achieved
$T$ = Technique is perfected
$F$ = Final exam is passed
$E$ = Critical error occurs

Analyze the following argument concerning the Bronze Age collapse:

'Although historians frequently attribute the collapse of the Bronze Age societal network to a singular catastrophic event, such as a massive earthquake storm, this hypothesis is unsustainable. A singular catastrophic event would have caused simultaneous abandonment of urban centers across the Mediterranean. However, archaeological stratigraphy reveals that urban centers in the Levant were abandoned incrementally over a period of seventy years. Clearly, then, the systemic collapse was a protracted process rather than a sudden event. Furthermore, since protracted systemic collapses are invariably driven by interconnected economic disruptions rather than isolated natural disasters, the demise of the Bronze Age network must have been precipitated by a breakdown in international trade.'

Match each excerpted statement from the argument to the precise structural role it plays.

Read the philosopher's argument below carefully.

Philosopher: Proponents of strict bio-conservation argue that we have a moral duty to prevent the extinction of any currently existing species, as each species represents a unique, irreplaceable thread in the ecological tapestry. However, this is like arguing that a library must preserve every single manuscript ever written, regardless of its quality or the cost of preservation. Just as a library with finite space and resources must curate its collection, prioritizing works of significant historical or literary value to maintain a functional and useful institution, environmental policymakers, possessing limited resources, must prioritize the preservation of keystone species that are crucial for the stability of the entire ecosystem, rather than attempting to save every single species indiscriminately.

Match the components of the philosopher's library analogy (the base case) with their structural counterparts in the argument regarding bio-conservation (the target case).

Match each logical refutation in the left column with the argument in the right column that exhibits an identical parallel structure in its use of a counterexample.

Match each conditional cybersecurity rule from the corporate protocol manual on the left with its logically equivalent contrapositive on the right.

A financial regulatory board has issued a new set of auditing standards. Below are four rules extracted from these standards. Match each English regulatory rule to its accurate formal logical diagram.

Use the following variables for your diagramming:
$A$: The audit is approved
$R$: The receipts are verified
$L$: The ledger is balanced
$D$: Discrepancies are reported