|Total||Number of combinations||Probability|
What is the probability of rolling two dice and getting a sum of 9?
The probability of getting 9 as the sum when 2 dice are thrown is 1/9.
What is the probability that the sum of two rolls of a die is 9 : 9?
A total of 4 outcomes out of 36. Therefore, the probability of getting a sum of 9 when rolling 2 dice is 4/36 or 1/9.
What is the experimental probability of rolling a sum of 9?
The experimental probability of rolling a sum of 9 is 2/5. When rolling two number cubes, there are 36 possible outcomes. The theoretical probability of rolling a sum of 9 is 4/36 or 1/9. Since 1/9 is not close to 2/5, the experimental probability is not close to the theoretical probability.
What is the probability of not rolling a sum of 12 with two fair dice?
Therefore required probability = 2/36 = 1/18 . There is a 1/6 chance to throw a 6, if you want to do that twice, there is a 1/6 x 1/6 = 1/36 chance you could nail that. That being said you get a 1–1/35 = 35/36 chance of not getting a 12 or 97.2% chance.
How many outcomes have a sum of at least 9?
(ii) two numbers appearing on them whose sum is 9. Therefore, total number of possible outcomes = 36.
What is the probability of obtaining a sum of 6?
Probability of getting a total of 6 = 5/36.