3.6 Efficiency ratio analysis questions for IB Business Management

45 questions on Efficiency ratio analysis, written by Augment in the style of IB exam papers. Six of them are below in full, to answer on paper.

  • IB Business Management
  • Part of 3 Finance and accounts
  • HL only

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Question 1 · BM-00015Paper 2 · 20 marks

Okanagan Cedarworks

[1] Okanagan Cedarworks Ltd (OCW) is a private limited company in Kelowna, Canada. It makes garden tables, chairs and loungers from western red cedar and sells them to garden centres and home-improvement retailers across western Canada. Retailers are given 30 days’ credit. Most sales are made between March and June.

[2] In 2025 OCW’s managing director, Daniel Tremblay, increased the range from 40 to 75 designs, hoping to attract younger customers. Several of the new designs sold slowly, and by December the warehouse was full of finished furniture. Two large retailers have also started to pay later than agreed.

[3] OCW’s finance manager, Aiko Sato, is worried that too much cash is tied up in stock. She has suggested two strategies: making the slow-selling designs only to order, and holding a clearance sale of the unsold designs at a 25 % discount before the next spring season.

Table 1: Extracts from OCW’s final accounts for the years ending 31 December (C$000)

2024

2025

Sales revenue

6 200

6 500

Cost of sales

3 650

3 800

Opening stock

720

880

Closing stock

880

1 020

Debtors

510

640

Trade creditors

300

290

Table 2: Selected efficiency ratios for OCW, 2024

Ratio

2024

Stock turnover

4.56 times

Debtor days

30.02 days

Creditor days

30.00 days

  1. (a)(i)

    Using Table 1, calculate for 2025 OCW’s stock turnover (number of times) (show all your working).

    2 marks

  2. (a)(ii)

    Using Table 1, calculate for 2025 OCW’s debtor days (show all your working).

    2 marks

  3. (a)(iii)

    Using Table 1, calculate for 2025 OCW’s creditor days (show all your working).

    2 marks

  4. (b)

    Using your answers to (a) and Table 2, comment on the change in OCW’s efficiency between 2024 and 2025.

    4 marks

  5. (c)

    Discuss the two strategies suggested by Aiko Sato for improving OCW’s stock turnover (paragraph 3).

    10 marks

Question 2 · BM-01744Paper 3 · 25 marks

Hearthwise Retrofit CIC (HRC)

Read the resources and answer the questions that follow.

Hearthwise Retrofit CIC (HRC) is a community interest company* in Liverpool, UK, founded in 2019 by Joanne Okoro, a former social worker, and Gareth Pryce, a builder. It trains young people leaving the care system as installers and fits insulation, new windows and heat pumps in cold, damp homes. Most of its work is for low-income households under a government energy-efficiency grant scheme. HRC employs 38 people, 22 of them care leavers.

* community interest company (CIC): a UK limited company for social enterprises; its assets must be used for the community and dividends to shareholders are capped.

Image: a red-brick terraced house wrapped in scaffolding; a young installer in an HRC hoodie fixes white insulation boards to the wall while a grandmother watches from the doorstep with a mug of tea. Slogan: “Warm homes, bright futures”.

Resource 1 – News article from the *Merseyside Business Post*

Grant delays leave small installers out in the cold

Installers working on the government’s home-energy grant scheme say they now wait an average of 90 days to be paid after a home passes inspection. “We pay for materials and wages up front, then wait three months,” said Joanne Okoro of HRC. “We are busier than ever and have never had less cash.” The government says it is “working to speed up payments”.

Resource 2 – Social media posts from Bernadette, an HRC customer

Forty years in this house and the first winter I haven’t had black mould on the bedroom wall. My gas bill is down by a third. The lads from Hearthwise were polite, tidy and told me all about their training. [1/2]

Only thing – they had to stop for two weeks halfway through because “materials hadn’t been paid for yet”. Hope they’re OK, they’re a credit to Liverpool. [2/2]

Resource 3 – HRC’s final accounts

Table 1: Statement of profit or loss for the years ended 31 December (£000)

2024

2025

Sales revenue

1 900

2 400

Cost of sales

(1 254)

(1 680)

Gross profit

646

720

Expenses

(476)

(600)

Profit before interest and tax

170

120

Interest

(10)

(20)

Profit before tax

160

100

Tax

(40)

(25)

Profit for period

120

75

Dividends

0

0

Retained profit

120

75

Table 2: Statement of financial position as at 31 December 2025 (£000)

£000

Property, plant and equipment (vans and equipment)

620

Accumulated depreciation

(180)

Non-current assets

440

Cash

12

Debtors

380

Stock (insulation, windows, heat pumps)

180

Current assets

572

Total assets

1 012

Bank overdraft

150

Trade creditors

290

Other short-term loans

30

Current liabilities

470

Borrowings (long-term)

200

Total liabilities

670

Net assets

342

Share capital

100

Retained earnings

242

Total equity

342

In 2024 HRC’s current ratio was 1.64, its acid test ratio 1.18 and its ROCE 46.32 %.

Resource 4 – Internal email from Gareth Pryce to Joanne Okoro

From: Gareth Pryce, Operations Director

To: Joanne Okoro, Managing Director

Subject: Cash, contracts and choices

We have reached our £150 000 overdraft limit. Two opportunities have come up:

1. Mersey Homes, a housing association, wants us to retrofit 300 homes over two years at £8 000 per home. Margins are like our grant work (gross profit margin about 28 %), and it pays 60 days after each home is finished.

2. Private homeowners in the wealthier suburbs keep asking for quotes. Private work earns a gross profit margin of about 40 %, and customers pay a 30 % deposit before we start. At present it is only 15 % of our revenue.

A social bank has offered a £250 000 loan at 7 % over six years; our overdraft costs 12 %. Joanne, I know you worry that private work is not why we exist. But if we run out of cash, we help nobody.

CONFIDENTIAL: this email and any attachments are intended only for the named recipients.

Resource 5 – Comparison of HRC’s work (2025)

Grant-scheme homes

Private homeowners

Share of HRC revenue

85 %

15 %

Gross profit margin

28 %

40 %

When HRC is paid

90 days after inspection

30 % deposit; balance on completion

Customers’ average household income

below £18 000

above £60 000

Resource 6 – Interview with Kyle, aged 20, an HRC trainee installer

“I left care at 18 with nothing. HRC gave me a trade and a team that actually checks I’m OK. When we fit a heat pump for a pensioner who’s been cold for years, that feels like the point. I wouldn’t mind doing some posh houses too if it keeps us going – but I wouldn’t want that to be all we do.”

  1. (1)

    Using an appropriate business management theory, describe a human need that HRC meets for low-income households.

    2 marks

  2. (2)

    Explain two challenges facing HRC.

    6 marks

  3. (3)

    Using all the resources provided and your knowledge of business management, recommend a plan of action to improve HRC’s profitability and liquidity over the next three years while keeping its social purpose.

    17 marks

Question 3 · BM-00016Paper 2 · 4 marks

Siobhán Kearney is a sole trader who runs a bakery café in Galway, Ireland. After opening a second café in 2025, she owes her flour and dairy suppliers €38 000, all due for payment this month, but has only €9 000 in the bank. Her accountant has told her that the business is now insolvent. One supplier has said it may ask the court to declare Siobhán bankrupt if it is not paid within 60 days.

Distinguish between insolvency and bankruptcy, with reference to Siobhán’s situation.

4 marks

Question 4 · BM-01745Paper 3 · 25 marks

Enat Nutrition PLC (EN)

Read the resources and answer the questions that follow.

Enat Nutrition PLC (EN) is a social enterprise in Addis Ababa, Ethiopia, founded in 2018 by Dr Meron Tesfaye, a children’s nutrition specialist. Enat means “mother” in Amharic. EN makes a fortified porridge flour for babies and young children from teff, chickpeas and barley, with an imported vitamin and mineral mix (premix). It sells single-serving 50 g sachets for ETB 15 through small shops and a network of women sales agents, and 1 kg bags in bulk to non-governmental organizations (NGOs) and health programmes that treat malnourished children. The flour keeps for nine months. EN reinvests all its profit.

In Ethiopia a private limited company is often called a “PLC”; its shares are not sold to the public.

Image: a small orange sachet printed with a smiling mother feeding a baby from a spoon, next to a bowl of creamy porridge. Text on the sachet: “Enat – strong start, bright future. 50 g, ETB 15”.

Resource 1 – News article from the *Addis Business Review*

Dollar shortage squeezes local manufacturers

Ethiopian manufacturers that rely on imported inputs say it can take months to obtain foreign currency from banks. Many buy large quantities whenever dollars become available, tying up cash in stock. “We cannot make a single sachet without the premix,” says EN’s finance manager, Dawit Alemu. Meanwhile, stunting caused by poor nutrition still affects more than a third of Ethiopian children under five.

Resource 2 – Social media posts from Hirut, a mother in Adama

My son was so thin the clinic was worried. The health worker gave us Enat bags for three months and now he is running everywhere! Now I buy the sachets from our corner shop. [1/2]

But last month the shop had none for two weeks, and one sachet I bought was past its date. I hope Enat can make more – every mother in my area wants it. [2/2]

Resource 3 – Extract from EN’s accounts (ETB million)

Table 1: Selected financial information

2023

2025

Sales revenue

58.0

96.0

Cost of sales

37.2

62.4

Average stock

6.0

18.0

Debtors (closing)

7.6

25.0

Creditors (closing)

4.2

6.0

Non-current liabilities (bank loan)

8.0

30.0

Total equity

32.0

40.0

In 2025, 60 % of sales revenue came from NGOs and health programmes (on credit) and 40 % from sachets (cash sales).

Resource 4 – Internal email from Dawit Alemu, finance manager, to Dr Meron

From: Dawit Alemu, Finance Manager

To: Dr Meron Tesfaye, Managing Director

Subject: Before we sign for the new line

You want a second production line (ETB 20 million) to double output. The bank will lend it at 18 % a year, but our ratios worry me:

• the NGOs take more than three months to pay us;

• we hold six months of premix because we never know when we will get dollars again, and ETB 1.4 million of finished flour expired in our warehouse last year;

• our gearing is already high for a business of our size.

A large NGO, Hope for Children International, has offered a two-year contract that would use most of the new line’s output, at our normal price, but on 120-day payment terms. Should we sign?

CONFIDENTIAL: this email and any attachments are intended only for the named recipients.

Resource 5 – Letter from Selam Pharma Imports

“We hold foreign-currency import licences and keep stocks of vitamin and mineral premix in Addis Ababa. We can supply EN every two weeks at a price 6 % higher than EN pays when it imports directly. EN would pay us in birr, 30 days after delivery.”

Resource 6 – Survey of shopkeepers who sell EN sachets (120 replies)

Statement

% agree

Demand for EN sachets is higher than I can get from EN

72

I have run out of EN sachets at least once in the last three months

64

I would pay for a weekly delivery of sachets in advance

38

I would sell EN sachets at a higher price if needed

15

  1. (1)

    Using an appropriate business management theory, describe a human need that EN meets.

    2 marks

  2. (2)

    Explain two challenges facing EN.

    6 marks

  3. (3)

    Using all the resources provided and your knowledge of business management, recommend a plan of action to improve EN’s financial efficiency while expanding its reach over the next three years.

    17 marks

Question 5 · BM-00017Paper 2 · 3 marks

Sentul Precision Engineering Sdn Bhd makes metal components for medical devices in Kuala Lumpur, Malaysia. Table 1 shows an extract from its statement of financial position.

Table 1: Extract from the statement of financial position of Sentul Precision Engineering as at 31 December 2025 (RM000)

RM000

Current liabilities

Bank overdraft

600

Trade creditors

900

Non-current liabilities

Borrowings—long term

4 200

Equity

Share capital

3 000

Retained earnings

2 800

Using Table 1, calculate Sentul Precision Engineering’s gearing ratio (show all your working).

3 marks

Question 6 · BM-00018Paper 2 · 6 marks

Tumaini Wholesale Ltd, based in Nairobi, Kenya, distributes solar lanterns and phone chargers to about 900 small shops across East Africa. Almost all its sales are on credit, and its stated credit terms are 45 days. In 2025 Tumaini’s sales revenue was KES 146 million, and at the end of the year its debtors were KES 24 million. Several shop owners in rural areas pay only when the Tumaini sales representative visits them in person.

  1. (a)

    Calculate Tumaini’s debtor days for 2025 (show all your working).

    2 marks

  2. (b)

    Explain two ways in which Tumaini could reduce its debtor days.

    4 marks

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The notes on 3.6 Efficiency ratio analysis

More questions in Finance and accounts

  1. 3.1Introduction to finance
  2. 3.2Sources of finance
  3. 3.3Costs and revenues
  4. 3.4Final accounts
  5. 3.5Profitability and liquidity ratio analysis
  6. 3.6Efficiency ratio analysisThis page
  7. 3.7Cash flow
  8. 3.8Investment appraisal
  9. 3.9Budgets

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