1 ∼(N $\lor$ O)
2 P ⊃ ∼Q
-Consider Assuming 'N

question 282

Multiple Choice

1. ∼(N $\lor$ O)
2. P ⊃ ∼Q
-Consider assuming 'N $\lor$ P' for conditional proof. Which of the following propositions is an immediate (one-step) consequence in PL of the given premises with that further assumption for conditional proof?

• A) ∼N \( \lor \) ∼O
• B) ∼N • ∼O
• C) ∼N
• D) ∼Q ⊃ P
• E) O \( \lor \) Q

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Definitions:

Labour Efficiency Variance

A measure used in accounting to indicate the difference between the actual number of labor hours used and the standard number of hours that should have been used, multiplied by the standard labor rate.

Variable Overhead

Costs that vary with the level of production or business activity, such as utilities and indirect materials, but do not directly correlate to direct labor or materials.

Variable Overhead Efficiency Variance

The difference between the actual variable overhead costs incurred and the expected (or standard) costs, based on efficient usage of resources.

Actual Labour Hours

The real amount of labor time spent by employees on the production of goods or provision of services.