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MATHS,7TH CLASS

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maths
the class-marks of classes in distribution are 6,10,14,18,22,26,30.find (a)class size (b)lower limit of second class (c)upper limit of last class (d)third class Explain in detail.

MATHS,7TH CLASS
A RIGHT ANGLED TRIANGLE ABC IS GIVEN,WHERE AB IS 5CM,AC IS 12CM,BC IS 13CM,AD IS AN ALTITUDE FROM A TO BC,FIND THE AREA OF THE TRIANGLE AND FIND AD ALSO.

maths
Given the G.P 05,0.005,0.0005.find the 7th term, find the sum of the 1st 7th term

maths
Calvin stays on the 7th floor in his building. Between each floor, there are exactly 12 stairs. If he starts from the 1st floor and climbs his way up to the 7th floor, how many stairs does he climb?

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?

Maths
the 9/10 student of class 5 was absent and only 3 were present . How many students are there in class 5 ⋅

Maths
There are m boys and 12 girls in a class what is the probability of selecting of random 1 a girl 2 a boy from class

maths
My questions is: 25% of a class don't play basketball. 27 children do. How many are in the class?

Maths
There are two boxplots, 1 of class A and the other of class B. they both illustrate the height of sunflowers grown in metres. Class A : minimum is 0.9 m, Q3 is 2 m Q1 is 1.5 m ,maximum is 2.8 m Median is 1.9 m Class B : minimum is 1.5 m, Q3 is 2.3 Q1 is 1.8 m, maximum is 2.5 m...

Maths
My teacher divided his class into groups of 8 on Monday, 10 on Tuesday and 4 on Wednesday. What is the least possible number of children in his class?

Math 7th
In order to be allowed to go on a does trip, 80% of the students in a class must pads a pop quiz. If there are 26 students in the class. Approximately how many must pass the quiz?

Math 7th
In order to be allowed to go on a does trip, 80% of the students in a class must pads a pop quiz. If there are 26 students in the class. Approximately how many must pass the quiz?

maths
can any one tell me wat are the topics for class 10th maths project for the year 2010-2011.

7th Grade
Z+5/7=3 home work problem that was not taught in class?

Maths 7th grade
How do you factorise?

Subjects
What's Content Support 7c ???? it says it in my schedule i'm going into the 7th grade this week plzzz answer also wat do u do ????? plzz answer plzzz i kno it's a helping class but do you learn the same thing in ur regular class ????? plzzz answer

7th grade
Hi I know this isn't on the subjects or anything but how do I improve my grades in geography class

Maths
A mathematics class has 200 members. If there is 12% absentee rate per class meeting, find: a) mean, variance and standard deviation number of students who will be absent from each class. b) Draw the probability table and distribution graph of the number of the students absent.

Maths
A school has eleven Year 9 Maths classes of 27 students. Each class has 4 extra students added to it. Find the total number of students studying Year 9 Maths.

maths
ques1)43% of 50, 14%of30, 23%of71 ques2)18 children in a class have brown eyes- that is 60%of the class with brown eyes. How many children are there in total in the class.

7th grade Literacy
What are the characteristics that make a good class president? Please answer!!!

7th Grade Literacy
What are 3 IMPORTANT characteristics that a class president needs? Please answer!!

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 ...

maths
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
(a display of a goods in a store has to be organized in layers so that the 7th layer , from the floor, consist of 28 items while the 18th layer must have 6 items.the number of items in the different layers forms an arithmetic sequence.) (1) give the expression, in terms of a ...

maths
In a class, there are 12 girls and 14boys. Express in its simplest form, the ratio of girls to the total number of students in that class.

maths
what is a simple definition of consumer arithmetic for a 7th grader

Maths
Please help,there are b boys in the class.This is three more than four times the number of girls.How many girls are in the class?

maths
there are 104 students in class 10th and 96 students in class 9th in a school .in a house examination the students ate to be evenly seated in parallel rows such that no two adjacent rows are of the same class. (a) find the maximum number of parallel rows of each class for the ...

stat
A contract employs three types- Class A , Class B and class c. to class A workers, he pays an average monthly salary of $ 400, to class B workers, he pays an average monthly salary of $ 320 and to class C workers he pays an average monthly salary of $ 150. The combined average...

Business Stats
In a maths class the bottom 16% of student are given an F grade. If the class mean is 63 and standard deviation is 18, what score must a student get to pass?

7th grade math
A biology class has 28 students. Four of the students transferred out to take chemistry. Find the percent of change in the number of students in the biology class. I got 86 percent change is that right? Thank you...My mom says it's 14.3 %

Word problem maths
The average wage of a class of 21 boys is 14year 3month.if the oldest boy is not counted in,the average drop to 14years 2months.how olds is he in the class ????

Art
based on their attire, playing music during leisure time is most likely a pursuit of which greek class citizen? lower class musical class upper class middle class i believe it is upper class

7th grade
what ideas can i get to persuade my class about why we should have longer days and time in school.

English
I am writing a story and it is about this maths teacher who is really annoying. she is teaching the class. what dialogue can I use to put in my story which makes the class get even more bored?

maths
there are b boys in the class.this is 3 more than 4 times the number of girls. how many girls are there in the class.?

Maths
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.

maths
how do u write 7th july 2011 in 5 letters without using numbers?

math
A school has 6th, 7th and 8th period Social Studies classes. One student from each class will be chosen to represent the school in an essay contest. The 6th period finalists are Mike, Sara, Luis and Ed. The 7th period finalists are Ben, Eric, and Sandy. The 8th period ...

English
There are 7 classes for first year students. Each class is composed of about 30 students. Emily is a student of Class 1-2. One of his classmates who went to the same elementary school asks: Which class are you in? What is the answer to the question? 1. I'm in Class 1-2. 2. I ...

English
Hi I am student of 7th class My teacher gave me homework (write a paragrap on When i met a Ghost) please helpme

Math
In a maths class of 13 students, 2/3 of boys and 1/4 of the girls love maths. How many girls love maths

English
1. I don't know anyone in my class. 2. In my class, I don't know anyone. ============================= In #1, what is the part of speech of 'in my class'? Does 'in my class' modify 'anyone' or 'know'? In #2, 'In my class' is an adverbial phrase, right?

maths
5/8 of a class is girls what is the percentage of boys[ b] if the class has 32 student how many are boys

Maths
30% of the pupils in a class are boys.there are 21 girls.how many pupils are there in the class in all?

Maths
30% of the pupils in a class are boys.there are 21 girls.how many pupils are there in the class in all?

English
He has stopped taking boxing lessons and goes to the ballet class. (In this sentence, what does 'class'mean? Does 'class' mean 'lesson'? Or does 'class' mean the 'class' as in ' He is a student of Class 1-1'?)

maths olympiad
I want to give a test of class six Maths olympiad

Speeches
I have to write/ present a speech to become treasurer for my 7th grade class... things i know: I am in accerated math I am responsible I was a representative in Student Council last year I am not certain how accelerated math is helpful in the position of Treasurer. ...

Math
simplify the expression (the 7th root of 11x/y^6)(the 7th root of y^6/11x^8) the root is over the whole fraction in both cases. I've already done the problem once and got x(the 7th root of 1/x). which apparently this is wrong.

stats 101
how do you find the lower class limit,upper class limit, class width, class midpoint, and class boundaries from a set of frequencies data

Maths
In a class, 18 children are girls. A quarter of the children are boys. Altogether, how many children are there in the class?

Math
There are 28 7th graders in Ms. Thomas's homeroom. Seven of the students are absent today. What percent of the class was absent?

Business
In a frequency distribution, what is the number of observations in a class called? A. class midpoint B. class interval C. class array D. class frequency E. none of the above

Maths
18 children in the class have brown eyes-that is 60% of the class with brown eyes.how many children are there in total in the class?

maths
in your class 5/6 of the learners are good with mathematics.Of these 3/4 enjoy geometry.What fraction of the class enjoy geometry

Math
in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject of if 100 students were surveyed

Math
in a class of 60 students 30 like maths 25 like physics 30 like chemistry. if 10 like both physics and maths 5 like maths and chem and 5 like phy & chem and 3 like all the subjects. find student like none of subject if 100 students were surveyed

maths
Keshawn and Samantha are in a science class with 18 other students. The teacher randomly divides the class into 10 pairs of laboratory partners. Whar is the probability that Keshawn and Samantha are lab partners?

Maths
In a class of 50 students,24 students have taken maths,16 have taken maths but not geography.Find the students who have taken geography but not maths,if all the subjects have taken at least one of the subject

Further maths
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm

Further maths
The 7th term of an A.p is 20 and the 13th term is 38 find the ,1,70thterm ,2,11thterm

maths
Third term is 7&7th term is 2 more than 3 times its 3rd trem

maths
find the sum to 20 terms of an A.P. whose 4th term is 7 and 7th term is 13

Maths
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

Maths
If the 7th term of an AP is twice the third term and the sum of the first four terms is 42

maths
determine the first three terms of the erithmetic progression of which the 7th term is 3 and the 12th term is -3?

Maths
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

english
David is the 7th president of the club. How can I ask a question from this sentence,the answer of which is 7th?

maths
the first term of arithmetic progression is -8 .and the ratio of the 7th and the 9th term is 5 :8 .find the common difference.

7th grade
Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really don't have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help me by telling me a ...

Maths for 11 class
3 dimensional

Maths
Mr minus picks 2 students at random from his class of 31 students.15 of his students are boys. What is the probability he picks 2 girls from the class? Many thanks.

English
Which class are you in? I'm in class 2. What class are you in? I'm in class 2. Which year and which class are you in? I'm in the second year and the second class. What year and what class are you in? I'm in the second year and second class. I'm in the second year, second class...

English
1. He became the captain of the class. 2. He became the president of the class. 3. He became the head of the class. 4. He became the leader of the class. ============== Which ones are commonly used? What is the suitable name for the student who represents a class?

maths
Sorry the full question is: If the third term of a of a geometric sequence is 7, and the 7th term is 16.807, what is the common ratio?

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
There are 256 students in this outstanding 7th grade class. How many scoops of ice cream would have to be used in each cone in order to make a different cone for each person?

English
At school, he learns 10 subjects such as math, science, social studies, computers, ethics, etc. He is in math class now. He has a cell phone. He is sitting at the back. One of his friends calls him and asked "Which class are you in?" What is the answer to the question. 1. I'm ...

Maths
In a class of 33, 5/11 were boys.how many girls?

maths
In Mrs chins class 1/3 of the students drank juice, 1/4 of the remainder drank water and the others drank soft drinks a) What fraction of the class drank water? b) If there are 48 students in Mrs chins class how many students drank softdrinks?

physics
Ten , one rupees coin are put on the top at of each other on a table. Each coin has a mass 'm'. Give the magnitude and direction of - (1)- The force of 7th coin (counted from bottom) due to all coins on its top. (2)- The force of 7th coin by 8th coin. (3)- The reaction of 6th ...

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..

Geo 7th Grade
Mexico City’s population is an example of __________________________. a. the growth of the divide between rich and poor c. the growth of immigration b. the shrinking middle class d. none of the above A?

Maths
In class 4A, 21 boys play cricket, 16 boys play football. 13 play both games. What is the smallest number of boys in that class

maths
In a class 60 childrens ,30% are girls.how many boys are there?

Maths
In a class of 36 pupils, 1/3 are girls, how many are boys?

maths
Maya , Madhura and Mhsina are friends studying in the same class. In a class test in geography Maya got 16 out of 25. Madhura got 20. Thier average score is 19. How much did Mohsina score

7th grade
if the median height is 5ft 2in how many students in mrs maloneys class are 5ft 2in or taller? how many are shorter?

7th Grade Maths
If Betty can jog 1500 metres in 10 minutes, how long will it take her to jog 10 Kilometres? PLEASE HELP ME IN THIS QUESTION I NEED IT HELP MEEEEEE!

maths
In a class 20 pupils like science, 13 pupils like history,8 pupils like both subjects and 9 pupilz do no not like either subject..use a Venn diagram to find how many pupils were in the class.....?? Help me

Math ~ CHECK ANSWER
Below are two sets of student quiz scores on a 30-point quiz. Which of the following can you conclude by comparing their box-and-whisker plots? Class A: 5, 10, 13, 18, 19, 25, 29 Class B: 1, 3, 5, 7, 9, 9, 13 a) The first quartile of class B is greater than the third quartile ...

maths
in Mrs. chin class 1/3 of the students drank juice. 1/4 of the remainder drank water and the others drank soft drinks. 1) what fraction of the class drank water? 2) if there are 48 students in her class, how many students drank soft drinks?

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

maths
The sum of the 3rd and 7th term of an A.P is 38 and the 9th term is 37..Find the first term and common difference

maths
The 4th term of an ap is 15 while the 7th term is 27, find the sum of the 9th and 10th term.

maths
in a class of 40 children 3/8 likes english,2/5 likes maths and 3/4 like science .find the number of children who like each subject.

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