Some simple dice/card questions to start.
Quantitativer Analyst Interview Questions
10,168 quantitativer analyst interview questions shared by candidates
What is the probability that in n coin tosses the number of heads will be even?
Fischer-Yates shuffle
What is the probability to pick 2 kings from a deck of card
card game questions, how different distribution will affect expectation
Sum of all the odd numbers between 1 and 50.
Coin flipping and bid making problems as already listed on Glassdoor.
A question about rolling dice.
Probability related questions and games
You have 100 light bulbs, labeled from 1 to 100. Initially, all of them are off. You perform 100 rounds of toggling: On round 1, toggle every bulb (they all turn on). On round 2, toggle every 2nd bulb (bulbs 2, 4, 6, …). On round 3, toggle every 3rd bulb (bulbs 3, 6, 9, …). ... On round 100, toggle bulb 100. Toggling a bulb means: if it's on, turn it off; if it's off, turn it on. Question: After all 100 rounds, which bulbs are on?
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