Determine Whether the Following Argument Is Valid $$\begin{array} { l } p \rightarrow r \\q \rightarrow r \\ q \vee \neg r \\\hline \therefore p\end{array}$$

question 158

Short Answer

Determine whether the following argument is valid: $$\begin{array} { l } p \rightarrow r \\q \rightarrow r \\ q \vee \neg r \\\hline \therefore p\end{array}$$

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Definitions:

Beginning Merchandise Inventory

The value of goods on hand at the start of an accounting period for the purpose of sale in the course of business.

Ending Merchandise Inventory

The final value of a company's inventory at the end of an accounting period, calculated by adding purchases to beginning inventory and subtracting cost of goods sold.

Gross Profit Rate

The ratio of gross profit to net sales, expressed as a percentage, indicating the efficiency of sales relative to the cost of goods sold.

Net Sales

The revenue from goods or services sold after deducting returns, allowances for damaged or missing goods, and any discounts allowed.