Difficulty: Easy
Correct Answer: All of these
Explanation:
Introduction / Context:Profitability ratios help stakeholders assess how efficiently a firm converts sales into profit and how effectively it uses its investment base to create earnings. This question distinguishes between sales-related profitability ratios and investment-related profitability ratios and checks recall of standard exemplars for each.
Given Data / Assumptions:
Concept / Approach:Sales-related ratios evaluate margin structure; investment-related ratios evaluate earnings yield on resources employed. Together they provide a comprehensive picture of pricing power, cost control, and capital productivity. The examples cited—Gross Profit/Net Sales and Net Profit After Tax/Total Assets—are canonical forms of these two classes.
Step-by-Step Solution:
Confirm that “profitability ratios” is an umbrella term.Identify Gross Profit Ratio = Gross Profit / Net Sales.Identify ROA ≈ Net Profit After Tax / Total Assets (average assets in many texts).Verification / Alternative check:
Use DuPont decomposition to link margins (sales-based) with asset turns (investment-based) to explain ROA/ROE behavior.Why Other Options Are Wrong:
Each individual statement is correct; only “All of these” reflects the complete taxonomy.“None of these” is inconsistent with standard definitions.Common Pitfalls:
Mixing operating and non-operating items when computing net sales or net profit, distorting ratios.Using end-of-period assets instead of average assets where the convention requires averages.Final Answer:
All of these
Discussion & Comments