# Best answer: What is the probability of rolling at least one three with a pair of dice?

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## What is the probability of rolling at least one 3 when rolling two dice?

Probability of rolling a certain number or less with one die

Roll a…or less Probability
1 1/6 (16.667%)
2 2/6 (33.333%)
3 3/6 (50.000%)
4 4/6 (66.667%)

## What is the probability of rolling two six sided dice and obtaining at least one 3?

So the probability of rolling a 2 and a 3 would be 1/36 + 1/36 = 2/36 or 1/18.

## What is the probability that it comes up 3 at least once?

The chance, then, of a three occurring at least once is 1−31257776, or 46517776.

## What’s the probability of rolling at least one 6?

When you roll two dice, you have a 30.5 % chance at least one 6 will appear. This figure can also be figured out mathematically, without the use of the graphic.

## What is the probability of rolling a 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.

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## What is the probability of a sum of 3?

There are no other combinations that sum to 3, so we have 2 out of a total of 36 combinations that sum to 3. Therefore, the answer is 2/36 = 1/18.

## How do you figure out probabilities?

Divide the number of events by the number of possible outcomes.

1. Determine a single event with a single outcome. …
2. Identify the total number of outcomes that can occur. …
3. Divide the number of events by the number of possible outcomes. …
4. Determine each event you will calculate. …
5. Calculate the probability of each event.