Jane Street

Interview Question

Intern Interview
Jane Street

In a best-of-7 game between two players, you wish to place 50/50 bets before each point such that if player A wins the series you win £1000, and if player B wins the series you lose £1000. How can you structure your bets to achieve this outcome?

Unlock the Full Solution

Enter your email to get instant access to the complete solution, explanation, and similar practice problems.

Insights on 100+ quant firms, understand where to apply, and maximize your chances.

Get the official 2025 QB Quant Firm Tier List

Check your email inbox — you should get the interview in 1-2 minutes!