McKinsey & Company

Collecting benefits costs a rural family 50 pesos a month today and would cost 30% less at a local store. With 100 million people, 20% rural, half of them on benefits, and four people per family, what is the total yearly saving?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

A top-three US beverage company is weighing the launch of a low-sugar electrolyte sports drink. What key factors should it consider in deciding whether to launch?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

The new drink sells to retailers at $2 per 16-ounce bottle, costs $1.90 to make and deliver, and needs $40 million of fixed launch costs. How much volume must it sell to break even, and what share of the electrolyte segment is that?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

A German pharma company with $10 billion in revenue wants to buy a $1 billion biologics start-up to catch up with competitors. What should the team consider in deciding whether to acquire it?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

Spending an extra $150 million on a larger Phase II trial could raise the target drug's Phase II success rate. If a marketed drug is worth $1.2 billion, by how much must the Phase II success rate rise for the spend to break even?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

A European truck maker is considering building electric trucks for its home market. What information would you collect to judge how attractive that investment is?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

Customers will only buy an electric truck if its total cost of ownership matches a diesel truck that costs EUR 100,000 to buy. Given the other lifetime cost lines, what is the highest price the maker can charge for the eTruck?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

A country of 20 million, with 15% of its people in school, wants to match a neighbor's larger average school size. How many fewer schools would it need?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

Five coastal villages each get 100,000 visitors a year who stay two days and spend $100 a day. With protection and ecotourism, visitors rise 20% and stays double to four days at the same daily spend. How much extra yearly revenue is there in five years?

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

A conservation NGO sees three revenue levers for coastal ecotourism: visitors, length of stay, and spend per day. Brainstorm ways to raise each, plus ideas outside that model.

First round, why this firm. McKinsey & Company (own page, Wayback Machine copy)

Describe a time you set yourself an ambitious goal and kept going when it got hard.

First round, behavioral. CaseCoach, Nov 10, 2026

Tell me about a time you brought out the best in a group of people with different backgrounds.

First round, behavioral. CaseCoach, Nov 10, 2026

Describe a time you had to learn something fast to deal with a change or an unclear situation.

First round, behavioral. CaseCoach, Nov 10, 2026