Topic Overview
Topic Overview
Back to overview

Business Sense

Business sense refers to the ability to quickly grasp economic dynamics and make decisions that are both strategically and commercially sound. In consulting, it’s not enough to repeat theories from your business degree. What matters is a deep understanding of how companies operate, what drives markets, and what different stakeholders are aiming to achieve.

Consultants with strong business acumen can quickly adapt to new industries, understand client needs, and set priorities that make economic sense. They don’t just ask, “What is analytically correct?” – they also ask, “What truly benefits the company?” This mindset often makes the difference in a case interview.
 

 

Why Your Business Sense Matters in Consulting

As a consultant, you’re expected not only to analyze complex problems but also to think in a solution-oriented and entrepreneurial way. A strong business mindset helps you put analyses into context, assess actions realistically, and focus on generating maximum client value.

In day-to-day consulting, you're working under pressure, collaborating with decision-makers, and constantly weighing trade-offs. Those who think commercially and can strategically prioritize have a clear edge.

In a case interview, showing that you understand markets and business models is key – it sets you apart and proves your readiness for the job.

👉 In our Case Library, you can prepare effectively with curated practice cases and put your business sense to the test.

Company case by
Bain & Company
Bain Case: BeautyCo – Where Did the Profits Go?
4.5
56.8k times solved
Difficulty: Intermediate
Candidate-led
Market analysis
Profitability analysis
Our client BeautyCo is a large European perfumery company with 500 shops across Europe. However, BeautyCo has been strug(...)
Our client BeautyCo is a large European perfumery company with 500 shops across Europe. However, BeautyCo has been struggling with a decrease in profi(...)
Expert case by
Pedal Pals' Financial Fitness Challenge: Cost Optimization Consultancy
0.0
400+ times solved
Difficulty: Intermediate
Candidate-led
Profitability analysis
Pedal Pals is an interactive fitness platform with millions of members, offering connected, technology-enabled fitness c(...)
Pedal Pals is an interactive fitness platform with millions of members, offering connected, technology-enabled fitness classes that utilize its propri(...)
Case by
PrepLounge
Fashion mail order
4.3
22.5k times solved
Difficulty: Beginner
Candidate-led
Growth strategy
Market analysis
Profitability analysis
Your client is a direct mail clothing retailer. They primarily sell clothes through their product catalog. Nex(...)
Your client is a direct mail clothing retailer. They primarily sell clothes through their product catalog. Next year, postage costs will inc(...)
Company case by
Oliver Wyman
Oliver Wyman Case: Full Electrons Ahead
4.4
136.4k times solved
Difficulty: Intermediate
Candidate-led
Growth strategy
Market analysis
Market sizing
Operations strategy
Your client, large automotive OEM WyCar, has developed its first fully electric vehicle (EV) and introduced it as a pilo(...)
Your client, large automotive OEM WyCar, has developed its first fully electric vehicle (EV) and introduced it as a pilot on the Austrian market last(...)
Expert case by
COVID-19 impact on Heathrow Airport
4.4
9.8k times solved
Difficulty: Intermediate
Interviewer-led
Brain teaser
Market analysis
Operations strategy
Profitability analysis
Your client is the CEO of Heathrow airport (London), the busiest airport in Europe in terms of commercial traffic.Due to(...)
Your client is the CEO of Heathrow airport (London), the busiest airport in Europe in terms of commercial traffic.Due to COVID-19, the airport's opera(...)
Expert case by
MBB - Taxis in Manhattan
3.5
5.9k times solved
Difficulty: Intermediate
Interviewer-led
Brain teaser
Market entry
Market sizing
An entrepreneur has come to you looking to disrupt the taxi industry in NYC. They are interested in determining the numb(...)
An entrepreneur has come to you looking to disrupt the taxi industry in NYC. They are interested in determining the number of taxis in Manhattan, in o(...)
Case by
PrepLounge
Wall Inc.
4.3
19.2k times solved
Difficulty: Beginner
Interviewer-led
Competitive response
Market analysis
Pricing
Your client, Wall Inc., is a dry wall manufacturer. A new competitor has just entered the market and is charging a lower(...)
Your client, Wall Inc., is a dry wall manufacturer. A new competitor has just entered the market and is charging a lower price. Wall Inc. is consideri(...)
Expert case by
New
McKinsey Unconventional Case: Inclusive Cafes
0.0
< 100 times solved
Difficulty: Intermediate
Interviewer-led
Non-conventional
Your client is a leading retail coffee chain. They are present in several countries globally and are a popular brand in(...)
Your client is a leading retail coffee chain. They are present in several countries globally and are a popular brand in most of the markets that they(...)
Expert case by
Updated
MBB Unconventional Case: Coral Reefs
5.0
< 100 times solved
Difficulty: Advanced
Candidate-led
Non-conventional
Public sector
Your client is the Government of Indonesia, specifically a joint committee formed between a few key ministries including(...)
Your client is the Government of Indonesia, specifically a joint committee formed between a few key ministries including the Ministry of Marine Affair(...)
Case by
PrepLounge
M&A Interview Questions for Finance
5.0
300+ times solved
Difficulty: Beginner
Interviewer-led
Mergers & Acquisition
This set of questions is designed to help you master the fundamentals of mergers and acquisitions (M&A). The questio(...)
This set of questions is designed to help you master the fundamentals of mergers and acquisitions (M&A). The questions start with basic concepts,(...)
Case by
PrepLounge
Airport taxi
4.5
34.5k times solved
Difficulty: Intermediate
Candidate-led
Market sizing
Profitability analysis
Dubai Airport has decided to counter the chaos in the airport taxi service by commencing a bidding process to assign air(...)
Dubai Airport has decided to counter the chaos in the airport taxi service by commencing a bidding process to assign airport taxi services to 3 operat(...)
Case by
PrepLounge
FibOp fibers
4.3
12.7k times solved
Difficulty: Intermediate
Candidate-led
Market analysis
Operations strategy
Profitability analysis
The new CEO of an optical fiber manufacturer, called FibOp, has come to you complaining that their revenues went down by(...)
The new CEO of an optical fiber manufacturer, called FibOp, has come to you complaining that their revenues went down by 40% this year compared to las(...)
Case by
PrepLounge
Fysikum
4.4
33.2k times solved
Difficulty: Intermediate
Interviewer-led
Market entry
Pricing
Your client, Fysikum, is an operator of squash centres in Sweden. The squash centres include sauna, spa, pool, gym(...)
Your client, Fysikum, is an operator of squash centres in Sweden. The squash centres include sauna, spa, pool, gym and of course the squash court(...)
Case by
PrepLounge
Music Streaming - Market Sizing
4.4
9.2k times solved
Difficulty: Beginner
Interviewer-led
Brain teaser
Market sizing
Profitability analysis
Your friend is an aspiring artist and is asking for your consulting advise on a problem that he has been struggling with(...)
Your friend is an aspiring artist and is asking for your consulting advise on a problem that he has been struggling with. Your friend (the artist) is(...)
Company case by
OC&C
OC&C Strategy Consultants Case: Expansion einer Schmuck Agentur in China
4.6
20.1k times solved
Difficulty: Intermediate
Candidate-led
Market analysis
Market entry
Profitability analysis
Unser Kunde, Schmuck Agentur, ist ein führender europäischer Fachhändler für Accessoires und Schmuck. Der Kunde ist derz(...)
Unser Kunde, Schmuck Agentur, ist ein führender europäischer Fachhändler für Accessoires und Schmuck. Der Kunde ist derzeit nur in Europa aktiv und ve(...)
Company case by
Telekom Strategy Consulting
Telekom Strategy Consulting Case: Fiber Optic Expansion
4.3
11.0k times solved
Difficulty: Intermediate
Interviewer-led
Market analysis
Profitability analysis
You recently joined Deutsche Telekom as a strategic project manager for the fiber optic expansion initiative. In this ro(...)
You recently joined Deutsche Telekom as a strategic project manager for the fiber optic expansion initiative. In this role, you act as an internal con(...)
Case by
PrepLounge
Smart Meters
4.4
35.2k times solved
Difficulty: Intermediate
Interviewer-led
Market analysis
Market entry
New product
Operations strategy
Profitability analysis
The municipal utility Hamburg Energized is a local energy retail (power and gas) and distribution grid company active in(...)
The municipal utility Hamburg Energized is a local energy retail (power and gas) and distribution grid company active in the city of Hamburg. The majo(...)
Company case by
Roland Berger
Roland Berger Case: Onlinestar
4.2
110.2k times solved
Difficulty: Intermediate
Candidate-led
Growth strategy
Market analysis
Profitability analysis
Onlinestar, an online retailer of furniture and garden products (core business), has grown significantly in recent years(...)
Onlinestar, an online retailer of furniture and garden products (core business), has grown significantly in recent years as a result of an expansion o(...)
Case by
PrepLounge
Powered Wheelchairs
4.5
8.3k times solved
Difficulty: Advanced
Candidate-led
Market entry
Market sizing
We have been hired by the CEO of Comfort Chairs, a company that manufactures complex powered wheelchairs. Comfort C(...)
We have been hired by the CEO of Comfort Chairs, a company that manufactures complex powered wheelchairs. Comfort Chairs has headquarters in(...)

How Business Sense Shows Up in Case Interviews

Your business sense won’t be tested directly – but it shows up in your thinking, your assumptions, and your recommendations. Here are five moments when it really counts:

5 tips on how to show business sense in case interviews

1. Define a clear objective.

Clarify what the company wants to achieve in the case. Is it short-term profit, long-term growth, or a stronger market position? A well-defined goal aligns your analysis and recommendations – and shows you understand the business context.

2. Develop sound hypotheses.

Top candidates derive economically plausible hypotheses. If revenue is dropping, explore potential causes like demandpricing, or competitive pressure.

3. Evaluate actions realistically.

Go beyond theory. Consider real-world feasibility, conflicting objectives, and strategic risks. Instead of simply saying “raise prices,” consider price elasticity, customer segments, and likely competitor reactions.

4. Interpret numbers in the right context.

Numbers only make sense when interpreted correctly. High margins might signal a premium position – or upcoming competitive threatsBusiness sense means understanding what the numbers imply in context.

5. Make a well-founded recommendation.

Your final recommendation should be logical and economically viable. Acknowledge risks or gaps, and show that your solution could succeed in the real world.
 

How to Train Your Business Sense

Business sense isn’t innate – it’s a skill you can develop. The key is to build a solid understanding of economic principles and learn how real-world decisions are made.

Start by regularly reading business news. Outlets like New York Times, the Wall Street Journal or the Financial Times will help you get a feel for marketsbusiness models, and strategic thinking. Go beyond the facts – try to understand the economic rationale behind each story.

When practicing case interviews, stay sharp and reflective. Ask yourself: Is my reasoning not only logical but also economically sound?

Mock interviews with peers are especially helpful. You’ll improve your communication skills and receive valuable feedback.

👉 Use our Meeting Board to find peers and practice together.

Dec 03
09:00 - 10:30 AM
Pro
100% Reliability
German
Pro
Dec 03
09:00 - 10:30 AM
Novice
Reliability: N/A
English
Novice, Advanced, Pro
Dec 03
10:30 AM - 12:00 PM
Novice
86% Reliability
English, Italian
Novice, Advanced, Pro
Dec 03
01:00 - 02:30 PM
Pro
97% Reliability
English
Advanced, Pro
Dec 03
02:45 - 04:15 PM
Pro
97% Reliability
English
Advanced, Pro
Dec 03
03:00 - 04:30 PM
Pro
97% Reliability
English
Advanced, Pro
Dec 04
05:00 - 06:30 AM
Advanced
100% Reliability
Dutch, English
Novice, Advanced, Pro
Dec 04
07:00 - 08:30 AM
Advanced
83% Reliability
English, Italian
Novice, Advanced, Pro
Dec 08
09:00 - 10:30 AM
Advanced
100% Reliability
Italian
Novice, Advanced, Pro
Dec 08
11:00 AM - 12:30 PM
Advanced
100% Reliability
Italian
Novice, Advanced, Pro
You did not find the right meeting?
Find more meeting invitations on our meeting board and post your own suggestion.

👉  Want to take it a step further? Connect with our experienced coaches.

Coach Giulia intro video. Visit their profile to find more information in text.
Giulia
USD 189 / h
5.0
91 Coachings
McKinsey | 6+ years in Consulting + Health Tech |Certif...
Coach Marco intro video. Visit their profile to find more information in text.
Marco
USD 149 / h
5.0
43 Coachings
MBA | Product expert for Tech companies: fintech, marke...
Coach Moritz intro video. Visit their profile to find more information in text.
Moritz
USD 249 / h
5.0
264 Coachings
Ex-McKinsey Interviewer | Deep McKinsey expertise with...
Coach ALEXANDRE intro video. Visit their profile to find more information in text.
ALEXANDRE
USD 169 / h
5.0
35 Coachings
FREE INTRO I exMcKinsey EM I exKearney consultant I Hig...
Coach Alberto intro video. Visit their profile to find more information in text.
Alberto
USD 699 / h
5.0
306 Coachings
Ex-McKinsey AP | Professional MBB Coach | +13yrs experi...
Coach Pedro intro video. Visit their profile to find more information in text.
Pedro
USD 199 / h
5.0
179 Coachings
BAIN | EY-P | Most Senior Coach @ Preplounge | Former P...
Coach Irene intro video. Visit their profile to find more information in text.
Irene
USD 149 / h
5.0
9 Coachings
BCG consultant & MIT MBA | Supported 20+ students for M...
Coach Francesco intro video. Visit their profile to find more information in text.
Francesco
USD 949 / h
5.0
4,699 Coachings
#1 Coach for Sessions (4.500+) | 1.500+ 5-Star Reviews...
Coach Riccardo intro video. Visit their profile to find more information in text.
Riccardo
USD 369 / h
5.0
428 Coachings
FREE 15min call | #1 Bain Coach |10y+ experience helpin...
Coach Cristian intro video. Visit their profile to find more information in text.
Cristian
USD 279 / h
5.0
1,011 Coachings
Most Awarded Coach on the platform | Ex-McKinsey | 90%...

Also, think like an entrepreneur in daily life. Observe companies, analyze new strategies, and reflect on what drives success or failure. The more often you go through this process, the sharper your business intuition becomes – and that’s what sets you apart in interviews.
 

Key Takeaways

Business sense is one of the most important success factors in both consulting and case interviews. It reflects your ability to quickly recognize economic patterns, form sound assumptions, and make realistic, client-oriented decisions. In interviews, what sets top candidates apart isn’t memorized theory but the ability to see the bigger picture: understanding what really matters to a business, prioritizing strategically, and proposing solutions that are both practical and value-driven.

To demonstrate your business sense, it’s crucial to clearly define the objective of the case, develop plausible hypotheses, assess potential actions not only analytically but also from a business standpoint, and interpret numbers within the correct context. Your final recommendation should be not just logical, but economically viable and well thought through.

The good news is that business sense can be learned. By regularly reading business news, reflecting on strategic decisions, working through case interviews critically, and actively seeking feedback, you’ll build a strong foundation in economic thinking. Over time, this mindset will not only boost your interview performance but also set you up for long-term success in consulting.

Let's Move On With the Next Articles:

Presentation and Communication
Consulting Skills & Preparation
The majority and the most obvious part of preparation is, of course, the substantive preparation for your case interview. However, you also need to present what you have learned in a way that gives your interviewer an impression of your personality and character. This means that you must appear confident and communicate clearly and precisely. The best preparation is useless if you come across as closed-off and insecure. As a consultant, you must always appear trustworthy and confident when interacting with clients to be taken seriously and to enable you and your team to work in a solution-oriented manner. This is already tested in the case interview – albeit indirectly ;)
To the article
General Knowledge
Consulting Skills & Preparation
In case interviews, having solid general knowledge can make a big difference, especially in market sizing questions. Knowing basic facts about regions, population sizes, and economic indicators helps you build stronger arguments. It’s not just about the analysis itself but also about showing interviewers that you understand global trends and can quickly process key information — an important skill in consulting.In a case interview, quick and accurate estimates are essential. For example, if you're asked to evaluate the potential market for a product in a specific country, having solid data — like the population size — is crucial. Without this information, it can be challenging to make a meaningful calculation.In addition to national market data, it's important to know about key global markets. Being familiar with major economic regions like the U.S., China, and the EU is valuable because large consulting firms such as McKinsey and BCG operate extensively in these areas. A solid understanding of these regions shows that you can think about global factors and helps you stand out from other candidates. What Your Knowledge of Population, Economy & Geography Says About YouHaving strong general knowledge in specific areas not only shows that you are well-prepared, but also that you can quickly understand economic relationships—a crucial skill in consulting. When you have information like population sizes or a country's Gross Domestic Product (GDP) at your fingertips, you can quickly verify assumptions and make informed decisions, which is exactly what case interviews expect.Additionally, your knowledge of these topics demonstrates a genuine interest in world affairs and your ability to recognize and understand global trends. This insight is vital for evaluating how political, economic, and social changes affect businesses. It also highlights your capability to absorb and use complex data effectively.PopulationCountry/RegionPopulation (approx.)Worldwide8.05 billionChina1.426 billionIndia1.419 billionEurope (EU states)450 millionUSA335 millionIndonesia277 millionBrazil203 millionRussia143 millionJapan124 millionGermany83 millionUK68 millionGDP Forecast in USD for 2024Country/RegionGDP 2024 (approx. in trillions USD)Worldwide105 trillion USDUSA25 trillion USDChina18 trillion USDJapan4.3 trillion USDGermany4.5 trillion USDFrance3.0 trillion USDUK3.1 trillion USDIndia3.9 trillion USDItaly2.2 trillion USDBrazil2.1 trillion USDCanada2.2 trillion USD Key Data to Know for Your Case InterviewIn case interviews, making quick and accurate estimates is key. A good grasp of units, along with basic fraction and percentage calculations, is essential for working efficiently. Additionally, being comfortable with time units is important for making rough estimates and calculations. The table of larger and smaller time units below provides a handy overview of commonly needed values. These fundamental skills help you tackle tasks confidently and quickly.Overview of Time Conversions: Days, Weeks and HoursLarger UnitsSmaller UnitsDays/Year365 days (In leap years: 366 days)Days/3 Years1,095 daysDays/4 Years1,461 days (including 1 leap year)Weeks/Year52 weeksHours/Week168 hoursSeconds/Hour3,600 secondsConversion of Fractions to Percentages and Decimal ValuesFractionPercentageDecimal1/520%0.201/616.67%0.16671/714.29%0.14291/812.5%0.1251/911.11%0.11111/1010%0.101/119.09%0.09091/128.33%0.08331/137.69%0.07691/147.14%0.07141/156.67%0.06671/166.25%0.06251/175.88%0.05881/185.56%0.05561/195.26%0.05261/205%0.05Remember, it’s not enough to just memorize these numbers—you also need to be able to calculate with them effectively!Use our Mental Math Tool to specifically train your math skills and prepare for your next interview.
To the article
Preparation Plan
Consulting Skills & Preparation
Preparing for a case interview can feel overwhelming, but having a structured plan will help you stay focused and make steady progress. A well-organized approach ensures you build a strong foundation, practice effectively, and refine your skills before the big day.In this guide, we will walk you through the key components of an effective practice plan, including self-study, peer practice, and working with a coach. Let’s go! 
To the article