1. A pair of dice is rolled. Find the probability that the sum of the top faces is: a. Seven b. Seven or eleven c. At least eleven 2. A coin is flipped three times. Find the odds of getting heads exactly twice. 3. A blue die and a red die are tossed together. Find [...]

## Posts Tagged ‘probability’

## 1. A pair of dice is rolled. Find the probability that the sum of the top faces is: a. Seven b. Seven or eleve?

**Eleven2**on May 3rd, 2014

## If a red dice and green dice are rolled, the probability that the sum is seven or eleven is?

**Eleven2**on December 16th, 2013

A) 1/2 B) 2/9 C) 2/11 D) 1/4 Thank you! Chosen Answer: The colors don’t matter. There are 36 possible combinations for two dice. The combinations that produce a sum of 7 are: 1 and 6 2 and 5 3 and 4 6 and 1 5 and 2 4 and 3 For an 11 the [...]

## Eleven marbles — 5 green, 3 brown, and 3 pink — are evenly distributed in a sack. The marbles are extracted on?

**Eleven2**on June 26th, 2012

Eleven marbles — 5 green, 3 brown, and 3 pink — are evenly distributed in a sack. The marbles are extracted one at a time, without replacement. A green marble is chosen on the first trial, and a brown marble is chosen on the second trial. The probability of choosing a pink marble on the [...]

## 2 Dice Probability. Sum of two, nine, and eleven.?

**Eleven2**on February 17th, 2012

if a pair of dice is rolled one time. probability outcome of: 2 is 0.0278 9 is 0.1111 11 is 0.0556 but how can i get the probability if the sum of the 2 dice will be 2, 9, and 11? should i add it up or get the average? Chosen Answer: Yep, add all [...]

## A box contains eleven balls, numbered 1,2,3….10,11,11. if 6 balls are drawn simultaneously at random, what is?

**Eleven2**on November 22nd, 2011

A box contains eleven balls, numbered 1,2,3….10,11,11. if 6 balls are drawn simultaneously at random, what is the probability that the sum of the numbers on the balls drawn is odd? Chosen Answer: “eleven balls numbered 1,2,3 … 10, 11, 11″ either the numbers are 1 – 11 (no second 11) or some other number [...]