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JPMorgan Chase Quant Interview Questions

In this article, we'll break down and solve several real quant interview questions from JPMorgan Chase, providing detailed explanations and intuitive insights. You'll find step-by-step solutions, mathematical concepts, and even coding tips for a comprehensive understanding.

You play a game of rolling a 6-sided die: for each roll, you can get the face value or reroll it, and you can roll it three times at most. Suppose you are a rational person, how much would you pay for this game?

This is a classic expected value optimization problem, where at each stage you decide whether to take your current roll or risk rerolling, with a maximum of three tries. The goal is to determine the expected payout if you follow the best possible strategy.