Interestingly enough 95% of the people in the *real* money management business wouldn't probably be able to answer most of those.
what is the answer for a ball question? i think this is a more physical question, isn't it? thank you
With 3 weights, you can identify the heaviest ball. For n balls, you can identify the heaviest ball after x times where x is the largest integer such that 2^x <= n
exactly. but what can you do? you can't tell the interviewer that these are stupid questions. what would you ask if you were interviewing?