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Interview Question

Investment Banking Analyst Interview(Student Candidate)

If a pond will be covered in lilypads in 1 hour, and the

  amount of lilypads doubles every minute, how long will it take for the pond to be 25% covered?
Answer

Interview Answer

1 Answer

3

you can back track - in 60 mins the pool will be filled completely.. therefore, in 59 mins pool will be half filled (50% filled) (lillypads double every min) and it will be 25% filled in 58 mins

Vineet on Nov 8, 2010

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