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Introduction
1. The context and purpose of financial reporting
2. Accounting principles, concepts and qualitative characteristics
3. Double-entry bookkeeping and accounting systems
4. Recording transactions and events
5. Reconciliations
6. Preparing trial balance
7. Preparing financial statements
8. Preparing basic consolidated financial statements
9. Interpretation of financial statements
9.1 Introduction to financial statement analysis
9.2 Profitability ratios
9.3 Liquidity ratios
9.4 Efficiency (Activity) ratios
9.5 Gearing ratios
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9.4 Efficiency (Activity) ratios
Achievable ACCA Financial Accounting
9. Interpretation of financial statements
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Efficiency (Activity) ratios

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Learning objective

By the end of this module, you should be able to:

  • Calculate key accounting ratios related to efficiency
  • Calculate and interpret the relationship between the elements of the financial statements regarding profitability, liquidity, efficient use of resources, and financial position.
  • Draw valid conclusions from the information contained within the financial statements and present these to the appropriate user of the financial statements.
Definitions
Efficiency ratios
These are a group of ratios that measure how effectively a company uses its assets and manages its expenses to generate revenue. This group of ratios includes:
  • Inventory turnover
  • Inventory days
  • Receivables collection period
  • Payables payment period
Inventory turnover
This measures the number of times a company sells and replaces its inventory over a specific period (typically a year). It shows how quickly inventory is converted into sales.Formula:

Inventory turnover=Average InventoryCost of Sales​

*Average Inventory=2Opening Inventory+Closing Inventory​

Interpretation: A higher turnover ratio suggests inventory is sold quickly, which may indicate strong sales and effective inventory management. A lower turnover ratio may signal weak sales or excess stock. A lower ratio might indicate holdings of obsolete or unsaleable inventory, though it could also reflect a strategic purchase of raw materials in anticipation of price increases.

Inventory days
This measures the average number of days inventory is held before it is used or sold. This ratio is expressed in days, using 365 days in a year.Formula:

Inventory Days=Cost of SalesAverage Inventory​×365 days

*Average Inventory=2Opening Inventory+Closing Inventory​

Interpretation: The lower the number of days, the better. A higher number of inventory days might indicate holdings of obsolete or unsaleable inventory, but it might also reflect buying raw materials early in anticipation of a price increase or inventory still in the production process.

Receivables collection period
This measures the average number of days it takes customers to pay what they owe. Overall, it indicates how effectively short-term debts are being collected.

Formula:

Receivables collection period=Credit SalesAccount Receivables​×365 days

Interpretation: The lower the number of days, the better, because it indicates faster debt collection. A higher number of days (assuming the proportion of cash sales has not increased) indicates receivables are taking longer to pay. You’d typically investigate the terms of trade (credit policy) and whether there are long-outstanding debts that require provisions.

Payables payment period
This measures the average number of days it takes the company to pay its suppliers. It shows how much credit the company is taking. Overall, it reflects the company’s bargaining power with suppliers and its creditworthiness.

Formula:

Payables payment period=Credit purchasesAccount payables​×365 days

Interpretation: The higher the number of days, the better. An increase in days may indicate greater reliance on payables to finance the business. A decrease in days may indicate the company is taking cash discounts, or it may indicate suppliers are reducing credit terms because of the company’s decreased creditworthiness.

Cash operating cycle
Also referred to as the Cash Conversion Cycle (CCC) or Cash Cycle, this represents the number of days a company takes to turn cash spent on inventory into cash collected from sales. It helps you assess working capital management by tracking the time between paying suppliers and collecting from customers.Formula:

Cash Operating Cycle=Inventory Days+Receivables Collection Period−Payables Payment Period

Illustration: Financial statement analysis

Sokoto Company Limited is a manufacturing company that has been operating for several years. The company’s financial controller has prepared the financial statements for the year ended 31 December 2024. As a financial analyst, you have been asked to evaluate the company’s profitability performance for the period.

The following financial statements have been provided for your analysis:

Statement of profit or loss and other comprehensive income

$
Sales revenue 935,200.00
Cost of Sales (442,300.00)
Gross Profit 492,900.00
Distribution cost (151,000.00)
Administrative expenses (213,192.00)
Profit before interest and tax 128,708.00
Finance expense (16,000.00)
Profit before Tax 112,708.00
Income tax for the year (51,600.00)
Profit after tax 61,108.00
Other Comprehensive Income
Revaluation Surplus 50,000.00
Total comprehensive income 111,108.00

Statement of financial position as at 31 December 2024

$ $
Non-current Asset:
Property, Plant and Equipment 522,800.00
Current Asset:
Inventories 94,200.00
Accounts receivables 119,808.00
Prepaid expenses 5,800.00
Cash at bank 45,200.00
Total Current Assets 265,008.00
Total Asset 787,808.00
EQUITY AND LIABILITIES
Equity:
Ordinary share capital (50,000 shares) 200,000.00
Retained earnings 189,508.00
Revaluation Surplus 50,000.00
Total Equity 439,508.00
Non-current Liabilities:
8% Debenture 200,000.00
Current Liabilities:
Account Payables 83,300.00
Accrued expenses 16,400.00
Income tax payable 48,600.00
Total Current Liabilities 148,300.00
Total Equity and Liabilities 787,808.00
Ratio Industry average
Inventory turnover 3 times
Inventory days 70 days
Receivables collection period 50 days
Payables payment period 60 days
Cash operating cycle 60 days

Required: Calculate the following liquidity ratios for Sokoto Company Limited for the year ended 31 December 2024:

  1. Inventory turnover
  2. Inventory days
  3. Receivables collection period
  4. Payables payment period
  5. Cash operating cycle
  6. Compare each of your calculated ratios with the industry average provided above and comment on Sokoto Company Limited’s performance relative to the industry.

Suggested solution:

Try calculating the ratios and making the comparisons yourself before reviewing the suggested solution below.

  1. What is the inventory turnover ratio?
(spoiler)

Inventory turnover=Average InventoryCost of Sales​

You can find inventory on the statement of financial position and cost of sales on the statement of profit or loss. Note: Since only the closing inventory is provided, the closing inventory is used instead of the average inventory.

Inventory turnover=$94,200$442,300​=4.70 times

Inventory turns 4.7 times, above the industry’s 3 times. This suggests faster stock movement and more efficient inventory management, which can reduce holding costs and lower the risk of obsolescence.

  1. What is the inventory days?
(spoiler)

Inventory Days=Cost of SalesAverage Inventory​×365 days

You can find inventory on the statement of financial position and cost of sales on the statement of profit or loss.

Inventory Days=$442,300$94,200​×365 days=78 days

Inventory days of 78 days is slightly higher than the industry average of 70 days. This points to slower inventory movement than the industry benchmark, so it’s worth checking whether the company is holding excess stock, carrying slow-moving items, or experiencing seasonal effects.

  1. What is the receivables collection period?
(spoiler)

Receivables collection period=Credit SalesAccount Receivables​×365 days

You can find accounts receivable on the statement of financial position and sales on the statement of profit or loss. Note: Credit sales is not given explicitly, so total sales is used.

Receivables collection period=$935,200$119,808​×365 days=47 days

A receivables collection period of 47 days is better than the industry benchmark of 50 days. This suggests effective credit control and faster cash collection, which supports cash flow and reduces bad debt risk.

  1. What is the payables payment period?
(spoiler)

Payables payment period=Credit purchasesAccount payables​×365 days

You can find accounts payable on the statement of financial position. Note: Credit purchases is not given explicitly. Cost of sales is given and is used here.

Payables payment period=$442,300$83,300​×365 days=69 days

A payables payment period of 69 days is higher than the industry average of 60 days. This suggests the company is taking longer credit from suppliers and using supplier financing more heavily.

  1. What is the cash operating cycle?
(spoiler)

Cash Operating Cycle=Inventory Days+Receivables Collection Period−Payables Payment Period

Now combine the three working-capital timing measures.

Cash Operating Cycle=78 days+47 days−69 days=56 days

A cash cycle of 56 days, slightly below the 60-day industry benchmark, indicates relatively efficient working capital management. The company converts inventory and receivables into cash a little faster than the industry average.

Summary table of the analysis

Ratio Sokoto Company Limited Industry average Variance Performance analysis
Inventory Turnover 4.69 times 3.0 times +1.69 times Above industry average - More efficient inventory management
Inventory Days 78 days 70 days +8 days Above industry average - Slower inventory movement
Receivables Collection Period 47 days 50 days -3 days Below industry average - Faster debt collection
Payables Payment Period 69 days 60 days +9 days Above industry average - Longer credit terms utilized
Cash Operating Cycle 56 days 60 days -4 days Below industry average - More efficient working capital management

Overall Assessment: Sokoto Company Limited demonstrates excellent working capital management with efficiency ratios that generally outperform industry benchmarks. The company collects cash from customers relatively quickly and makes effective use of supplier credit, resulting in a shorter cash operating cycle than the industry average. The slightly higher inventory holding period is the main area to investigate, but overall, the company’s working capital efficiency supports liquidity and reduces the need for additional financing.

Note: This question only performed an industry-level comparison. In other questions, you may be given information for the same company for two (2) different years. The approach is the same: apply the formulas consistently, compare results, and interpret whether performance is improving or worsening, what factors may have contributed, and what actions could improve the results.

  • Efficiency ratios measure how effectively a company uses assets and manages expenses to generate revenue and sales.
  • Inventory turnover = Cost of Sales ÷ Average Inventory. Higher ratios indicate faster sales and efficient inventory management.
  • Inventory days = (Average Inventory ÷ Cost of Sales) × 365. Lower days indicate faster inventory conversion to sales.
  • Receivables collection period = (Accounts Receivables ÷ Credit Sales) × 365. Lower days indicate efficient debt collection practices.
  • Payables payment period = (Accounts Payables ÷ Credit Purchases) × 365. Higher days show better supplier credit utilization.
  • Cash operating cycle = Inventory Days + Receivables Period - Payables Period. Lower cycles indicate superior working capital efficiency.

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Efficiency (Activity) ratios

Learning objective

By the end of this module, you should be able to:

  • Calculate key accounting ratios related to efficiency
  • Calculate and interpret the relationship between the elements of the financial statements regarding profitability, liquidity, efficient use of resources, and financial position.
  • Draw valid conclusions from the information contained within the financial statements and present these to the appropriate user of the financial statements.
Definitions
Efficiency ratios
These are a group of ratios that measure how effectively a company uses its assets and manages its expenses to generate revenue. This group of ratios includes:
  • Inventory turnover
  • Inventory days
  • Receivables collection period
  • Payables payment period
Inventory turnover
This measures the number of times a company sells and replaces its inventory over a specific period (typically a year). It shows how quickly inventory is converted into sales.Formula:

Inventory turnover=Average InventoryCost of Sales​

*Average Inventory=2Opening Inventory+Closing Inventory​

Interpretation: A higher turnover ratio suggests inventory is sold quickly, which may indicate strong sales and effective inventory management. A lower turnover ratio may signal weak sales or excess stock. A lower ratio might indicate holdings of obsolete or unsaleable inventory, though it could also reflect a strategic purchase of raw materials in anticipation of price increases.

Inventory days
This measures the average number of days inventory is held before it is used or sold. This ratio is expressed in days, using 365 days in a year.Formula:

Inventory Days=Cost of SalesAverage Inventory​×365 days

*Average Inventory=2Opening Inventory+Closing Inventory​

Interpretation: The lower the number of days, the better. A higher number of inventory days might indicate holdings of obsolete or unsaleable inventory, but it might also reflect buying raw materials early in anticipation of a price increase or inventory still in the production process.

Receivables collection period
This measures the average number of days it takes customers to pay what they owe. Overall, it indicates how effectively short-term debts are being collected.

Formula:

Receivables collection period=Credit SalesAccount Receivables​×365 days

Interpretation: The lower the number of days, the better, because it indicates faster debt collection. A higher number of days (assuming the proportion of cash sales has not increased) indicates receivables are taking longer to pay. You’d typically investigate the terms of trade (credit policy) and whether there are long-outstanding debts that require provisions.

Payables payment period
This measures the average number of days it takes the company to pay its suppliers. It shows how much credit the company is taking. Overall, it reflects the company’s bargaining power with suppliers and its creditworthiness.

Formula:

Payables payment period=Credit purchasesAccount payables​×365 days

Interpretation: The higher the number of days, the better. An increase in days may indicate greater reliance on payables to finance the business. A decrease in days may indicate the company is taking cash discounts, or it may indicate suppliers are reducing credit terms because of the company’s decreased creditworthiness.

Cash operating cycle
Also referred to as the Cash Conversion Cycle (CCC) or Cash Cycle, this represents the number of days a company takes to turn cash spent on inventory into cash collected from sales. It helps you assess working capital management by tracking the time between paying suppliers and collecting from customers.Formula:

Cash Operating Cycle=Inventory Days+Receivables Collection Period−Payables Payment Period

Illustration: Financial statement analysis

Sokoto Company Limited is a manufacturing company that has been operating for several years. The company’s financial controller has prepared the financial statements for the year ended 31 December 2024. As a financial analyst, you have been asked to evaluate the company’s profitability performance for the period.

The following financial statements have been provided for your analysis:

Statement of profit or loss and other comprehensive income

$
Sales revenue 935,200.00
Cost of Sales (442,300.00)
Gross Profit 492,900.00
Distribution cost (151,000.00)
Administrative expenses (213,192.00)
Profit before interest and tax 128,708.00
Finance expense (16,000.00)
Profit before Tax 112,708.00
Income tax for the year (51,600.00)
Profit after tax 61,108.00
Other Comprehensive Income
Revaluation Surplus 50,000.00
Total comprehensive income 111,108.00

Statement of financial position as at 31 December 2024

$ $
Non-current Asset:
Property, Plant and Equipment 522,800.00
Current Asset:
Inventories 94,200.00
Accounts receivables 119,808.00
Prepaid expenses 5,800.00
Cash at bank 45,200.00
Total Current Assets 265,008.00
Total Asset 787,808.00
EQUITY AND LIABILITIES
Equity:
Ordinary share capital (50,000 shares) 200,000.00
Retained earnings 189,508.00
Revaluation Surplus 50,000.00
Total Equity 439,508.00
Non-current Liabilities:
8% Debenture 200,000.00
Current Liabilities:
Account Payables 83,300.00
Accrued expenses 16,400.00
Income tax payable 48,600.00
Total Current Liabilities 148,300.00
Total Equity and Liabilities 787,808.00
Ratio Industry average
Inventory turnover 3 times
Inventory days 70 days
Receivables collection period 50 days
Payables payment period 60 days
Cash operating cycle 60 days

Required: Calculate the following liquidity ratios for Sokoto Company Limited for the year ended 31 December 2024:

  1. Inventory turnover
  2. Inventory days
  3. Receivables collection period
  4. Payables payment period
  5. Cash operating cycle
  6. Compare each of your calculated ratios with the industry average provided above and comment on Sokoto Company Limited’s performance relative to the industry.

Suggested solution:

Try calculating the ratios and making the comparisons yourself before reviewing the suggested solution below.

  1. What is the inventory turnover ratio?
(spoiler)

Inventory turnover=Average InventoryCost of Sales​

You can find inventory on the statement of financial position and cost of sales on the statement of profit or loss. Note: Since only the closing inventory is provided, the closing inventory is used instead of the average inventory.

Inventory turnover=$94,200$442,300​=4.70 times

Inventory turns 4.7 times, above the industry’s 3 times. This suggests faster stock movement and more efficient inventory management, which can reduce holding costs and lower the risk of obsolescence.

  1. What is the inventory days?
(spoiler)

Inventory Days=Cost of SalesAverage Inventory​×365 days

You can find inventory on the statement of financial position and cost of sales on the statement of profit or loss.

Inventory Days=$442,300$94,200​×365 days=78 days

Inventory days of 78 days is slightly higher than the industry average of 70 days. This points to slower inventory movement than the industry benchmark, so it’s worth checking whether the company is holding excess stock, carrying slow-moving items, or experiencing seasonal effects.

  1. What is the receivables collection period?
(spoiler)

Receivables collection period=Credit SalesAccount Receivables​×365 days

You can find accounts receivable on the statement of financial position and sales on the statement of profit or loss. Note: Credit sales is not given explicitly, so total sales is used.

Receivables collection period=$935,200$119,808​×365 days=47 days

A receivables collection period of 47 days is better than the industry benchmark of 50 days. This suggests effective credit control and faster cash collection, which supports cash flow and reduces bad debt risk.

  1. What is the payables payment period?
(spoiler)

Payables payment period=Credit purchasesAccount payables​×365 days

You can find accounts payable on the statement of financial position. Note: Credit purchases is not given explicitly. Cost of sales is given and is used here.

Payables payment period=$442,300$83,300​×365 days=69 days

A payables payment period of 69 days is higher than the industry average of 60 days. This suggests the company is taking longer credit from suppliers and using supplier financing more heavily.

  1. What is the cash operating cycle?
(spoiler)

Cash Operating Cycle=Inventory Days+Receivables Collection Period−Payables Payment Period

Now combine the three working-capital timing measures.

Cash Operating Cycle=78 days+47 days−69 days=56 days

A cash cycle of 56 days, slightly below the 60-day industry benchmark, indicates relatively efficient working capital management. The company converts inventory and receivables into cash a little faster than the industry average.

Summary table of the analysis

Ratio Sokoto Company Limited Industry average Variance Performance analysis
Inventory Turnover 4.69 times 3.0 times +1.69 times Above industry average - More efficient inventory management
Inventory Days 78 days 70 days +8 days Above industry average - Slower inventory movement
Receivables Collection Period 47 days 50 days -3 days Below industry average - Faster debt collection
Payables Payment Period 69 days 60 days +9 days Above industry average - Longer credit terms utilized
Cash Operating Cycle 56 days 60 days -4 days Below industry average - More efficient working capital management

Overall Assessment: Sokoto Company Limited demonstrates excellent working capital management with efficiency ratios that generally outperform industry benchmarks. The company collects cash from customers relatively quickly and makes effective use of supplier credit, resulting in a shorter cash operating cycle than the industry average. The slightly higher inventory holding period is the main area to investigate, but overall, the company’s working capital efficiency supports liquidity and reduces the need for additional financing.

Note: This question only performed an industry-level comparison. In other questions, you may be given information for the same company for two (2) different years. The approach is the same: apply the formulas consistently, compare results, and interpret whether performance is improving or worsening, what factors may have contributed, and what actions could improve the results.

Key points
  • Efficiency ratios measure how effectively a company uses assets and manages expenses to generate revenue and sales.
  • Inventory turnover = Cost of Sales ÷ Average Inventory. Higher ratios indicate faster sales and efficient inventory management.
  • Inventory days = (Average Inventory ÷ Cost of Sales) × 365. Lower days indicate faster inventory conversion to sales.
  • Receivables collection period = (Accounts Receivables ÷ Credit Sales) × 365. Lower days indicate efficient debt collection practices.
  • Payables payment period = (Accounts Payables ÷ Credit Purchases) × 365. Higher days show better supplier credit utilization.
  • Cash operating cycle = Inventory Days + Receivables Period - Payables Period. Lower cycles indicate superior working capital efficiency.

More from Interpretation of financial statements

  • Introduction to financial statement analysis
  • Profitability ratios
  • Liquidity ratios
  • Gearing ratios