Number of results: 11,156
at a playground, the ratio of boys to girls was 5:6. if 2 over 5 of the boys and 1 over 2 of the girls left, there were 54 children in the playground. how many boys were at the playground at first?
March 17, 2012 by Anonymous
there is a graph, and the title is Students who dress up for spirit week.60 grade 7 boys did,70 grade 7 girls did,70 grade 8 boys did, and 80 gr 8 girls did. the question is what this graph is showing. I put the graph is showing how many gr 7 boys dressed up for spirit week, ...
January 31, 2009 by beeca
There ere 258 pupils in hte hall.If 1/3 of the boys left the hall and 22 girls entered the hall, there would be an equal number of boys and girls in the hall. 1) How many boys were in the hall at first? 2)Ho many more boys than girls were in hte hall at first?
March 26, 2012 by srihita
3rd Grade Math
There are 25 students in Mrs. Roberts 3rd grade class. There are 9 more boys than girls in the class. How many boys and girls are in Mrs. Robert's class? How can I explain this to my 8yr old in 3rd grade? I've got myself so confused in the process of trying to figure it out ...
October 2, 2012 by Lisa
On a class trip there wre 30 more girls than boys.The total number of students on the trip was 210.Write and solve an equation to find the number of girls and the number of boys on the class trip.
January 28, 2014 by ashley
9. In Mr.chin's math class there were g girls and b boys. The number pf girls was 5 less than twice the number of boys. What is the value of g in terms of b? this is what I have so far: 2n-5
August 4, 2014 by David
A class consists of 16 boys,12girls, and 2 teachers. How many different committees of size eight can be formed if the committee must consist of 4 boys 3 girls and one teacher?
February 13, 2013 by Abby
Please analyze the following data using the T-test for Unpaired data: A school district wants to determine if the girls are equal to boys in test scores. They took a random sample of 22 8th grade girls and 24 8th grade boys. The district looked at recent CAT scores and found ...
February 28, 2010 by Barbara
at the 6th grade school dance, there are 132 boys, 89 girls, and 14 adults. A. write a ratio of number of boys to girls. b. write the same ration using another form (A:B vs A to B) c. write the ratio of number of boys to number of adults. d. write the same ratio using another ...
September 10, 2013 by Rem
A math class has girls and boys in the seventh grade and girls and boys in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she selects are both girls? Write your ...
May 1, 2013 by MADISON
Check the Main forum to see which discussion cluster your teacher has assigned you to work with. In this cluster, you and your peers must discuss the effect of at least three of the above misconceptions on education. The one that she assigned me is Boys are more interested in ...
June 15, 2010 by Rayna
There are 1170 students in a school. The ration of girls to boys is 23 : 22. The system below describes..? relationships between the number of girls and the number of boys. g+b=1170 g/b=22/23 a. Solve the proportion for g. b. Solve the system. c. How many more girls are there ...
March 31, 2009 by Angie
Nicole drew a circle on the chalkboard that had a radius of 15 cm. Which is closest to the circumference in centimeters of the circle she drew on the board? A.30cm B.45cm C.24cm D.90cm D Which statement is not supported by the information in the graph? 6th graders 188 boys 192...
June 4, 2013 by Jerald
There are 28 students in Ms. Rainbow's Math class. The number of girls is 10 less than the number of boys. If there are b boys in the class, write an equation to correctly model the situation.
November 5, 2011 by Anonymous
The ratio of the width to the height of most television screens is 4 to 3. If a television screen is 28 inches wide how tall would the screen be? A.12 B.15 C.21 D.25 C? The ratio of girls to boys in Mrs.Hughes classes is 9 to 10. If there are 81 girls in her glasses how many ...
November 26, 2012 by Jerald
Can someone explain how to do this: There are 100 boys , 80 girls, and 20 teachers. Out of these, how many ways can 2 girls, 2 boys and 1 teacher (all together in a group of 5) be chosen?
August 19, 2008 by Rebekah
A student dance committee is to be formed consisting of 3 boys and 4 girls. If the membership is to be chosen from 7 boys and 6 girls, how many different committees are possible?
December 3, 2012 by Chris
Im trying to help my daughter with some math homework and Im stuck can you help me please this is the problem Jeremy has been home sick with the flu for the last 7 days. While absent from school, he got 31 get well cards from friends. there were 5 more cards from girls than ...
November 15, 2012 by Jay
there are 40 pupils in a class. each girl is given 5 books and each boy is given 4 books.the girls have 65 more books than the boys. how many more girls than boys are there in the class?
June 13, 2013 by kyla
Five boys and seven girls in a history class will go on a field trip during the Easter vacation. They make a committee of three members to prepare for the trip. What is the probability that this committee will consist of three boys? What is the probability that the committee ...
January 12, 2013 by meep
Of the 60 students in a school, 24 are currently studying chemistry. Exactly 16 of the girls in the school are not currently studying chemistry. The number of girls in the school is 33. How many boys are currently studying chemistry? Correct answer is 17. How did they get that...
August 27, 2013 by Java
A play is being put on at the school. There are 9 possible roles for girls who are trying out and 10 roles for boys who are trying out. If 16 girls and 12 boys try out, and everyone acts perfectly the same as one another, what percent of chance do the girls have of getting in...
April 13, 2010 by Jill
Diversity in the Classroom
I need to explain why these misconceptions are not true. Could you please help me with this? 1. Boys who participate in the arts are more likely to be homosexual. 2. Girls are more interested in domestic arts than boys. in auto shop and wood shop than girls are. 4. Boys are ...
April 25, 2009 by B.B.
In planning a family of 4 children assume boys and girls are equally likely on each birth. Find (i) the probability distribution (ii) the expected number of boys (iii) the standard deviation of the number of boys.
March 17, 2011 by Donald Crentsil
A sixth form class consists of 6 girls and 9 boys. Three students from the class are chosen at random. The number of boys chosen is denoted by the random variable X. Show that a)P(X=0)=120/2730 b)P(X=2)=1296/2730
December 3, 2011 by Nabiha
There are 12 girls and 9 boys in Mrs. Johnson's classroom. She said that if she randomly selects one student from her classroom the probability that it is a boy is 3/4. Which mistake did Mrs. Johnson make? A. She divided the number of girls by the total number of students. B...
March 20, 2013 by Willow
There are 12 girls and 9 boys in Mrs. Johnson's classroom. She said that if she randomly selects one student from her classroom the probability that it is a boy is 3/4. Which mistake did Mrs. Johnson make? A. She divided the number of girls by the total number of students. B. ...
March 20, 2013 by Anne
There were some boys and girls in the school hall at first. 40% of the boys and 10% of the girls left the school hall. As a result, 3/4 of the pupils remained in the school hall.There were 12 more girls than boys who remained in the school hall. how many boys were there at first?
February 25, 2014 by SRI
A class is made up of 10 boys and 2 girls. Half of the boys wear glasses. A student is selected at random from the class. What is the probability that the student is a boy with glasses? My Question is, I don't know how to do Probability.
April 27, 2009 by Emily
proof read these 2 sentences
There are so many gifted athletes on both the boys and the girls side it is unbelievable. On any given Sunday there is a log jam of competitors on multiple tours (AJGA, TJGT, FCWT, etc.) all trying to out shoot each other and go low to take the tournament! should it be the ...
December 21, 2007 by Anonymous
at a certain high school,350 students are taking algebra. the ratio of boys to girls taking algebra is 33:37. How many more girls are taking algebra than boys? - How can you write a system of equations to model the situation? - Which equation will you solve for a variable in ...
January 27, 2013 by lucy
There are 7 girls and 6 boys in a class. Suppose five children are randomly chosen to decorate the game room. Given that at least one boy is chosen, what is the probability that exactly two boys are chosen?
April 5, 2010 by Jess
In a certain high school class, consisting of 60 girls and 40 boys, it is observed that 24 girls and 16 boys wear eye glasses, if a student is picked at random from this class. What is the probability that student picked at random is a boy, what is the probability that a ...
February 22, 2013 by suhad
although boys and girls are relatively equal in physical abilities during middle childhood, girls tend to be_____ than boys. a)faster, b)more flexible, c)stronger in their upper bodies, d)much better at throwing
July 16, 2010 by glenda
if 3 out of every 7 student are boys , write equivanent fractions that can be used to determine how many out of 84 are boys. use a variable to represent the number of boys help me please i need it for tomarrow
February 22, 2010 by marivel
For every 100 births in the U.S., the number of boys follows, approxiamately, a normal curve with a mean of 51 and standard deviation of 5 boys. If the next 100 births in your local hospital resulted in 36 boys (and thus 64 girls) would that be unusual?
April 5, 2011 by Anonymous
A survey of 240 10th grade students in a local High School found that there were 140 girls and 100 boys in the grade. Of the 140 girls, 100 preferred gym class while 40 preferred art class. Of the 100 boys, 40 preferred gym class while 60 preferred art class. Construct a data ...
October 12, 2013 by Alex
Estimation and Computation
The ratio of boys to girls in a class is 2:3. If a student is chosen at random to be on the student council, what is the probability it will be a girl?
March 28, 2013 by Taylor
A researcher performs a hypothesis test to test the claim that among girls aged 9-10, the mean score on a particular aptitude test differs from 72, which is the mean score for boys of the same age. Data were collected from a random sample of 43 girls aged 9-10 years and the 95...
November 8, 2013 by Katie
Please explain in detail how to solve each question: At a certain high school, 350 students are taking an algebra course. The ratio of boys to girls taking algebra is 33:37. How many more girls are taking algebra than boys? How can you write a system of equations to model the ...
January 4, 2012 by Jane
• Create a 12- to 15-slide Microsoft® PowerPoint® presentation addressing the following points: o Explain ways to debunk three of the five gender misconceptions listed above based on the results of the peer discussion and your own University Library research. o Explain at ...
May 2, 2010 by scooby
DIVERSITY IN THE CLASSROOM
Create a 12- to 15-slide Microsoft® PowerPoint® presentation addressing the following points: o Explain ways to debunk three of the five gender misconceptions listed above based on the results of the peer discussion and your own University Library research. o Explain at least ...
May 3, 2010 by scooby
Atdewberry Elementary there are 5 times as many boys than girls. Let (b) represent the number of boys. Which expression shows the number of girls students at the school. a. 5xb b. 5 divided by b c. b divided by 5 d. bx5 my answer is B. Is this correct?
February 10, 2013 by vera
there are 7 boys and 6 girls willing to serve on a committee. how many 7-member committees are possible if a committee is to contain: a) 3 boys and 4 girls b) at least one member of each sex? thank in advance!!
July 21, 2010 by anonymous
A group of 10 students consists of 3 girls and 7 boys. How many ways can the students be arranged from left to right if the first 3 students are girls and the remaining students are all boys?
January 5, 2011 by Rena
At a summer camp there are 60 girls and 30 boys. Twenty percent of girls and 40% of boys passed the swimming test. What percent of the campers passed. Please show working.
February 12, 2012 by Devon
Assume that there are 11 girls and 9 boys in the neighborhood club, and a team of 6 is to be selected. How many different teams can be selected if each team must contain exactly 3 girls and 3 boys?
February 13, 2012 by Haley
Two representatives are chosen at random from a group of 100 students that has 50 girls and 50 boys. What is the probability that the representatives seledted are either both boys or both girls?
March 13, 2012 by karen
Assume that there are 11 girls and 9 boys in the neighborhood club, and a team of 6 is to be selected.How many different teams can be selected if each team must contain exactly 3 girls and 3 boys?
February 13, 2012 by Kayla
franklin school has 3 boys for every 4 girls in the fifth grade.there is 140 students in the fifth grade. A. how many are boys and how many are girls??? pleassseee helpppp meeeeee!!!!
February 2, 2013 by wobble it
The ratio of the number of girls to the number of boys in a stamp club was 3 : 2 last year. When 15 boys joined the club this year, the ratio became 2 : 3. Find the total number of children in the club this year.
December 1, 2012 by jane
In Mrs. Julie's classroom the ratio of boys to girls is 12 to 8. If the entire elementary school has a population of 400 students, how many would you expect to be girls?
March 30, 2014 by Anonymous