Monday

August 31, 2015
Total # Posts: 572

**science**

Darren says that he weighs 50 kg. Can you measure weight in kg?
*August 16, 2015*

**chemistry **

What is the pH of a buffer solution if you have 250 ml of a 1.56M Acetic Acid and you added 26.56 grams of sodium acetate (NaCH3CO2)? What is the new pH if you now add 1gram of NaOH to the buffer solution?
*August 5, 2015*

**marh**

three note pads and one pencil cost 70 cents. One note pad and three pencils cost 50 cents. How much do two pencils and two note pads cost?
*June 9, 2015*

**Computer Lit**

Your positions stated are very good.
*June 4, 2015*

**math**

Two paper strips each 5 cm wide are laid across each other at an angle of 30 degrees. Determine the area of the overlapping area. I have no idea where to start with this question or how to go on. I know it has to do with cosine or sine law. But what do I do
*June 3, 2015*

**math**

An airplane is flying from Montreal to Vancouver. The wind is blowing from the west at 60km/hour. The airplane flies at an airspeed of 750km/h and must stay on a heading of 65 degrees west of north. A) what heading should the pilot take to compensate for the wind? B) what is ...
*June 3, 2015*

**Math**

Thank you
*May 28, 2015*

**Math**

I meant 1.
*May 28, 2015*

**Math**

Okay so box 2 ? 2.5 + 5 + 2 = 25 4 + 3 + 2 = 24 :D
*May 28, 2015*

**Math**

Okay but what does it mean to be more cost effective? Thanks Ms.Sue
*May 28, 2015*

**Math **

If each box costs the same amount to ship, which would be more cost effective? Hint: Which has a greater volume? They are rectanglur prisims Box 1: 4ft 3ft 2ft Box 2: 2.5 ft 5ft 2ft
*May 28, 2015*

**Math**

thank you (: If the graph stops at 50 and thats month march do you know when all there will be no more fish left? Will it be april?
*May 28, 2015*

**Math **

Hi I'm trying to do my graph and the numbers go from 50 100 150 200 250 300 there is a point missing between 200 and 250. How do I find the number between 200 and 250?
*May 28, 2015*

**math**

An insurance company wishes to examine the relationship between income (in $,000) and the amount of life insurance (in $,000) held by families. The company drew a simple random sample of families and obtained the following results: Family - Income - Amount of Life Insurance A...
*May 14, 2015*

**math**

A farmer has $5200 to spend on fencing to make a pen along a river. A local company tells the farmer that they can build the pen for $6.50/m. The manager suggests a pen in the shape of a right triangle with the hypotenuse along the river. What are the dimensions.
*May 4, 2015*

**science**

How does the structure of epithelial tissue protect from dehydration
*May 1, 2015*

**Science**

Thanks, Francis! At least someone other than teachers and lunch table friends support me!
*April 15, 2015*

**Science**

You mix oil and vinegar for a salad dressing. After a few minutes, the oil has seperated and is floating. Infer which has the greater density - oil or vinegar. Explain. I put "Vinegar has more density since it's on the bottom, where the oil has less since it seperated...
*April 15, 2015*

**Math**

Mostly, there are about 20 students in a WHOLE class. If there were about 1/3 of them wearing shorts and 6 were wearing them, wouldn't you just do 6 x the denominator of 3? That would get you 18, which is fairly close to 20. If this helped, your welcome Francis. If it didn...
*April 15, 2015*

**math**

A large game die is a cube measuring 1.2” in length. The die is a solid made from liquid plastic. If a game comes with 6 such dice, how many cubic inches of liquid plastic were needed to make the 6 dice?
*April 15, 2015*

**Math Check**

Hi! I need help with this one problem. My teacher told me that I could use any method to solve the following system and this is the answer I got; (1/2,2/5). Is this correct? 0.15r + 0.85s = 0.23 0.20r + 1.25s = 0.33 Write answer in (r, s).
*April 9, 2015*

**Math**

What is the price of a tennis ball if a package of three costs $12.75?
*March 24, 2015*

**Math Geometry - Please check my answers!**

mistake with c, it suppose to be: c) 10<=x<=13
*March 15, 2015*

**Math Geometry - Please check my answers!**

For the domain there are multiple answers. a) 10<=X<=16 b) 0<=x<=13 c) 10<=x<=15 d) all real #s I chose d
*March 15, 2015*

**Math Geometry - Please check my answers!**

There's a line graph with 3 dolphins (it's the same dolphin at different spot of the jump) jumping out of the water and landing (they formed a parabola). The Y-axis represents Height in feet and the X-axis represents Time in Seconds. The points are (10,0), (13,5), (16,...
*March 15, 2015*

**math**

The 14 inch pie is the better value. You pay, $1.40 per inch for the 14 inch pie and you pay $1.67 per inch for the 10 inch pie
*March 14, 2015*

**Math - Geometry**

A) I have the maximum height 47.55 or 47.6 B) I have 5.5 seconds that it will hit the ground Are these correct? Thanks
*March 13, 2015*

**Math - Geometry**

An object is launched from certain height into the air. The height is modeled by the the function h(t) = -4.8t^2+23t+20. The time (t) is measured in seconds. A) What is the maximum height? B) After how many seconds will it hit the ground? C) From what height (initial height) ...
*March 13, 2015*

**Math - Geometry**

A) I have the maximum height 47.55 or 47.6 B) I have 5.5 seconds that it will hit the ground
*March 13, 2015*

**Math - Geometry**

By the way, I think I figured out part A. I have the vertex as -2(-5+5)^2+4=4, so the vertex is (-5, 4). Please confirm, thanks.
*March 13, 2015*

**Math - Geometry**

I'm having problems with one of the questions on my homework. It has 4 parts. Thanks 9) y = -2(x + 5)^2 + 4 A) Find Vertex B) Find the Zeros C) Find the y-intercept(s) D) This function has a: a) Minimum b) Maximum
*March 13, 2015*

**History**

What made the British model of limited monarchy with substantial parliamentary involvement more stable than French absolutism during the 18th Century? thanks!!
*February 23, 2015*

**History**

Thanks!!
*February 23, 2015*

**History**

Why did Louis XIV’s France appear to be such a successful model for government in the 17th Century? Thanks
*February 23, 2015*

**Math**

The fifth term of an arithmetic sequence is 22 and the 15th term is 62. Find the 100th term and the sum of the first 60 terms. I'm having trouble figuring out how to do this.
*February 21, 2015*

**Phyiscal Science**

Jesse travels 3.0 meters east and then turns and travels 4.0 meters north. The trip requires 35 seconds. What is his velocity?
*February 20, 2015*

**Accounting**

Rexford Company manufactures finger splints for kids who get tendonitis from playing video games. The firm had the following inventories at the beginning and end of the month of January. January 1 January 31 Finished goods $126,000 $117,000 Work in process 235,000 251,000 Raw ...
*February 18, 2015*

**Accounting**

Cherry Hill Glass Company employs a normal costing system. The following information pertains to the year just ended. • Total manufacturing costs were $1,420,000. • Cost of goods manufactured was $1,391,000. • Applied manufacturing overhead was 20 percent of ...
*February 18, 2015*

**Accounting**

Cherry Hill Glass Company employs a normal costing system. The following information pertains to the year just ended. • Total manufacturing costs were $1,420,000. • Cost of goods manufactured was $1,391,000. • Applied manufacturing overhead was 20 percent of ...
*February 18, 2015*

**math**

what is 1 plus 1
*February 16, 2015*

**unknown fractions**

Thanks. The teacher has not taught division that is the problem. I don't get how else they can get the answer without dividing is there another way. This is crazy
*February 8, 2015*

**unknown fractions**

Is there an easier way to solve the following problem without going through 100 guesses trying to find two numbers that total de area and the perimeter. ps I'm the mom trying to explain to my kid The perimeter of a rectangular banner is 72 inches. The width of the banner ...
*February 8, 2015*

**History**

Which of the following types of institutions played a significant role in supporting and disseminating scientific knowledge in the 17th Century? (choose all that apply) a. scientific journals b. royal academies of science c. coffeehouses d. research universities
*February 8, 2015*

**Math**

Thanks
*February 5, 2015*

**Math**

2. Wolfgang wants to enlarge a picture he developed. Which factor listed below would scale up (enlarge) his picture the most if he used it to multiply its current dimensions? a. 7/8 b. 14/14 c. 1 4/9 d. 3/2 I know b is not bcs is equal to 1. neither a since is less than 1. ...
*February 5, 2015*

**science 7th**

A piece of copper is 1 meter long and has a density of 8.8g. If you cut the wire exactly in half, what is the density of one of the pieces
*February 2, 2015*

**math**

find the unit price for each option shown below. round to the nearest cent if nessicary indicate which option is better to buy?
*January 29, 2015*

**Math**

Well, you would need to find out how much of 1.5 cups is 30%. To do this you would multiply 1.5 by 30/100 or 30%. The product you get is how much more water should be added in addition to the 1.5 cups.
*January 22, 2015*

**english**

Which sentence would to grammatically correct? 1) Remember never to do that ever again. 2) Remember to never do that ever again. 3) Remember to never to do that ever again.
*December 17, 2014*

**Math **

For how many real values of x is sqrt(63- sqrt(x) an integer?
*December 5, 2014*

**Math **

Challenge 7: What values of x satisfy |x-4|+|x+4|<= 10. Please give your response in intveral notation.
*December 4, 2014*

**Math **

Find all values of c such that 3^(2c+1)=28*(3^c)-9. If you find more than one value of c, then list your values in increaing order, seperated by commas.
*November 21, 2014*

**Algebra **

At the beginning of each year, Joe invests $10,000 in his retirement fund. The fund gives 10% interestm compouned annually. At the end of the third year, how much money will be in Joe's fund?
*November 21, 2014*

**History**

How did he stand up for the whole nation? i can only find things that he did that went in favor with some type of people.
*November 16, 2014*

**History **

Andrew Jackson, was he really a president who stood up for the "common man" or did he become abusive of power and his office?
*November 16, 2014*

**Social Studies**

What are some problems that may come when the National Dream Act is passed.
*November 4, 2014*

**Science**

What is the molarity (moles per liter) of a solution in which 80 grams of sodium hydroxide, NaOH, is dissolved in 1 liter of solution? How do I convert the 80grams into mols?
*October 29, 2014*

**History**

How do you write nazis properly Like there's nazis, nazi, nazis', nazi's... When should you use each of these forms
*October 27, 2014*

**Business**

I want to use a body part to represent that the entrepreneur is perceptive ( they so not avoid problems and welcomes them as oppertunities). I want to use a body part other than then brain or head to represent that
*October 19, 2014*

**history**

What were some of the liberal party's weak points in the election of 1935. What are some questions that can be asked?
*October 14, 2014*

**english**

when should I use end notes. because it says to use it for quotes, and in-text references. what are in text-references?
*October 5, 2014*

**english**

I have to use end notes for a project I am doing on a famous dead person. I am using information from the person's medical record and diaries and such. But I am not using direct quotes but just a few pieces of information here and there. Ex: William was born on august 15, ...
*October 5, 2014*

**English**

If i am writing in past tense. would this be considered past tense, He had to learn positions, weapons and how utilize them when fighting in war. if not, how could i change it?
*October 5, 2014*

**English**

I have to write a children's book on the life of a WWI soldier and I'm not sure which tense to use. It's a picture book with about 450 words
*October 5, 2014*

**english**

which sentence is correct? a) They are trying their best in the hope of winning the race. b) They are trying their best in the hopes of winning the race. c) They are trying their best in hope of winning the race. d) They are trying their best in hopes of winning the race.
*October 4, 2014*

**history**

does a private( rank) in the Canadian army fight in the war? i saw on some sites the duties of a private in the army, but it did not say if they fought in wars. so i was wondering if a private would fight in the war.
*September 28, 2014*

**Chemistry**

I've been trying to figure this problem out all day and I STILL don't know how to solve for the specific heat constant. I blank after I set up the problem. Somebody please help me!!! What is the specific heat constant if 621 g of Metal A raises the temperature of 500.0...
*September 25, 2014*

**Math **

Evaluate the function and simplify: f(x)=4x^2+3x-3; f(x-1)
*September 19, 2014*

**Health**

Can standing in different positions make you weigh less on a beam scale? If so, how to stand? (More towards front or more towards back. More towards the left or more towards the right. Stand only on one foot or stand on both feet.) I don't have a beam scale so I don't ...
*August 21, 2014*

**Health**

But how? Like the question asks which way would make the person lighter
*August 21, 2014*

**Health**

We got a really weird question When a person goes and measured themselves on the medical beam scale, is it possible for them to stand in different places on the scale to weight less or more? (Ex. Standing on one door, left. Or standing on just right foot. Or standing more to ...
*August 21, 2014*

**social studies**

what did the sons of liberty do
*June 14, 2014*

**Math**

There are 5 yellow, 4 violet, 2 purple, 4 navy, and 4 orange marbles in a hat. You pick 2 marbles from the hat. Marbles are not returned after they have been drawn. Find the probability. Assume that the spinner is separated into equal sections. P(the first marble is purple ...
*June 6, 2014*

**Math**

You roll a number cube numbered from 1 to 6. You then spin a spinner with 6 sections each with a different color. The spinner has the colors white, green, red, pink, blue, and navy. Find the probability. Assume that the spinner is separated into equal sections. P(not 5 and green)
*June 6, 2014*

**Math**

How many 3-letter combinations are possible from the first seven letters of the alphabet?
*June 6, 2014*

**algebra**

Consider the following four polynomials, labeled A - D: A. ( 2x2 - 4x ) B. ( x3 - 1 ) C. ( -3x3 + x2 - 4x ) D. ( x5 + x2 - 3 ) Find an algebraic expression that uses each of the four polynomials once and simplifies to: x8 + 3 Your expression may involve any combination of ...
*May 26, 2014*

**Math - Int Trig**

31) Locate, name, and classify the extrema of the function. Determine intervals which the function is increasing and decreasing f(x) = -x(x^2 - 2) 32) Determine the end behavior of the function f(x) = 2x - x^3
*May 16, 2014*

**Math - Int Trig**

Form a polynomial f(x) with real coefficients having the given degree and zeros 21) Degree: 4, zeroes: 2i and -3i 22) Degree: 3, Zeroes i and -10
*May 15, 2014*

**Math - Int Trig**

Thanks with you input I was able to do 3, 4, 5, and 6 since they were similar. Could you help me with #7 please. 7) Find the function that is finally graphed after the following transformations are applied to the graph of y = square-root x Shift up 4 units, reflect about the y...
*May 15, 2014*

**Math - Int Trig**

FYI- I don't know if the above which is question #2 is part of question #1. #2 really confused me. They are both under graph the function. #1 was simply to graph the function which I was able to graph it f(x)= {-x+3 if x<2 and 2x-3 if x>=2
*May 15, 2014*

**Math - Int Trig**

Write an equation for the function that is finally graphed after the following transformations are applied to the graph y=|x|. The graph is shifted right 3 units, stretched by a factor of 3, shifted vertically down 2 units, and finally reflected across the x-axis.
*May 15, 2014*

**Chemistry**

If 2.5 g of NaOH is dissolved in 253 mL of water, what is the pH of the solution?
*April 20, 2014*

**Educational Technology and Online Learning**

b. They narrow the search results
*April 9, 2014*

**Educational Technology and Online Learning**

How are boolean search strategies and other search filters useful? a. They organize results alphabetically b. They narrow the search results c. They increase the number of search results ******* d. They find creative sources
*April 9, 2014*

** Writeacher**

is it for 2) c. They increase the number of search results
*April 9, 2014*

**Online Learning CHECK ANSWERS**

1. Which of the following are Boolean operators? A. and, or, not ********* B. to, for, from C. a, an, the D. is, are, not 2. How are boolean search strategies and other search filters useful? a. They organize results alphabetically******* b. They narrow the search results c. ...
*April 9, 2014*

**Language Arts ~CHECK MY ANSWERS~**

Are these answer are correct? Please be 100% correct / honest. Directions: For questions 7–15, rewrite each sentence, adding commas where needed. 7) While I was researching skateboards, I found an interesting old newspaper. 8) In the June 29, 1999 edition of the Mercury ...
*April 8, 2014*

**Language Arts ~CHECK MY ANSWERS~**

Your Welcome, and thanks I got the answer already!
*April 8, 2014*

**Language Arts ~CHECK MY ANSWERS~**

is #1 is: a. complain when they have bad luck.
*April 8, 2014*

**Language Arts ~CHECK MY ANSWERS~**

Here is the poem for # 2: Another Mountain Sometimes there’s a mountain that I must climb even after I’ve climbed one already But my legs are tired now and my arms need a rest my mind is too wary right now But I must climb before the storm comes before the earth ...
*April 8, 2014*

**Language Arts ~CHECK MY ANSWERS~**

1.) Resilient people usually a. complain when they have bad luck. b. bring good luck to others. c. are able to deal with setbacks. • My Answer: (B- brings good luck to others.) 2.) When the speaker refers to pausing to “enjoy the view / of the trees and the flowers ...
*April 8, 2014*

**Language Arts-check answer-**

Yay, Thank You Ms.Sue
*April 8, 2014*

**Language Arts-check answer-**

ANNE: I’m trying. Really I am. Every night I think back over all of the things I did that day that were wrong . . . like putting the wet mop in Mr. Dussel’s bed . . . and this thing now with Mother. I say to myself, that was wrong. I make up my mind, I’m never ...
*April 8, 2014*

**pure liquid**

Water
*April 7, 2014*

**Math - Algebra2**

Given the functions: f(x)=3x+2 g(x)=3/x^2+2 h(x)=sqrt(x-2) Find the following a) (f∘g)(-5) b) (h∘g)(3) c) (g∘g)(-2) d) (f∘h)(12) Thanks
*April 3, 2014*

**Math - Int Trig**

I can't edit but f(x) is suppose to be f(x)=3x+2 I put 2x by mistake!
*April 3, 2014*

**Math - Int Trig**

Given the functions: f(x)=2x+2 g(x)=3/x^2+2 h(x)=sqrt(x-2) Find the following 1) (f∘g)(-5) 2) (h∘g)(3) 3) (g∘h)(-2) 4) (g∘g)(-2) 5) (f∘h)(12) Find the following and state the domain: 6) h∘g 7) f∘g 8) g∘f 9) g∘g 10)g∘h
*April 3, 2014*

**Child Development**

Recognizing the decreasing volume in the sound of a car engine goes with the sight of a car moving away rather than moving toward you is an example of _______ perception. A) Direct B) Depth C) Intermodal D) Constructivist Is it C
*March 20, 2014*

**Child Development**

Which of the following is TRUE regarding myelination? A) myelination begins prenatally and continues for years after birth. B) Myelination helps nerve impulses travel faster. C) The myelin sheath insulates the nerve cell. D All of these. I think the answer is A but then i ...
*March 20, 2014*

**physics**

The magnitude of the magnetic field produced by a long straight current-carrying wire is: proportional to both the current in the wire and the distance from the wire proportional to the current in the wire and inversely proportional to the distance from the wire inversely ...
*March 17, 2014*