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Interview prep · BCG

Practise BCG case interview questions.

AI-graded guesstimate practice for BCG candidate-led case interviews. Build the structuring + estimation muscle BCG grades on.

What the BCG loop actually looks like.

BCG cases are typically candidate-led: you drive, they evaluate. Expect a market-entry / profitability / pricing / market-sizing prompt; you propose a structure; they steer where you go from there. Online assessments (OAs) include video and timed PSGs depending on office.

Online assessment / Casey

BCG's chatbot-led online interview at many offices. Quantitative + brief structuring exercises.

Case interview (candidate-led)

30-40 min. You drive. Structure first, math early, conclude with a recommendation supported by your numbers.

Behavioural / Fit

Why BCG, why consulting, leadership stories. Receipts beat platitudes.

Topics BCG interviewers lean on.

Market sizing & guesstimatesProfitability / breakeven analysisMECE framework designMental mathStrategy frameworks

What separates offers from rejections at BCG.

  1. 1

    Drive, but stay flexible. If the interviewer steers, follow gracefully.

  2. 2

    Practise structuring out loud. Recording yourself helps.

  3. 3

    For estimation, a top-down and bottom-up cross-check is a high-signal move.

  4. 4

    Always end with a clean recommendation: "My answer is X, supported by Y, and the risk is Z."

Train the muscle, not the answer.

Thousands of free MCQs, AI-graded guesstimate practice, and an AI tutor. Every practice question and its grading rubric is free to read before you start. AI grading is capped at 1 answer a day on the free plan and 30 a day on Pro.

Sources

Round-format and topic claims are sourced from the public interview-prep press above. We refresh these as companies update their loops.

BCG and the BCG logo are trademarks of their owner, used here only to describe publicly reported interview formats. Journey Uncommon is not affiliated with, endorsed by, or sponsored by BCG.