Wednesday

June 1, 2016
**8th grade Math**

Adding Expressions with Square Roots 28x square root + 63x square root
*Wednesday, September 16, 2009 by Tim*

**social studies**

how can social studies affect me iam a 8th grade student
*Monday, August 31, 2009 by neslen*

**8th grade Math**

A fish tank 24 inches long, 16 inches wide, and 12 inches high is 3/4 full of water. By how many inches will the water level rise if you should add 576 cubic inches of water?
*Monday, August 24, 2009 by Nicki*

**8th grade**

I wanted to welcome you ASAP to our little family here in the States. It's high time we shook hands in person and not just across the sea. I'm pleased as punch about getting to know you all, and I for one will do my level best to sell you on America.
*Sunday, July 19, 2009 by Bernice Smith*

**8th grade**

Write a polynomial expression in simplest form that represents the difference between the area of the larger rectangle and the area of the smaller rectangle. Then find the difference when x=4.
*Wednesday, June 3, 2009 by Julia*

**8th grade**

What is the degree of -5a2b + 4a2 -2b +5 also I need help in finding the product of x + 5 and 3x -2. also what is the product of -4x2 and x3 + 2x2 -5x + 3....I need the solutions..Thank You for Your help
*Tuesday, May 26, 2009 by Jay10*

**math 8th grade**

im stuck on a question and i dont kno wat the answer shud b... Is the square root of 8 + the square root of 10 the same as the square root of 8+10? Use a grid and lengths of line segments to give a geometric argument. thx for ur help ;]
*Monday, May 18, 2009 by Meherin*

**Algebra 1: 8th Grade**

Simplify each expression. Write your answers using positive exponents. Check Answers Please: 1) 2^3*2^4 = 2^7 2)10^6/10^9 = 1/10^3 3)3^5*3^1 = 3^6 4)5^7*5^-4 = 5^3 5)9^3/9^-10 = 9^13 6) 4^11/4^8*4^-2 = 4^5 7) a^2*a^3 = a^5 8)b^-9/b^4 = 1/b^13 9)c^-5*c^-2 = 1/c^7 11)(5d^4)(8d^6...
*Tuesday, April 28, 2009 by Joy*

**8th Grade Algebra**

1) A firefighter aims a hose at a window 25 ft. above the ground. The equation h = -0.01d^2 + 1.06d + 5 models the path of the water, when h equals height in feet. Estimate, to the nearest foot, the horizontal distance d in feet btween the firefighter and the building. This ...
*Monday, March 30, 2009 by Nancy*

**Systems of Inequalities-8th Grade Algebra**

Graph the equation. The graph will divide the coordinate plane into four reqions. Write a system of inequalities that describe each region. Labe the region with these inequalities. 1) y = x - 3 y = 9 - x I already graphed it, I only need help on writing the systems of ...
*Thursday, March 12, 2009 by Marta*

**8th grade history**

I'm writing a research report on the very first stagecoaches. The information that I cannot find is: Who invented it who has improved it over the years how and where was it originally used If not used today, why is it not used, and what replaced it? Thank you SOOOOOO much ...
*Sunday, March 8, 2009 by Coco*

**8th Grade History**

I am doing a poster on John Quincy Adams and the background needs to consist of something that describes something important in the president's lifetime. I would like to know any interesting or funny facts on John Quincy Adams. Thank you sooooo much for any help that i can...
*Tuesday, February 17, 2009 by Nicole C.*

**8th Grade Algebra: Answer Check #2**

Add or Subtract (Radicals) { this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5 - 3{5 Answer: 4{5 4. 8{2 - 5{2 Answer: 3{2 5. 6{x + 7{x Answer: 13{x 6. 9{y + 3{y Answer: 12{y Multiply 7. -3x^2(4x^2-3x-5) Answer: 12x^2 8.(3b+5)(b-3) Answer: 3b^2-4b-15 9...
*Tuesday, January 20, 2009 by Joy*

**8th Grade Algebra: Radicals**

Find each product. { this means the square root sign. 1. (3+2{20)(5+3{45) 2. The length and width of the rectangle are x-5 and 2x-6 a. Write a trinomial that represents that area of the rectangle. b. What is the smallest integer value of x that will give positive values for ...
*Monday, January 19, 2009 by Joy*

**8th Grade Algebra**

Find each product. { this means the square root sign. 1. (3+2{20)(5+3{45) 2. The length and width of the rectangle are x-5 and 2x-6 a. Write a trinomial that represents that area of the rectangle. b. What is the smallest integer value of x that will give positive values for ...
*Monday, January 19, 2009 by Joy*

**8th Grade Algebra-Answer Check**

Write each decimal as a fraction in lowest terms. 1. 0.111... Answer: 1/9 2. 0.02 Answer: 1/50 3. 0.7272... Answer: 8/11 4. 0.012012... Answer: 4/333 ?? 5. 0.66666.... Answer: 2/3 6. 0.396 (reapeating sign over all numbers) Answer: 44/111 ??? If I got any of these wrong, can ...
*Monday, January 19, 2009 by Joy*

**8th Grade Math**

Can someone please help me with the following problems? I do not have the formula for finding the slope of a line. These are not homework they are for a portfolio. Find the slope of each of the following lines. 1. y=-5-17 2. 10 + y = x 3. y = -2x - 5 4. 4x + y = 0 5. 3x - 4y...
*Thursday, January 15, 2009 by Rusty*

**Science (atoms) 8th grade**

Chlorine has an average atomic mass of 35.45 amu. The 2 naturally occurring isotopes of chlorine are chlorine-35 and chlorine-37. Why does this indicate that most chlorine atoms contain 18 neutrons?
*Thursday, January 15, 2009 by Twilight lover*

**8th grade**

i have a homework assignment i do not know how to do. i was out sick so i have not learned this. hear is the question......y varies directly as x. find the constant of variation and write an equation for the direct variation. question 1: y=15 when x=5
*Wednesday, January 14, 2009 by gavyn*

**8th grade**

Find the equation of the line With a slope of (-1/3) that goes through the point (2, -4) With a slope of 3 that goes through the point (-5, -1)
*Wednesday, January 14, 2009 by kate*

**8th Grade Algebra-Radicals:Answer Check**

Write each expression in simplest form. ( means square root 4. 3(11 + 4(11 Answer: 8(11 7. 7(2 - 2(8 Answer: 1(2 ?? 8. (48 + (75 Answer: 9(3 9.(3(10) Answer: 19 + 6ã10 10. (27/64 (Fractions) Answer: 3(3/8 ?? 11. 10(20 - 3(80 ...
*Wednesday, January 14, 2009 by Joy*

**8th Grade Algebra-Radicals:Answer Check**

Change each decimal to a fraction in lowest terms. 1) 0.4242.... Answer: 14/33 2)0.58 Answer: 29/50 3)0.14 (Repeating sign over both numbers) Answer: 14/99 Write each expression in simplest form. ( means that it is inside a square root. 1. (54 Answer: 3(6 2. (98 Answer:(14*(7 ...
*Tuesday, January 13, 2009 by Joy*

**8th grade math**

the ? says "the apatosaurus dinosaur averaged 70 ft. in length. This is 2800% of the avearage length of a Compsognathus dinosaur. what was the average length of the Compsognathus?(if necessary round to the nearest hundreth") i think its proportion. {part over whole...
*Tuesday, January 13, 2009 by brianna*

**8th grade**

hi everyday my teacher gives us a paragraph to fix: grammer ,spelling,commas,ex.and i always fail.I don't understand how fix a paragraph or my rough drafts can you help me !!!!
*Thursday, January 8, 2009 by jodi*

**8th grade math**

The radius of circle M is 3 times the radius of circle P. If the area of circle P is abotu 27 sq. cm. the area of circle M is about what? (Use 3 as pie) i dont get it. is the scale ratio 3:1?
*Monday, January 5, 2009 by brianna*

**8th grade**

Surface ocean currents located at 40 degrees south latitude and 90 degrees west latitude generally flow toward the (1) northeast (2) southeast (3) southwest (4) west
*Saturday, December 27, 2008 by Angie*

**8th grade**

what does "new moon" have to do with the book new moon
*Thursday, December 11, 2008 by k*

**8th grade math problem**

buck said "gee whiz, there must be between 10 and 20 animals in the yard!" "yes" said chuck. "there is one more cat than there are dogs, and there is one more squirrelthan there are cats." What are the greatest possible number of dogs in the yard...
*Thursday, December 11, 2008 by Lauren<33*

**Math 8th grade**

A bank loans a customer $35,000 for a period of 8 yrs. The simple interest rate of the loan is 10.7%.What is the total amount that the customer will need to pay the bank over the 8 yrs.
*Monday, December 8, 2008 by Alyssa*

**8th Grade Algebra**

Draw two squares of appropriate size to compare the areas of Alaska (591,004 miles squared) and Texas (266,807 miles squared). * I don't get how to set up and do this problem.
*Tuesday, December 2, 2008 by Joy*

**8th grade**

A game between two of the competing teams from bordering states might well be called the "Kudzu Klash". The game between which teams would deserve this title?
*Wednesday, November 19, 2008 by miriam*

**8th Grade Algebra1**

I don't understand this question, so if anyone can answer it, that would be great! We are doing motion problems, so as you probably know, the formula is d=rt. (distance equals rate times time.) We have to make a chart to answer the following question... A roller coaster ...
*Friday, November 7, 2008 by Nicole C.*

**math 8th grade**

the volume of a box needs to be 500 cubic cm. if the bas has dim of 12.5 cm and 5 cm how high must the box be? I got 8 cm. Is this right? My work is 12.5/500=40 5/40=8 8 cm
*Tuesday, October 14, 2008 by tito*

**Algebra 1: 8th Grade**

Explain why the graph of an equation in the form y=kx always goes through the origin. Give an example of a graph that shows direct variation and one that does not show direct variation. I don't really get the question.
*Tuesday, October 7, 2008 by Joy*

**8th grade**

Dear Sir, I have question related to Acids and Alkalis is that;- You are given a colourless solution.Describe three tests you would carry out to determine the solution is an acid or an alkali without tasting or using indicators. Please reply me quikly
*Friday, September 26, 2008 by Fatima*

**8th grade math**

the sum of three intergers is 193.The smaller two are consecutive intergers and the larger two are consecutive even intergers.What are the three intergers?
*Monday, September 22, 2008 by chritian*

**8th grade math.**

He ripped a piece of paper into three parts, and tore each of those parts into three more parts. if he repeated this action 12 times, how many pieces of paper would he have?
*Monday, September 8, 2008 by sam*

**8th Grade Algebra...HELP!**

Where do I add parentheses to make this expression equal a 1 when it is simplified? Expression: 6 + 9 / 3 - 2 When this expression is simplified w/o any parentheses, it equals 7. I just need to know where to put the parentheses so that it will equal 1. And we have to use the ...
*Thursday, September 4, 2008 by Joy*

**8th grade**

I need to find the percent of the total area of New York City that each borough covers. Bronx 41miles Manhattan 23 miles Queens 110 miles Brooklyn 73 miles Staten Island 56 miles Not sure how to figure it?
*Wednesday, August 27, 2008 by Andrea*

**8th grade**

if 20 of 100 squares on a grid are shades blue, what percent of the squares are blue
*Monday, August 25, 2008 by courtney*

**Health 8th grade**

Please check my answer thansks :) Invasive sampling of the blood from the _______ would reval that the blood is mostly dexygenated My answer is pulmonary arteries
*Tuesday, March 25, 2008 by Anonymous*

**Science 8th grade**

Please check my answer thanks What's the potential benefit of administering CPR to a person whose heart has stopped beating? A. Prevent blood clots B Prevent permanent brain damage C Prevent pericardial effusion D Prevent heart failure I picked D
*Tuesday, March 25, 2008 by Anonymous*

**Science 8th grade**

Please check my answer thanks What makes up most of the volume of blod plasma ? A Reb blood cells B Water C Plasma proteins D White blood cells I think it's Red blood cells
*Tuesday, March 25, 2008 by Anonymous*

**Science 8th grade**

Please check my answer thanks A woman who recently came home from a tropical vaction now has abdominal pain and diarrhea// Her blod test show an elevated eosinophil level. Which of the following organisms is most likely the cause of her illness? A Bacteria B Worm C Virus D ...
*Tuesday, March 25, 2008 by Anonymous*

**Science 8th grade**

Please check my answer thanks Which of the folowing process is achieved through osmosis ? A. A cube of sugar didilving in coffee B. Particles of oxygen filling the lungs C. Water moving across thr cell membranne D. Transport of proteins from the endoplasmic reticulum to the ...
*Saturday, March 22, 2008 by Alley*

**letter**

Dear Mr. Donahue, How are you? My name is Nana Turay and I am an 8th grade student. I am writing you this latter because I was wondering if we could have a school dance by the end of the school year. I know we good student are making life tough for you never less we still love...
*Sunday, March 16, 2008 by Dj*

**Science**

What is a good science project to do? I am in 8th grade and am studying earth science. I need to present the project in front of class. Im really nervouse.
*Sunday, January 27, 2008 by Katy*

**spanish**

Spanish 1B - I am an honor student but with spanish for me I can memorize for the tests but I am not really undestanding it. I am great in science and math - and i got an A barely in spanish but it gets harder. The hardest part for me is that every other class comes easy. I ...
*Tuesday, October 23, 2007 by sam*

**Language Arts**

I am in a verse chior group for oral language and I need an oral language peice that is up to 8th grade reading level. Any ideas?
*Monday, October 15, 2007 by NIKKI*

**8th grade spanish**

I have to do a cross-word puzzle, but I'm not sure about the answer to one of them. It is a 9 letter word (in Spanish), and fits into this sentence: Donde _____ (tu)esos sueteres nuevos? Plese help!
*Monday, October 15, 2007 by pinkpolkadots7*

**science**

is salad dressing - homogenous or heterogenous if it is homogenous is it solution or colloids 8th grade science " just says salad dressing"
*Friday, October 5, 2007 by liz*

**English**

I have to chose 20 books + to read this year. If any, what books would you recommend??? I am in 8th grade, but can read adult novels, such as To Kill a Mockingbird (read it) and Moby Dick
*Tuesday, September 11, 2007 by Anonymous*

**math**

suppose you bought some 32 cents stamps and some 20 cents stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? i got the equation--.32x + .20y = $3.92 but don't know how to solve for x and y what class/level is this for 8th grade math
*Thursday, February 1, 2007 by norman*

**8th grade algebra**

ten over eight = what over ten????? please help me!!!!!!!!!! 10 / 8 = x / 10 This means that 8 * x = 10 * 10 Solve for x.
*Thursday, February 1, 2007 by jess*

**Math - 8th grade**

We are just starting this section, and I'm confused...Please help me understand how to solve this inequality: (one fifth r is less than two) 1/5r < 2 Also, simplify: (the #s are exponents) z3 . z3 x12/x3 By 1/5r you mean r/5 or 1/(5r)? z^3 . z^3 = z^6 x^12/x^3 = x^9 If ...
*Wednesday, January 3, 2007 by Shawn*

**U.S. History**

I'm doing a crossword on the war of 1812. My question is about impressment of American sailors. The question clue is: When the British would impress an American sailor they would ____ him. The word has 6 letters and the thrid letter is a D and the fifth letter is an A. ...
*Thursday, November 16, 2006 by Avalon*

**science (8th grade)**

Which of the following is not a characteristic of a crystal? a. The arrangement of the atoms in a crystal determines its shapes. b. A crystalline structure is always geometric. c. Crystals are classified according to their mineral content. Please do not double post.
*Wednesday, September 13, 2006 by tonya*

**8th Grade Electives Advice**

Hi, I'm really struggling with my decision about two electives that I really like. One is Journalism and the other is Creative Photography. If anyone knows or has experience can you please tell me the pros and cons about these two electives please? Also, I only have a few ...
*Monday, May 16, 2016 by Anonymous*

**School**

I was just wondering... So like, my teacher drops the lowest grade every new term and when my teacher dropped my lowest grade which says "no count" next to it, my grade went down. Is this possible?
*Friday, April 15, 2016 by Anonymous*

**8th grade lang arts**

We're studying different types of sentences. I think that the example in our notes is wrong. Example#1: After the rain, I went to the park. Ans: Labeled as simple. But, I think it should be complex. There's a similar sentence that was done in class and it was labeled ...
*Wednesday, March 30, 2016 by Alexis*

**ELA**

This presentation should consist of 5 Gerund sentences (subject, subject complement, direct object, indirect object, and object of the preposition) 2 participles - (1 with an auxiliary verb and 1 as an adjective) 4 infinitives (subject, direct object, adjective, adverb) - with...
*Friday, March 18, 2016 by Fred*

**math**

(x - 2)10; 8th term
*Sunday, March 13, 2016 by mico*

**Math**

The 8th term of 40,10, 5/2, 5/8
*Friday, March 4, 2016 by Rosie*

**8th Grade Art**

My question only shows a picture, so I don't know much; How did Francisco Goya use caricature to depict the figures in 'Contemptuous of the Insults'? A) The facial features of the Frenchmen are exaggerated to show their confusion B) The Frenchmens' hats are ...
*Tuesday, February 9, 2016 by CyberDarkness*

**Social studies 8th grade**

What was described as the "hardest work" slaves did? A) work in the rice fields B) we're going to tobacco fields ** C) working the lumber business D) Work loading and unloading ships in port 2. Which of the following best describes the social class of the small ...
*Thursday, February 4, 2016 by Help, and check answers please*

**Math**

At Jefferson School, both 6th grade & 7th grade classes take a math test. The average score for the 6th grade is 80 and for the 7th grade is 90. If there are twice as many students, in the 7th grade as there is in the 6th grade, what is the average test score for both grades ...
*Thursday, January 14, 2016 by Sidney*

**8th grade algebra**

Can you clarify when to half the diameter when finding volume of cylinder? I had the following problem: 1. Picture of cylinder with base of 48cm (no dotted lines) and height of 7cm. I thought i would solve by using V = 3.14(24)^2 (7) = 12,660.5 cubic meters. According to the ...
*Saturday, December 12, 2015 by Alexis*

**literature for kids**

Picture books are usually written on a __________ reading level. A. kindergarten B. first-grade C. third-grade D. fifth-grade A?
*Friday, November 27, 2015 by bev*

**8th grade algebra **

Hello! I was working on a maths thing and I'm a bit lost on this one problem, would anyone mind explaining how to do this? ~A recipe called for 2 cups of flour to make two dozen (24) cookies. Write and solve a proportion to find how much flour is needed to make 54 cookies...
*Tuesday, November 3, 2015 by Walrus King*

**8th Grade math PLEASE CHECK MY ANSWERES**

1.Write the number in standard form: 7.1x10^4 A)710 B)7,100 C)71,000 D)710,000*** 2.Write the number in standard form: 5.01x10^-3 A)5,010 B)0.501 C)0.0501 D)0.00501*** 3.Multiply (2.0x10^4)(3.0x10^3)=? A)6.0x10^7*** B)6.0x10^12 C)6.0x10^5 D)6.0x10^43 Add. (7.0x10^6)+(2.0x10^6...
*Friday, October 2, 2015 by Connections Academy Student*

**Math**

A student needed to get a final grade of 90 to get a grade of A for the semester. He scored 83, 85, 92, 86, and 87. If the last two scores would be counted as one score. What is the least grade the student would need to get to get a final grade of A? Is the answer 45?
*Thursday, August 13, 2015 by Kareen*

**Math**

A student needed to get a final grade of 90 to get a grade of A for the semester. If the last two scores would be counted as one score. What is the least grade the student would need to get to get a final grade of A? Is the answer 45? /
*Thursday, August 13, 2015 by Kareen*

**8th grade math **

A rubber ball loses 30% of its height each A rubber ball loses 30% of its height with each bounce How high is the first bounce if the ball is dropped from a height of 500 cm?
*Sunday, May 31, 2015 by Carlos *

**Science- 8th grade- please help!!**

1) What evidence is there that the human species has been successful so far? Explain. 2) What environmental pressures in the past do you think were most important in shaping the human species as it exists today? 3) What environmental pressures exist now that you think may be ...
*Thursday, May 21, 2015 by Savannah H*

**mathematics concepts**

Fraction symbols can usually be safely introduced A. at the beginning of third grade. B. near the end of first grade. C. near the end of third grade. D. at the beginning of second grade. my answer is c.
*Saturday, February 21, 2015 by Brittney*

**Math ( Percents as Ratios)**

Sue receives a test score of 75% on a test with 20 questions. How many did she get correct? 👉 I need help making these kinds of questions into proportions because I have a Benchmark Test (like a mid year test) coming up & I need to be able to set up these kind of ...
*Thursday, December 4, 2014 by Dynasty*

**math**

Allie noticed that to get her test grade, she could take Valerie's grade, multiply it by 2 and subtract 15. If Valerie's test grade was x, how would you write Allie's test grade?
*Thursday, December 4, 2014 by zycuria*

**Plz help with 8th grade math**

Jack’s brother Joey is learning about shadows in school. Joey measures Jack’s shadow and finds that it is 4 feet long. Joey looks over at a 56-foothigh building next to the 2 of them and wonders how long the shadow of the building is. Assuming Jack is 5 feet tall, ...
*Friday, November 28, 2014 by DerpyPegasus33*

**MATHEMATICS**

IN A GP THE 5TH AND THE 8TH IS 24 AND 72 FIND THE 6TH
*Wednesday, November 26, 2014 by Anonymous*

**MATHEMATICS**

IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TH
*Wednesday, November 26, 2014 by Anonymous*

**MATHEMATICS**

IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TERM
*Wednesday, November 26, 2014 by Anonymous*

**MATHAMATICS**

IN A GP THE 5TH AND 8TH IS 24 AND 72 FIND THE 6TERM
*Wednesday, November 26, 2014 by Anonymous*

**8th grade**

A camera manufacturer spends $2050 each day for overhead expenses plus $7 per camera for labor and materials. The camera sells for $17 each. a. How many cameras must the company sell in one day to equal its daily costs? b. If the manufacturer can increase production by 50 ...
*Wednesday, October 15, 2014 by susan*

**8th Grade Math**

Please help! Which statement is false? A. The number zero is a rational number. B. Some irrational numbers are also rational numbers. C. Every irrational number is a real number. D. Every integer is a rational number. I thinks its D. Please help!
*Monday, October 13, 2014 by haylee *

**8th grade homework **

I could really use some help with this problem because I'm pretty confused on what to do. The formula for the volume of a cone is V=1/3(pi)r^2h where v represents volume, r represents the radius of the base, and h represents the height. What is the height of a cone with a ...
*Sunday, September 14, 2014 by Anna*

**8th grade math**

at a restaurant 42 people had breakfast on saturday morning. 1/7 of the people ate eggs only. 2/3 of people ate both eggs and pancakes. the remaining people ate pancakes only. what is the fraction representing the number of people who ate pancakes only.
*Tuesday, September 9, 2014 by taylor*

**8th grade math**

members of a nature club participate in an official butterfly count every summer. in summer of 1996 members counted 225 monarch butterflies . in summer of 1997 members counted 234 monarch butterflies. from 1996 to 1997 what was the approximate percent of increase in the number...
*Tuesday, September 9, 2014 by taylor*

**8th grade math**

on a recent space shuttle mission the astronauts traveled 105,000 miles during the first 3 days of their mission. this distance was 5/8 of the total distance they would travel. what was the total distance the astronauts would travel?
*Tuesday, September 9, 2014 by taylor*

**Physical Science 8th grade**

A balloon filled with air does not rise as a balloon filled with helium. What does this tell you about the density of helium? A. Helium is more dense than air B. Helium is less dense than air C. The two gases have the same density D. When heated, helium becomes more dense
*Monday, September 8, 2014 by Brittany*

**Math 8th gr.**

27 - (-9) (-2) ÷ 3 * (-4) - 0 - 33 - (-39)
*Wednesday, May 21, 2014 by Alexis De La Rosa*

**Math 8th gr.**

27 - (-9) (-2) ÷ 3 * (-4) - 0 - 33 - (-39)
*Tuesday, May 20, 2014 by Alexis De La Rosa*

**8th grade geometry**

The quarterback throws a pass from 10 yards from a goal line and 25 yards from a sideline. A receiver catches the pass at 40 yards from the same goal line and 5 yards from the same sideline. How long was the pass?
*Friday, April 25, 2014 by Isaiah*

**Math, Geometry**

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...
*Friday, April 4, 2014 by Luis *

**Math **

The percent grade of a highway is the amount that the highway raises or falls in a given horizontal distance. For example, a highway with a four percent grade rises 0.04 mile for every 1 mile of horizontal distance. a. How many feet does a highway with a six percent grade rise...
*Friday, April 4, 2014 by Jose *

**math(QUESTION)**

Suzan has a 69 as her grade in a class. If she does a quiz worth 9% of her grade what will her grade be?
*Friday, March 7, 2014 by dalia*

**8th Grade Science**

There is a connection between photosynthesis and cellular respiration. The products from one provide the raw materials for the other. What products of photosynthesis are starting materials for cellular respiration? A. glucose and oxygen B. heat energy and ATP C. carbon dioxide...
*Thursday, March 6, 2014 by Lauren*

**math**

It says sam test scores for the making period were 60,89,83,99,95,60 Suppose that sams teacher decided to base the marking period grade on the mean. What grade would sam earn? Do you think this is a fair grade explain your reasoning?
*Monday, January 27, 2014 by ingrid*

**8th Grade Connections Academy**

1. What is the product of (5.1 x 10^3) x (3.2 x 10^3)? (Please express your answer in scientific notation.) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2. What is the product of (7.28 x 10^-2) x (9.1 x 10^-2)? (Please express your answer in scientific notation.) 6....
*Wednesday, January 8, 2014 by mtv*

**8th grade science**

Q: how might the length of mercury day affect the temperature ranges found on the planet? A: A)Over time the closeness of the planet to the sun has caused it to shrink. B)The entire planet would get burned by the intense amount of sunlight. C)Parts of the planets facing the ...
*Sunday, December 29, 2013 by jack*

**5th grade math**

In the fourth grade class at Baker Elementary, 9 students are left-handed. The fifth grade has 7 left-handed students and the sixth grade has 6. The number of students in the fourth grade is 3 times the number of left-handed students in the class. The sixth grade has 3 more ...
*Sunday, December 1, 2013 by Stephon*