Sunday
May 24, 2015

Homework Help: 7th Grade

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 at 7:08pm

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 at 8:28pm

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. ...
Saturday, September 16, 2006 at 11:20am

algebra
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 at 1:54am

English
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 at 1:26am

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 at 8:58pm

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 at 9:09pm

math
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 at 7:34am

statistics
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 at 12:18am

programming
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 at 5:55pm

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 at 11:18am

Science
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 at 5:55pm

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 at 7:25am

math
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 at 9:13pm

Math
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 at 7:00pm

Math
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 at 11:10pm

MATH
DRIVING DOWN A 10% GRADE, THEN YOU DESCEND TO 20 FEET BELOW YOUR STARTING POINT. wHAT CONCEPT DOES THE GRADE RELATE TO?
Monday, March 16, 2015 at 9:05pm

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 at 9:45am

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 at 4:31pm

math
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 at 12:04am

statistics
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 at 11:20pm

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 at 6:31pm

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 at 9:49pm

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 at 6:03pm

maths
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 at 7:09am

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 at 6:37am

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 at 6:22pm

Algebra
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 at 4:13pm

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 at 5:03pm

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 at 8:20pm

mathematics
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 at 2:20pm

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 at 7:36am

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?
Saturday, January 3, 2015 at 12:53pm

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 at 12:58pm

Chemsitry
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 at 12:52pm

Math
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 at 11:09pm

algebra
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 at 11:36pm

maths
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 at 1:31pm

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 at 2:12pm

Grades
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 at 6:47pm

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
Tuesday, October 21, 2014 at 3:04pm

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.
Monday, October 20, 2014 at 6:29am

Math
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 at 7:17pm

statistics
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 at 8:58am

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 at 8:03am

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 at 10:50pm

precal
what is the 7th geometric sequence when a10 is 9 and a13 is -72
Tuesday, September 30, 2014 at 11:05am

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 at 9:20pm

programming
create a program using java that calculates the current grade in a classroom. the program should ask for 5 grades as well as the total point value per grade available.
Friday, September 12, 2014 at 11:29am

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.
Friday, September 12, 2014 at 11:15am

geography
hello. I am a 7th grader and can you please help me in the topic realms of the earth?
Saturday, September 6, 2014 at 10:38am

7th grade Science
Can you help me figure out the manipulated , responding, & controlled variables in the following? Walker wanted to test how weight of a paper airplane affected the distance the airplane flew. he stood at the starting line and threw the airplane. He measured how far the paper ...
Wednesday, August 27, 2014 at 7:57pm

statistics
You want to estimate the difference in grade point averages between two groups of university students to be accurate within 0.2 grade point, with probability approximately equal to 0.95. If the standard deviation of the grade point measurements is approximately equal to 0.6, ...
Wednesday, August 13, 2014 at 2:43pm

statistics
The trends in international mathematic and science study (TIMSS) in 2007 examined eighth grade proficiency in math and science. The mean mathematics scale score for the sample of eighth grade students in the US was 508.5 with a standard error of 2.83. Construct a 95% ...
Saturday, August 2, 2014 at 7:14pm

What does your overall grade have to be to pass?
I'm in the eighth grade and mine is 64 percent am I passing?
Thursday, June 5, 2014 at 10:57am

7th math
If the actual figure is a rectangle that is 120 meters by 400 meters, what are the dimensions of a scale drawing in centimeters?
Sunday, May 25, 2014 at 12:00am

Algebra
Alma can grade a batch of placement exams in 3hr and Kevin can grade a batch in 4hr. if they work together to grade a batch of exams, what percentage of the exams will have been graded by Alma?
Saturday, May 24, 2014 at 2:36am

math question
If jack has a 63% as his grade.If he takes a test worth 9% and got 10/10 what would his grade be then?
Monday, April 28, 2014 at 9:39am

Maths
If the 7th term of an AP is twice the third term and the sum of the first four terms is 42
Friday, April 4, 2014 at 2:26am

Fractions
Last night 16/28 of the tenth grade girls and 19/30 of the tenth grade boys went to go ice skating. Did a greater fraction of tenth grade girls or boys went ice skating? Prove it.
Wednesday, March 26, 2014 at 7:50pm

Computer
Home work:- Write a program to read 5 records consists of first name, last name, id and grade. Assign the grade according to the following specifications: 0<g<= 50 F 50<g<=60 D 60< g<= 70 C 70<g<=90 B 90<g <=100 A Use Stringtokenizer and buffering...
Thursday, March 20, 2014 at 12:49pm

math
The first term of an AP is 8. The ratio of d 11th term to the 7th term is 5:8 calculate the common difference
Wednesday, March 19, 2014 at 1:40pm

PLS HELP ASAP 1 SUPER HARD & ANNOYING QUESTION
Use the diagram to answer question 13. so substance A looks like a row of three little circles on the top and bottom all organized (total six dots). substance b is all clumped together circles and is disorganized. 13. How can substance A and B be compared? Choose all that ...
Wednesday, March 12, 2014 at 1:47pm

math
lenzy has a 77 a c. as a grade. if she fails a test worth 26% 0/22 what will her grade be
Tuesday, February 18, 2014 at 3:36pm

Statistics in Psychology
What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
Monday, February 10, 2014 at 1:17pm

STATISTICS
What research steps must you go through to use the relationship between a person’s intelligence and grade average in high school so that, if you know a person’s IQ, you can more accurately predict the person’s grade average?
Monday, February 10, 2014 at 5:29am

Language arts 7th grade (gapp)
Can someone help me create a conclusion on the topic "Should baseball players found guilty of using steroids be allowed in the Hall of Fame?". My opinion is that they shouldn't be allowed into the Hall of Fame if found guilty. What if have so far- Though many ...
Monday, January 27, 2014 at 7:49pm

Math - Algebra
Von's arcade uses 3 different colored tokens for its game machines. For 500, you can purchase any of the following combinations of tokens: 8 gold, 18 silver, and 7 bronze tokens; 8 gold, 14 silver, and 13 bronze tokens; or 16 gold, 6 silver, and 9 bronze tokens. What is ...
Saturday, January 4, 2014 at 9:26pm

Social studies (7th gr.)
According to christopher columbus, who owned the land that he explored in the americas?
Wednesday, December 18, 2013 at 6:59pm

Algebra 2
A grocer mixes x kg of Grade A and Y kg of Grade B nuts to get 60 kg of mixed nuts. Write and equation involving x and y to represent this information. The grocer sells all the mixed nuts at 9.00 per kg. He receives the same amount of money as when he sells the Grade A nuts ...
Thursday, December 5, 2013 at 8:45pm

math
Find the 7th term of arithmetic progression...12,20,28.
Monday, October 28, 2013 at 1:41am

Math
If my mid-term is worth 15%, and my grade is 100% right now. If I get 0 on the exam, my grade would be 85% right?
Wednesday, October 23, 2013 at 1:13am

physics
what are imp. long questions of 7th chapter of 9 e.m of physics of bise lahore.
Friday, October 11, 2013 at 7:39am

College Math 45
Mrs. Brown has 17 children in her first-grade class, and Mr. Lopez has 20 children in his second-grade class. The principal has been asked to select 1 student from one of the classes to appear at a PTA meeting. How many ways can the selection be made?
Sunday, October 6, 2013 at 11:23pm

Math
A 154-pound woman walks at 3.0 mph 0% grade for 5 min, runs at 5.5 mph 5% grade for 32 min. What is her total caloric expenditure?
Sunday, October 6, 2013 at 12:54pm

programming
Grades are assigned on the standard 90, 80, 70, 60 scale. You are to write an algorithm which will receive a student name and a percentage grade and display the letter grade to be awarded
Thursday, September 26, 2013 at 2:46am

math 5th grade
Hunter school has a kindergarten and grades 1 through 6. there are 2 kindergarten and 2 classes in each grade. If the maximum class size is 25, what is the greatest number of students that could be in the school?
Thursday, September 12, 2013 at 8:09pm

Math - Ratios
In Mrs. Sotomayor's class, the final grade is based on 6 quizzes and 2 exams. If each exam counts for 3 times as much as each of the quizzes, what fraction of the final grade is determined by each exam?
Tuesday, September 10, 2013 at 11:03pm

SAT MATH
If the n^th term of a sequence is n^3 -5n, then how much greater is the 7th term than the 3rd term?
Friday, August 23, 2013 at 12:20pm

statistics
1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was:
Sunday, August 11, 2013 at 2:58am

Maths
Mariolys is creating a numbered list of distinct integers. Luigis sees that there are N numbers in the list, and states that he can find either a subsequence of length 13 with increasing terms or a subsequence of length 17 with decreasing terms. What is the minimum value of N ...
Wednesday, May 29, 2013 at 4:30am

Statistics
The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that is, y = 8 means that the grade, rounded to the nearest 10 points, is 80). x 2 3 3 4 5 5 5 6 6 6 7 7 7 7 8 y 5 5 6 5 6 7 8 6 9 8 7 9 10 8 9 Maple ...
Sunday, May 26, 2013 at 10:05am

7th math
I have no more than five books in my bag. I need to write an inequality for this, x<5 ?
Thursday, May 16, 2013 at 7:38pm

Probability Math
A committee of four students will be selected from a list that contains six Grade 9 students and eight Grade 10 students. What is the expected number of Grade 10 students on the committee?
Tuesday, May 7, 2013 at 9:29pm

7th grade Science
1. Which of these sources of energy is NOT renewable? (1 point) wind solar power hydroelectric power natural gas 2. Air can be polluted by ____. (1 point) tiny particles of soot carbon monoxide sulfuric acid all of the above 3. Which of the following can cause acid ...
Wednesday, May 1, 2013 at 4:46pm

math
is the formula "y=x to the 7th power" an example of a proportional relationship?
Tuesday, April 30, 2013 at 10:49pm

7th Grade Math for Steve.. or Ms. Sue
Determine whether each sequence is arithmetic or geometric. Find the next three terms. 1. 14, 19, 24, 29, . . . (1 point) geometric, 34, 39, 44 arithmetic, 32, 36, 41 arithmetic, 34, 39, 44 ** The sequence is neither geometric nor arithmetic. 2. –4, 8, –16, 32...
Sunday, April 28, 2013 at 4:20pm

7th Grade Social Studies Ms. Sue!
1. Native Americans who live on Lake Titicaca use totora reeds for all of the following except (1 point) making boats and houses. wagons. clothing. food and medicine. 2. The Argentinian plains are home to Argentinian cowboys, also known as (1 point) pampas. maquiladoras. ...
Friday, April 26, 2013 at 1:14am

7th Grade Language- Arts Ms.Sue~!
3. Where should you insert a colon in this sentence? Interview the following people Dave, Barb, Jose, and Mary Ann. (1 point) after following after people after Jose nowhere 4. Which sentence does not include an abbreviation? (1 point) The movie starts at 12:45 p.m. Dr. Ross ...
Wednesday, April 24, 2013 at 7:49pm

?
If there are 56 questions and you miss 10 what would your grade be? Your grade would be a 81.88 I divided 100/56 and got 1.78 than I multiplied how many questions I would get right by 1.78. So 46x1.78=81.88
Wednesday, April 24, 2013 at 5:33pm

7th Grade Health Ms. Sue
1. The body's functions are slowed when alcohol reaches where? (1 point) The stomach The heart The liver The brain 2. Which statement is NOT true? (1 point) Regular use of alcohol can lead to addiction. Alcoholism can be cured. Someone cannot cause someone else to drink. ...
Wednesday, April 24, 2013 at 2:09pm

?
Let me see if I understand how to find your grade now. So this time if there are 60 questions and you miss 15 your grade would be a 72?
Tuesday, April 23, 2013 at 8:21pm

?
If there's 60 questions on a homework paper and you miss 10 what would your grade be? I forgot how to find out your grade.
Tuesday, April 23, 2013 at 7:17pm

statistics
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Sunday, April 21, 2013 at 2:35pm

Statistic
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:27am

science
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade ...
Saturday, April 20, 2013 at 10:22am

7th Grade Language- Arts Ms.Sue
1. Descriptive writing features (1 point) arguments intended to persuade the reader. a predominance of facts over opinions. the use of sensory details. 2. Which of the following sentences contains sensory details? (1 point) It rained all day and all night. The rain tapped on ...
Thursday, April 18, 2013 at 2:02pm

7TH GRADE SCIENCE?!?!
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
Tuesday, April 16, 2013 at 11:41pm

Geometry
The grade of a road or a railway road bed is the ratio rise/run, usually expressed as a percent. For example, a railway with a grade of 5% rises 5 ft for every 100 ft of horizontal distance. 1. The Johnstown, Pennsylvania, inclined railway was built as a "lifesaver" ...
Monday, April 15, 2013 at 5:23pm

7th Grade Language Arts
2. What type of figurative language is used in this line of "Growing Pains"? She said my room was a pigsty. (1 point) personification metaphor simile 4. Which of the following sentences is correct? (1 point) When the lions approach, the herd of buffalo run toward the...
Thursday, April 4, 2013 at 8:22pm

  1. Pages:
  2. <<Prev
  3. 6
  4. 7
  5. 8
  6. 9
  7. 10
  8. 11
  9. 12
  10. 13
  11. 14
  12. 15
  13. 16
  14. 17
  15. 18
  16. 19
  17. 20
  18. Next>>

Members