Saturday
October 25, 2014

Search: Four red and seven black beans are placed into a bag. If one of the beans is selected at random, determine the odds in favor of the bean being black

Number of results: 75,703

Probability
Four red and seven black beans are placed into a bag. If one of the beans is selected at random, determine the odds against the bean being red.
October 12, 2010 by Liesl

math
mr. lee had a bag of red beans and a bag of black beans. 20% of the total number of beans were black, and there were 180 ounces more red beans than black beans. he transferred some red beans to the bag containing black beans, so that, the bag now contained 30% of the total ...
July 17, 2014 by john

statistics
Four jelly beans are selected, one at a time from a bowl containing 6 black, 6 red and 6 green jelly beans. Let x represent the number of black jelly beans selected in 4 draws from the bowl. (A) If this experiment is completed without replacing the jelly beans, explain why x ...
November 28, 2010 by kelly

math again
You have a bag with 60 black jelly beans and 240 red ones. a) If you draw one jelly bean out of the bag, find the probability that it is black. -------60/300= 1/5 b) If you add 60 black jelly beans to the original bag and draw out a bean, what is the probability that it is ...
February 24, 2010 by kali

algebra
You have a bag with 60 black jelly beans and 240 red ones. a) If you draw one jelly bean out of the bag, find the probability that it is black. -------60/300= 1/5 b) If you add 60 black jelly beans to the original bag and draw out a bean, what is the probability that it is ...
February 24, 2010 by desperate!

math
one bag of jelly beans contains 14 red jelly beans. how many red jelly beans would be found in 4 bag of jelly beans
August 2, 2010 by kamleen

Math
A box has 8 blue and 5 green jelly beans. A bag has 6 blue and 8 green jelly beans. A jelly bean is selected at random from the box and placed in the bag. Then a jelly bean is selected at random from the bag. If a green jelly bean is selected from the bag, what is the ...
October 24, 2012 by Kerry

statistics
The red face cards and the black cards numbered 2-9 are put into a bag. Four cards are drawn at random without replacement. Find the following probabilities: a) All 4 cards are red b) 2 cards are red and two cards are black c) At least one of the red cards is red. d) All four ...
December 12, 2010 by oscar

Math!!!
Jim bought 1520 g of beans. He used all the beans to make 16 bean bags. How many hrams of beans did he use for each bean bag? - equation format please!
May 11, 2014 by Dianne G.

maths
A bag contains 4 red and 3 black balls. A second bag contains 2 red and 4 black balls. One bag is selected at random. From the selected bag, one ball is drawn. Find the probability that the drawn ball is red.
February 5, 2013 by Anonymous

Math Probabilities
A bag contains 9 red chips and 12 blue chips. Two chips are selected randomly without replacement from the bag. What is the probability that the two chips are the same color? That would be the probability of two reds PLUS the probability of two blues. The probability of two ...
March 6, 2007 by J

probability and counting
(1 pt) A box contains 25 yellow, 28 green and 38 red jelly beans. If 13 jelly beans are selected at random, what is the probability that: a) 5 are yellow? b) 5 are yellow and 7 are green? c) At least one is yellow?
April 13, 2011 by Hannah

Math
Jake ate seven times more jelly beans as Sam. Together they ate 128 jelly beans. How many jelly beans did each person eat?
February 11, 2013 by Tanya

math
The ratio of red jelly beans to yellow jelly beans in a dish is 2:3. If I eat 3 red jelly beans and 6 yellow ones the ratos is 4:5. How many yellow jelly beans were orginally in the dish?
September 9, 2012 by Anonymous

Maths
Bag A contains 2 white, 1 black and 3 red balls, Bag B contains 3 white, 2 black and 4 red balls and Bag C contains 4 white, 3 black and 2 red balls. One Bag is chosen at random and 2 balls are drawn at random from that Bag. Of the randomly drawn balls happen to be red and ...
August 17, 2014 by Susan

Math
The ratio of red jelly beans to yellow jelly beans in a dish is 3:4. if greg eats 3 red jelly beans and 6 yellow ones, the ratio is 4;5. how many jelly beans were originally in the dish?
September 10, 2012 by April

math
A bag contains 3 red, 5 black and 5 blue marbles. Four marbles are selected at random without replacement: - the probability that all 4 are black? -the probability that exactly two are blue and none are red?
January 25, 2011 by Sandy

Math
The ratio of red jelly beans to yellow jelly beans in a dish is 3:4. If Greg eats 3 red jelly beans and 6 yellow ones, the ratio is 4:5. How many yellow jelly beans were originally in the dish?
September 11, 2012 by Anonymous

math
Results of a survey of fifty students indicate that 30 like red jelly beans, 29 like green jelly beans, and 17 like both red and green jelly beans. How many of the students surveyed like no green jelly beans?
November 28, 2010 by Anonymous

managerial economics
Suppose that the demand curve for beans is given by: Q=20-P Where Q is thousands of pounds of beans bought per week and P is the price in dollars per pounds a. How many beans will be bought at P=0 b. At what price does the quantity demanded of beans become zero c. Calculate ...
July 1, 2010 by Mishal Almandhour

math
The produce manager receives 5 containers of green beans, each weighing 7 pounds. She divides the total amount of green beans into 3 equal weight portions. What is the weight of the beans in each portion?
November 10, 2013 by Tam

Math
A bag contains 6 black balls,5 red balls and 4 white balls,if 3 are selected at random without replacement determine the probability that (1)all 3 are black (2)all 3 are red (3)2 are black and 1 white (4)at least 1 of each colour is selected.
September 18, 2011 by Isi

Math
A bag contains 6 black balls,5 red balls and 4 white balls,if 3 are selected at random without replacement determine the probability that (1)all 3 are black (2)all 3 are red (3)2 are black and 1 white (4)at least 1 of each colour is selected.
September 18, 2011 by Isi

math
In a bag there are red, green, black,and white marbles. If there are 6 red, 8 green, 4 black, and 12 white and one marble is to be selected at random, what is the probability it will be white? I dont know how to solve these.
August 3, 2011 by Amy

math
danielle has 30 jelly beans and 18 green jelly beans. What is the ratio of yellow jelly beans to greens jelly beans
February 2, 2012 by Anonymous

math214
If you have a jar of 1000 jelly beans and you know that P(blue) =4/5 and P(red) = 1/8, list several things you can say about the beans in the jar
February 25, 2010 by Anonymous

math
Barstucks is making a new coffee blend. The company bought 50lbs. of Kona beans at $34.95 per lb. and plans to mix these beans with Columbian beans that sell for $7.99 per lb. wholesale. If Barstucks wants its cost of the blend to be $11.95 per lb., how many lbs. of Columbian ...
April 20, 2011 by zee

English
1. The puma is chasing the deer. 2. Do you like rice cake? This rice cake has red beans. Some believe that red beans chase away ghosts and bring good luck. It's just superstition, right? 3. Americans eat turkey on Thanksgiving Day. However,Turkey is a country. You can not eat ...
October 4, 2009 by Tom

4th grademath
A serving of green beans is 125 g. The cafetreia has 10 5 kg cans of green beans. does the cafeteria have enough green beans to server 350 studens?
February 10, 2014 by mythreyee

math
The Standard blend of coffee uses 4 oz arabica beans and 12 oz of robusta beans per package; the Deluxe blend uses 10 oz of arabica beans and 6 oz of robusta beans per package. The merchant has 80 lbs. of arabica beans and 90 lbs. of robusta beans available. Find a system of ...
April 11, 2014 by anonymous

Math
Trying to find how many jelly beans that can be in the jar? Exactly half were red and exactly one-third were blue, which of the following is not a reasonable number of jelly beans that can be in the jar? Is it 24, 50, 60 or 90?
April 23, 2012 by Marc-Anthony Cienfuegos

math
Ms.lee class had to guess how many jelly beans were in a jar. The clues were that exactly half were red ,and that exactly one third were blue.Based on the information provided ,which of the following is not a reasonable number of jelly beans that can be in the jar? a.24 b.50 c...
February 28, 2012 by priyal

math-Probablity
Hi, just a few stupid questions about probability. 1. How many different license plates can there be if there is a total of 7 letters (no numbers) (and I'm assuming this has a something to do with permutation. 2. How many different batting line ups can be chosen from a 13 man ...
April 14, 2011 by Connor

math
ms lee class had to guess how many jelly beans were in a jar. The clues were that exactly half were red ,and that exactly one third were blue.Based on the information provided ,which of the following is not a reasonable no.of jelly beans that can be in the jar? a.24 b.50 c.60 ...
February 27, 2012 by priyal

math
if kate has 8 red, 4 blue and 4 green jelly beans in her pocket, what is the minimum amount of jelly beans she can bring out of her pocket that will contain all colours?..
April 13, 2012 by Anonymous

math
a company bought 50lb of kona beans at $34.95 per lb. and plans to mix these with colombian beans at $7.99 per lb. wholesale. If they want the blend to be $11.95 per lb, how many lbs of colombian beans should they buy?
April 11, 2011 by Shelly

Fractions
Juan ate 1/3 of the jellybeans. Maria then ate 3/4 of the remaining jelly beans, which left 10 jelly beans. How many jelly beans were there to begin with?
February 6, 2014 by Anonymous

math
The ratio of red jelly beans to yellow jelly beans in a dish is 3.4. If Greg eats 3 red ones and 6 yellow ones, the ratio is 4.5. How many yellow jelly beans were originally in the dish? Do you make 3.4 a fraction and 4.5 a fraction and times them? 3/6 TIMES 4.5 = 12/20 THEN ...
September 3, 2014 by michele

math
a jar of jelly beans contains 33 red, 52 white, 70 yellow ad 85 orange. To the nearest whole percent, what percent of the total jelly beans are orange?
January 22, 2012 by sally

Auburn
Have a sack of jelly beans-5 different colors-half are red 1/6 green 1/6 yellow 1/12 blue 6 black-how many of each color and how many in all
April 24, 2012 by Rose

Math
Laurie is holding 6 red cards and 7 black cards. If two cards are selected at random(w/out replacement), what is the probability that the first card selected is red and the second is black?
February 27, 2012 by Jane

Probability
A jar contains four red, four yellow, and three green jelly beans. If Joan and Jim take one jelly bean each, the probability that they both take a red jelly bean is?
November 14, 2009 by Anna

Math
Did I answer this problem right? A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red? 100/169. Thanks.
August 7, 2009 by B.B.

science
Listed below are six mixtures. Identify physical properties of the components that allow you to separate them. Then, explain the method you would use to separate the components. Mixture 1: Salt dissolved in water Physical Properties: Density Method of Separation: Use a spoon ...
October 24, 2011 by Hope

MATH CHECK!
There are 20 red beans in the jar 10 fewer white than yellow half as many orange than red 10 more black than green twice as many yellow as red 5 fewer green as red please check: 10 orange 15 green 25 black 40 yellow 25 pink 30 white
May 30, 2012 by Celest

math
Please help with this question. A bag contains 10 marbles of which 3 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
July 30, 2010 by jackie

Math
A bag holds 40 erasers that are each the same size and shape.Eight of the erasers are red. You reach into the bag and select one eraser at random, what is the probability it is not red?
April 19, 2011 by Savanna

Algebra
a bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
July 23, 2009 by Joe

math
A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
March 9, 2010 by babygirl

math
A jar contains some red and some yellow jelly beans. If a child ate 1 red jelly bean, 1/7 of the remaining candies would be red. If instead the child ate 5 yellow jelly beans, 1/6 of the remaining candies would be red
January 28, 2011 by Diana

English
They spend their days cutting cocoa pods and carrying heavy buckets filled with cocoa beans. (cocoa pods vs. cacao pods/ cocoa beans vs. cacao beans/ Which expressions do we have to use? What is the difference between 'cocoa' and 'cacao'?
December 22, 2011 by rfvv

Math
A bag contains four balls. Three are red, and the fourth is either red or blue, selected with equal probability. A ball is drawn from the ball and it is red. What is the probability that one of the balls still in the bag is blue?
November 7, 2010 by kyle

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
In another variation of Nim, players are allowed to remove only perfect square numbers of beans and apply this condition. How many beans should you as the first player select to guarantee that you will win the game?
January 11, 2011 by Samual

loyla
A bag contains one black ball and one white ball. Another black ball is put into the same bag and bag is shuffled. The first ball pulled out the bag is a black one. What are the chances of the next ball to be pulled out to be black?
August 15, 2014 by rajshekar

Probabilities
1.) two marbles are drawn without replacement from a bowl containing seven red, four blue, and nine yellow marbles. what is the probability that at least one is red? 2.)a card is drawn from a standard deck of 52 cards. what is the probability that the card is neither a four or...
November 9, 2010 by J

Probabilities
1.) two marbles are drawn without replacement from a bowl containing seven red, four blue, and nine yellow marbles. what is the probability that at least one is red? 2.)a card is drawn from a standard deck of 52 cards. what is the probability that the card is neither a four or...
November 9, 2010 by J

Algebra 1
1. A bag contains 3 red marbles, 2 blue marbles, and 5 green marbles. What is the probability of randomly selecting a red marble then, without replacing it, randomly selecting a green marble? 2. A bag contains 5 blue marbles, 6 red marbles, and 9 green marbles. Two marbles are...
June 26, 2012 by Candace

Math probability
A bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
April 10, 2010 by nicole

Math: Probability
I need help. Here's the queston. Julia has 3 red marbles, 4 blues,3 yellow and 6 black in a bag. She takes one out at random. The probability its black ___ The probability its yellow ___ The probability it isnt red ___
February 28, 2009 by Mark

Microbiology
Name a pathogenic endospore-forming bacterium (provide genus and species names) which can be associated with improperly canned beans. Note what method is used to process canned beans. If the canned beans are not properly processed and these pathogenic endospore-forming ...
September 26, 2014 by Rose

Math
A bag contains 7 black socks, 12 white socks, and 17 red socks. If you pick one sock at random from the bag, what is the probability that it will NOT be white? A. 1/2 B. 2 / 3 C. 3 / 4 D. 7 / 12 E. 7 / 36
June 4, 2014 by Anonymous

Math
A bag contains 4 blue, 4 red, and 4 green marbles. Four marbles are drawn at random from the bag. How many different samples are possible which include exactly two red marbles?
April 9, 2013 by Kierra

Math
A bag contains 4 blue, 4 red, and 4 green marbles. Four marbles are drawn at random from the bag. How many different samples are possible which include exactly two red marbles?
April 9, 2013 by Kierra

Math
In a variant of the game Nim, two players alternate taking turns in removing 1, 2, or 3, beans from a pile. The object is to remove the last bean. If the initial pile has 29 beans, should you want to go first or second to guarantee a win?
January 26, 2011 by Diana

math
in a bag of red and black jellybeans, 136 are red and the remainer are black jellybeans. If 15% of the jellybeans in the bag are black, what is the total number of jellybeans in the bag?
October 19, 2010 by Marie

5th Grade English
Should I capitalize indians in a sentence? Example - The indians live in the southwest. Another one has me confused, I played with Mexican jumping beans. Should I capitalize mexican jump beans? Thanks any help will be great.
September 1, 2009 by Meghan

math
There are 11 kids in a class and the teacher gave out jelly beans and the minimum # is 9, maximum # is 18, mode is 12, median is 13. How do I find out how many jelly beans each student got?
October 21, 2009 by Susan

Math
Pat purchases 2.5 pounds of jelly beans at $.89 per pound. How much did Pat pay for his jelly beans in all?
September 29, 2014 by Amy

Math
A pack of jelly beans contains seven flavors, apricot, fig, grape, coconut, date, banana, and eggplant. How many combinations can you make with the seven flavors mixed or alone?
April 10, 2014 by Hector

algebra
1. Rodney can pick 2 rows of string beans in 1 hour and 24 minutes. At this rate, how long will it take him to pick 7 rows of beans? 2. The formula for finding the perimeter of a rectangle is P=21+2w. Which equation solves for w in terms of l and P?
March 18, 2012 by Yaya

math
Sonia harvested 34 bushels of beans per acre from 44 acres in May and 38 bushels of beans per acre from 41 acres in June How many bushels of beans did Sonia harvest?
June 28, 2009 by Sandy

reading
20. Which one of the following passages best suggests an indirect cause? A. Because the cold front arrived, it snowed. B. Jack slew the giant because he sold the cow for magic beans. C. If you mix pleasure and business, business suffers. D. We've learned that Sally Jones had a...
October 21, 2013 by Cassie

math
sally has a bag of mixed lollies.The bag contains toffees,mints,fruit drops,smarties,jelly beans,candies and licorice.Sally allows every one in her class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinations of lollies are ...
February 10, 2013 by charls

FINITE
selection of colored balls from two bags. Assume that each bag contains 4 balls. Bag a contains 2 red and 2 white, while bag b contains 2 red, 1 white, and 1 blue. You randomly select one ball from bag a, note the color, and place the ball in bag b. You then select a ball from...
February 16, 2011 by Hil-hellpp!

maths
Bag A contains 6 white beads and 3 black beads. Bag B contains 6 white beads and 4 black beads.One bead is chosen at random from each bag. find the probability that both beads are black and at least one of the two beads is white??
April 12, 2012 by sumaiyah

elective mathematics
A ba contains 5 red and 4 white identical balls abd a second bag contains 3 red and white identical balls If one ball ios selected at random from each of the bags, Find the probability that, two balls selected will be of I)different colour Ii)same colour
April 30, 2014 by jerry johnson

math
sarah has a bag of mixed lollies.T?he bag contains toffees,mints,fruit drops,smarties,jelly beans,candies and licorice.She allows everyone in her class to choose 3 lollies,but they must not choose more than one of each kind.How many different combinations of lollies are ...
February 11, 2013 by karen

statistics
Assume that each bag contains 6 balls. Bag a contains 3 red and 3 white, while bag b contains 2 red, 2 white, and 2 blue. You randomly select one ball from bag a, note the color, and place the ball in bag b. You then select a ball from bag b at random and make note of its ...
October 4, 2010 by Tiff

Math
Callie has 5 yellow pencils 5 red pencils 1 white pencil and 4 pink pencils in her desk drawer. If she picks a pencil at random from her drawer, what is the probability that she will not pick a yellow one A.1/3 B.2/3 C.4/15 D.3/5 B? Billy has 4 red marbles 5 green marbles and ...
December 10, 2012 by Jerald

MATH 12 HELP!
One bag contains 4 white balls and 6 black balls. Another bag contains 8 white balls and 2 black balls. A coin tossed to select a bad, then a ball is randomly selected from that bag. Suppose white ball was drawn. What is the probability that it came from the first bag?
May 20, 2012 by the man

stats
a hat contains a number od cubes: 15 red, 10 white, 5 blue and 20 black,20 years gone and i am back again. one cube at random. what is the probability that it is: a) a red cube? b) not a red cube? c) a cube that is white or black? d) a cube that is neither white nor black? e) ...
September 28, 2014 by jojo

math
the letters elementary are placed in a bag. one letter is randomly selected from the bag. what is the probability the letter selected is a consonant?
May 26, 2012 by eric

Probability/Statistics
1)Two marbles are chosen at random from a bag containing 3 blue and 2 red marbles. The relative-frequency histogram shows the distribution of the number of red marbles chosen. Find P(0 red). (the gragh shows 3/10 for 0 red, 3/5 for 1 red, and 1/10 for 2 red) A)0 B)8/15 C)3/10 ...
February 7, 2008 by Jon

Algebra II
help please There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7 times in 10 selections. Show work.
April 23, 2014 by Me and I

Algebra ll
Help me with this please There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7 times in 10 selections. Show your...
April 24, 2014 by Me and I

maths-probabilty
Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2
March 20, 2013 by anoynomous

algebra
Four marbles are drawn at random from a bag containing 7 black marbles and 10 red marbles. Determine the number of outcomes in the sample space of this experiment if the marbles are drawn without replacement.
September 28, 2011 by ally

math
Suppose that 28 crayons, of which four are red, are divided random among Jack, Marty, Sharon, and Martha (seven each). If Sharon has exactly one red crayon, what is the probability that Marty has the remaining 3?
February 7, 2011 by rita

math
please explain how to get the answer to this question. five students make the following guesses on the number of jelly beans in a jar: 72, 78, 68, 60 and 84. the guesses were off by 14, 2, 4, 6 and 10 (not in order). how many jelly beans are in the jar?
January 27, 2011 by kristin

3rd grade math
Five students make the following guesses on the number of jelly beans in a jar:72,78,68,60,84.The guesses were off by 14,2,4,6 an 10 (not in order). How many jelly beans are in the jar. my answer is 74.
February 17, 2009 by Carol

Algebra II
Help me with this question please There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7 times in 10 selections. ...
April 15, 2014 by Me and I

algebra
I have beans that sell for $9 per pound and $12 per pound, they need to be mixed to create 100lbs of mixture that will sell for $11.25 per pound . How much of each type of bean should be used in the mixture? X=#lbs beans that sell for $9.00/lb. Y=#lbs beans that see for $12.00...
March 20, 2007 by Tony

Geometry
With exacty seven horizontal or vertical jumps, remove all seven red checkers leaving the single black checker. There's 8 pieces on a grid, the black is in A1 and and reds are in A2 A3 A4 B1 B2 B3 B4.
September 7, 2009 by Dallas

finite math
A golf ball is selected at random from a golf bag. If the bag contains 3 black balls, 8 orange balls, and 4 brown balls, find the probability of the event. That the golf ball will be black or orange.
June 17, 2014 by carol

maths- probabilty(me posted third time)plse answer
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2
March 19, 2013 by anoynomous

Algebra
3. There are 12 red checkers and 3 black checkers in a bag. Checkers are selected one at a time, with replacement. Each time, the color of the checker is recorded. Find the probability of selecting a red checker exactly 7 times in 10 selections. Show your work. Help! I'm ...
April 27, 2012 by Liz

math
five students make the following guesses on the number of jelly beans in a jar: 72, 78, 68, 60 and 84. the guesses were off by 14, 2, 4, 6 and 10 (not in order). how many jelly beans are in the jar?
January 26, 2011 by kristin

probability and statistics
a set of 10 cards consists of 5 red cards and 5 black cards. the cards are shuffled thoroughly and i choose one at random, observe its color, and replace it in the set. the cards are thouruoghly reshuffled and i again choose a card at random, observe its color and replace it ...
November 24, 2008 by Derek

maths-probabilty(URGENTLYYY)
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2
March 19, 2013 by anoynomous

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members