What I would do to approach this problem: 1. Start from population, estimate the amount of population with cancer. I would segment by age because I believe that cancer is much more prevalent in mat... (more)

# All questions tagged Market sizing - Consulting Q&A - PrepLounge.com

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Hi guys, My friend got this one in an interview recently: "How would you estimate the annual... (more)

Hi there, Your approach is from the demand side. You can also use the supply side as a constraint and work from there. So how many people can actually be present in a gym, the percentage utilizatio... (more)

Hi, HPV vaccines are recommended for boys and girls in the US (https://www.cancer.org/latest-news/who-should-get-the-hpv-vaccination-and-why.html) and before they become sexually active. Majority o... (more)

I believe what you are asking is the % of homes in a country that are vacant/not occupied One way to approach this question - Estimate number of houses Look at overall population Divide... (more)

1. You can use 5m. With all the assumptions you are going to make, this first approximation is not important. I recommend asking the interviewer something like "Can I use 5m to facilitate the calculat... (more)

Hi all, I have have a third-round private equity interview coming up in a week, with one of t... (more)

Hi Kristian, I usually start from demand side me as well, because I find it more intuitive. Nevertheless, there may be some cases where you have some specific insights about supply and it's easier... (more)

Hi Umer, A simple but structured approach would be: Start from the population of Dubai (let’s assume 3 Mln) Assuming on average 2.5 people in each household Therefore, we have 1.2 Mln of... (more)

Hi There, Does anyone have a more insightful/detailed/rigourous way to address the market size fo... (more)

Hi, The chances are higher that someone will help you if you provide at least your initial thoughts instead of just throwing 3 different MS cases in the topic. Happy to review your approach Best

How would you approach to calculate the number of people at a busy tube station at a given hour?... (more)

Hi Anonymous, I love interview questions like these because they're seemingly simple, but we can still be organized and thoughtful in our analysis. There's no single correct way to approach this qu... (more)

Hi, Step 1: ask to define "good idea". In general it will be some king of IRR / payback period. So you will have to analyse investment, revenue and cost. Step 2: calculate revenue Rev= % of FM... (more)

Hi Anonym, there are many different ways to calculate that. Depending on whether the question is used as a whole case or is only part of a case, you can solve it in different levels of detail. A... (more)

To add to Deepti's answer -Saudi Araba is a huge tourist destnation so be sure to factor that into your calculations as well

Got a similar case at McKinsey some time ago - I actually asked the same question here : https://www.preplounge.com/en/consulting-forum/atypical-case-4501

Hi Firas, An interesting question. If I were to receive such a question in an interview, I would start by clarifying a few things: Should I estimate the number of hot dogs sold, or the number... (more)

A few thoughts on this: Price differs by airline: full service carrier vs. low cost airline Price differs by flight duration: short flight vs. long-haul flight Price differs by booking class... (more)