Saturday

April 18, 2015

April 18, 2015

Total # Posts: 687

**Math**

Box A has 3 black marbles and 2 white ones, Box B has 2 black marbles and 1 white one. If i close my eyes and pick a blaack marble to win a prize, which box gives me the best chance of winning?
*January 8, 2009*

**Math**

The math problem is I skateboar 5blocks west and 8 miles north to get to my friend's house, Each block is 1/8 mile in length. Howfar does it take me to travel in a round trip to my friend's house in miles?
*January 8, 2009*

**Math**

If I skateboard 5 blocks west and 8blocks norrth to get to my friends house and a block is 1/8 mile in length. How far do I travel to my friend's house round trip?
*January 8, 2009*

**Math**

If I skateboard 5 blocks west and 8blocks norrth to get to my friends house and a block is 1?8 mile in length. How far do I travel to my friend's house round trip?
*January 8, 2009*

**Organic Chemistry**

When 2-methylpropene is bubbled into dilute sulfuric acid at room temperature, it appears to dissolve. What new substance has been formed?
*January 7, 2009*

**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.
*December 2, 2008*

**Question:8th Grade Algebra**

How do you get a variable term from one side of an equation onto the other side? Can I get an example please?
*October 28, 2008*

**Algebra**

Montreal and Quebec City are about 260km apart along Route 20 in Canada. Sylvia is leaving Montreal to go to Quebec City at a speed of 90km per hour. And Anne is leaving Quebec City to go to Montreal at a speed of 105km per hour. a) When and where do Slyvie and Anne pass each ...
*October 27, 2008*

**Algebra 1: 8th Grade**

Montreal and Quebec City are about 260km apart along Route 20 in Canada. Sylvia is leaving Montreal to go to Quebec City at a speed of 90km per hour. And Anne is leaving Quebec City to go to Montreal at a speed of 105km per hour. a) When and where do Slyvie and Anne pass each ...
*October 27, 2008*

**8th Grade Algebra**

Musicians generate sound waves when they sing or play an instrument. The rate at which a sound wave vibrates determines the musical note, or pitch, that you hear. For example, The A note above a note called Middle C has a frequency of 440 vibrations per second. 18) When two ...
*October 26, 2008*

**Algebra 1: 8th Grade**

Thank you.
*October 22, 2008*

**Algebra 1: 8th Grade**

Can a steep slope be a negative slope? Why?
*October 22, 2008*

**social studies**

which natural forces have helped to shape the physical features of north america
*October 21, 2008*

**matth**

How do you solve a division problem using subtraction? (3rd grade math)
*October 14, 2008*

**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.
*October 7, 2008*

**Finance/Accounting**

Milwaukee Surgical Supplies, Inc, sells on terms of 3/10, net 30. Gross sales for the year are $1,200,000 and the collections department estimates that 30 percent of the customers pay on the tenth day and take discounts, 40 percent pay on the thirtieth day, and the remaining ...
*October 2, 2008*

**Science-8th Grade**

5. Volume is an object is how much ________ it takes up. 6. When we measure the temperature of an object in the metric system, we use _______ 7. Scientist say that measuring mass of an object means measuring how much matter something has. What is matter? 8. You are a space ...
*September 29, 2008*

**Science-8th Grade**

In metric, we use_______to measure volume. is the answer mass ??
*September 29, 2008*

**Science-8th Grade**

Okay, sorry. but, thanks. I get it now. :]
*September 29, 2008*

**Science-8th Grade**

Convert these mertic measurements: 1. 5.7g =_____cg =_______mg 2.3326mm =______m =________km 3. 254cm =_______m =_____dm Can you at least give me a conversation table or something, i don't really know how to do these.
*September 29, 2008*

**Algebra 1-8th Grade**

This helps a lot too. Thank You. :]
*September 29, 2008*

**Algebra 1-8th Grade**

I get it now. Thanks a lot. :]
*September 29, 2008*

**Algebra 1-8th Grade**

Describe a situation in which a graph is more helpful thana table. Explain why. I can't thing of any situation that relates to this.
*September 29, 2008*

**Algebra 1: 8th Grade**

Thank you sooo much. :]
*September 22, 2008*

**Algebra 1: 8th Grade**

How many values of x make each statement true? Explain your reasoning. a) 3x+3=3(x+1) b) x-4-x=0 I don't get what the question is telling me to do. Help?
*September 22, 2008*

**Algebra 8**

How many values of x make each statement true? Explain your reasoning. a) 3x+3=3(x+1) b) x-4-x=0 I don't get what the question is telling me to do. Help?
*September 22, 2008*

**Algebra 1**

A talk-radio station airs commercials during any time not used for discussions with callers. Commercial time on the station costs $750.00 per minute. Write a variable expression for the amount of money the station can make on commercials in one hour, based on the number of ...
*September 10, 2008*

**math**

The range is the difference between the greater number and the lower number. It would be 9 - 1 = 8
*September 10, 2008*

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

How does that work?
*September 4, 2008*

**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 ...
*September 4, 2008*

**Algebra 1**

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 ...
*September 4, 2008*

**Algebra 1**

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 ...
*September 4, 2008*

**Algebra 1**

thank you. :D
*September 3, 2008*

**Algebra 1**

Who would be interest in a data in which the data is a recorded age (in months) of when infants first walked and Why? I need help, I am kind of stuck on this problem. Like just give an example and you don't have to explain why.
*September 3, 2008*

**science**

what are the parts of the cells
*June 30, 2008*

**Pre-Algebra**

How do you find an equation if you only a have a graph. Like, its already graphed??
*May 22, 2008*

**Social Studies: Native Americans**

during this era ______ no humans lived in Washington. My class is talking about the Plateau and Coastal Indians if that helps a little.
*May 13, 2008*

**Pre-Algebra**

What is the formula to find the area of a circle? May I have an example?
*May 5, 2008*

**Physics**

omg thank you for much!!! :>
*April 21, 2008*

**please, please help**

I'm sorry, but I really, really need help with this, but it's due tomorrow and I'm so lost..
*April 21, 2008*

**Physics**

The Sun puts out 3.9 x 10^26 J of energy per second. Assuming 100% conversion to energy, how much mass is required to create this energy
*April 21, 2008*

**Pre-Algebra**

I don't really know how to find what the lenght of the hypotenuse is. - If the length of leg #1 is 5, and the length of leg#2 is 12. What is the hypotenuse?
*April 4, 2008*

**Pre-Algebra**

In 2002 the rate for a first class U.S. postage stamp increased to $0.37. This represent a $0.34 increase since 1917. What is the percentage increase of postage since 1917? Solve the problem using a proportion.
*March 31, 2008*

**Social Studies- Civil War**

1) Should the North help the South or not because they lost the Civil War? 2) Should Southerners be forgiven if they swear loyalty to the U.S.? 3) When a majority of Southerners pledge their loyalty to the U.S., should they be allowed back in the Union? 4) Since the U.S. ...
*March 26, 2008*

**Pre-Algebra**

Find the differences between the following values: a) 217 and -198 b) 1 2/3 and 3/4 c) $o.59 and $1.25 What am I suppose to do?
*March 25, 2008*

**HELLLPPPPPPPP!!!!!!**

Write an equation to solve the following problem. During the season, two apple trees and three pear trees produced a total of 126 pieces of fruit. Each apple tree produced the same number of apples, and each pear tree produced two more pieces of fruit than either apple tree. ...
*March 19, 2008*

**Pre-Algebra**

Write an equation to solve the following problem. During the season, two apple trees and three pear trees produced a total of 126 pieces of fruit. Each apple tree produced the same number of apples, and each pear tree produced two more pieces of fruit than either apple tree. ...
*March 19, 2008*

**Pre-Algebra - PLEASE!**

thank you! :D
*March 16, 2008*

**Pre-Algebra - PLEASE!**

Ray's son, Martin, plays for the mnor league baseball team, The Cow-A-Bungas. He is the star player, and outfielder with a batting average of 0.340. (Batting average is the ratio of the number of times a player gets a hit to the number of times at bat.) If Martin was at ...
*March 16, 2008*

**Pre-Algebra - PLEASE!**

Zelda photocopied a rectangle that was 10cm by 16cm. She set the enlargement feature to 125%. Write a proportion and solve them to find the new demensions.
*March 16, 2008*

**Pre-Algebra**

The biggest attraction at the new amusement park, World of Fun, is the huge slide that goes under the ground. To get to the top of the slide, Jon has to climb up a 56-foot ladder. Then he rides the slide to the bottom. Finally, Jon walks through a tunnel to the elevator and ...
*March 11, 2008*

**Pre-Algebra**

The biggest attraction at the new amusement park, World of Fun, is the huge slide that goes under the ground. To get to the top of the slide, Jon has to climb up a 56-foot ladder. Then he rides the slide to the bottom. Finally, Jon walks through a tunnel to the elevator and ...
*March 10, 2008*

**essay help**

What is Your essay about first of all?
*March 5, 2008*

**Pre-Algebra**

A triangle is enlarged by a scale factor of 10/3. a) If the perimeter of the copy is 36 meters, find the perimeter of the original triangle using the proportion 10/3. b) If the area of the copied triangle is 48 meters squared, use a proportion to find the area of the original ...
*March 5, 2008*

**Pre-Algebra**

How do you calculate an area of a triangle again?
*March 5, 2008*

**Pre-Algebra**

Two similar triangles have a scale factor of 5/3. a) Find the perimeter ratio copy/original b) Find the area ratio copy/original
*March 4, 2008*

**Physics**

How many days does it take for a perfect blackbody cube (0.0100m on a side, 30.0 degree C)to radiate the same amount of energy that a one-hundred-watt light bulb uses in one hour? I got no idea to do it. Please give me some hints!!!Thanks!!!
*February 21, 2008*

**Math: Geometry**

The circumference is equal to (2)(pi)(r). Since you know the circumference is 16,and you know the value of pi and 2,solve for r.
*February 21, 2008*

**english**

ycnolo what is that word
*November 20, 2007*

**Physics**

If you want to make it more simple !!, here's another answer. By newtons first law, the sum of all static forces at a balanced system is zero. Otherwise it will be moving...!!! Add all vertical forces: Here you have to consider a hidden force R form Reaction at support in ...
*November 7, 2007*

**Long and synthetic division**

please check my answers and help me with the last one please, I cant get it to come out right. Divide using long division or synthetic division. 2.(x^2 + 13x + 40)/ (x + 5) I got x + 8 5. 3m^3+7m^2-16m+16/ m+4 i got 3m^2-5m+4 7.(21x^3 - 7)/(3x - 1)(this one I cant get the ...
*October 15, 2007*

**us history**

Describe the significant changes in New England society, culture, economy, and politics as well as the influence of Puritanism in the late 1600s.
*October 10, 2007*

**History**

Write an essay that compares and contrasts the ways in which China and Japan responded to the West. Describe how each nation’s decision to respond to the West affected its domestic and foreign affairs in the years that followed. Refer to the Student Guide for detailed ...
*October 9, 2007*

**Art History**

Thank you Ms. Sue. Your second link was what I was looking for. Thanks again.
*October 3, 2007*

**Art History**

Thank you for your help. I was using the wording from our syllabus.
*October 3, 2007*

**Art History**

I tried that but came up with links to "present day" Goth music or literature reviews.
*October 3, 2007*

**Art History**

Can someone provide a link to ancient Gothic music? I need to describe the music from this era.
*October 3, 2007*

**math**

What does "range" mean? thanks =o)
*August 31, 2007*

**Algebra**

Solve 2+ the square root of 4-x=x what is your question? ok lets start by arranging everything so its easier to solve.. u want to put the square root(4-x)on one side of the equation and the 2 on the other side... square root(4-x) = x - 2; now..to get rid of the square root..u ...
*August 15, 2007*

**Algebra**

simplify the cube root of -54x^6y^4 Crt(-54) = -3Crt(2)....(Crt means cube) root Crt(x^6) = x^2 Crt(y^4) = yCrt(y) Now can you put it all together?
*August 15, 2007*

**Pre Cal**

2+square root of 4-x=x rewrite it as √(4-x) = x-2 now square both sides 4-x = x^2 - 4x + 4 x(x-3)=0 so x = 0 or x = 3 BUT when we square an equation, all answers must be verified in the original equation Which answer works and which doesn't?
*August 15, 2007*

**math**

how do you convert the fraction 2/3 to a decimal Multiply numerator and denominator by 3: 2/3 = 6/9 1/9 = 1/(10-1) = 1/10 * 1/(1-1/10) = 1/10 [1 + 1/10 + 1/100 + 1/1000 + ...]= 0.1111111111111 Therefore 6/9 = 0.6666666666666666.... Another way to convert 2/3 to a decimal is to...
*August 8, 2007*

**Math**

This needs to be solved and put in equation form. Seems simple but not sure if I am figuring it right. Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coin does she have? use the equations and solve n ---> number of nickels d ----> ...
*August 6, 2007*

**Algebra**

A student earns $0.65 for each mistake she finds in a text. Sketch the equation of direct variation. An equation of direct variation is of the form M = k X where k us a constant. In your case M might be total money earned and X is the number of students. Clearly M = 0.65 X The...
*July 29, 2007*

**no school**

I need to describe a disorder and detail the current trends in diagnosis and treatment for the disorder. Some ideas: Rabies - http://www.google.com/search?q=rabies&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA Polio - http://www.google.com/...
*July 1, 2007*

**Language**

What is a topic sentence? Since I do not know what grade you are in, here are two sites on Topic Sentences. The first is for beginning paragraph writers and gives a very simple explanation and examples. The second is for secondary students. If you have further questions, ...
*March 26, 2007*

**FINANCING AND BUDGET**

which of the following financial statements includes the assets, liabilities, and equity accounts of a business.
*March 6, 2007*

**information literacy**

government documents in a library are classified according to which of the following schemes
*March 6, 2007*

**Easy History Question- please answer!**

u]
*February 24, 2007*

**science**

which organic compounds and cllular orgaelles are involved in protein synthesis?
*January 27, 2007*

**alphabetical order**

what is the rule with words with apostrophes? Such as it's and its...which comes first alphabetically?
*January 8, 2007*

**Math**

How to solve, 1300cm2=m2 1 m = 100 cm 1 m2 = 1002 cm2
*December 20, 2006*

**biology**

what is the effect on potato slices exposed to air They dehydrate
*November 14, 2006*

**Astronomy**

It's the M main sequence in case your still wondering lol
*September 19, 2006*

**orientalism of muslim and arab american**

Orientalism is a simplistic view of people and history of the Orient, not recognizing the diversity in its many cultures. This is a broad generallization and grouping (stereotyping) of all people from the Oriental nations around the world. Orientalism is a form of prejudice ...
*August 6, 2006*

**ROUNDING**

36759745578
*August 25, 2005*

**unscrambling word**

pmcrolnmxeebu
*June 14, 2005*