Math 141

A pair of fair 6-sided dice is rolled. What is the probability that a 3 is rolled if it is known that the sum of the numbers landing uppermost is less than or equal to 6?

  1. 👍
  2. 👎
  3. 👁
  1. two ways to get a sum of 3 either 12 or 21

    our possible outcomes, sum ≤ 6 :
    11, 12, 13, 14, 15
    21, 22, 23, 24
    31,32, 33,
    41, 42
    51
    15 of them

    prob(your event) = 2/15

    1. 👍
    2. 👎
  2. 131

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    two 6 sided dice are rolled . what is the probability the sum of the two numbers on the die will be 6

  2. Probability

    When two fair six-sided dice are rolled, there are 36 possible outcomes. Find the probability that either doubles are rolled or the sum of the two dice is 8.

  3. math

    A six-sided, fair number cube is rolled 100 times as part of an experiment. The frequency of the roll of the number 3 is 20. Which statement about rolling a 3 is correct? The theoretical probability is 1/6. The experimental

  4. math

    A pair of fair dice is rolled. What is the probability of each of the following? (Round your answers to three decimal places.) (a) the sum of the numbers shown uppermost is less than 6 (b) at least one 6 is cast

  1. Math

    if two fair dice are rolled what is the probability that the total showing is more than four? Will you please explain how to do this problem? Thank you

  2. Maths

    Four fair sided dice, each with faces marked 1,2,3,4,5,6, are thrown on 7 occasions.Find the probability that the numbers shown on the four dice add up to 5 on exactly one or two of the 7 occasions.

  3. Probability

    A pair of fair dice is tossed once. Find the probability a sum of 5 or 3 appears.

  4. Math

    If two fair dice are rolled, what is the probability that a total of five shows?

  1. Math

    If two fair dice are​ rolled, find the probability that the sum of the dice is 6​, given that the sum is greater than 3.

  2. Geometry

    If two six-sided dice are rolled, the probability that they both show the same number can be expressed as a b where a and b are coprime positive integers. What is the value of a+b ?

  3. dice probability (math)

    if a pair of fair dice is rolled, what is the probability that we roll a total of five if we are given that the total is less than nine?

  4. math

    A pair of dice is rolled once. suppose you lose $9 if the dice sum to 9 and win $11 if the dice sum to 4 or 6. how much should you win or lose if any other number turns up in order for the game to be fair?

You can view more similar questions or ask a new question.