# What is the probability of getting a sum of four when rolling two six sided dice?

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## What is the probability of getting a sum of 4 when rolling two dice?

There are six faces for each of two dice, giving 36 possible outcomes. If the two dice are fair, each of 36 outcomes is equally likely. Three outcomes sum to 4: (1+3), (2+2) and (3+1). Probability of getting a sum of 4 on one toss of two dice is 3/36, or 1/12.

## What is the probability of obtaining a sum of four?

Probabilities for the two dice

Total Number of combinations Probability
2 1 2.78%
3 2 5.56%
4 3 8.33%
5 4 11.11%

## What is the probability of rolling a 4 on a six sided die and getting heads on a coin toss?

What is the probability of getting a number less than 4 on the die and a heads on the coin? Explanation: To get a number less than 4 on a die, 3/6 is the probability. To get a heads is a 1/2 chance.

## When two dice are rolled what is the probability that one die is a 4 Given that the sum of the two dies is 9?

The probability is 3+4+1 over 36. That’s 8/36, simplified to 2/9.

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## What’s the probability of rolling a 4?

Two (6-sided) dice roll probability table

Roll a… Probability
4 3/36 (8.333%)
5 4/36 (11.111%)
6 5/36 (13.889%)
7 6/36 (16.667%)

## What is the probability of rolling a 5 or flipping heads?

Probability for tossing on heads=0.5 Probability of rolling on odd number on die (1 or 3 or 5)=0.5 As per addition rule (A union B, A or B) that is 0.5+0.5=1 that seems impossible.

## What is the probability of 4 heads in a row?

The probability of getting 4 heads in a row is 1/2 of that, or 1/16.