Hi there!
Yes, this can be used as a prompt for both a live 1-on-1 case as well as a written case.
If you're looking into practising other cases as well, sharing below a couple of the ones I wrote as well. They are based on real MBB interviews and contain full interviewer notes:
- https://www.preplounge.com/en/management-consulting-cases/interviewer-led-mckinsey-style/intermediate/mbb-second-round-codewave-employee-turnover-challenge-304
- https://www.preplounge.com/en/management-consulting-cases/candidate-led-usual-style/advanced/mbb-first-round-soy-technologies-303
- https://www.preplounge.com/en/management-consulting-cases/interviewer-led-mckinsey-style/intermediate/element-mobile-expands-into-refurbished-phones-mbb-2nd-round-302
Best,
Cristian