MindSumo Launches Innovation Challenge: Technical Puzzle #39
Two dice are weighted so that the probability of rolling the number n is proportional to n. The probability of rolling a 7 with this pair of dice is a/b, where a and b are relatively prime positive integers. Find a+b Enter just the number. The fraction a/b should be simplified.
MindSumo hosts challenges for MindSumo and over 250 other companies to help generate unique ideas and insights from a community of over 300K US college students.
Learn more about how we can help you, and what we’ve done for other clients.