December 1, 2015

Homework Help: 7th Grade

7th grade science
In a science-fiction TV show several years ago, the hero spent the entire 40 min fretting about running out of fuel before he could pilot his spaceship back to base. Time and again the camera cut from his worried face to the blasting rockets, to the trembling fuel gauge, and ...
Friday, October 16, 2009 by Ashlynn

7th grade math
last weekend,alans basketball team played in a tournament. alan scored 1/5of the teams points,his friend jake scored 30% of the teams points. what fraction of the teams points were scored by alan and jake?
Saturday, October 3, 2009 by abby

7th grade math
Shelly and Melissa spent Saturday morning making chocolate chip cookies. They counted the cookies and discovered they had made 53 of them. Then Shelly decided to divide the cookies. Since Shelly was five years older than Melissa, it seemed natural for her to get five more ...
Monday, September 28, 2009 by Niesha

7th grade Pre-Algebra
Using the definition, 10(to the negative sixth power) = 1/10to the six power and x(negative2) = 1/xto the second power The definition also shows that 1/10to the six power = 10to the negative 6th power and 1/xto the 2nd power = x(negative2) I think thats the directions :S 1. ...
Tuesday, September 22, 2009 by Dean

7th grade math
so i have this graph paper, and I have to draw a scale drawing of my body on it. my teacher said 3 squares is equivalent to 4 inches. so if one of my body parts, for example my head, is not a multiple of 4, how do I draw it on the paper? I hope that makes sense. 3 squares = 4 ...
Thursday, September 10, 2009 by kat

7th Grade Math
{Decimals} Hi, I'm stuck on these problems, and I asked my family members, they don't know, so I've come to you, community! Please help, thanks. Directions: Round each decimal to the underlined place-value position. 4.2974 (seven is the underlined number) 39.987 (...
Thursday, September 10, 2009 by Dean

7th grade math
Jared wants to save $100 to buy a tennis racket. He saces $8 each week, and his mother gives him a extra $0.25 for each dollar he saves. Determine the number of week it will take Jared to save $100. I am pretty sure the answer is 12 weeks and he would have $5 dollars left over...
Tuesday, August 25, 2009 by Peyton

7th grade
"An artists portrayal or a coureur de bois. Many of these adventurers married first nations women and has families. Their children were the metis. The metis learned both french and first nations languages from their parents. They also learned the customs and ways of life ...
Monday, June 29, 2009 by Lola

7th grade
Look at figure 2.8 on page 40 and answer the following question in complete sentences: Why was water transportation so important in those days? Hint: Would there have been major road ways at that time for horse drawn, or ox drawn wagons? How would all of the fur pelts be ...
Monday, June 29, 2009 by Deja

7th grade math
alan,bonnie and calvinshared 153 marbles alan gets 3 times as miny as bonnie and calvin gets 6 more than alan .how miny marbles does each person get
Tuesday, May 26, 2009 by mariah

7th grade
Sunday, May 17, 2009 by Anonymous

visual basic
Cant get my message dialog box to display anbody see waht wrong with it? The message box is located in my if then else statement Dim total As Integer = 0 Dim gradeCounter As Integer = 0 Dim grade As Integer = 0 Dim average As Double = 0 ' sum grades in ListBox Do ' ...
Thursday, May 7, 2009 by cl

7th grade Math
At a faculty costume party, each teacher from transylvania Middle School came dressed as his or her favorite creepy creature. The teachers arrived one at a time, and when a new teacher came in, each of the teachers already there lined up at the door and shook hands with the ...
Wednesday, April 22, 2009 by Teresa Joseph

7th grade science
problem:suppose a bacterium reproduces by binary fission every 20 minutes.the new cells survive and reproduce at the same rate. this graph shows how the bacterial population would grow from a single bacterium. use the graph below to show your results up to 120 minutes. ( the ...
Friday, March 6, 2009 by christopher crawford

Snape has 2000 mL of a magic potion that is 30% DeMuggle Juice. He also has hundreds of 25 mL bottles that are full of 75% DeMuggle Juice solution. Every time he waves his wand, one of these bottles is added to his magic potion. How many times must he wave his wand to have a ...
Friday, February 6, 2009 by Meghan

7th grade
For one week, every third customer who makes a purchase at MacBurger is asked a quick 2 question survey regarding what their favorite menu item is and what item they would most like to see added onto the menu. Do you believe the results of this surveyr would be valid? uhm ...
Tuesday, January 13, 2009 by Nicole

7th grade
a reporter surveys people leaving an ice hockey game and asks them whether they agree that the rink is old and rundown and should be destroyed to make room for a new Shop Smart Store. Why might the data this reporter collects be biased? first of all i dont know what is biased ...
Tuesday, January 13, 2009 by Christian

7th grade Science
How does the internal structures of earth's density compare to the lithosphere's density? It is a lot greater, a little greater, a lot smaller or a little smaller?
Sunday, January 4, 2009 by Mary Grace

7th grade
A company made 34,000.00 in 2007. This company made 32,500.00 in 2008. What is the percentage of the difference. The difference is 1,500.00 Is the difference 44.3 %? 34,000.00 32,500.00 _________ 66,500.00
Saturday, December 6, 2008 by Lana

7th grade
There are at least 5 more than twice as many students taking algebra 1 than taking algebra 2. If there are 44 students taking algebra 2, what is the least number of students who could be taking algebra 1. Show all work
Thursday, November 20, 2008 by lee

7th grade
If i buy a lollipop and a pack of gum, the cost will be $1.19. If i buy a lollipop and a peppermint, the cost will be $1.45. If i buy a pack of gum and a peppermint, the cost will be $1.40. What are the individual prices?
Monday, October 27, 2008 by ladylake5

3rd grade
There are 33 students in the band. There are 6 more fifth-grade students than third-grade students. There are an equal number of third- and fourth-grade students. How many third-grade students are in the band?
Wednesday, October 8, 2008 by Kristina

I need you to grade my paper for me . I dont have a car and I don't know the area well enough to ask anyone to grade it for me I just want you to grade it for me. and leave the red marks on it for me so I can correct it my self and send it back to me through email. If it&#...
Friday, October 3, 2008 by Bernadette

7th Grade Math
Mayla's mother is 3 times as old as Mayla. Eight years ago her mother was 7 times as old as Mayla. What are their ages now? A: Mayla 10; her mother 30 B: Mayla 12; her mother 36 C: Mayla 13; her mother 39 D: Mayla 14; her mother 42 I think the answer is B. But I want to ...
Tuesday, September 30, 2008 by Missy

7th Grade Math
Sally wants to buy some chips for her party. The bags of chips at Kroger are sold in 10.5 cup bags. Sally thinks that each guest will eat about 3/4 cup of chips. If she bought two bags of chips how many guests can she feed? I got an answer of two guest, but I think that is ...
Sunday, September 28, 2008 by Missy

7th grade science hypothesis question
please help me with this challenge question, as i dont quite understand it.: Yolanda makes this hypothesis: "If salt is added to water, then the water will boil at a lower temperature." She sets up and experiment to test her hypothesis, but discovers that it actually...
Monday, September 8, 2008 by Beth

7th grade algebra
Cliff diver jump from a height of 85 to 115 feet above the water. After t seconds the diver has fallen 16tto the 2nd power feet. does the diver jumping from 85 feet reach the surface of the water within 2 seconds- why or why not.
Wednesday, August 27, 2008 by Canyon

7th grade math
katrina has 3 apples, 2 oranges, and 1 peach in a cowl. if she randomly selects one apple and one orange to practice sketching and then puts the fruit back in the bowl then repeats the steps, What are all the possible combinations for the sketches she can make? list all the ...
Thursday, May 22, 2008 by lola

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 ...
Saturday, April 26, 2008 by kevin

working with data
josephs final averages in science class are shown in the table below. homework % toward final grade-20% average-93 quizzes % toward final grade-20% average-92 tests % toward final grade-40% average-85 final exam % toward final grade-20% average-? what is the minimum score ...
Sunday, February 24, 2008 by mike

when writing the word GRADE ONE in a sentence...would it be Grade One (where there both capital) Grade one (where only grade is capital) or grade one (where none are capital)
Sunday, January 13, 2008 by spelling-grammer

physics-energy conservation
some people refer to heat as "low grade energy. a)how is low grade energy different from high grade energy? b)give two example of high grade energy When heating a cup of tea, which would be preferable...a stove with a burner on top, or a heating pad? High grade energy is ...
Tuesday, May 8, 2007 by Emma

7th Grade Math
Please help - I don't know where to begin. My problem is this: Find the numbers "Y" and "Z" if (1 and 3/5 times "Y") + (3/5 times "Z") = 5 AND (1 and 3/5 times "Z") + (3/5 times "Y") = 6. Thank You! change 1 and 3...
Thursday, March 22, 2007 by Kyle

math / linear programming
Two factories manufacture 3 different grades of paper. The company that owns the factories has contracts to supply at least 16 tons of low grade, 5 tons of medium grade, and at least 20 tons of high grade paper. It costs $1000 per day to operate the first factory and $2000 per...
Tuesday, January 2, 2007 by Tim

Algebra 2/Trig.
I forgot some stuff from my 7th grade algebra class about complex numbers...like what do you do with a problem like this 5+5i 3-i divided by + divided by 2-i 4+3i thanks.(divided by refers to dividing line in a fraction) In each case, RATIONALIZE the denominator. Here is the ...
Sunday, November 19, 2006 by Tom

Math(7th grade)
What is the denominator of 13/107 in simplest form?PLz help! I think its just 107 Thanx dude! no problem does 13( a prime number) go evenly into 107? It appears to be in simplest form already to me.. no, your answer will have a decimal 13/107 is in simplest form
Wednesday, October 25, 2006 by Mary

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. ...
Saturday, September 16, 2006 by Cass

give the demensions of rectangles with the perimeters of 70 feet and length-to-width ratios of 3 to 4, 4 to 5, and 1 to 1. Ok, the perimeter is 70 and perimeter = 2(length + width) The ratio is length:with=3:4 so length = (3/4)width 70 = 2(length + width) =2((3/4)width + ...
Tuesday, September 12, 2006 by christine

Which one of the following sentences is grammatically correct. A. I really need to lay down. B. Sit it down over there by the window. C. I thought it would be best if I were to rise the curtin. D. The men came today to lay the carpet in the living room. (Broken Link Removed) (...
Saturday, July 22, 2006 by maha

which amendment protects citizens' freedoms of speech and press a.1st b.3rd c.5th d.)7th its c?
Monday, November 30, 2015 by Steve

19.)which amendment protects citizens' freedoms of speech and press A.)1ST B.)3RD C.)5TH D.)7TH Is it B
Monday, November 30, 2015 by YRN DJ

arvind mahila college
Find the G.p. in which 4th terms is 3 and the 7th term is 8/9.
Tuesday, November 24, 2015 by chandan

English 7th
The Vietnam war"The Chinese dragon". What is the connection between the war and Ha and her situation?
Monday, November 2, 2015 by jay jay

The sum of the first "n" terms of series is 2^(n+3) -8.Find the 7th term.
Thursday, October 22, 2015 by Melvin V.Rodriguez

pre calc
Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a ...
Friday, October 9, 2015 by allexelle

pre calculos
Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a ...
Friday, October 9, 2015 by allexelle

In his mathematics class, John has taken 3 tests, each worth 20% of his total grade. His grades on those tests were 92%,83%,and 85%. He has an 100% average on his homework, worth 10% of his grade. All that remains is a final exam worth 30% of his total grade. To the nearest ...
Thursday, September 17, 2015 by -N

Your a 7th grade math teacher and you want to create an experiment for your class with red, yellow and purple marbles in a bag. You want to theoretical probability of drawing a red marble to be 1/2, the theoretical probability of drawing a yellow to be 1/2, and the theoretical...
Monday, September 14, 2015 by Anonymous

I need the word stratify in a sentence for a 7th grader
Sunday, September 13, 2015 by a

7 pulles of 6 hanged with weighs 23kg,15kg,20kg,6kg,34kg,5kg then find the weight hanged to 7th pulley
Sunday, August 30, 2015 by umapathi

(8*2_10)_2*3 to the 7th power = 4374
Wednesday, August 19, 2015 by Rachel

the third term of an AP is 5 while the 7th term is 13 find the 30th term of the AP
Tuesday, August 11, 2015 by cynthia

new era
the third term of an AP is 5 while the 7th term is 13,find the 30th term of the AP
Tuesday, August 11, 2015 by cynthia

My current overall average is a 76%. Another grade of 67 needs to be added in. That grade is worth 10%. What will my final average be?
Wednesday, June 24, 2015 by Elaina

civics 7th Grade
"the Laws of the United Statesand all Treaties made, or which shall be made, under the Authority of the United States, shall be the supreme Law of the Land; and the Judges in every State shall be bound thereby" Which type of government does the passage describe? (3 ...
Wednesday, June 3, 2015 by Nikol

civics 7th Grade
The chart below describes the how the governments of two countries share power: Country A: •local and state government share power with the central government •the central government has final authority Country B •local and state governments share power with the...
Wednesday, June 3, 2015 by Nikol

Algebra 1
A teacher graded the tests for each of her students. She calculated a mean grade of 80 and a standard deviation of 3. One of her students, Katrina, had a z-score of 2. What grade did Katrina get on the test?
Sunday, May 10, 2015 by Jacob

7th grade math
Can you check the folowing problems. 1. 8(10) + 8(4) = 8(14) is an example of which property? A. Distributive property B. Associative property C. Identiy property D. Commutative property Ans:A 2. By Saturday night, 3 inches of rain had fallen in Happy Valley. The weekend ...
Wednesday, April 22, 2015 by Alexis

Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
Friday, April 17, 2015 by HELP

Of the 6796 students in one school district, 1537 cannot read up to grade level. Among a sample of 812 of the students from this school district, 211 cannot read up to grade level. Find the sample proportion of students who cannot read up to grade level. A. 0.14 B. 0.26 C. 211...
Friday, April 17, 2015 by Jane

Write a Java application that computes and prints the grade of a student according to the following algorithm: 1) It should read from the user TMA score and MTA score. 2a) If their sum is less than 15, the grade "FC" should be printed and the program will stop. 2b) ...
Saturday, April 11, 2015 by pooja

ICT (Programming)
Design program logic that receives the letter grades for 4 subjects and then based on the grades, calculate the total grade point. The program should use IF statements to determine the grade point corresponding to the letter grade (as given in the table below). Once all the ...
Saturday, April 11, 2015 by Zee

If a full moon occurred on April 1, what phase would you see on the 7th, 21st,4th,30th,and 14th of April
Wednesday, April 8, 2015 by M

7th grade math (probability)- additional questions
Here are additional problems that weren't included in original post from 3/30. 4. There are 5 different color jolly ranchers in a bag - 10 cherry, 15 watermelon, 12 grape, 10 apple, and 8 raspberry. What is probability that you'll choose raspberry? Ans: 8/55 =.1454 = ...
Tuesday, March 31, 2015 by Alexis

there are half as many 11th grade students in the band the are 9th grade students. how many 11th grade students are in the band
Wednesday, March 25, 2015 by vanessa

Kami has an average of 64% in her class. School ends soon and she would like to raise her grade to a 74%.She has 2 tests left and tests counts as 80% of her grade, what would she have to get on the next to test to get her average up to a 74%?
Wednesday, March 25, 2015 by Kammi

Theo made the table below to show the number of middle school students who attended the last football game. If the data were displayed in a circle graph, how many degrees would be in the sector representing the eigth graders? Grade 6 Number of students in attendance 375. Grade...
Tuesday, March 17, 2015 by Anonymous

Monday, March 16, 2015 by BONNIE

language arts
WEDNESDAY March 11, 2015 SCHOOL SUBJECTS Art Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th ...
Wednesday, March 11, 2015 by hello

4th grade math
explain how you know that 21/30 is greater than 2/3. Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!. Also, I need a FOURTH GRADE ANSWER, nothing else, perferibly using fraction strips.
Monday, March 2, 2015 by Yellow

it takes about 20 minutes to grade a student's paper. How long, in hours, does it take to grade papers for a class of 25 people?
Friday, February 27, 2015 by brandon

In a course there is a midterm exam, worth 40% of the course grade, and a final exam worth 60%. On the midterm the mean grade was 80 with a standard deviation of 10, and on the final the mean was 75 with a standard deviation of 15. The correlation between the two exams is 0.6...
Wednesday, February 25, 2015 by jess

mathematics concepts
Select the answer choice that best describes children's readiness to understand how to tell time. A. Introduce the units of measurement in grade one; expect accurate measurement in second grade. B. It may be introduced in grade 2, but it will be beyond primary before ...
Tuesday, February 24, 2015 by lauren

simplifying radical expressions 3\/""""4""​7" 250z x sorry it was hard to type some of the characters.so it's cube on outside of 250 z to the 4th, xto the 7th inside the radical sign
Monday, February 23, 2015 by Anonymous

7th grade math
Can you check the following? 1. Alicia shoots basketball at a hoop 100 times. She hits the backboard and misses with 2/5 of her hots, hits the rim and misses with 32% of her shots and makes basket with rest of her shots. How many baskets did she make? A. 68 B. 40 C. 32 D. 28 ...
Monday, February 2, 2015 by Alexis

science 7th
A piece of copper is 1 meter long and has a density of 8.8g. If you cut the wire exactly in half, what is the density of one of the pieces
Monday, February 2, 2015 by lilly

determine the first three terms of the erithmetic progression of which the 7th term is 3 and the 12th term is -3?
Thursday, January 22, 2015 by saku

7th grade math
Can you check these simple interest problems? 1. If you borrow $421 for nine years at an interest rate of 4%, how much interest will you pay? Ans: I = prt I = $421*.04*9 I = $151.56 2. If the balance at the end of 8 years on an investment of $630 that has been invested at a ...
Thursday, January 22, 2015 by Alexis (re-post)

7th grade math
Can you check these simple interest problems? 1. If you borrow $421 for nine years at an interest rate of 4%, how much interest will you pay? Ans: I = prt I = $421*.04*9 I = $151.56 2. If the balance at the end of 8 years on an investment of $630 that has been invested at a ...
Wednesday, January 21, 2015 by Alexis

Simplify the radical expression square root 48a squared b to the 7th all beneath the sq rt sign I have no work to show, can't remember the steps to solve
Sunday, January 18, 2015 by Karen

7th grade math
Can you check these please? 4. A local bakery sold 60 loaves of bread in one day. If 65% of these were sold in the afternoon, how many loaves were sold in the afternoon? Ans: x = .65 * 60 x = 39 loaves 7. Ruben bought 6new books for his collection. This increased his ...
Saturday, January 17, 2015 by Alexis

7th grade LA
Can you check the following? Add a comma if needed to words in () in following sentences. 1. She was a (beautiful gentle) woman. Ans: beautiful, gentle 2. "Come now", said Scully sharply to the (three seated) men, "move up and give us a chance at the stove."...
Tuesday, January 13, 2015 by Alexis

if the sum of the 6th and 7th terms of an arithmetic progression is 60 and the 3rd term is -5 find the common difference
Sunday, January 11, 2015 by Bella

7th grade LA
Can you check these and let me if reason correct also? Choose the correct prounoun. 1. Each of the suspects had (his, their) own alibi. Ans: his (because each is singular) 2. Jeff and Isabel planned (his and her, their) wedding. Ans: their (because subject is plural) 3. Did ...
Friday, January 9, 2015 by Alexis

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?
Saturday, January 3, 2015 by Andrew

scholarship 7th std
by which of the following digits shoud be * replaced in the number 5*324 so that the number will be divisible by 12 2 or 3 or 4 or 6
Saturday, December 13, 2014 by ojaswin

What courses should you take in each grade 9,10,11,12 to help you become a pharmacologist. i need courses for each grade
Thursday, December 11, 2014 by Katherine

An oil company owns two refineries. The daily production limits and operating costs for each refinery are given in the table below. An order is received for 1540 barrels of high-grade oil, 1650 barrels of medium-grade oil, and 2860 barrels of low-grade oil. How many days ...
Wednesday, December 10, 2014 by LJ

9.6*10 to the 7th power divided by 1.5 *10 negetive squared. i was working this problem out and i was thinking it would be 6.4*10 by the 5th power.
Saturday, December 6, 2014 by arlynne

The 4th term of an ap is 15 while the 7th term is 27, find the sum of the 9th and 10th term.
Sunday, November 23, 2014 by thelma

java programming
Create a java program that will calculate the current grade in a classroom. The program should ask for 5 grades as well as total point value per grade available.
Monday, November 3, 2014 by JORDAN

If I have an 80 in my class, and I get a 70 on my test which is 33.33% of my grade, what will my overall grade become
Monday, October 27, 2014 by Anonymous

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
Tuesday, October 21, 2014 by benita

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.
Monday, October 20, 2014 by mafo

A sixth grader weighs 90 pounds which is 120% of what he weighed in 4 th grade. How much did he weigh in 4th grade? 90x100=9000/120= 75 So he weighed 75lbs is this correct?
Sunday, October 5, 2014 by Megan

how to identify the 5 W's in the problem of the student averages in a High School college algebra class for the last semester. the teacher wanted to see how well the class did and constructed the Distribution from the grade book. who- Students what- average when last ...
Saturday, October 4, 2014 by nina

algebra 1
princess leia is a very good math student. Her average math grade was a 95 on her 15 tests. If Darth Mangham decides to drop her lowest grade, write an expression to determine her new test average.
Friday, October 3, 2014 by paula

7th grade math
Can you check this problem? Jean has 5 different colors of markers: red, blue, green, orange, and purple. Two colors are used to make a sign. How many different combinations are possible? List them. Ans: 10 possible combinations red/blue, red/green, red/orange, red/purple, ...
Tuesday, September 30, 2014 by Alexis

what is the 7th geometric sequence when a10 is 9 and a13 is -72
Tuesday, September 30, 2014 by gail

Math - 7th grade
How many times as heavy is the Golden Eagle of 13 9/10 llb as the Red-Tailed Hawk of 3 1/2? I never know if I have to divide or multiply. How can I tell with this problem? I have 139/10 / 7/2 then 139/10 x 2/7 = 278/70 if I divide that it will give me 3.9714 how do I get my ...
Friday, September 19, 2014 by Sabastian

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