business profitability calculation | 9 Exercises

Application: The Flavors of the Vegetable Garden

States :

Les Saveurs du Potager is a grocery store specializing in organic products. The grocery store wants to evaluate its profitability for fresh vegetables this year. The store purchased its organic carrots at a purchase price (PA HT) of €2,00 per kilo. The current selling price (PV HT) is €3,50 per kilo. The store sold 1200 kg of carrots over the year.

Work to do :

  1. Calculate the unit margin for one kilo of carrots.
  2. Determine the margin rate for carrots.
  3. What is the overall margin made on the 1200 kg of carrots sold?
  4. Calculate the selling price including tax of a kilo of carrots, knowing that the VAT rate is 5,5%.
  5. Consider the impact of an increase in the purchase price on sales profitability if the selling price remains unchanged.

Proposed correction:

  1. The unit margin is obtained by subtracting the purchase price excluding tax from the sale price excluding tax.
    Unit margin = PV HT – PA HT = €3,50 – €2,00 = €1,50 per kilo.
    So, each kilo of carrots sold generates a margin of €1,50.

  2. The margin rate is calculated using the formula: Margin rate = ((PV HT – PA HT) ÷ PA HT) x 100.
    Substituting, Margin rate = ((€3,50 – €2,00) ÷ €2,00) x 100 = 75%.
    The carrot margin rate is therefore 75%.

  3. The overall margin is the unit margin multiplied by the quantity sold.

Overall margin = Unit margin x Quantity sold = €1,50 x 1200 kg = €1800.
The grocery store made an overall margin of €1800 on carrot sales.

  1. To find the sales price including tax, we apply VAT to the sales price excluding tax.
    PV incl. VAT = PV excl. VAT x (1 + VAT rate) = €3,50 x (1 + 0,055) = €3,50 x 1,055 = €3,6925.
    The selling price including tax for a kilo of carrots is therefore €3,69.

  2. If the purchase price increases and the selling price remains the same, the unit margin will decrease, which will reduce the profitability of sales. This may require a review of the selling price or negotiations with suppliers to maintain satisfactory margins and ensure good profitability.

Formulas Used:

Title Formulas
Unit margin PV HT – PA HT
Margin rate ((PV HT – PA HT) ÷ PA HT) x 100
Overall margin Unit margin x Quantity sold
Sales price including tax PV excluding VAT x (1 + VAT rate)

Application: TechnoStore

States :

TechnoStore, a store specializing in the sale of electronic products, wants to analyze the profitability of a new smartphone model. The purchase price (PA HT) of each smartphone is €400, and the current selling price (PV HT) is set at €600. Over one month, TechnoStore sold 300 units.

Work to do :

  1. Determine the unit margin made on each smartphone sold.
  2. Calculate the markup rate for this product.
  3. What is the net turnover achieved on smartphone sales?
  4. Estimate the overall margin obtained from these sales.
  5. Analyze the impact on profitability if production costs increase by 15%, without changing the sales price.

Proposed correction:

  1. The unit margin is the difference between the selling price excluding VAT and the purchasing price excluding VAT.
    Unit margin = PV excluding tax – PA excluding tax = €600 – €400 = €200.
    For each smartphone sold, TechnoStore makes a unit margin of €200.

  2. The markup rate is calculated using the formula: Markup rate = ((PV HT – PA HT) ÷ PV HT) x 100.
    Substituting, Markup rate = ((€600 – €400) ÷ €600) x 100 = 33,33%.
    The markup rate for the smartphone is 33,33%.

  3. The net turnover corresponds to the multiplication of the sales price by the number of units sold.

Net sales = Net sales x Quantity sold = €600 x 300 = €180.
TechnoStore's net turnover for this smartphone model is €180.

  1. The overall margin is calculated by multiplying the unit margin by the quantity sold.
    Overall margin = Unit margin x Quantity sold = €200 x 300 = €60.
    TechnoStore achieved an overall margin of €60 on sales of this smartphone.

  2. If production costs increase by 15%, the purchase price would increase to €460. The new unit margin would be €600 – €460 = €140, which would decrease profitability. To maintain current margins, TechnoStore could consider increasing the sales price or negotiating a better purchase rate with its suppliers.

Formulas Used:

Title Formulas
Unit margin PV HT – PA HT
Brand taxes ((PV HT – PA HT) ÷ PV HT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

Application: Shoes&Co

States :

Chaussures&Co, a fashion brand, is evaluating the profitability of new heeled ankle boots. Each pair has a purchase price (PA excluding VAT) of €50 and sells for a sale price (SRP excluding VAT) of €90. This season, the store sold 500 pairs.

Work to do :

  1. Calculate the unit margin made on each pair of boots.
  2. Determine the margin rate for these boots.
  3. What is the total sales excluding VAT for this product?
  4. Evaluate the overall margin from these sales.
  5. Discuss the implications of a 10% reduction in selling price on pairwise profitability.

Proposed correction:

  1. The unit margin is calculated by subtracting the HT PA from the HT PV.
    Unit margin = PV excluding tax – PA excluding tax = €90 – €50 = €40.
    Chaussures&Co makes a margin of €40 per pair of boots sold.

  2. The margin rate is determined using the formula: Margin rate = ((PV HT – PA HT) ÷ PA HT) x 100.
    Substituting, Margin rate = ((€90 – €50) ÷ €50) x 100 = 80%.
    The margin rate for boots is 80%.

  3. The total sales excluding tax are obtained by multiplying the PV excluding tax by the quantity sold.

Total sales excluding tax = PV excluding tax x Quantity sold = €90 x 500 = €45.
The total sales excluding tax for the boots is €45.

  1. The overall margin is calculated by multiplying the unit margin by the number of pairs sold.
    Overall margin = Unit margin x Quantity sold = €40 x 500 = €20.
    The overall margin generated by the sales of boots is €20.

  2. A 10% reduction in the net sales price is equivalent to a new net sales price of €81. This reduces the unit margin to €31. If sales remain stable, the overall margin on the 500 pairs would become €15, a decrease in profitability. It would be wise to compensate for the decrease by increasing sales volume or reducing costs.

Formulas Used:

Title Formulas
Unit margin PV HT – PA HT
Margin rate ((PV HT – PA HT) ÷ PA HT) x 100
Total sales excluding VAT PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

Application: Gourmet Delights

States :

Gourmet Délices is a gourmet restaurant looking to assess the profitability of its signature dish, pan-fried foie gras. The purchase cost (TOE excluding VAT) to prepare a plate is €10, and the selling price (SRP excluding VAT) is €25. Over the past month, 450 plates were sold.

Work to do :

  1. Calculate the unit margin per plate sold.
  2. Determine the markup rate for this signature dish.
  3. What is the net turnover generated by the sales of this dish?
  4. Evaluate the overall margin achieved through these sales.
  5. What would be the impact of an increase in the VAT rate from 5,5% to 10% on the sales price including tax?

Proposed correction:

  1. The unit margin is obtained by subtracting the pre-tax purchase cost from the pre-tax selling price.
    Unit margin = PV excluding tax – CA excluding tax = €25 – €10 = €15.
    The restaurant makes a margin of €15 per plate sold.

  2. The markup rate is calculated as follows: Markup rate = ((PV HT – CA HT) ÷ PV HT) x 100.
    Substituting, Markup rate = ((€25 – €10) ÷ €25) x 100 = 60%.
    The markup rate for pan-fried foie gras is 60%.

  3. The net turnover is the product of the sales price and the quantity sold.

Net sales = Net sales x Quantity sold = €25 x 450 = €11.
The net turnover generated by this dish is €11.

  1. The overall margin is calculated by multiplying the unit margin by the number of plates sold.
    Overall margin = Unit margin x Quantity sold = €15 x 450 = €6.
    The overall margin made from these sales is €6.

  2. With an increase in VAT to 10%, the new sales price including VAT would be calculated as follows:
    PV incl. VAT = PV excl. VAT x (1 + VAT rate) = €25 x (1 + 0,10) = €27,50.
    This increase requires a reassessment of prices to maintain commercial attractiveness.

Formulas Used:

Title Formulas
Unit margin PV HT – CA HT
Brand taxes ((PV HT – AC HT) ÷ PV HT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold
Sales price including tax PV excluding VAT x (1 + VAT rate)

Application: OpticsVision

States :

OptiqueVision is a store specializing in the sale of sunglasses. A particular pair costs €30 to purchase (PA excluding VAT), and it is sold at a sale price (PV excluding VAT) of €70. In the last quarter, the company sold 200 pairs.

Work to do :

  1. Calculate the unit margin taken on each pair of glasses sold.
  2. Determine the margin rate for these glasses.
  3. What is the total net turnover for these sales?
  4. Evaluate the overall margin achieved during the quarter.
  5. Consider the implications of reducing the selling price by 15% to increase sales by 25%.

Proposed correction:

  1. The unit margin is the difference between the selling price excluding VAT and the purchasing price excluding VAT.
    Unit margin = PV excluding tax – PA excluding tax = €70 – €30 = €40.
    The margin made on each pair sold is €40.

  2. The margin rate is calculated by dividing the unit margin by the pre-tax purchase price and multiplying by 100.
    Margin rate = ((PV HT – PA HT) ÷ PA HT) x 100 = ((70 € – 30 €) ÷ 30 €) x 100 = 133,33%.
    The margin rate for glasses is 133,33%.

  3. The net turnover is obtained by multiplying the sales price by the quantity sold.

Net sales = Net sales x Quantity sold = €70 x 200 = €14.
The total turnover excluding tax is €14.

  1. The overall margin is calculated by multiplying the unit margin by the number of pairs sold.
    Overall margin = Unit margin x Quantity sold = €40 x 200 = €8.
    The overall margin for the quarter is €8.

  2. If the selling price is reduced by 15%, it becomes €59,50. With a 25% increase in sales, 250 pairs would be sold. The unit margin would be €29,50, and the overall margin would be €7. The reduction would reduce margins, but could be offset by the increase in sales volume. A reflection on the competitiveness of the market might be appropriate.

Formulas Used:

Title Formulas
Unit margin PV HT – PA HT
Margin rate ((PV HT – PA HT) ÷ PA HT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

Application: EcoCycle

States :

EcoCycle is a company selling electric bicycles. The purchase price (PA HT) of a bicycle is €900, while the proposed sale price (PV HT) is €1. This quarter, EcoCycle sold 500 bicycles.

Work to do :

  1. Determine the unit margin for each bike.
  2. Calculate the markup rate for this product.
  3. What turnover did HT ÉcoCycle achieve?
  4. Estimate the overall margin resulting from these sales.
  5. Consider the strategic implications if the market sees increasingly aggressive price competition.

Proposed correction:

  1. The unit margin is found by subtracting the HT PA from the HT PV.
    Unit margin = PV excluding tax – PA excluding tax = €1 – €500 = €900.
    Each bike sold generates a unit margin of €600.

  2. The markup rate is determined by the formula:
    Mark rate = ((PV HT – PA HT) ÷ PV HT) x 100.
    Substituting, Markup rate = ((€1 – €500) ÷ €900) x 1 = 500%.
    The markup rate is 40%.

  3. The net turnover is obtained by multiplying the sale price by the number of bicycles sold.

Net sales = Net sales x Quantity sold = €1 x 500 = €80.
The turnover excluding tax for this quarter is €120.

  1. The overall margin is calculated by multiplying the unit margin by the number of bikes.
    Overall margin = Unit margin x Quantity sold = €600 x 80 = €48.
    The overall margin for sales is €48.

  2. Increased competition with lower prices could force EcoCycle to review its margins or offer extras such as free services or an extended warranty. A strategic analysis to differentiate the offer could help maintain profitability while remaining attractive compared to the competition.

Formulas Used:

Title Formulas
Unit margin PV HT – PA HT
Brand taxes ((PV HT – PA HT) ÷ PV HT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

App: Artisan' Thoughts

States :

Artisan' Thoughts is a small business specializing in the creation and sale of artisanal candles. The manufacturing cost (CF HT) of a candle is €5, while the selling price (PV HT) is €12. During the last semester, the company sold 1500 candles.

Work to do :

  1. Calculate the unit margin for each candle.
  2. Determine the markup rate for these candles.
  3. What is the net turnover on these sales?
  4. Evaluate the overall margin generated by these sales.
  5. Consider the economic implications of moving to online sales with an additional cost of €1 per candle.

Proposed correction:

  1. The unit margin is obtained by subtracting the CF HT from the PV HT.
    Unit margin = PV HT – CF HT = €12 – €5 = €7.
    Each candle sold generates a margin of €7.

  2. The markup rate is calculated using the following formula:
    Mark rate = ((PV HT – CF HT) ÷ PV HT) x 100.
    Substituting, Markup rate = ((€12 – €5) ÷ €12) x 100 = 58,33%.
    The candles have a brand rate of 58,33%.

  3. The net turnover is calculated by multiplying the sales price by the quantity sold.

Net sales = Net sales x Quantity sold = €12 x 1500 = €18.
The turnover excluding tax is €18.

  1. The overall margin is the multiplication of the unit margin by the quantity of candles sold.
    Overall margin = Unit margin x Quantity sold = €7 x 1500 = €10.
    The overall margin achieved is €10.

  2. Moving to online sales with an additional cost of €1 per candle would lower the unit margin to €6. If sales volumes remain stable, this will reduce the overall margin. Weighing the benefits of moving to e-commerce against the costs could maximise future profitability.

Formulas Used:

Title Formulas
Unit margin PV HT – CF HT
Brand taxes ((PV HT – CF HT) ÷ PV HT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

Application: Naturally Healthy

States :

Naturellement Santé is a natural products store that wants to evaluate the profitability of a star food supplement. The supply cost (CA excluding VAT) of each box is €12, while the selling price (PV excluding VAT) is €20. This year, 2500 boxes were sold.

Work to do :

  1. Calculate the unit margin for each box sold.
  2. Determine the margin rate for this product.
  3. What is the total net turnover of these sales?
  4. What is the overall margin obtained?
  5. Analyze the impact if an increase in production costs reduced the unit margin by 10%.

Proposed correction:

  1. The unit margin is defined as the difference between the PV excluding VAT and the CA excluding VAT.
    Unit margin = PV excluding tax – CA excluding tax = €20 – €12 = €8.
    Each box sold generates a unit margin of €8.

  2. The margin rate is calculated by dividing the unit margin by the supply cost and multiplying by 100.
    Margin rate = ((PV HT – CA HT) ÷ CA HT) x 100 = ((20 € – 12 €) ÷ 12 €) x 100 = 66,67%.
    The margin rate is 66,67%.

  3. The total net turnover results from the multiplication of the sales price and the quantity sold.

Net sales = Net sales x Quantity sold = €20 x 2500 = €50.
The turnover excluding tax is €50.

  1. The overall margin is calculated by the product of the unit margin and the number of boxes sold.
    Overall margin = Unit margin x Quantity sold = €8 x 2500 = €20.
    The overall margin achieved is €20.

  2. If the unit margin drops by 10%, it would drop to €7,20. At the same sales volume, this would imply an overall margin of €18, a reduction in profitability. It is crucial to look at ways to mitigate the impact, such as increasing the selling price or improving processes to reduce costs.

Formulas Used:

Title Formulas
Unit margin PV HT – CA HT
Margin rate ((PV excluding VAT – AC excluding VAT) ÷ AC excluding VAT) x 100
Turnover excluding tax PV HT x Quantity sold
Overall margin Unit margin x Quantity sold

Application: Emerald Gardens

States :

Jardins d'Émeraude is a nursery specializing in exotic plants. The import costs (CI HT) for a batch of 100 plants are €500. These plants are sold at a sale price (PV HT) of €15 each. This season, 800 plants were sold.

Work to do :

  1. Determine the unit margin for a plant.
  2. Calculate the overall margin for all sales for the season.
  3. What is the net turnover for these sales?
  4. Evaluate the markup rate for these plants.
  5. Discuss the potential impact on margins if suppliers increase costs by 10%.

Proposed correction:

  1. The unit margin is obtained by subtracting the unit import cost excluding tax from the selling price excluding tax.
    The unit cost is €500 ÷ 100 = €5.
    Unit margin = PV excluding tax – Unit cost = €15 – €5 = €10.
    So the unit margin per plant is €10.

  2. The overall margin is the product of the unit margin times the total quantity sold.
    Overall margin = Unit margin x Quantity sold = €10 x 800 = €8.
    For all sales, the overall margin is €8.

  3. The net sales figure is calculated by multiplying the total sales price by the quantity of plants sold.

Net sales = Net sales x Quantity sold = €15 x 800 = €12.
The net turnover for these sales is €12.

  1. The markup rate is calculated using the following formula:
    Markup rate = ((PV HT – Unit cost) ÷ PV HT) x 100.
    Substituting, Markup rate = ((€15 – €5) ÷ €15) x 100 = 66,67%.
    The markup rate for these exotic plants is 66,67%.

  2. If costs increase by 10%, the unit cost would increase to €5,50. The new unit margin would therefore be €9,50, which would reduce the overall margin. It is crucial to take these impacts into account to maintain or increase profitability, potentially through a sales price increase or logistics improvements.

Formulas Used:

Title Formulas
Unit margin PV HT – Unit cost
Overall margin Unit margin x Quantity sold
Turnover excluding tax PV HT x Quantity sold
Brand taxes ((PV HT – Unit cost) ÷ PV HT) x 100

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