Tuesday
March 28, 2017

Dimensions of a paper cup. The volume of a paper cup, shaped like a circular cone is 30pie cubic centimeters. The radius of the top of the cup is 3 centimeters. What is the height of the cup?
Wednesday, September 15, 2010 by Chris Molle

i really need help on this,and i need an answer quick as possible! >< what is the probability of picking a white sock and then a brown sock from a sock drawer,if it contains 10 whites,5 browns,and 8 multi-colored socks?
Tuesday, August 31, 2010 by Luuka

The area of Manhattan Island is 641, 000,000 square feet. According to legend, the Indians sold it to the Dutch for \$24. Estimate the area that was purchased for one cent.
Thursday, August 26, 2010 by Shaun

a bank contains 35 nickels, dimes, and quarters. There are four more dimes than quarters and twice as many nickels as quarters. How many of each coins are in the bank?
Wednesday, August 25, 2010 by Toph

A leaky faucet fills a 100 millimeter cup in 10 minutes. 1.how much water is wasted in a day?a week?a non leap year? 2.How long does it take to waste a kiloliter of water? (hint:1 kiloliter=1000000 milliliters)
Thursday, August 19, 2010 by timmy

robert has a piece of twine 3/4 yards long. he needs a piece of twine that is 2/3 of this length. how long of a piee of twine does robert need?
Tuesday, August 17, 2010 by natalie

Right triangle ABC is similar to triangle XYZ because angle B is congruent to angle Y. If angle C equals 27°,what is the measure of angle Z?
Wednesday, June 23, 2010 by Anonymous

how to make a double line graph to show air/water temperatures.mon.air-92 water-68tues.air-94 water-69 wed.air-88 water=70,thurs. air=85 water=72 and friday air=96,water=72
Wednesday, June 9, 2010 by will

okay, heres the deal tomorrows my english exam in which i need to write a DESCRIPTIVE paragraph. i reaaaallllllly need a BROAD topic to write about, anyone got any ideas?
Tuesday, June 8, 2010 by Amanda

What type of sand/rock is Malibu Beach made of and where did that sand originate?? I've been searching this for a while, but the only results I've gotten were for Beach Hotels.
Thursday, June 3, 2010 by Ceci

algebra
A plumber needs 4 sections of pipe 2and 7/8 feet long. Can this be cut from a 12 ft. section? If so, how much pipe will be left over? If not, why not? I came up with yes, you will use 11 1/8th amount and have a section of 1 and 1/8th left. Is this correct?
Wednesday, May 26, 2010 by anonymous

English: Plagiarism, Clichés
Is a Cliché phrase considered Plagiarism? (the author is dead more than 390 years ago.) Is it okay to use it in a writing piece or poem? Should/will it be penalized or will you be given punishment if only used in 8th grade? Thanks
Sunday, May 23, 2010 by Christopher

Drug Abuse
My 8th grade daughter is doing a poster for her 4-H poster project on Hooked on fishing not on drugs. And her topic is How do drugs effect others? Can you help her with some ways that drugs effects a drug abuser's family and friends?
Sunday, May 16, 2010 by Momof8

How can you identify a verb/verb phrase, and how can you tell if it is present, past, future, pres. perf., past perf., future perf.?
Tuesday, May 4, 2010 by May

Is -7*10^11 in scientific notation? If not, write it in scientific notation.
Wednesday, April 28, 2010 by Logan

Explain whether the photons emitted by a bright light bulb are more energetic than those emitted by a dim light bulb of the same color. How does the color of the light bulbs determine the amount of energy of the electromagnetic waves?
Tuesday, April 27, 2010 by Renee

Math distance rate 8th grade test tmr!
Two planes left Seattle at the same time, both traveling due east. One had the rate of 185 mi/h and the other had a rate of 225 mi/hr. After how many hours were they 220 miles apart?
Wednesday, March 24, 2010 by sky

a 10-liter sample of one type of crude oil has a mass of 8.20kg. What i the density? If this oil spilled on the ocean's surface, would it sink or float? explain answer in terms of density.
Wednesday, March 24, 2010 by sam

A glass of water is placed on a very sensitive scale and several antacids tablets are dropped into the water. The weight of the glass and its contents is less after the tablets dissolve than before the tablets dissolved. Tell how matter is conserved ? Please help! I couldn't ...
Tuesday, March 16, 2010 by Michaela

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

Does anyone know how to calculate average point grade? I have the following data: grade D - 2 students - 4,9 percent grade C - 6 students - 14,7 percent grade B - 12 students - 29,2 percent grade A - 21 students - 51,2 percent What is the average grade? This is NOT my homework...
Wednesday, February 17, 2010 by refy

In a quadrilateral , angle CAB is divided into two comgruent angles by line AD. What is the measure, in degrees of angle DAB. Angle B and D are 90 degrees. angle C equals 45 degrees.
Tuesday, February 16, 2010 by Outcast

Please show me how to solve this problem. A person wearing a shoulder harness can survive a car crash if the acceleration is less that -300 m/s2. How far must the front end collapse if it crashes while going 101 km/hr? Thanks.
Sunday, February 14, 2010 by mike

the length of a rectangular garden is 5 feet longer than its width. The garden is surrounded by a 2-foot-wide-sidewalk. The sidewalk has an area of 76 square feet. Find the dimensions of the garden
Thursday, February 11, 2010 by val

a rabbit can climb one or two steps at a time on a ten step staircase, but he never goes back down. In how many different ways can the rabbit climb a flight of ten steps
Tuesday, January 26, 2010 by rob

thank you so much, ms sue! may i ask another question? If 6 oz cost 3.25 20 oz cost 5.59 36 cost 6.59 how much would 12oz, 26 oz, 48 oz cost? Thank you so much! maribeth
Sunday, January 24, 2010 by maribeth

how does placement of spacers between the eye bolt and magnets affect the strenght of the magnets pull on the eye bolt?
Saturday, January 23, 2010 by renee

Laura is training her pet white rabbit, Sugar, to climb up a flight of 25 steps. Sugar can hop up one or two steps at a time. She never hops back down, only up. How many different ways can Sugar hop up the flight of steps? PLEASE HELP!!!! I'M TOTALLY LOST!!!
Monday, January 18, 2010 by Lola

How do you evaluate (7 x 4 + 5 to the second power) divided by (8 - 1 + 7 to the second power)?
Monday, January 4, 2010 by Mary

Ms Pecho currently owes \$637.50 in simple interest on a loan of \$2500 at an annual interest rate of 17%. How long has she had the loan. This is his problem and I have no clue how to help him but I do know the answer he came up with is 18.77. That seems wrong to me.
Thursday, December 31, 2009 by Rose

Name three reasons people left England to come and colonize the New World. They wanted riches, land, and place to start a new life. What happened to the people of Roanoke? They disappeared, and no one knows why or where they went. Are my answers right? I'm not very good at ...
Sunday, December 13, 2009 by Sammi

need help thank-you translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the product of 6 and the difference of 6x and 3 is less than or equal to the product of -2 and the sum of 4 and 8x
Monday, December 7, 2009 by Zach

8th grade Algebra I (junior level math)
Hello, I am currently in Unit 4-1 (Ratio, and Proportions) and I don't understand how pairs of ratios could form proportions. Could someone give me step by step instructions? Thank You
Tuesday, December 1, 2009 by Jay

Hi my class is doing a unit on patterns with algebraic expressions. And i need to find a difficult expression Figure# Term value 1 8 2 27 3 64 4 125 what is the algebraic expression and how did u do it? thank you. Math-Nick
Sunday, November 22, 2009 by Nick

Please help need ideas I am building a 3D model of a plant and animal cell. I need to show diffusion and osmosis movement within the cell.
Sunday, November 15, 2009 by Dorthea

The students of litchfield High school are in grades 9,10,11,12. Of the students , 1/4th are in 9th grade, 1/3rd are in 10th grade, 1/6th is in 11th grade and there are 300 in the 12th grade, how many students are there all together?
Friday, November 6, 2009 by stefanie coplin

Copper has 2 known isotopes: ^63CU atomic mass= 62.9298 and ^65 CU atomic mass=64.9278. The average atomic mass of copper is 63.546 amu. Calculate the fraction(percent) of each of the 2 isotopes of copper
Wednesday, November 4, 2009 by help

I need to name three influential pilots in Life on the Mississippi by Mark Twain. I already have two: Mr. Brown Mr. Bixby I need one more. Anyone know one?? Thanks!
Sunday, November 1, 2009 by Owen Leigh

Can you write an essay of the great wakening as told by a colonist that explains why at least one figure was popular (ig: George Whitefield), explains why someone of influence has ability to persuade, explains themes of great awakening and applies themes of great awakening to ...
Saturday, October 31, 2009 by em s

Fill in the blanks using 3 of these operation signs to complete each number sentence. * + - / (* means multiply) question 1: 12 ___6 ___4 ___ 2=24 question 2: (12 ___ 6) __ (4 ___ 2)=36
Wednesday, October 21, 2009 by Sarah

i have the same problem as before,only 3 more questions about it. please help!! how precise is the ruler originally used to measure the string? explain. what is the length of the string to the nearest centimeter? what is the length of the string to the nearest tenth of a ...
Friday, October 2, 2009 by Michaela

Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.
Wednesday, September 30, 2009 by kendall

Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.
Tuesday, September 29, 2009 by Kendall

A JetBlue flight from Jacksonville, FL to San Diego is flying at 500 km per hour west. It encounters a head wind that is moving at 300 km per hour in an easterly direction towards the east. What is the net velocity of the plane, include directions?
Wednesday, September 23, 2009 by enrique

According to the CIA fact book there were 1018057384 internet users in 2005. The same source states that in 2005, Canada had 22 million internet users. What percentage of internet users in 2005 were canadian? Give the answer in standard, word, expanded form and scientific ...
Wednesday, September 16, 2009 by seema

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 i am a 8th grade student
Monday, August 31, 2009 by neslen

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

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

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

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

im stuck on a question and i don't 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

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 by Leila

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

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

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

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 for ...
Sunday, March 8, 2009 by Coco

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 get!!!
Tuesday, February 17, 2009 by Nicole C.

Tuesday, January 20, 2009 by Joy

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

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

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

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

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

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

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

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 + 6ã10 10. (27/64 (Fractions) Answer: 3(3/8 ?? 11. 10(20 - 3(80 Answer: 10(5 12. (6/49 (Fractions) ...
Wednesday, January 14, 2009 by Joy

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

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 = % over ...
Tuesday, January 13, 2009 by brianna

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 don't get it. is the scale ratio 3:1?
Monday, January 5, 2009 by brianna

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

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

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?? explain.
Thursday, December 11, 2008 by Lauren<33

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

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

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

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 goes ...
Friday, November 7, 2008 by Nicole C.

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

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

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

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

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

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

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

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

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

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

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

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 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

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

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 you ...
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. Please ...
Thursday, November 16, 2006 by Avalon

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

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