**Contents**show

## How many different ways are there to roll a sum of 4?

We can get a sum of 4 in **two different combinations**: (1,3) and (2,2).

## When two dice are rolled what is the probability of getting a sum less than 4?

Correct answer:

To get a number less than 4 on a die, **3/6** is the probability.

## What is the probability of getting a sum of 6 or 4?

Probabilities for the two dice

Total | Number of combinations | Probability |
---|---|---|

4 | 3 | 8.33% |

5 | 4 | 11.11% |

6 | 5 | 13.89% |

7 | 6 | 16.67% |

## What is the ratio of rolling a 2 to rolling a 5?

Two (6-sided) dice roll probability table

Roll a… | Probability |
---|---|

2 | 1/36 (2.778%) |

3 | 2/36 (5.556%) |

4 | 3/36 (8.333%) |

5 | 4/36 (11.111%) |