Saturday

July 30, 2016
**Physics**

According to conservation of momentum, when two objects collide, the momentum lost by one object equals the momentum gained by the other. Give a common-sense, non-mathematical explanation of the connection between Newton’s 3rd law and momentum conservation. In other words...
*Monday, March 28, 2011 by Tammy*

**Physics**

According to conservation of momentum, when two objects collide, the momentum lost by one object equals the momentum gained by the other. Give a common-sense, non-mathematical explanation of the connection between Newton’s 3rd law and momentum conservation. In other words...
*Saturday, March 26, 2011 by Tammy*

**appling middle**

If the data were displayed in a circle graph, what percent of the graph would represent the seventh grade? Enrollment is Sixth grade 64, Seventh grade 64, and Eighth grade is 70
*Thursday, March 10, 2011 by ry*

**maths**

The probabilities of a student getting grade A, B, C and D are 0.2, 0.3, 0.15 and 0.35 respectively. Then the probability that the student gets 1) At least C grade is __________ 2) At most C grade is ___________
*Thursday, March 10, 2011 by Sharon*

**3rd grade math**

carl put his coins on pages in a book. He has 22 coins. He can put 4 coins on each page. How many coins would Carl put on the 6th page? Explain?
*Monday, February 28, 2011 by lauren*

**Ecology**

Estimate the fish population of Lake Champlain using the Lincoln-Peterson Method. -Number of fish of 1st capture: 60 -Number of fish of 2nd capture: 65 Marked fish in 2nd capture: 10 -Number of fish of 3rd capture: 65 Marked fish in 3rd capture: 15 -Number of fish of 4th ...
*Wednesday, February 16, 2011 by Anonymous*

**Algebra**

Solve for B. b(to the 3rd power) = 1,331
*Friday, February 4, 2011 by Seeeira*

**Algebra**

Solve for B. b(to the 3rd power) = 1,331
*Friday, February 4, 2011 by Seeeira*

**math**

what inequality is true if x=3.04/1.48, y=1.99+0.33, and z=(1.3) to the 3rd power
*Thursday, January 6, 2011 by Tiana*

**Math**

If a grade was drawn at random from the data shown below, what is the probability that the grade is not a B? Grade Frequency A 2 B 8 C 11 D 2 F 1 I think it is 1 out of 5 or 4 but I am not sure? Please help :) Thank you much!
*Sunday, December 5, 2010 by Shannon*

**6th grade**

Of the sixth-grade students surveyed, 12% bring their lunches to school. Suppose 24 sixth-graders do this? How many sixth-grade are at the school?
*Wednesday, December 1, 2010 by Anonymous*

**3rd grade math**

coach took 16 players to a game. he said they could have a drink, hot dog or both. 12 had a drink, 9 had a hot dog. how many had both?
*Tuesday, November 23, 2010 by school*

**8th grade**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Monday, November 15, 2010 by Anonymous*

**Math**

At Smart Middle School students are required to take 7 classes each grading period. At the end of each grading period a student is assigned a final grade (A, B, C, D or F) for each class for the grading period. A student’s overall grade point average for the grading ...
*Monday, November 15, 2010 by 7890-8*

**comparing fractions**

at Morris Elementarhy there are 45 students in each grade, four though six. In the fourth grade, 19 participate in sports after school. Two out of every six fifth grade play sports after schoo;. In the sixth-grade class, seven of every ten students are not playing sports. ...
*Wednesday, November 3, 2010 by maria*

**3rd grade**

Mr. McWilliams drove 76 miles Monday and 43 miles Tuesday. Follow the steps to find how many miles Mr.McWilliams drove all together. 1. Estimate the total distance Mr.McWilliams drove. 2. Find the actual total distance.
*Sunday, October 31, 2010 by Tony*

**3rd math**

Reasoning does (4+5)+2 = 9+2? Explain Thanks
*Tuesday, October 26, 2010 by choconcung*

**3rd math**

reasoning does 4+5 2 9+2 explain please help! Thanks :-)
*Tuesday, October 26, 2010 by choconcung*

**3rd math**

9 + 3 = ? + 9
*Tuesday, October 26, 2010 by choconcung*

**3rd grade**

mr.mancho my great dane ate 125 hot dogs over a five day period. each day he ate seven more hot dogs than on the previous day. how many hot dogs did he eat on the first day.....
*Thursday, October 14, 2010 by nikki*

**3rd grade math**

mason played piano for one hour on monday. on tuesday, he played for 30 minutes longer. On wednesday, he played for 15 minutes longer than tuesday. how long did he play piano on wednesday?
*Thursday, October 7, 2010 by khayla*

**3rd grade math (array)**

Ray makes an array that has 4 rows of 4 counters. He wants to make two more arrays using the same number of counters. He wants more than one counter in each row. What two arrays can he make?
*Thursday, October 7, 2010 by john*

**english**

How you do a 3rd gade spelling pyramid
*Monday, October 4, 2010 by sara*

**what can i compare middle school to?**

what can i compare middle school to? (use in metaphor), based on 6th, 7th, and 8th grade. for example playing monopoly 6th grade - buying properties, 7th grade- adjusting to the game, 8th grade - stress over money
*Sunday, May 16, 2010 by NEEDSHELP(:*

**Math**

5 to the second power - (3- 4 to the 3rd)
*Friday, April 30, 2010 by christopher*

**3rd grade math question**

OK- my daughter got this question for math homework "Buses leave boston for reno 2X a day, every day. Buses leave reno 2X a day for boston, every day It takes 5 days to travel from boston to reno. if you are traveling to boston how many buses will you meet on their way to...
*Thursday, April 29, 2010 by victorie*

**find my grade average**

-10% of my grade *82 -20% of my grade *100% *100% *100% *100% *100% *100% *100% *100% *82% -30% of my grade none -40% of my grade *76% reply as soon as possible. thank you!!!!
*Sunday, April 18, 2010 by magy*

**3rd grade**

In a box of colored pencils, there are 5 fewer red pencils than green pencils. Use[] to stand for the number of green pencils. Write an expression that represents the number of red pencils in the box.
*Sunday, April 18, 2010 by Anonymous*

**3rd grade**

Mazie counted her dimes. When she put them in groups of 4, she had 2 left over. When she put them in groups of 5, she had one left over. What is the smallest number of dimes she could have, if she has more than 10
*Monday, March 22, 2010 by Tonya*

**Math 157-1**

Use the data in the grade-distribution Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade Frequency A 2 B 8 C 11 D 2 F 1 How would the graph change if there were twice as many of ...
*Friday, March 19, 2010 by Tyga*

**English**

I have a prompt for an English essay and it says, "In a well developed composition, identify the character, describe what the character questions about society, and explain why the character's questioning is important to the meaning of literature." It's ...
*Monday, March 8, 2010 by Ana*

**Trigonometry**

1) Find the coordinates of the point (-1,3) after the transformation T (to the -3,2 power) 2) What are the coordinates of point (-3,4) under D (to the 3rd power)? 3) Which of the following transformations could map the point (1,2) onto the point (3,6)? a)T (to the 2,3 power) b...
*Wednesday, February 24, 2010 by Tyler*

**classroom instruction**

Search the Internet to locate and review your state’s educational standards for a grade level and subject that interests you, such as second-grade language arts or fifth-grade science. i need help finding information on the state of wisconsin and 1st grade P.E.
*Thursday, February 18, 2010 by scooby*

**3rd Grade Math**

Dave swam 6 laps and did 9 dives at the swimming pool. Crystal did 4 dives and swam 8 laps. How many more laps than dives did Crystal and Dave do?
*Tuesday, February 2, 2010 by 3rd Grader*

**3rd**

P divid 5=12 ________=P? I'M NOT SURE ON THIS PROBLEM? THANKS!
*Wednesday, January 27, 2010 by pat*

**1st grade Math Fair**

My school is planning a Math Fair. Each grade will compete with same grade team members. The rules are: TO make it fun and use Al. math strands . The problem is I dont know where or how to begin this project. Can anyone help?
*Friday, January 1, 2010 by Joyce*

**Math**

Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade..Frequency A......2 B......8 C......11 D......2 F......1 How would the graph in Exercise 7 change if there were twice as many of ...
*Sunday, November 1, 2009 by Anonymous*

**Math**

Use the data in the grade-distribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade..Frequency A......2 B......8 C......11 D......2 F......1 How would the graph in Exercise 7 change if there were twice as many of ...
*Tuesday, October 27, 2009 by Anonymous*

**3rd grade**

Dean works with baby animals at a Zoo. This week he measured a giraffe, an ape and a tiger. The tiger had grown 4 inches less than the giraffe. The giraffe had grown twice as much as the ape. The baby ape had grown 6 inches since it was measured the last time. How many inches ...
*Saturday, October 24, 2009 by jay*

**finance **

John Keene recently invested $3,500 in a project that is promising to return 10.75 percent per year. The cash flows are expected to be as follows: End of Cash Year Flow 1 $750 2 800 3 ??? 4 950 Note that the 3rd year cash flow is unknown. Assuming the present value of this ...
*Friday, October 23, 2009 by Peter*

**FINANCE**

Tim recently invested $3,500 in a project that is promising to return 10.75 percent per year. The cash flows are expected to be as follows: End of Cash Year Flow 1 $750 2 800 3 ??? 4 950 Note that the 3rd year cash flow is unknown. Assuming the present value of this cash flow ...
*Thursday, October 22, 2009 by Kevin*

**Algebra 1A**

From a base elevation of 8200 ft. a mountain peak in colorado rises to a summit elevation of 14588 ft. over a horizonal distance of 15842 ft. find the grade of the peak. The grade of the peak. The grade of the peak is %. Round to the nearest tenth as needed. Someone help ...
*Thursday, October 8, 2009 by Don*

**3rd grade**

This is my sons math problem I am not good at math please can you help me and show the work for the calculations " ALI MADE A MODEL FOR 624 USING 6 HUNDREDS, 2 TENS, AND 4 ONES. WHAT IF ALI HAD NOT HAD ANY TENS? HOW COULD SHE HAVE MODELED 624 WITHOUT USING TENS?...
*Wednesday, September 2, 2009 by keisha*

**Mathematrics**

Each diagram in the sequence is obtained by drawing of a 1 unit square on each side that forms the perimeter of the previous diagram, the 1st digram contains (1) square, the 2nd diagram (4) squares and the 3rd diagram (13) squares, I would like to know how to find how many ...
*Wednesday, June 17, 2009 by Brittany*

**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*

**3rd grade grammar**

Identify the helping verb, linking verb and subject pronouns in each sentence. 16. The mother cat has curled into a ball. HV-has LV- SPN- 17. Kate's kitten has disappeared. HV-has LV- SPN- 18. It is not with the other kittens. HV-is LV- SPN-It 19. I have looked under Dad&#...
*Monday, May 4, 2009 by Claire*

**3rd grade Math**

Question: Sandy, has fewer than 16 crayons. If she puts them in equal rows of 5, none are left over. If she puts them in equal rows of 6, four are left over. How many crayons are there? two rows of fives=10 one row of sixes=6 10-6=4 crayons left over. I think the answer is 10 ...
*Tuesday, April 28, 2009 by Claire*

**3rd Grade Grammar**

Can you please tell me if these are correct. Directions..replace capitol words with a pronoun. 1.THE RAIN poured down. IT 2.RAINDROPS beat against the window. THEY 3. Greta asked DAD about the storm. HIM 4. Dad told GRETA AND ME about thunder. US 5. Then GRETA AND I saw a ...
*Monday, April 27, 2009 by Claire*

**3rd Grade Grammar**

I need help. I think the book is trying to trick me. Directions: Select the Subject Pronouns and Object Pronouns in each sentence. 3. They filled the sky. S-they O-none? 5. Greta saw it first. S-none? O-it 6. Dad asked us to come inside. S-none? O-us 7. I wanted to stay ...
*Monday, April 27, 2009 by Claire*

**Reading 3rd grade**

What is generalization? What words signal generalization and what words do not signal generalization?
*Thursday, February 19, 2009 by Onassia (Parent)*

**math/3rd grade**

For every 100 cars that enter the entersection from A, 30 cars head towards B, 40 cars head toward C, and 30 cars head towards D. If 60 cars enter the entersection from A, how many head toward B? Explain, thanks
*Sunday, February 15, 2009 by Carol*

**3rd**

things that come in groups of 3
*Wednesday, February 4, 2009 by austin*

**3rd**

things that come in groups of 9
*Wednesday, February 4, 2009 by austin*

**3rd**

things that come in groups of 11
*Wednesday, February 4, 2009 by austin*

**8th Grade Algebra: Answer Check**

Find the length of the 3rd side of each right triangle. 1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2 Answer: c~15.81 Simplify. Assume that all variables are nonnegative. { this means square root 4. {12 Answer: 2{3 5. 2{75 Answer: 10{3 6. -3{72 ...
*Tuesday, January 20, 2009 by Joy*

**math**

can you tell me what 3rd to the fifth power is
*Thursday, December 18, 2008 by patty*

**3rd grade**

language & arts question Relationships Example: glance is to look as gasp is to sound glance is a type look and gasp is a type of sound _______________________________________ make a realtionship: 1. Shatter is to break a. talent is to crowd b. batter is to stake c. write is ...
*Thursday, November 20, 2008 by Carlo*

**3rd grade**

Thea's soccer team scored 12 goals in the first three games. The team scored the same number of goals in wach of the first two games. The team scored 3 fewer goals in the third game than in the second. How many goals were scored in each game?
*Thursday, November 13, 2008 by Claire*

**math**

How Do I Solve -10 To The 3rd power?
*Sunday, October 26, 2008 by Jennifer*

**math-3rd grade**

Write the +/- family for:500, 1100, 1600. What do i do? 1100+500=1600 500+1100=1600 1600-1100=500 1600-500=1100 Is that correct? Please help.Thank you.
*Wednesday, October 15, 2008 by elaine*

**3rd grade social studies**

In which part of the USA is Mississippi located: southeast What is the name of the river that forms much of Mississippi western border? Tombidbee River Which state borders Mississippi on the east? Arkansas What large body of water borders Mississippi on the south? Gulf of ...
*Wednesday, October 8, 2008 by LaNoria*

**3rd Grade Math**

I thought the simple answer would be 150-70=80 too but, the problem states that she has 70 more nickles than dimes. So, I was thinking that the answer would be 40 dimes and 110 nickles-which adds up to 150 and 110 is 70 more than 40 but, I don't know how to explain this to...
*Wednesday, October 8, 2008 by Kathy*

**english**

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*

**3rd grade**

ALI MADE A MODEL FOR 624 USING 6 HUNDREDS, 2 TENS, AND 4 ONES. WHAT IF ALI HAD NOT HAD ANY TENS? HOW COULD SHE HAVE MODELED 624 WITHOUT USING TENS?
*Monday, September 22, 2008 by sherman*

**3rd grade math**

write an expression. then write a number sentence and solve. Garnet bought 16 red buttons,8 blue buttons, and 25 green buttons. How many blue and red buttons did she buy? I know the number sentence is 16 +8=24. What ia an expression?
*Tuesday, September 16, 2008 by danny*

**algebra**

7s over 5t to the negative 3rd power 2 to the negative 3rd power times X to the 2nd power times Z to the negative 7th power 7s to the zero power times T to the negative 5th power over 2 to the negative 1st power times M to the 2nd power If you would please simplify these ...
*Monday, April 21, 2008 by blockhead*

**English Expression**

What grade/year are you in? I'm in the first grade in middle school. I'm a first grader in middle school. I'm in the 7th grade. I'm a 7th grader. ----------------------- Are the answers all acceptable? Which one is commonly used? Can we use both 'grade'...
*Friday, April 18, 2008 by John*

**Math**

1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the ...
*Thursday, April 17, 2008 by Anonymous*

**math**

1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the 4th term and the ...
*Thursday, April 17, 2008 by Anonymous*

**math**

is 4x to the 3rd power a monomial?
*Thursday, March 6, 2008 by ray*

**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*

**Data managment math**

7: The basket ball team has total 14 players : 3-1st year player,5-2nd year player and 6-3rd year player (a) in how many ways can the coach choose a starting line up(5 players) with at least one 1 st player. (b) in how many ways can he set up a starting lineup with two 2nd ...
*Monday, January 28, 2008 by Samir*

**english**

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*

**Math**

Multiply (-3)3rd power -(-8)(-2)=
*Wednesday, December 19, 2007 by Patricia*

**math**

? evaluate the expression: 3 to the 3rd power-(15-8)+ 4 x 5
*Tuesday, October 9, 2007 by Stephanie*

**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*

**math**

yes i need some tips on learning my times tables, mutiplcation please help,i'm in the 3rd grade thanks SAVANNAH Savannah. It is not very safe practice to post your full real name on the internet. Discuss this with your mom. Thanks. I recommmend you make and use flash cards...
*Friday, April 27, 2007 by savannah pitchford*

**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*

**Science**

The stellar magnitude scale is defined such that if two stars differ in brightness by a factor of 100, they differ in magnitude by what magnitudes? I TRIED TO FIGUR OUT WHAT YOU WERE SAYING BUT I CANT FIGUIR IT OUT SORRY Savannah 3rd grade Mrs.Love A factor of 10 is one order ...
*Monday, October 9, 2006 by Liz*

**RE**

I am going to take the Regents Algebra 1(Common Core)and I'd like to know whether a certain procedure of mine could lower my grade. When solving linear equations I do this: x+2=20 I just pass the 2 negative to the other side without subtracting it from the left . Can this ...
*Friday, July 22, 2016 by Liah*

**math **

Are trigonometric functions taught in 11th grade, if so ,is it wrong that i wasn't tought that topic in 11th grade????plz help!!!!
*Tuesday, July 12, 2016 by Lauren*

**Pre Calculus**

Determine the quadrant in which a 130° angle lies. a. 4th quadrant b. 1st quadrant c. 3rd quadrant d. 2nd quadrant
*Saturday, July 9, 2016 by Amelia*

**Maths**

This is KINDA a homework question, but would it be a good idea to review the topics learnt in seventh grade for maths before going into eighth grade? Thanks :)
*Sunday, June 19, 2016 by Stoof*

**8th grade algebra 1 b**

Does anyone have the answers to the Unit 4 Lesson 10 test? The connection academy eighth grade one. It is the Quadratic Functions and Equations Unit Test that has 24 questions. Thanks.
*Friday, June 10, 2016 by HELP I'M DESPERATE *

**Economics**

A student taking economics, statistics, and finance has decided to spend 9 hours per week studying. The objective is to maximize the average grade, which means maximizing the total grade in the three courses. 1. How should the student allocate her time
*Wednesday, June 8, 2016 by tonya*

**Math ---HELP!!!!!**

30% of the fifth grade students in a large school district read below grade level. The distribution of sample proportions of samples of 100 students from this population is normal with a mean of 0.30 and a standard deviation of 0.045. Suppose that you select a sample of 100 ...
*Tuesday, May 31, 2016 by angela*

**Math ---HELP!!!!!**

30% of the fifth grade students in a large school district read below grade level. The distribution of sample proportions of samples of 100 students from this population is normal with a mean of 0.30 and a standard deviation of 0.045. Suppose that you select a sample of 100 ...
*Tuesday, May 31, 2016 by angela*

**earth science**

When I bumped the table, the coffee in my cup spilled out. Newton's _____ law explains this reaction. 1st 2nd 3rd
*Tuesday, May 24, 2016 by r*

**java programming**

Test Average and Grade Write a program that asks the user to enter five test scores. The program should display a letter grade for each score and the average test score. Write the following methods in the program: • calcAverage—This method should accept five test ...
*Sunday, May 15, 2016 by ignatius*

**stats**

Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation of 9. The teacher wants to give A’s to the top 10% of students, B’s to the next 25%, and C’s to the next 42%. a.) what is the bottom cutoff for a C grade? b.) what...
*Monday, April 25, 2016 by vanessa*

**Math**

I have a 92 average right now. I got a 93 on a major grade test, but my teacher has not posted the grade in Skyward yet. Will my average get lower or higher?
*Saturday, April 23, 2016 by Rhea*

**dramatic art .tourism. history and math lit **

I'm doing grade 11 next year grade 12 I don't know which job can do with this subject pls help me to found more information about it plss
*Sunday, April 17, 2016 by annita*

**maths**

The 12th term of exceeds the 3rd term by 36 of an a.p If it's 16th term is 64 find first term and common difference
*Sunday, April 10, 2016 by hetal*

**Algebra 2**

How many mins/max are there in the equation x^3-4x^2-7x+10? I said that there are 2 because if it is to the 3rd exponent, it increases then decreases then increases again when graphed. Is my statement correct? Thank You
*Tuesday, March 22, 2016 by Bryan*

**Science**

What should I take next year? I am in the 5th grade. I want to know what classes i should take for 6th grade.
*Wednesday, March 16, 2016 by Lokelani Kekumu*

**Math**

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 ...
*Monday, March 14, 2016 by Hi*

**math**

Simple interest for rs 850 on 2.5 rate of interest from 10fh march to 3rd august
*Monday, February 29, 2016 by sakshi*

**Maths**

The 3rd term of an ap is 9 while the 11th term is -7,find the first five term of ap
*Sunday, February 28, 2016 by Daniella*

**Maths**

In a right angled triangle, two of the angles are in the ratio 6:13. Find the 3rd angle
*Thursday, February 25, 2016 by Shredder*

**math**

If I have an 89 and get a 70 on something that is worth 50% of my grade what would my grade become
*Monday, February 15, 2016 by Anonymous*