Sunday

August 31, 2014

August 31, 2014

Post a New Question | Current Questions

**Algebra 1- 8th Grade**

According to the 1990 Census, the population of the United States was 2.49 x 10^8. The cost of taking the census in 1990 was 2.6 x 10^9 dollars. How much did the census cost per person in the United States?
*Wednesday, April 29, 2009 at 9:52pm*

**Language Arts**

We have state testing this week [CRCT] and I'm reviewing for the Language Arts part. 8th grade students are required to know a ton of stuff by this time, but one thing I don't understand is simple, compound, and compund-complex sentences. They confuse me and I need to ...
*Tuesday, April 21, 2009 at 10:03am*

**8th Grade Algebra**

To make the Chinese dish "dragon's beard noodles," fold a 5 ft. strand of dough in half. Stretch the dough back to its original length so that two thinner strands are formed. Repeat this folding and stretching process over and over to produce increasing numbers ...
*Saturday, April 18, 2009 at 2:59pm*

**8th Grade Algebra**

You know how to solve quadratic equations using algebra, graphs and the quadratic formula. Sometimes one method of solving is more convenient than another method. Describe how you would solve each equation. Give reasons for you answers. A) 16x^2 = 1600 B) x^2 - 350 = 0 C) x^2...
*Monday, March 30, 2009 at 9:34pm*

**8th Grade Algebra**

10) a. A recipe for pizza dough says to use a 10 in. by 14 in. rectangular pan. Jake only has a circular pan with a 12 in. diameter. If Jake makes the pizza in his circular pan, will the crust be thicker or thinner? Explain. b. Suppose Jake wants to make a round pizza that is ...
*Wednesday, March 25, 2009 at 8:16pm*

**8th grade history project**

I am doing a history project on marketing inventions from the 1800s. I have to create a poster that includes a catchy slogan for a factory system. (remember that it is from the 1800s.) If you could help give me some ideas that would be great!!! thank you so much! If possible, ...
*Tuesday, March 17, 2009 at 9:00pm*

**Science (atoms) 8th grade**

Speeds up or slows down? By stirring a gas in a liquid, its solubility ____________ the dissolving process. High or low? A gas's solubility is is faster in a liqud when under __________. How do the methods of speeding the rate of solution for dissolving a solid in a liquid...
*Tuesday, March 10, 2009 at 4:30pm*

**8th Grade Algebra**

These are extra credit questions, and I just want to know how to solve them. 1) The sum of two-digits of a two digit number is 14. If the number represented by reversing the digits is subtracted from the original number, the result is 18. What us the orinal number? 2) If 27 is...
*Wednesday, March 4, 2009 at 12:20am*

**8th Grade Algebra**

1) An exam will have 20 questions worth a total of 100 points. There will be True-False questions worth 3 points each and short essay questions worth 11 points each. Several students ask how many essay questions there will be, but the teacher won't tell. How many essay ...
*Wednesday, February 25, 2009 at 10:49pm*

**8th Grade Algebra- Answer Check**

Solve each system of equations, give the solution and state whether there are no solutions or many solutions. 1 )3x + 8y = 1 7x + 4y = 17 Answer: (3,1) 2) -3x + 5y = -7 9x + 2y = 38 Answer: (4,1) 3) 7r + 3s = 13 14r - 15s = -16 Answer: (1,2) 4) 2x - 7y = 42 4x - 14y = 64 ...
*Wednesday, February 25, 2009 at 8:47pm*

**8th math(Algebra)**

what is 8a+b=1 8a-3b=3
*Wednesday, February 18, 2009 at 6:36pm*

**8th Grade Space and Earth Science**

I have two questions about my study guide for my science test tomorrow. Thank you for any answers that I can get! How does the atmosphere give evidence for divine design? How can a satellite telephone user communicate if radio waves reflect off the ionosphere? Perspiration ...
*Tuesday, February 3, 2009 at 9:44pm*

**8th grade algebra**

You see a firefighter aim a fire hose from 4 feet above the ground at a window that is 26 feet above the ground. The equation h=-0.01d^2+1.06d+4 models the path of the water when h equals height in feet. Estimate, to the nearest whole number, the possible horizontal distances...
*Sunday, February 1, 2009 at 12:24pm*

**8th grade**

People can be left-handed, right-handed or ambidextrous. The number of boys in Canadian secondary schools who are left handed is about 1/7 the number of boys who are right-handed. About 11% of boys are left-handed. Write and solve an equation to determine what percent of boys ...
*Monday, January 26, 2009 at 7:52pm*

**8th grade Math**

Megan has at most $1500 to invest. She plans to invest some of the money in a long-term CD at 6% and some of it in a short-term CD at 3%. She wants to earn at least $75 in interest per year. Write a system of inequlites to represent the situation, and use it to find all of the...
*Sunday, January 25, 2009 at 4:17pm*

**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 at 10:42pm*

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

4. 3ã11 + 4ã11 Answer: 8ã11 7. 7ã2 - 2ã8 Answer: 1ã2 ?? 8. ã48 + ã75 Answer: 9ã3 9.(3ã10) Answer: 19 + 6ã10 10. ã27/64 (...
*Tuesday, January 13, 2009 at 11:23pm*

**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 at 10:45pm*

**8th grade**

2 cylinders are proportional the smaller cylinder has a radius of 4 centimeters, which is half as large as the radius of the larger cylinder. the volume of smaller cylinder =250 cubic cemtimeters. what is the volume of the larger cylinder?
*Sunday, December 14, 2008 at 11:22am*

**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 at 4:51pm*

**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 at 7:06pm*

**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 at 12:58am*

**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 at 4:54am*

**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 at 10:05pm*

**8th grade**

HOW DO I COMPLETE A BAR GRAPH? TO ANSWER 1:THE,WHICH IS TITLE,2:NUMBER LINE AXIS,3: NAME LINE AXIS LABLE,4:INTERVAL LENGTH OF THE NUMBER LINE AXIS,5:NUMBER OF BARS TO BE SHOWN,6:INTERVAL WIDTH EACH BAR,7:INTERVAL WIDTH OF EACH SPACE BETWEEN BARS USEING THIS INFORMATION-MANY ...
*Thursday, September 11, 2008 at 6:00pm*

**8th grade**

Jamie was throwing darts at targets. When his dart landed in the center of the target(the bull eye)and he earned 7 points. However, when his dart landed on the outside ring he earned 2 points. After 50 throws his friend reported his score to be 160 points. Jamie wanted to know...
*Thursday, August 28, 2008 at 11:12pm*

**8th Grade Algebra**

To find the image length, of a 4-foot-tall object in a spherical mirror with a focal length of 2 feet, L=4(2/o-2)^2 can be used, where 2 is the distance, in feet, of the object from the mirror. What is the image length of the object when it is 1.5 feet away from the mirror?
*Friday, August 22, 2008 at 7:01pm*

**8th Grade Algebra**

The distance required for a car to stop is directly proportional to the square of its velocity. If a car can stop in 112.5 meters at 15 kilometers per hour, how many meters are needed to stop at 25 kilometers per hour?
*Friday, August 22, 2008 at 6:57pm*

**Business studies**

Hi, my question involves listing assets and liabilities for week ending 14th of January for a plumbing company. The plumber has bought some tools on the 8th but is not paying for them until the 23rd. Would I need to list the tools as a fixed asset (as they benifit the company)...
*Wednesday, June 25, 2008 at 12:59pm*

**math**

A school has 6th, 7th and 8th period Social Studies classes. One student from each class will be chosen to represent the school in an essay contest. The 6th period finalists are Mike, Sara, Luis and Ed. The 7th period finalists are Ben, Eric, and Sandy. The 8th period ...
*Saturday, April 26, 2008 at 9:50am*

**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 at 12:25pm*

**Maths**

1) In the arithmetic progression, the 8th term is twice the 4th term and the 20th term is 40. Find the common difference and the sum of the terms from the 8th to the 20th term inclusive. 2) Find the least number of terms of the AP, 1+3+5...that are required to make a sum ...
*Thursday, April 17, 2008 at 12:26pm*

**Science 8th grade please check (revised answer**

Mr. Jones went to his doctor because for the past few days he has been having frequent burning uriation. The doctor preformed a urialysis. This was done by have the patient void into a collection container. The urine was cloudy and yellow in color. There was an unusual ammonia...
*Tuesday, April 1, 2008 at 5:46pm*

**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 at 4:45pm*

**8th grade math**

Your uncle is three years older than your aunt. The product of their ages is 3190. What are their ages? I know the answer is 55 and 58. But I can't come up with the correct formula or equation to get the answer. I've tried 3(A+3)=3190. It doesn't come up with the ...
*Thursday, February 7, 2008 at 9:52pm*

**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 at 5:19pm*

**math - 8th grade**

use the numbers one to nine, each one only once. now multiply a two digit number by a three digit number and get a four digit answer using each of the digits, 1-9 each only once. 12 x 345 = 6789 of course that isn't a true statement though.
*Wednesday, January 9, 2008 at 11:10pm*

**spanish**

Question: algo menos de moda que pantlaones de cuadros Answer: Unas faldas armarillo moda que los que pantalones de cuadros This one really confused me - and it is my last one. Do you accept 8th grade students for private tutoring in spanish thanks.
*Tuesday, October 23, 2007 at 7:49am*

**Sequences**

A = {a1, a1 + d1, a1 + 2d1, …}, B = {a2, a2 + d2, a2 +2d2, …}. Investigate whether A + B and A x B are arithmetic or geometric sequences. If an arithmetic sequence is identified, state its common difference. If a geometric sequence is identified, state its common ...
*Sunday, September 30, 2007 at 2:30pm*

**science**

Is concrete a heterongeneous or homogeneous mixture? Your exact answer here: http://www.usoe.k12.ut.us/curr/Science/sciber00/8th/matter/sciber/matter.htm
*Sunday, June 10, 2007 at 9:12pm*

**8th grade technology**

what are good sites to study for technology final exams? This site may help you. http://www.homewood.k12.al.us/middleschool/staff/whip/8thgradeproftests.htm However, your best preparation is go study your text and your notes and any handouts your teacher has given you.
*Sunday, June 10, 2007 at 5:50pm*

**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 at 4:41am*

**math**

wat is a corresponding angle.............. in the math 8th grade is really most of the test goin to be angles In triangles, it is the angle between two specified sides. It also refers to tha angles formed when one line cuts through two or more parallel lines, as in www....
*Thursday, March 1, 2007 at 9:27pm*

**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 at 8:17pm*

**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 at 6:44pm*

**stonehenge**

i'm researching stonehenge for my 8th grade gifted class. where can i find a website that will show me how to build a replica of it? http://www.fromoldbooks.org/OldEngland/pages/0002-Stonehenge-Restored-plan/
*Monday, December 11, 2006 at 6:27pm*

**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 at 8:25pm*

**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. http://en.wikipedia.org/wiki/Crystal
*Wednesday, September 13, 2006 at 9:04pm*

**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*

**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*

**Math**

The 8th term of a g.p is -7/32 fine it's common ration if its first term is 28
*Sunday, July 6, 2014 at 9:18am*

**Math**

I'm an on-going 8th grader, and I'm taking a class for Algebra 2. What should I expect that is different from Algebra 1? P.S. I've taken Geometry online.
*Sunday, June 8, 2014 at 11:13pm*

**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*

**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*

**math 8th**

Find the circumference of the given circle. Round to the nearest tenth. circle (1 point) 22.0 cm 38.5 cm 11.0 cm 42.8 cm
*Friday, April 18, 2014 at 6:24pm*

**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 at 5:01pm*

**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 at 1:14am*

**math 8th**

Find the measure of ∠s. angle s (1 point) 63° 153° 68° 148°
*Monday, March 31, 2014 at 9:26pm*

**8th Grade U.S History**

Document F Andrew Jackson, Proclamation to the people of South Carolina, December 10, 1832 I consider that the power of one state to annul a law of the United States is not consistent with the survival of the Union. Nullification is forbidden by the Constitution; it violates ...
*Thursday, March 27, 2014 at 6:46pm*

**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*

**History 8th**

Washington’s troops, joined by the French forces under de Grasse and Lafayette, soundly defeated the British troops of General Cornwallis at the which battle?
*Monday, March 24, 2014 at 6:05pm*

**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*

**algebra**

How would you solve polynomial equation for, a to the 8th power minus a to the 2nd power and b to the 6th power?
*Monday, March 17, 2014 at 5:26pm*

**mathematics **

MATHEMATICS PLEASE HELP ME!!! In an arithmetic series the 3rd term is twice the 8th term find the first 25 terms
*Thursday, March 6, 2014 at 10:43am*

**math**

In an arithmetic series the 3rd term is twice the 8th term. Find the sum of the first 25 terms.
*Thursday, March 6, 2014 at 9:40am*

**8th grade math**

firefighters have a 35 foot extension ladder. In order to reach 30 feet up a building, how far away from the building should the foot of the ladder be placed? Express your answer in simplest radial form a^2+b^2=c^2 30^2+x^2=35^2 900+x^2=1225 -900 -900 x^2=325 square root of x^...
*Monday, March 3, 2014 at 5:39pm*

**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*

**MATH --- PLS HELP CONNECTIONS ACADEMY**

pls help asap! i dont know!!! i need someone from connections academy, 8th grade semester 2 unit 1 lesson 5: polygons and angles!!! Identify the sequence of transformations that maps quadrilateral ABCD onto quadrilateral A''B''C''D''. (1 ...
*Friday, January 31, 2014 at 2:15pm*

**Math**

The nth term of an A.P. Is 3 times the 5th term.(a)find the relationship between a and d.(b)prove that the 8th term is 5times the 4th term.
*Wednesday, January 29, 2014 at 6:38pm*

**math---help! connections academy! check my answers**

pls help asap! check my answers: In the diagram, lines m and n are parallel. If m¡Ð2 = 150¡Æ, find the measure of the following angles. 1. ¡Ð4 = ? (1 point) 120¨¬ 50¨¬ 30¨¬ 150¨¬ 2. ¡Ð6 = (1 point) 150&...
*Tuesday, January 28, 2014 at 7:10pm*

**Geometry - 8th grade**

Well, I am trying to get geometry polygons and angles, but it's really hard to understand what to do. I'm not one to exaggerate and say I'm dying, but I'm pretty desperate for some help. If someone could explain the basics in simple terms or even post a helpful...
*Thursday, January 16, 2014 at 8:51pm*

**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*

**lang arts 8th**

Label the sentence below as active or passive. Random people were visited by pollsters. a. active b. passive
*Thursday, December 19, 2013 at 11:52am*

**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*

**Algebra 8th**

Can anyone explain to me how to simplify an expression with negative exponents using the rules for multiplying monomials? Have to know it and im not sure!!
*Tuesday, December 3, 2013 at 10:42pm*

**Math**

Find the sum of the first 8th of the series 1/2+1/3+2/9+...
*Saturday, November 2, 2013 at 11:56am*

**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*

**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*

**8th grade Science**

In the early 1900s, Alfred Wegener noticed that some of the Earth's continents looked like they might fit together like a jigsaw puzzle. He also observed that the continents that looked like they fit together had similar plants, animals, and rock formations. From this ...
*Sunday, September 29, 2013 at 6:09pm*

**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*

**7th Grade**

I just wanna know anyone who's been in 7th grade what do you learn in science mostly throughout the year??
*Monday, September 16, 2013 at 9:51pm*

**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*

**To rockrboiluvr14 - 8th grade language arts**

Posted by rockrboiluvr14 on Saturday, August 31, 2013 at 11:29pm. Internal conflict occurs when a force within the character is against him/her. If someone is possessed by a ghost, would it be considered external or internal conflict. I still say external because it is not the...
*Sunday, September 1, 2013 at 8:20am*

**8th grade algebra**

While on vacation a group can rent bikes and scooters by the week. They gett a reduced rental rate if they rent 5bikes for every two scooters rented. The reduced rate per bike is $15.50 amd the reduced rate per scooter is $160 a week. The sales tax on each rental is 12%. The ...
*Sunday, August 18, 2013 at 5:46pm*

**8th grade algebra**

While on vacation a group can rent bikes and scooters by the week. They gett a reduced rental rate if they rent 5bikes for every two scooters rented. The reduced rate per bike is $15.50 amd the reduced rate per scooter is $160 a week. The sales tax on each rental is 12%. The ...
*Sunday, August 18, 2013 at 5:41pm*

**Algebra**

The class average on a math test was 82 and there are 8 students in the class. If seven of the scores are 80, 90, 78, 100, 76, 74, and 82, what must the 8th score be to produce the average of 82?
*Thursday, June 6, 2013 at 9:43am*

**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*

**8th Math**

Find the percent of increase. Round to the nearest tenth, necissary from 47 lb to 52 lb.
*Saturday, May 11, 2013 at 12:38am*

**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*

**math**

You randomly choose 28 days for your work in March. Find the probability that you are o work on 8th and 16th and 24th March.
*Friday, May 3, 2013 at 3:51am*

**School (Plz read, really important)**

Am I eligible to get a President's Award for Educational Excellence or the President's Award for Educational Achievement and Daughters of the American Revolution??? Here are my grades from last year and this year so far and everything else I accomplish: 7th Grade - 93....
*Sunday, April 28, 2013 at 12:40pm*

**?**

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*

**English 8th class**

why polo is called king of the game?
*Monday, April 22, 2013 at 9:24am*

**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*

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