DRW | Quantitative Trading Intern (Intern) | Prob Questions | Online Assessment
JIjimmyjohnson·
Interview Date:July 19, 2026Region:NA (North America)Hiring Team/Org:DRW
2 shopping cart lanes. With equal probability each shopper takes turns takign a cart from either lane and then placing it back in either lane (equal prob). It starts with 6,7 in the lanes, respectively. Each shopper goes one at a time and it stops when either lane is empty. What is the expected number of turns
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