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The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?

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math/hurry
The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?

math
The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?

math
The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?

Math 1350
Mrs. Smith's classroom can hold at the most 30 students. Her first period class had 4 boys for every 3 girls. When 3 boys and 1 girl were added to the class, the new ratio became 3 boys to 2 girls. How many total students are now in the class? Show all work and explain the ...

Math
can you please help me work on this problem? I have a few and I want to know how to figure it out: The ratio of boys to girls in a class is 5 to 6. How many boys at in the class if there is a total of 121 students. I guessed 55 boys and 66 girls?

Mathematics
There are 5 girls more than boys in a class. if 2 boys joined the class the ratio of girls to boys is 5:4. find the total number of student in the class.

Maths
There are 40 pupils in a class. There are 10 more boys than girls. When some boys from another class join the class, the percentage of boys to girls becomes 70%. How many boys joined the class?

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A class of 25 students has 10 boys. Three boys have braces and 4 girls have braces. a) What is the ratio of boys with braces to boys in class? b) What is the ratio of girls with braces to girls in class? c) Which group has the largest ratio of students with braces to students ...

mathematics
there are 5 more girls than boys in a class. if 2 boys join the class, the ratio of girls to boys is 5:4. find the number of girls in the class.

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8) A high school graduating class is made up of 445 students. There are 97 more girls than boys. How many boys are in the class? A) 445 boys B) 271 boys C) 97 boys D) 174 boys

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The ratio of girls to boys in Mr. Maddox's class of 20 students is 3:2. The ratio of girls to boys in Ms. Woods class of 17 students is 2:1. which teacher has more girls?

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The ratio of the number of boys to the number of girls in Mr. Brown's class is 5:4. Which of the following can be calculated using the information given? A. The number of girls in Mr. Brown's class B. The number of boys in Mr. Brown's class C. The ratio of the number of ...

math
Juan's class has 10 girls and 15 boys. the ratio fo girl to boys in Steven's class is the same as the ratio of girl to boys in Juan's class.How many girls are in Steven's class. Picture/diagram of my composed solution. We know that the ratio is 1:1.5 with a total of 14 girls ...

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mrs. rays class has 18 girls and 9 boys. mr lis class has 16 girls and 8 boys. is the girl- boy ratio the same in each class. explain

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In Jessica's art class, the ratio of girls to boys is 3:2. If there are 25 students in the class, how many more girls are there than boys?

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Amir's class has 24 students. There are 15 boys in the class. Whitch of the following represents the ratio of girls to boys?

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In a class of 80 seniors, there are 3 boys for every 5 girls. In the junior class, there are 3 boys for every 2 girls. If the two classes combined have an equal number of boys and girls, how many students are in the junior class?

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Mr. Kole has 30 students in his class he has twice as many girls as boys what is the ratio of boys to the class

MATHS
Class A and Class B have the same number of pupils. The ratio of the number of boys in Class A to the number of boys in class B is 3:2. The ratio of the number of girls in Class A to the number in Class B is 3:5. Find the ratio of the number of boys to the number of girls in ...

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the ratio of boys to girls in class is 2:3. If Ms. Wise has 24 students in her class, how many girls are in the class. Please show work

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In a middle school 5th grade class there are 5 girls for every 4 boys. all together the class has 27 students. How many boys are in the class?

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Class A has the same number of students as Class B. The ratio of the number of girls in Class A to the number of girls in Class B is 3 : 2. The ratio of the number of boys in Class A to the number of boys in Class B is 3 : 5. What is the ratio of the number of girls to boys in...

Math -fractions word problems
Three sevenths of the students in class 4C are boys.There are 4 more girls than boys.How many boys are there in the class

5th math
Mr. davison has 30 students in his class . He has four more girls than boys. How many boys are in Mr. Davision class? can you please check my answer? I got 11 boys . does it sound about right ?

algebra
Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original number of girls in class...

algebra
Classes A and B have 35 students each. If seven girls shift from class A to class B, then the number of girls in the classes would interchange. If four girls shift from class B to class A, then the number of girls in class A would be twice the original number of girls in class...

math
the ratio of boys to girls in a class is 8:17 . how many boys are there if total students are 375

Math
The ratio of girls to boys is 7:8. the class has 30 students total. How many boys are there???!!! How do I do this ????!!!

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There are 27 students in Mrs. Reeds class. The number of boys and number of girls are both composite numbers. There are 3 more girls than boys. How many girls and how many boys are in the class?

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The ratio of boys and girls in a class is 5:3 if 20 % of the boys and 60 % of girls have passed in first class what percentage of the class is in first class?

Maths
Question: total of 40 students in class, boys number is double of the girls number. How many boys & girls in the class? Working as follow: a = boy b = girl 2a + b = 40 2a + 2a = 40 4a =40 a =10 b=2a b = 2x 10 b = 20 So a=10, b= 20. Total only 30, not 40 . Why? Thanks

Maths
Question: total of 40 students in class, boys number is double of the girls number. How many boys & girls in the class? Working as follow: a = boy b = girl 2a + b = 40 2a + 2a = 40 4a =40 a =10 b=2a b = 2x 10 b = 20 So a=10, b= 20. Total only 30, not 40 . Why? Thanks

Math
There are 28 boys in a class which account to 78 of the whole class. Find the total number of students and girls in the class.

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Mrs.Smith's class has 12 girls and 8 boys. What percent of he class are girls? [#boys/girls+boys]*100 = percent I didn't read the problem very carefully. The calculation above is percent boys. Percent girls is done similarly but use # girsl instead of # boys OR 100 - percent ...

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There are 24 students in Mr.Hills class. The number of boys and number of girls are both prime numbers. There are 2 more boys then girls. How many boys and how many girls are in each class?

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Mr. Kole has 30 students in his class. He has twice as many girls as boys. What is the ratio of boys to total students? 1:3 1:2 2:3 2:1

pre algebra
the ratio of boys to girls in an art class is 3.5. there are 12 boys in the class. how many girls are in the class?

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in a class the ratio of boys to girls is 3;4 there are 12boys in the class what fraction of the class are boys and how many girls are there

maths
In a graduating class with the same number of boys and girls, 1/8 of the girls and 5/6 of the boys are honor students. What part of the class consists of boys who are not honor students

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In Rosa's class,there are 15 boys and 12 girls. On Wednesday,all the girls were present and 1/5 of the boys were absent. How many students were in class today

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At first one third of the class were boys. Then another boy joined the class. Now three out of eight of the class are boys how many students are in the class now? (Hint:There are fewer than 40 students in the class.)

Math
5/8 of the students in my class were boys. When 6 girls joined the class, the number of boys equaled the number of girls. How many students were in my class then? "What's the formula for this problem?"

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The number of girls and boys in a class are in the ratio 7: 5 and there are 8 more girls 10 boys. how many girls and boys are there in the class.

Math
The ratio of boys to girls in a math class is 5 to 3. When 3 girls and 1 boy join the class, the ratio becomes 4:3. What is the least possible number of students in the class after the new students join?

math
40% of the 25 students in the class are boys. Write 40% as a fraction? Then find the ratio of girls to boys in the class. 10 of the students are boys the ratio would be 10:15? would 40% as a fraction be 4/10??

math
Math word problem: 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.

Mathematics
The ratio of boys and girls in a class is 3:4. When three boys are absent the ratio changes to 5:8. How many pupils are in the class altogether?

math/hurry
The ratio of boys to girls in a graduation class is 5:4. If there are 153 pupils in this class, how many boys are there?

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In a class 3/4 of the students in a class are girls. There are 28 boys. What fraction of the class are boys? How many students are in the class?

maths
in a class both boys and girls ratio is 4:5.. if boys percentage is 25% of girls ...so hiw many girls are in a class..

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2/3 of miss lina's class were boys. there were between 2 and 14 boys. One day, twin girls joined the class. Now 3/5 of the students are boys. how many students are in miss lina's class now?

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In one class, there are 15 boys and 30 girls. Approximately what percentage of the students in the class are boys?

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If the ratio is students in a class is 8 to 5 and there are 135 more boys then how many girls are in the class

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There 168 students in a school. There are twice as many girls as there are boys. a) Calculate the number of girls in the school. b) the students are to be divided into seven classes so that each class has the same number of girls and boys. i) calculate the number of girls and ...

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There are 30 students in the class. There are 4 more boys than girls in the class. What do I do to solve this? The ratio is 4:1? Then what do with the 30? I am very confused.

geometry
Write the equation and solve the problem: A high school graduating class is made up of 512 students. There are 70 more girls than boys. How many boys are in the class?

Maths
the ratio of the number of boys to the number of girls in a class is 4:7. if there are 12 more girls than boys, find the total number of pupils in the class.

math ugh"
A class has 21 students . 10 boys and 11 girls . What fraction of the class is made up of boys

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If you divide a certain number by 17, the quotient is 47 and the remainder is 2. What is the number? What is the sum if all the numbers less than 496 that divides evenly into 496? The ratio of girls to boys in a class is 3:2m. If there are 35 students in the class, how many ...

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a class has 10 boys and 5 girls; three students are selected from the class at random one after other. the probability that the first two boys and the third is a girl??

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The ratio of girls to boys in a science class is 5:6. Can there be 15 boys in the class? Explain why or why not.

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There are 50 students in a class of which 40 are boys and the rest are girls the average weight of the class is 44kg and the averageweight of the girls us 40kg. find the average wieght of the boys

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Solve. There are 18 boys in a class. There are w fewer boys than girls. How many students are there in the class?

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In a class of 52 students 16 study science.1/3 of boys and 1/4 of girls. How many boys are in the class.

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in a class the ratio of boys to girls is 3:2, if there are 11 more boys than girls, how many children are in the class

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in a class of 18 students at school there are half as many girls as boys. How many girls are in the class? how many boys?

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Mr. Caldwell has 28 students in his class and 12 of them are boys. What is the ratio of girls to boys? A. 4 : 7 B. 3 : 4 C. 4 : 3 D. 7 : 4

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The ratio of boys to girls in a class is 6 to 5. How many girl students are there if there are 30 boys?

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40% of the 25 students in the class are boys. Write 40% as a fraction? Then find the ratio of girls to boys

Algebra
Ms. Chang has 24 students in her class, and 8 of them are boys. What is the ratio of boys to girls? A. 1:2 B. 1:3 C. 2:1 D. 2:3 I think the answer is D but i'n not sure.

geometry
if there are 30 students in the classroom,and the ratio for boys to girls is 4:6,how many boys and girls are in the class

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There are 37 students in an algebra class. there are 9 more girls than boys. how many boys and how many girls are in the class? I have to use systems of equations to solve.

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5/8 of the students in my class were boys. When 6 girls joined the class, the number of boys equaled the number of girls. How many students were in my class then?

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The number of boys in a class is 10 less than twice the number of girls. Find the total number of the students in the class, if the number of boys is 5 more than the number of girls.

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The number of boys in a class is 10 less than twice the number of girls. Find the total number of the students in the class, if the number of boys is 5 more than the number of girls.

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There are 24 students in a class, 16 are girls and 8 are boys. What is the fraction of boys in the class?

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there are 18 boys in a class. there are W less boys than girls. How many students are in the class?

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The average height of a class of students is 134.7cm. The sum of all the heights is 3771.6 cm. There are 17 boys in the class. How many girls are in the class?

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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.

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fifteen out of 25 students in Mrs. Smith's class are boys. what is the ratio of boys to girls? i put 1 to 6. is that right?

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There are 42 student in a class 3/4 of the boys and 2/3 of the girls travel to school by bus. The total number of boys and girls who come to school by bus is 30. How many boys are there in the class?

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 ...

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A class has 27 students. Fifteen are boys and the rest are girls. What is the ratio of girls to total students? A. 12:15 B. 15:12 C. 27:12 D. 12:27 Is the answer A?

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There are 36 pupils in a class. Each girl is given 8 books and each boy is given 3 books. The total number of books the girls receive is 46 more than the total number of books the boys receive. How many girls are there in the class? The ratio of the number of boys to that of ...

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A class has 27 students. Fifteen are boys and the rest are girls. What is the ratio of girls to total students? 12 : 15 15 : 12 27 : 12 12 : 27

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the ratio of boys to girls in a science class is 5 to 4. If there are 8 girls in the class, how many boys are there?

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a grade 6 class has 15 boys 12 girls. what is the ratio of boys to girls in the class?

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in a class of 40 the ratio of boys to girls is 7 to 3. How many more boys than girls are in the class?

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A teacher is trying to pick 7 students to represent his class at an upcoming state competition. If there are 18 boys and 10 girls in the class, in how many ways can the teacher pick 4 boys and 3 girls to attend the event?

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ONE CLASS HAS 9 FEWER BOYS THAN GIRLS.TOGETHER THERE ARE 33 STUDENTS. WHAT IS THE NUMBER OF BOYS IN THE CLASS? THE NUMBER OF GIRLS?

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there are twice as many boys in classas there are girls.are there more girls or boys in class? there are 12 boys in class. how many girls are there?

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there is an class of 28 students.13 students are girls. what is the ratio of girls to boys in the class?

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One-fourth of the girls and one-eighth of the boys in a class retake their school pictures. The photographer retakes pictures for 16 girls and 7 boys. How many students are in the class?

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There are 12 more girls than boys in the class. 35 % of the class are boys. How many pupils are there in the class?

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A math class has 7 girls and 5 boys in the seventh grade and 4 girls and 4 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 boys? Write ...

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there are 30 students in class. 1/5 of the class are girls. how many boys are in the class

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Madeline had a class ratio of 5:4 boys to girls in her classroom. If there were 27 kids in her class how many girls were there?

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1)There 40 pupils in a class. There is chart so i counted the number of boys and the number of girls Boys-24 Girls- 16 what is the ratio of girls to boys in the class? Answer in simplest form My answer- 16:24 4:6 (ratio in simplest form) is this correct? 2) This questioned I ...

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The ratio of boys to girls in a senior class is 5:3. If 9/10 of the boys may graduate and all the girls may or may not graduate, what is the maximum part of the senior class that may graduate? a. 3/5 b. 7/8 c. 15/16 d. 2/3 e. 27/50 please answer and explain

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If threr are a total of 20 students in Bibi's class, how many boys are in the class? How manygirls are in the class?

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