Wednesday
February 10, 2016

Posts by monica

Total # Posts: 561

Social Studies
My bad, I haven't read the website carefully enough to see how much materials and tools they need to construct the railroad. I apologize.
September 28, 2013

Social Studies (History)
1) What are the materials the workers used to construct the first transcontinental railroad? 2) What are the materials in the railroad? 3) What are the long-term and short-term causes of the transcontinental railroad (if there are any short-term causes)? I WILL APPRECIATE YOUR...
September 28, 2013

Social Studies (History)
The website you provided me was not very informational on the materials.
September 28, 2013

Social Studies (History)
Were the materials spikes and wood for both Union and Central Pacific railroads to construct the transcontinental railroad?
September 28, 2013

Social Studies (History)
What were the materials to construct the transcontinental railroad? I already knew the railroad was mostly constructed by hand by thousands of workers, but i need help to find out what kind of materials they used to build and construct the railroad. Also, what are the ...
September 28, 2013

ELA
how would you use the word generate in a sentence? i'm confused on how to put it in a sentence. I know that generate means cause (something, esp. an emotion or situation) to arise or come about.
September 27, 2013

ela
what does it mean to: How do those specific word choices and tone contribute to the meaning?
September 27, 2013

english (ELA)
what is another word for "spill"
September 27, 2013

Math
(( cube square root of 7)^1/2)^3
September 19, 2013

chemistry
Polycarbonate plastic has a density of 12 g/cm3. A photo frame is contructed feom two 3 I n sheets of polycarbonate. Each sheet measures 28 cm by 22 cm. What is the mass of the photo frame
September 3, 2013

algebra
x-6y+32=1 3x-3y+32=-1
August 25, 2013

math
a student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly?
August 10, 2013

calculus
two forces f1 and f2 acting on an object at a 90 degree angle will pull the object with a reluctant force, R, at an angle between f1 and f2. R= ã f1^2+f2^2 R=15 and f1=9 find f2
July 12, 2013

math
The length of a table is 4m longer than the width. The are is 77m^2. Find the dimensions of the table. l=w+4 w=l-4? I'm stuck?
July 10, 2013

math
Two cars leave at the same time from towns that are 460 miles apart and travel toward each other. They meet after 4 hours. Find the rate of each car if one car travels 13 miles per hour faster than the other.
July 5, 2013

math
Kuai, you are awesome!!! Thank you very much! I really appreciate it!
July 5, 2013

math
An 80% acid solution is to be mixed with a 30% solution to get 90 gallons of a 50% solution. How many gallons of each solution are needed?
July 5, 2013

math
Thank you, Kuai!!!
July 5, 2013

math
Wendy invested $6500.00 into two bank accounts, one paying 4% simple interest and the other paying 6%. If her annual interest from the two accounts is $344, how much did she invest at 6%?
July 5, 2013

math
(x^-3y/x^2)^-3
July 3, 2013

math
no solution 12 does not = 5
July 3, 2013

math
x=2 y=-3
July 3, 2013

math
Much appreciated!!!
July 3, 2013

math
Let f(x)=9x^2+6x-8, find f(-7)
July 3, 2013

math
Thank you Steve!
July 3, 2013

math
f(x)=-7/x-9 What number must be excluded from the domain and why?
July 3, 2013

math
Thank you Reiny!
July 3, 2013

math
Ellen wishes to mix candy worth $1.64 per pound with candy worth $3.46 per pound to form 20 pounds of mixture worth $3.00 per pound. How many pounds of the more expensive candy should she use?
July 3, 2013

chemistry
Determine the gram molecular weight of 3.5 moles of H2O2
June 27, 2013

math
Any chance you gals would like to go to class with me tomorrow evening? It's 6:00-9:45 pm eastern time in Richmond, IN? Thank you very much for the assistance, I really do appreciate it more than you know.
June 24, 2013

math
I would love to try that, but I have no idea where to begin. I don't have class until tomorrow night, so I cannot ask my instructor. I am not trying to be selfish with the help I've received from this site. I am grateful and I genuinely need help.
June 24, 2013

math
And I am very appreciative of the help I've gotten so far. I sincerely am. I am unsure how to set up this problem?
June 24, 2013

math
Walnuts sell for $10 per pound and pecans for $18 per pound. How much of each type of nut would produce 40 pounds of a mix that sells for $15 per pound?
June 24, 2013

math
Excellent! Thank you Kuai!
June 24, 2013

math
Children's tickets to a movie cost $7. Adult tickets cost $12. If 275 tickets were sold for a total of $2490.00, how many of each type were sold?
June 24, 2013

math
y+3x^2=2 f(x)= f(4)=
June 24, 2013

math
My bad...
June 24, 2013

math
Children's tickets to a movie cost $7.00. Adult tickets cost $12.00. If 1275 tickets were sold for a total of $2490.00, how many of each type were sold?
June 24, 2013

math
Thank you, Sue! That's awesome!
June 23, 2013

math
The difference between two numbers is 36. The sum of these two numbers is 62. Find the numbers.
June 23, 2013

math
Thank you Kuai!
June 23, 2013

math
A 10% acid solution is to be mixed with a 50% solution to get 200 liters of a 20% solution. How many liters of each solution should be used?
June 23, 2013

Algebra
6x^7-3x^3+2x^7+8x^3=
June 16, 2013

Art
What about bats, and water? I've seen water in caves.
June 16, 2013

Algebra
(8x^(2)-4x-29)+(9x^(2)+7x)=
June 16, 2013

eng225
Satire?
June 16, 2013

Algebra
Identify the solution(s) of the system of equations 3x-2y=6 5x=5-25y
June 4, 2013

Algebra
Identify the solution(s) of the system of equations 9x + 2y = 6 8x - 2y = 8
June 4, 2013

Algebra
Identify the solution(s) of the system of equations 3x+2y=4 5x-4y=3
June 4, 2013

Chemistry
A solution contains 80.0 g of sodium chloride and 400.0 g of water. Calculate the NaCl as a mass percentage
June 2, 2013

chemistry
Physicain elects to re-hydrate the patient br intravenous(IV) administration of 2.0 L of 0.45% (w/v) of NaCl. 0.45%9w/v) = 0.45g/100ml A.How many grams of NaCl were given? B.How many moles of Nacl were given? C.What is the molarity of the NaCl solution?
May 13, 2013

english
what keeps the "you" company in the poem The Journey by Mary Oliver?
April 29, 2013

L.O
1. identify and describe 3 environmental health hazards that cause ill health,crises, and/or disasters within your community or any other community withing SA and globally. Include evidence that is current of the identified issues, use graphs, statistics, pictures,etc. 2. ...
April 16, 2013

physics
A 57.0 kg diver dives from a height of 15.0 m. She reaches a speed of 14.0 m/s just before entering the water. (a) What was the average force of air resistance (e.g., friction) acting on the diver. (b) What is the force of friction underwater if she reaches a depth of 2.5 m ...
April 13, 2013

physics
A 57.0 kg diver dives from a height of 15.0 m. She reaches a speed of 14.0 m/s just before entering the water. (a) What was the average force of air resistance (e.g., friction) acting on the diver. (b) What is the force of friction underwater if she reaches a depth of 2.5 m ...
April 13, 2013

Math
Find the dimensions of a rectangular cover plate if its length is 8 inches longer than its width if its parameter is 60 inches(Hint:P=2L=2W)
April 4, 2013

Psy202
After hearing about some possible causes of sneezing, a scientist decides that room fresheners are the most common cause. What is the term that describes the scientist thinking
March 29, 2013

Math--Algebra
What is the answer to the riddle: why does the us mint need a new building?
March 21, 2013

Data Mangement- Math
The diagram represents the computer network between the department offices in a high school. The network can send data from one computer to another using any number of intermediate connections, but the data can pass through each connection only once. How many routes are there ...
February 20, 2013

English 225
Which of the following editing techniques helps keep screen direction constant?
February 17, 2013

Math
Sandra used a triangular prism 10 cm long to refract light into the spectrum. Each triangular end had an area of 3.5 cm squared and sides 3 cm, 3 cm and 2.6 cm. What was the surface of the prism?
February 7, 2013

Math
Express as a function of two variables. An open box is to contain a volume of 12 cubic meters. Given that the material for the sides of the box costs $2 per square meter and the material for the bottom costs $4 per square meter, express the total cost C of the box as a ...
February 4, 2013

5th grade math
the rule is to multiply the input by the input by itself? 3, 4, 5, 6, 0, 10 9, 16, 25, 36, 0, 100 3x3 = 9 4x4 = 16 5x5 = 25 6x6 = 36 0x0 = 0 10x10 = 100 The operation I see is that all these numbers are multiplied by its value. Input Output 3 9 4 16 5 25 6 36 0 0 10 100 Trick ...
January 29, 2013

physics
If u type this question in to the google it will give u the answer which agrees with your text book
December 31, 2012

chemistry
If you made up a solution of NaOH by adding 0.010 mole of solid NaOH to 1.0 liter of distilled water, what would be the pH of the solution?
December 18, 2012

Math
find the actual rational zeroes for f(x)=4x^3-16x+17x-5
December 17, 2012

math
What is the value of x if the perimeter of a rectangle is 38cm.?
December 11, 2012

Chemistry
A 7.83 g sample of NaCl is dissolved in 90.00 mL of ethyl alcohol solution. Calculate the molar concentration of the solution.
December 7, 2012

Chemistry
That's what i was going over an was thinking that was the answer.
December 6, 2012

Chemistry
The combustion of 1 mole of CO according to the reaction CO(g) + ½O2(g) → CO2(g) + 67.6 kcal gives off how much heat?
December 6, 2012

precalculus i dont understan this hw
for you its easy because you understand it !
December 2, 2012

precalculus i dont understan this hw
How to prove sec x - tanx sinx= cosx
December 2, 2012

I NEED HELP ASAP
how to prove cos^2A(1+tan^2 A)=1
December 2, 2012

I need help
SOME ONE SHOW ME HOW YOU DO IT PLEASE
December 2, 2012

I need help
how to verify csc(pi/2- θ)/cscθ=tan θ Pi/2 is a fraction then the / sign is meant for dividing
December 2, 2012

pre-calc help please !
thank you !!!!
December 2, 2012

pre-calc help please !
how do you verify this identity Sin^3βcosβ+cos^3βsinβ=sinβcosβ
December 2, 2012

English 4
How does nature in Wordsworth's poetry differ from nature in Byron's description of the Byronic hero?
November 27, 2012

Algebra 1
Solve 7x/3 < 2
November 19, 2012

English 4
Name five of the political or economic events in the seventeenth or eighteenth centuries that influenced social unrest.
November 13, 2012

English IV
Is it true or false? A sentence is a group of words expressing a complete though and each will begin with a capital letter.
November 9, 2012

English Capitalized
aunt consuelo is consuelo melendez,doctor of dental surgery.
November 8, 2012

Maths
thanks Steve,but the second one still don't get it right
November 8, 2012

Maths
Simplify: 3-10+9.7 Simplify: 2+3.10 divided by 5.3-9 Simplify: 16-10 divided by 5+13
November 8, 2012

English
An appositive is a noun that is placed after another noun in order to tell more about it and it's usually set off with commas.
November 8, 2012

English
Are the questions true or false?
November 8, 2012

English
A sentence is a group of words expressing a complete though and each begin with a capital letter.
November 8, 2012

English
According to authorities;only 35% of criminals go to jail
November 8, 2012

English 4
I just need an idea of an opinion cause i dont know where to start.
November 8, 2012

English 4
Write a brief response to Polonius's statement "And thus do we of wisdom and of reach... By indirections find directions out." What do you think of his method of finding out the truth about his son?
November 8, 2012

English 4
Hamlet Act 1 scene 1-4 Most of the advice Polonius gives Laertes concerns etiquette and ways to make a good impression on other people. Name the precept from Polonius's farewell speech to his son that seems to contain the best advice on how to be a good person rather than ...
November 6, 2012

chemistry
How many moles of are needed to react with 0.460 ?
November 6, 2012

trig
find the exact value of sinu/2, given that cosu=-4/5 and pi/2less than u less than pi
November 4, 2012

Physics
An object is dropped from a cliff thatis 256 m above the sea. just prior to splashing into the water, how fast is it going? How long did it take to fall?
October 31, 2012

Algebra 1
Select the points that lie on the function h(x) = 3x^2.
October 25, 2012

Algebra 1
A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many coins of each did she return? I dont know why but this is stumping me. Help plz.!
October 25, 2012

Pre-Cal/Trig
Explain how to solve the following question. Surveying: From a point A hat is 10 meters above level ground, the angle of elevation of the top of a building is 42 degrees and the angle of depression of the base of the building is 8 degrees. Approximate the height of the building.
October 24, 2012

Algebra 1
Yea i juss did the problem on paper an got the same answer. Thank yu :)
October 24, 2012

Algebra 1
A girl scout troop sold cookies. If the girls sold 5 more boxes the second week than they did the first, and if they doubled the sales of the second week for the third week to sell a total of 431 boxes of cookies, how many did they sell each week?
October 24, 2012

Algebra 1
The larger of two consecutive integers is 7 greater than twice the smaller. Find the integers. A) 4,5 B) -8,-9 C) -5,-6
October 24, 2012

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