westerngravity

This page lists questions and answers that were posted by visitors named westerngravity.

Questions

The following questions were asked by visitors named westerngravity.

Answers

The following answers were posted by visitors named westerngravity.

The total number of possibilities out of 400
10 years ago
The total number of possibilities out of 400 that result in Bret winning is 1 + 2 + 3 + 4 + 5 + 6 + 7+ 8 +9 = 45. The probability of Bret winning is 45/400 = 9/80 (using coprime numbers) Therefore a = 9 and b = 80. a + b = 89
10 years ago