QuantVault QuantVault
  • Dashboard
  • Problems
  • Firms
  • Market Games
  • Learn
  • Resources
Problems › Expectation

Expected Draws to First Ace

Expectation · Easy · Free problem
A standard 52-card deck is shuffled uniformly at random. You draw cards one at a time from the top, without replacement. What is the expected number of cards you must draw until you see the first Ace (including the Ace itself)?

Open the full interactive solver, hints, and worked solution →

QuantVault Deep quant interview preparation. 2,800+ curated problems, full solutions, and 40+ interactive courses. [email protected]
Product
  • Problems
  • Dashboard
  • Firms
  • Learn
  • Resources
  • Pricing
Company
  • About
  • Contact
  • Terms of Service
  • Privacy Policy
Connect
  • Discord
  • LinkedIn
  • Substack
© 2026 QuantVault — Deep quant interview preparation