Table of Contents
What is the probability of rolling 2 dice and getting a sum of 7?
For each of the possible outcomes add the numbers on the two dice and count how many times this sum is 7. If you do so you will find that the sum is 7 for 6 of the possible outcomes. Thus the sum is a 7 in 6 of the 36 outcomes and hence the probability of rolling a 7 is 6/36 = 1/6.
What is the probability of rolling 2 dice and getting the same number?
1/36
The probability of two dice being the same particular number is 1/6 x 1/6 = 1/36. This is not the same as saying that both dice are the same number. There are six different possible numbers, so that would be 6/36 or 1/6.
What is the probability of getting a sum of 9 when two dice are thrown simultaneously?
probability 4/36 or 1/9. In order to get a sum of 9 with two dice, you would have to roll the pairs 4 & 5, 5 & 4, 3 & 6, or 6 & 3.
When we throw 2 dice together find the probability?
The number of favourable outcomes is the sum of occurrences of all the favourable outcomes. So, the number of favourable outcomes =1+2+4+6+2=15. We know that the number of possible outcomes is 36. Thus, the probability of getting the sum of two numbers as prime numbers is =1536=512.
What is the probability of a pair of dice?
Assuming we have a standard six-sided die, the odds of rolling a particular value are 1/6. There is an equal probability of rolling each of the numbers 1-6….What are the most likely outcomes from rolling a pair of dice?
| Outcome | Probability |
|---|---|
| 9 | 4/36 = 11.11\% |
| 10 | 3/36 = 8.33\% |
| 11 | 2/36 = 5.56\% |
| 12 | 1/36 = 2.78\% |
What is the probability of rolling a 9 with two dice?
14
How many ways can we get a 9 with two dice? 936 , which can be simplified to 14 . Therefore, the probability of rolling a 9 with two dice is 14 .
What is the probability of rolling two dice do they total 9?
19
The probability is 19 .