2012 UNCO Math Contest II Problems/Problem 2
Problem
Four ordinary, six-sided, fair dice are tossed. What is the probability that the sum of the numbers on top is ?
Solution
The total possibilities when we roll 4 fair 6-sided dice is We see that the only possible way for these dice to have a sum of is to have dice with ones on it and one dice with a on it. This can be done in ways. Thus, the probability is ~SharpApricot123
See Also
2012 UNCO Math Contest II (Problems • Answer Key • Resources) | ||
Preceded by Problem 1 |
Followed by Problem 3 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 | ||
All UNCO Math Contest Problems and Solutions |