Tuesday

September 30, 2014

September 30, 2014

Number of results: 79,343

**Math Probability**

A lottery game has balls numbered from 0 - 9 If a ball is selected at random, what is the probability of selecting an even numbered ball or a 5 ? I am guessing this is Mutually exclusive event and hence used the OR= P(A)+P(B) concept considering 0 as an even number I keep ...
*December 4, 2011 by HM*

**algebra**

a single ball is drawn from an urn containing 4 balls numbered 1 through 4. find the probability that the ball chosen is as follows: an even numbered ball or an odd numbered ball
*July 5, 2013 by Sandi*

**Statistics**

A box contains five numbered balls (1,2,2,3 and 4). We will randomly select two balls from the box (without replacement). (a) The outcome of interest is the number on each of the two balls we select. List the complete sample space of outcomes. (b) What is the probability of ...
*March 12, 2013 by Randy*

**MTH 157**

A box contains 3 blue cards numbered 1 through 3, and 4 green cards numbered 1 through 4. List the sample space of picking a blue card followed be a green card.
*January 18, 2011 by Lo*

**data analysis **

- In the State of Georgia, one of the most popular lottery games is called Mega Millions. To play Mega Millions, you pay $1 and try to pick the numbers that will match five white balls and the one mega ball. There are 56 white balls numbered 1 to 56; and 46 mega balls numbered...
*January 4, 2011 by jeter*

**statistics**

1. In a large box are 20 ping-pong balls—10 of them are red and numbered 1 through 10, and the other 10 of them are green and also numbered 1 through 10. Two balls are selected from the box without replacement. 1. a.Find the probability that the first ball selected is red and ...
*September 26, 2009 by John*

**Math/Statistics**

I don't get how to do this...can anyone help? 1. In a large box are 20 ping-pong balls—10 of them are red and numbered 1 through 10, and the other 10 of them are green and also numbered 1 through 10. Two balls are selected from the box without replacement. 1. a.Find the ...
*September 27, 2009 by John*

**math**

A lottery game has balls numbered 1 through 15. If a ball is selected at random, what is the probability of selecting a ball showing an even number or the number 12? I thought the answer would be 7 even numbers and 1 for the 12 which would be 8/15 is not an option for the ...
*November 27, 2010 by m*

**math**

For this problem, assume the balls in the box are numbered 1 through 9, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*September 13, 2010 by Laura*

**statistics**

For this problem, assume the balls in the box are numbered 1 through 9, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*September 13, 2010 by Laura*

**Finite**

For this problem, assume the balls in the box are numbered 1 through 8, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*January 23, 2011 by Hil*

**Math**

For this problem, assume the balls in the box are numbered 1 through 8, and that an experiment consists of randomly selecting 2 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*January 26, 2011 by Amanda*

**math**

A basket contains 15 red numbered balls and 10 white numbered balls. A sample of five balls is selected. How many samples contain three red balls and two white balls? Explain your answer.
*March 18, 2013 by alice*

**MATH Prob.**

A box contains 13 white cards numbered 1 through13. List the sample space of the event choosing one card with a number greater than 6.
*August 8, 2009 by Twg*

**Alegebra 1**

Urn A has balls numbered 1 through 7. Urn B has balls numbered 1 through 5. A ball is selected at random from urn A and then a ball is selected at random from urn B. What is the probability that a 4 is drawn from A followed by a 2 from B?
*September 8, 2009 by maria*

**Math**

" kelly has twelve cards numbered 1 to 12. what is the probability of picking three even-numbered cards consecutively, if the first two cards are not replaced?
*November 1, 2013 by Elizabeth*

**Math, Help**

I am lost with these two problems... Problem #1 Write a sample space for the given experiment A box contains 3 blue cards numbered through 3, 4green cards numbered through 4. A blue card is picked , followed by a green card. Problem #2 Write the indicated even in set notation ...
*June 29, 2007 by student*

**math- odds**

A bag contains 13 balls numbered 1 through 13. What are the odds in favor of selecting a ball that has an even number? Explain why?
*November 13, 2009 by matt*

**stats**

a box contains 100 cards, of which 25 are numbered 1, 35 are numbered 2, 30 are numbered 3, 10 are numbered 4. One card will be drawn from the box and its number X observed. Give the probability distribution of X How in the world do I do this? do I have to manually get the ...
*February 16, 2007 by Anonymous*

**Alegebra**

Can some one please help me with this 3 problems I have a hard time with probabilities I'm studying for my mid-term. Thank you 1) Urn A has balls numbered 1 through 7. Urn B has balls numbered 1 through 5. A ball is selected at random from urn A and then a ball is selected at ...
*September 11, 2009 by Jessi*

**algebra**

If there are 8 red disks numbered 1 through 8, and 6 yellow disks numbered 9 through 14 placed in a box. Find the probability of selecting a red disk numbered 3.
*November 14, 2010 by Kelly*

**math**

Numbered disks are placed in a box and one disk is selected at random. There are 6 red disks numbered 1 through 6, and 7 yellow disks numbered 7 through 13. In an experiment a disk is selected, the number and color noted, replaced, and then a second disk is selected. Is this ...
*February 26, 2011 by Anonymous*

**Probability - CHECK**

Could someone check my answers for these questions: 62. Powerball is played with 55 white balls, numbered 1 through 55 and 42 red balls, numbered 1 through 42. Five white balls and one red ball are drawn. In how many ways can a player select the six numbers? Answer: 141607962 ...
*March 9, 2009 by Tanimura*

**Math **

A nickel is flipped and a dime is flipped. 1. What is the probability of obtaining exactly one head? A bag contains five balls numbered 0 through 4. Two balls are chosen at random in succession. The first ball is replaced before the second is chosen. 1. What is the probability...
*February 7, 2013 by Kyle*

**contemporary Math**

If there are 2 red disks numbered 1 through 2, and 6 yellow disks numbered 3 through 8, find the probability of selecting a red disk, givent that an odd-numbered disk is selected?
*November 17, 2010 by Savannah*

**Probability **

A nickel is flipped and a dime is flipped. 1. What is the probability of obtaining exactly one head? A bag contains five balls numbered 0 through 4. Two balls are chosen at random in succession. The first ball is replaced before the second is chosen. 1. What is the probability...
*February 7, 2013 by Kyle*

**math**

On a roulette wheel are 36 slots numbered 1 through 36 and 2 slots numbered 0 and 00. You can bet on a single number. If the ball lands on your number, you receive 35 chips plus the chip you played. a. What is the probability that the ball will land on 17? b. What are the odds...
*August 14, 2010 by kirk*

**Maths :(**

41 different balls are drawn from a bag containing balls numbered 1,2,…,300. The probability that the number of odd balls drawn is larger than the number of even balls can be expressed as ab where a and b are coprime positive integers. What is the value of a+b?
*April 15, 2013 by Ian*

**Math**

A spinner has regions numbered 1 through 21. What is the probability that the spinner will stop on an even number or a multiple of 3? Okay so I am lost. I understand that the probability of an event is the # of ways an event can occur over the total # of possible outcomes. I ...
*March 7, 2010 by Carrie*

**MATH**

invested 2000 gains 0.2 every odd numbered month gains 0.15 every even numbered month write function for n months? i've tried solving this with a formula, but every formula i come up with is wrong. Could someone tell me how to solve this and plug in the right numbers into a ...
*September 5, 2011 by Amy*

**Math(Probability)**

Let X and Y equal the outcomes when two fair six-sided dice are rolled. Let W = X + Y. Assuming independence, find the p.m.f. of W when (a) The first die has three faces numbered 0 and three faces numbered 2, and the second die has its faces numbered 0, 1, 4, 5, 8, and 9. (b...
*April 27, 2011 by Sandy*

**Probabilities**

A bag contains 150 balls numbered 1 through 150 . Three balls are drawn and placed on the table. The probability that the balls were drawn in increasing order can be expressed as a/b where a and are coprime positive integers. What is the value of a+b
*April 1, 2013 by Anna*

**math**

In a 365 day calendar year, there are ____ more odd-numbered days than even-numbered days. Please Explain
*February 5, 2014 by nisrin*

**math**

There are 4 pieces of paper, numbered 10 to 13, in a hat. After another numbered piece of paper is added, the probability of picking a number between 10 and 13 inclusive is 4/5. Which of the following numbers could be the number on the new piece of paper? A. 10 B. 11 C. 12 D. ...
*July 18, 2014 by Chen Sam*

**Math**

I am stuck on several probability questions. A spinner that has 15 equal sized sections numbered 1 to 15 is spun twice. What is the probability the spinner lands on an odd number and then on an even number? A. 56/225 B. 169/225 C. 1/15 D. 21/225 I chose A. 56/225 because 8/15 ...
*January 11, 2013 by Jack*

**government**

congress has set the day for national elections as a. the monday after the third tuesday in november in even-numbered years b. the tuesday after the first monday in november in even-numbered years c. the monday after the first tuesday in may in even-numbered years d. the ...
*December 28, 2007 by jere*

**government**

congress has set the day for national elections as a. the monday after the third tuesday in november in even-numbered years b. the tuesday after the first monday in november in even-numbered years c. the monday after the first tuesday in may in even-numbered years d. the ...
*December 28, 2007 by jere*

**math**

An urn holds 13 identical balls except that 2 are white, 4 are black, and 7 are red. An experiment consists of selecting two balls in succession without replacement and observing the color of each of the balls. How many outcomes are in the sample space for this experiment? How...
*February 2, 2011 by Kristin*

**math probability**

A bag contains 12 marbles, 7 red and 5 green. The reds are numbered 1-7 and the green are numbered 1-5. If you pick 4 without replacing what is the probability that 2 of the 4 are numbered 5?
*May 8, 2014 by kathy*

**MATH - immediate help needed!**

Please provide the solution to the below problems: In a certain state lottery, a player selects four different numbers from 1 through 30. Find the probability that a single choice of four numbers wins the lottery, assuming the order of the numbers is not important...
*February 2, 2013 by Vivan*

**PROBAbility!!!!**

A bag contains 150 balls numbered 1 through 150. Three balls are drawn and placed on the table. The probability that the balls were drawn in increasing order can be expressed as a/b where a and b are coprime positive integers. What is the value of a+b?
*April 2, 2013 by please help me out!!*

**Finite**

Assume that the box contains balls numbered from 1 through 28, and that 3 are selected. A random variable X is defined as 1 times the number of odd balls selected, plus 2 times the number of even. How many different values are possible for the random variable X? I know that is...
*October 8, 2012 by Sam*

**Statistics**

A lottery uses 4 urns containing chips 0 to 9. One chip is selected at random from each urn. How many sample points are in the sample space?
*May 22, 2012 by Tammy*

**statistics**

A lottery uses 4 urns containing chips 0 to 9. One chip is selected at random from each urn. How many sample points are in the sample space?
*January 18, 2014 by betty*

**math**

A jar contains 3 pink balls, 6 blue balls, and 3 red balls. Event A = drawing a red ball on the first draw Event B = drawing a pink ball on the second draw If two balls are drawn from the jar, one after the other without replacement, what is P(A and B) expressed in simplest form
*July 16, 2012 by Anonymous*

**Probability**

A drawer contains six bags numbered 1-6, respectively. Bag i contains i blue balls and 2 green balls. You roll a fair die and then pick a ball out of the bag with the number shown on the die. What is the probability that the ball is blue? Thank you!
*January 27, 2012 by Erica*

**math 157**

A box contains three black balls and two golden balls. A ball is selected at random, it's color is recorded and it is then replaced. A second ball is selected at random, it's color is recorded it is then replaced. The outcome is associated with this type of selection is an ...
*January 9, 2010 by Rmz*

**Math**

A jar contains 2 orange balls, 5 black balls, and 3 pink balls. Event A = drawing a black ball on the first draw Event B = drawing a pink ball on the second draw If two balls are drawn from the jar, one after the other without replacement, what is P(A and B) expressed in ...
*June 8, 2013 by bubbie*

**Math ms sue please please please help!!!!!!**

1)a bag contains five red marbles and seven blue marbles. you pull one marble out of the bag and replace it before putting out a second marble. what kind of event is this? independent, dependent, or both? 2) A bag contains 5 marbles. Without looking, you pick a marble with ...
*November 10, 2013 by Math help*

**math**

A box contains 55 balls numbered from 1 to 55. If 15 balls are drawn with replacement, what is the probability that at least two of them have the same number?
*October 22, 2012 by Anonymous*

**math**

a set of cards is numbered 1-20 what is the probability of choosing the card numbered 1
*February 18, 2010 by savon*

**Math**

Probability-- There are two boxes...the first box has 3 black balls and 1 blue ball in it. The second box has 6 black balls and 2 in blue balls in it. a. Which of the following two boxes would you choose if you were picking 1 ball and wanted black? Justify your answer. b. Then...
*November 12, 2013 by Anonymous*

**probability**

wooden balls are numbered 1-75. Five balls are drawn at random. What is the probability of drawing 5 consecutive numbers if no replacement occurs.? The first ball has a 1/75 chance of being selected. The second ball can be from either above or below the first, so it has a 2/74...
*December 11, 2006 by matt*

**Statistics**

An urn contains 8 chips, numbered 1 through 8. A sample of 3 is drawn without replacement. What is the probability that the largest chip in the sample is a 5?
*June 24, 2011 by Nicholas*

**Discrete Math**

A box contains 55 balls numbered from 1 to 55. If 8 balls are drawn with replacement, what is the probability that at least two of them have the same number?
*April 27, 2011 by Nick*

**elementry math **

A box contains three black balls and two gold balls. A ball is selected at random, its color is recorded, and it is then replaced. A second ball is then selected at random and its color recorded. The outcome associated with this type of selection is an ordered pair (first draw...
*January 10, 2010 by katie *

**Math--PLEASE HELP!!!**

Let's begin with a rather straightforward lottery in which players select four digits. The winning number is commonly selected in the following fashion: 10 Ping Pong balls (each with a digit 0 through 9 written on it) are placed in a hopper. One Ping Pong ball is selected. ...
*November 14, 2013 by Samantha*

**Algebra**

You spin a spinner that has eight equal-sized sections numbered one to eight. Which event is least likely to occur? • The number is even. • The number is less than three. • The number is greater than three. • The number is a multiple of five.
*May 21, 2014 by Sandra*

**Maths**

There are 3 green balls,5 red balls and 2 yellow balls in a bag.You take out one without looking.What is the probability of picking out a yellow ball?
*March 13, 2014 by Sibongakonke*

**IT/210 CheckPoint Iteration Control Structure**

Need help with this! Uses a while counter loop In front of you is a non-see through bag containing 50 red balls and 50 black balls. You are to design a solution that will allow you to draw one ball at a time until 12 red balls are drawn. At the end of the program you will ...
*September 21, 2011 by Jim*

**probability**

Consider a deck of 52 cards with the following characteristics: 13 red cards, numbered 1 through 13 13 blue cards, numbered 1 through 13 13 green cards, numbered 1 through 13 13 black cards, numbered 1 through 13 1. Describe the steps necessary to calculate the theoretical ...
*June 18, 2012 by wendell*

**Probability**

Consider a deck of 52 cards with the following characteristics: 13 red cards, numbered 1 through 13 13 blue cards, numbered 1 through 13 13 green cards, numbered 1 through 13 13 black cards, numbered 1 through 13 1. Describe the steps necessary to calculate the theoretical ...
*October 13, 2012 by Dina*

**Math**

Two balls are to be selected without replacement from a bag containing one red, one blue, one green, one yellow, and one black ball. How many points are there in the sample space?
*March 25, 2008 by Kate*

**Math please help!**

invested 2000 gains 0.2 every odd numbered month gains 0.15 every even numbered month write function for n months? i've tried solving this with a formula, but every formula i come up with is wrong. Could someone tell me how to solve this and plug in the right numbers into a ...
*September 5, 2011 by Amy*

**Probability**

1. You roll a number cube numbered one to six 12 times. P(5)=2/3. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C. Theoretical; the ...
*April 17, 2014 by Chris*

**combinatorical mathematics**

At Brilli's zoo, she is trying to train a monkey to learn how to count. The monkey is given a stack of cards, numbered 1 to 30, in some random order. The cards are laid out from left to right. Each time the monkey moves the card numbered i+1 to the immediate right of the card ...
*December 9, 2013 by Mark*

**Math**

A bag contains a set of ping pong balls numbered from 1 to 12. If you reach in and randomly pull out 3 of them, what is the expected value of the sum of the numbers on the 3 ping pong balls? Thanks :)
*March 20, 2013 by Parul*

**statistics**

A spinner has equal regions numbered 1 through 21. What is the probability that the spinner will stop on an even number or a multiple of 3? (Points : 5)
*December 4, 2011 by Anonymous*

**MATH**

A spinner is divided into 10 equal sections numbered from 0 to 10. You spin the spinner once. What is P(divisible by 3)? 1/3 1/2 2/5 3/10 The probability of a certain baseball player hitting a foul ball is 1/4. How many foul balls would you expect her to hit after 80 swings? 4...
*June 9, 2014 by InDireNeedOfHelp*

**Algebra 2**

five chips numbered 1 through 5 are placed in a bag. A chip is drawn and replaced. Then a second chip is drawn. Find the probability that the first chip is even and the other one is odd.
*May 30, 2012 by Jess*

**math**

A person writing a book numbered the pages consecutively starting with 1 and had written 4553 digits. how many pages had she numbered?
*May 7, 2010 by Lauren*

**MATH 157**

List the elements in the sample space of this experiment: a 6 sided die is rolled. the sides contain the numbers 1,2,3,4,5,6. list the sample space of rolling one die.
*September 19, 2009 by ggift*

**Math**

List the elements in the sample space of the experiment. A 6 sided die is rolled. The sides contain the numbers {1,2,3,4,5,6}. List the sample space of rolling one die. A){6} B){1,2,3,4,5,6} C){36} D)None of these. My answer is: B){1,2,3,4,5,6}. Is this correct? Thanks.
*September 24, 2009 by B.B.*

**math**

A roulette wheel has 18 red slots and 18 black slots numbered alternately with the numbers 1 through 36. Two green slots are numbered 0 and 00. The winning number is determined by the slot into which a single marble rolls. Players are not allowed to bet on green. The house ...
*September 13, 2010 by Sarah*

**math**

A roulette wheel has 18 red slots and 18 black slots numbered alternaetly with the numbers 1 through 36. Two green slots are numbered 0 and 00. The winning number is determined by the slot into which a single marble rolls. Players are not allowed to bet on green. The house ...
*September 18, 2010 by Zach*

**Math**

A ball pit contains 10 yellow balls and 14 green balls. What is the probability of randomly picking 3 green balls (replacing them), from the pit? 3/24
*January 15, 2014 by Crystal*

**Math**

What's the difference between sample space and event in a lottery game (where 50 numbers are drawn and you have to guess/pick six numbers?). Can you give examples of both?
*April 19, 2010 by Kevin*

**Calculus II**

In tabular integration, you're supposed to "change the sign of the even ones"... what IS the "even ones"? Does this refer to the terms that include x raised to an even-numbered power?
*February 24, 2009 by RuggedChild*

**math**

A set of 100 open lockers are numbered from 1 - 100. Sarah comes by and closes all the lockers with even numbers. Then Sarah walks past the lockers again and checks the ones numbered with multiples of 3. If the locker is closed, she opens it; if it is open, she closes it. She ...
*October 23, 2011 by jack*

**Probability**

A number cube, numbered 1 through 6, is rolled once. What is the probability of rolling an even number that is not prime? 1/6 1/3 1/2 2/3
*July 22, 2010 by Ross*

**Physics**

Two students are on a balcony 29.4 m above the street. One student throws a ball vertically downward at 14.7 m/s. At the same instant, the other student throws a ball vertically upward at 29.4 m/s . The second ball just misses the balcony on the way down. a) Sketch the ...
*October 23, 2010 by grace*

**math**

Assume that the box contains 5 balls: 1 yellow, 2 green, and 2 red. Balls are drawn in succession without replacement, and their colors are noted until a yellow ball is drawn. Q: How many outcomes are there in the sample space?
*September 4, 2012 by Michael*

**PROBABILITY MATH**

a spinner has regions numbered through 1-21 what is the probability that the spinner will stop on an even number or a multiple of 3.. I am confused. I keep coming up with 17/21 but the real answer is 2/3 how how how ?
*November 2, 2011 by HM*

**Outline**

Fill in the blanks(which are numbered ) with t given words: A. Obstruction B. Cannot use hands C. Rules D. Conclusion E. Shielding the ball ___36___ A. Number of players 1.Eleven to a side B. Touching the ball 1. __37___ 2. May use hand to drop ball a. Cannot advance ball ...
*July 8, 2012 by Amy*

**Math**

Christy rolls a number cube and then chooses a card from a set numbered 1 through 9. What is the probability that she will roll an even number and choose an odd card? Would the answer be 2/15?
*May 30, 2013 by Alena*

**math (statistics)**

an experiment consistbnof tossing a die and then flipping a coin once if the number on the die is even. If the number on the die is odd, the coin is flipped twice. Using the notation 4H, for example to denote an event that die comes up 4 and then the coin comes up heads, and ...
*August 25, 2012 by Anonymous*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {3,6,7,}, and event G={9,10,12}. Assume that each outcome is equally likely. List the outcomes of F and G. find P(F or G) by counting the number of ...
*June 17, 2014 by carol*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {6,7,}, and event G={9,10,11,12}. Assume that each outcome is equally likely. List the outcomes of F and G?. find P(F or G) by counting the number of ...
*June 17, 2014 by carol*

**finite math**

A probability experiment was conducted in which the sample space of the experiment is S={1,2,3,4,5,6,7,8,9,10,11,12}, event F= {6,7,}, and event G={9,10,11,12}. Assume that each outcome is equally likely. List the outcomes of F and G?. find P(F or G) by counting the number of ...
*June 18, 2014 by carol*

**Algebra**

The faces on a regular octahedral die are numbered one through eight. What is the probability of rolling 3 sixes in succession? Express your answer as a common fraction.
*December 14, 2010 by Ann*

**mathematics**

a box contains 2 white and 3 blue balls.two balls are picked at random,one after the other without replacement.what is the probof picking two balls of different colours?
*March 27, 2011 by tobi*

**Probability -- Help?**

Sampling one at a time with replacement from a bag with 8 blue, 7 red, and 5 green. What is the probability of getting at least two red in 3 draws? The book says the probability is 0.2818 but doesn't explain why. Any help???? Unfortunately, the probability of picking 3 red ...
*December 1, 2006 by Cheri*

**Math**

A book has n consecutive pages torn out (each paper in a book has two sides - each side is one page). Suppose A is the last numbered page before the torn out section and B is the first numbered page following the torn-out section. Find a formula for n in terms of A and B.
*September 22, 2008 by Anna*

**algebra**

A book has N consecutive pages torn out. Suppose A is the last numbered page before the torn out section and B is the forst numbered page following the torn out section. Fins the formula for N in terms of A and B * Each paper in the book has 2 sides. Each side is one page
*October 7, 2010 by Joe*

**math**

a set of 20 cards is numbered 1,2,3,... ..20. Suppose you pick a card at random without looking. Find the probability of each event. Write as a fraction in simplest form. P(3 or 13)
*March 25, 2008 by Jordan*

**Math**

A bag has 20 balls numbered from 1 to 20. If you guess the number of the ball you draw from the bag you win a prize. What is the probability that you will not win a prize? 19/20? If Keri draws a card from a stack the probability that it will be a 10 is 4/13 what is the ...
*November 28, 2012 by Jerald*

**Physics**

Two students are on a balcony 19.6 m above the street. One student throws a ball vertically downward at 14.7 m/s. Att the same instant, the other student throws a ball vertically upward at the same speed. The second ball just misses the balcony on the way down. What is the ...
*September 24, 2006 by Becca (question four of four!)*

**MATH HELP!!**

There are six balls in the bag. Two are basketballs, three are playground balls, and one is a soccer ball. What is the probability that if you pick one of the balls without looking, it will be a soccer ball?
*May 17, 2013 by tariq*

**Statistics**

Events A, B, and C are defines on sample space S. Their corresponding sets of sample points do not intersect and their union is S. Further, event B is twice as likely to occur as event A, and event C is twice as likely to occur as event B. Determine the probability of each of ...
*September 24, 2009 by Sharon*

**math **

A raffle sells 68 tickets numbered 1 through 68 and one ticket is drawn at random. What is the probability that the number drawn is a multiple of 6 or 7?
*April 21, 2011 by Kathy*

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