Quantitative Developer Interview Questions

10,227 quantitative developer interview questions shared by candidates

a) The odds of having pizza on a Saturday are 60%, on Sunday, 30%. What are the odds of having pizza at least once during the weekend? b) How do the odds change if you are only allowed pizza on one of the two days? c) What about if you can only have pizza on Sunday if you had it on Saturday first?
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Quantitative Trader

Interviewed at Jane Street

4.4
Jun 18, 2018

a) The odds of having pizza on a Saturday are 60%, on Sunday, 30%. What are the odds of having pizza at least once during the weekend? b) How do the odds change if you are only allowed pizza on one of the two days? c) What about if you can only have pizza on Sunday if you had it on Saturday first?

I have a standard 52 card deck. One by one, I draw cards from the deck and place them face up in front of you (without putting them back). At any point, you may stop me and say a color. If the next two cards I draw both have that color, you win. Otherwise, you lose. What is the optimal strategy?
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Quantitative Research Intern

Interviewed at Jane Street

4.4
Oct 30, 2018

I have a standard 52 card deck. One by one, I draw cards from the deck and place them face up in front of you (without putting them back). At any point, you may stop me and say a color. If the next two cards I draw both have that color, you win. Otherwise, you lose. What is the optimal strategy?

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