At the bus stop 3/4 of commuters leave the bus and 7 new come in. This process repeats 3 times. What is the minimal number of people initially in the bus.
Trader Assistant Interview Questions
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Make me a 2-point wide market on the chance that a randomly selected number between 1 and 100 does not contain a 7.
What is 19% of 19?
A bus, there are three stops, each stop 3/4 people gets off and 7 people get on. What is the minimum number of passengers at the beginning?
Convert 16/32 to decimal
If you have $20 in $1 and $5 denominations, how many bills do you expect to have?
How many planes are flying now.
How heavy is Mt. Kilimanjaro?
Lowest multiple of 16 that only contains 1s and 0s...I couldn't come up with an efficient solution besides multiplying by stuff until I ended up with 10000 (took too long, interviewer asked me to move on).
There are currently 2 boys and an unknown # of girls in a hospital. A mother gives a birth to a baby but its sex is not known. The nurse picks up a baby randomly and it turns out to be a boy. What is the probability that the mother bore a boy?
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