Puzzles & Quizzes

This Probability Math Problem Has Been Asked in Google Interviews

If you want to work at Google, you better brush up on your math skills. Presh Talwalkar of the MindYourDecisions YouTube channel says this car probability math problem has been presented to Google applicants in interviews. Would you have gotten the job?

The Problem

 Here's the problem: The probability of seeing a car on the highway in 30 minutes is 0.95. What is the probability of seeing a car on the highway in ten minutes? Assume a constant default probability. Watch the video below to see how this is solved, or scroll down to get the answer.

Can You Solve Google's Car Probability Interview Question?

This is a more math-intensive question than what's asked in most interviews...

ANSWER

The probability of seeing a car on the highway in ten minutes is 0.632. Watch the video above to learn how to get that answer.

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Written by Curiosity Staff October 7, 2016

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