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Posts by Sally

Total # Posts: 1,217

math
5 hockey pucks and three hockey sticks cost $23. 5 hockey pucks and 1 hockey stick cost $20. How much does 1 hockey puck cost?

College Algebra
solve the following equation. 9^(x-1)+4*3^(x-1)=5

College Algebra
solve the following equation. 9^(x-1)+4*3^(x-1)=5

stats
A) A and B are not independent: P(A)*P(B)= 0.25*0.30 = 0.075. This is not equal to P(A and B) = P(B|A)*P(A) = 0.48*0.25 = 0.12. B) P(A and B) = P(B|A)*P(A) = 0.48*0.25 = 0.12. C) P(A or B) = P(A) + P(B) - P(A and B) = 0.25 + 0.30 - 0.12 = 0.43 D) P(A|B) = P(A and B)/P(B) = 0....

5th grade math
x+13 is a fact family to 42 so 29+13=29 -13 ---- 29

History
What did people in the House of Tudor do?

History
@Writeacher - what do you mean by read widely?

History
The Inuit people of North America are all _______________

Science
Which of the following would typically contain ribosomes? (a) fungi (b) bacteria (c) Archeae (d) viruses (e) prions

Math
A marble is 12mm in diameter. What is the smallest height box that is 96mm square that can hold 200 marbles and still have the lid fit on the box without interference?

Chemistry (Math)
Also, Is the height of the liquid in the cube beaker less than or greater than 1 cm? This was a follow up question. Since, the answer is 0.8. This would be less than, correct?

Chemistry (Math)
Thanks! I understand what you are doing. Just one question: how did you get 80?

Chemistry (Math)
A chemist pours 200 grams of a liquid (density = 2.5 gm/mL) into a cube beaker with 5 cm edges and a graduated cylinder with a base radius of 5 cm and a height of 5 cm. What is fraction of the liquid that needs to be put in the graduated cylinder such that the liquid height is...

Chemistry (Math)
A chemist pours 200 grams of a liquid (density = 2.5 gm/mL) into a cube beaker with 5 cm edges and a graduated cylinder with a base radius of 5 cm and a height of 5 cm. What is fraction of the liquid that needs to be put in the graduated cylinder such that the liquid height is...

ENGLISH
sorry that i put Jay as my name was talking and typin at the same time

ENGLISH
Please Check for any errors I wish to compliment you on the radio ad you presented to the committee yesterday. This ad will be a fine complement to our advertising campaign for Wiz our new product. By the time, we have our next meeting you may be able to devise additional ...

Chemistry
Consider the reaction: 2 H2S(g)--><-- 2H2(g) + S2 Kp= 2.4 x 10^-4 at 1073k A reaction mixture contains .112 atm of H2,.055 atm of S2, and .445 atm of H2S. Is the reaction mixture at equlibrium? If not, in what direction will the reaction proceed?

Chemistry
Consider the reaction: 2 H2S(g)--><-- 2H2(g) + S2 Kp= 2.4 x 10^-4 at 1073k A reaction mixture contains .112 atm of H2,.055 atm of S2, and .445 atm of H2S. Is the reaction mixture at equlibrium? If not, in what direction will the reaction proceed?

Math
Find the area of the triangle ABC given A = 30°, b = 5, and c = 2.

chemistry
Ag+HNO3-----AgNO3+NO+H2O balance the redox reaction using the oxidation-number method

8th grade science
because your body is 60% water.

geometry
what 3 dimensional shape has base of a triangle,4 faces,6 edges and 4 vertices?

Math
The number of people waiting in a line for a movie hours (x) people (y) 1 170 2 230 3 290 4 350 Is this discrete or continuous data?

geometry
Trapezoid ABCD has height 4, BC=5, and AD and BC are perpendicular. Find the area of the trapezoid.

geometry
Trapezoid ABCD has height 4, BC=5, and AD and BC are perpendicular. Find the area of the trapezoid.

math 5th grade
Insert parentheses to make sentence true: 32 + (-4) - (-5) * 4 = 13

math - 5th grade
Insert parentheses to make sentence true: 8^2 - (-9) + (-10) * 8 = 88 (8^2 is 8 squared, just couldn't type it in the traditional way).

writing
Write a paragraph about the Syrian car 'Sham'

English
Would it be Do you still have relatives living there, Kate?

English
Do i need a comma? Do you still have relatives living there Kate?

geometry
maddie throws a baseball fom third base to first base. The four go foot lines between the bases from a square which number is the best estimate of how far maddie throws the baseball

Chemistry
2. 12.5 ml of 0.280M HNO3 and 5.0mL of 0.920M KOH are mixed. To make the resulting solution neutral, which of the following should be added? -1.1 mol HCl -1.69 mL of 0.650M HBr -0.55 mmol Mg(OH)2 -2.2mL of 0.50M LiOH -none of the above; already neutral -KOH is in excess by 0....

Chemistry
Please help me with these questions: 1. Consider the equation:2Na+ 2H2O-->2NaOH +H2 -If 92.0g of sodium is reacted with 76.0g of water until the reaction goes to completion, which reactant will remain and in what quantity? A: I know that H20 is the reactant that is in ...

Algebra
If the ratio of onions to cilantro is 4:3 and I use 2/3 cup onion how much cilantro do I need?

MATH
SOLVE BY ELIMINATION METHOD 7r-8s+-20 8r+7s+74

math
help by solving substitution method 6x+5y=-12

math
sorry typed it wrong 5/4 x + 1/8 = 5/8 + x

math
need help 5/4x1/8x=5/8+x

Math --- For Reniy
My answer on the problem was paralle ???

Hard math
Solve by using the multiplication principle -2x> 1 over 9 I have tried this problem and can get no where with it can someone please help me????

math
Ok I understood that a little better. Thank you for your help.

math
I would have to say paralle the way I did them but I am not to good at theis type of problem.

math
Decide weather the pair of lines are paralle, perpendicular, or neither. 5x+4y=3 4x+5y=1 I am lost here

Algebra
Decide weather the pair of lines are paralle, perpendicular, or neither. 5x+4y=3 4x+5y=1 I am lost here

Literature
I have to do an essay on the poem "The mirror"- the essay must include what literary Techniques are used to characterize the mirror, the lady and the relationship between them -Can i gat help please

calculus
what is the vertical asymptote of f(x)=x^3+2/x+5?

math
is the answer 3

math
im only 4 years old

math
zoe has 5 apples she gives 2 to her friend dan how many apples does she have left

unscramble spanish words
seadyura

AP Calculus
Hi, we just learned this new section today, and I am very confused.... A particle is moving around the unit circle (the circle of radius 1 centered at the origin). At the point (.6, .8) the particle has horizontal velocity dx/dt = 3. what is its vertical velocity dy /dt at ...

science
what are the global winds that effect north america?

Chemistry
A 5.0-g Sample of KBr at 25.0 degrees celsius dissolves in 25.0 degrees celsius 25.0 mL of water also at 25.0 degrees celsius. The final equilibrium temperature of the resulting soltution is 18.1 degrees celsius. What is the enthalpy of of solution in kilojoules per mole of KBr?

5th grade math
Jill, Try converting 6 1/8 and 1 7/8 to fractions. It will be easier to ad and subtract a fraction. For instance 4 1/4 converted to a fraction would be 17/4.

science-math
the great red spot is about 40,000 km long and about 12,00 km wide. what is the approximate area in km2(the two is square) -thank you in advance

science
hypothesize- mercury is the closest planet to the sun, yet it does not reflect much of the sun's light. what can you say about its color? can you please explain the question and answer it -thanks in advance

science
i don't understand

science
HYPOTHESIZE-mercury is the closest planet to the sun , yet it doesn't reflect much of the suns light. what can you say about mercury's color? Please help.thanks in advance

science
1. describe the relationship between the mass of a planet and the number of satellites it has. 2. an observer on earth can watch venus go through phases much like earths moon does. expleain why this is so? i looked all through my text book for the answer but coundn't find ...

Writeacher
Sorry :-(

To Everyone on this Site
Sorry, I ended up getting everything squished up there. It is clarified here. Give details of what traits you appreciate in yourself. This was our question of the day for class, and so I thought I would share it with all of you on here. First I’ll tell you what traits I ...

chemistry
Are you in chem 109?

music
what are some of the occasions where you would sing. Like "happy birthday". i can't think of anything, so could you please just toss in some ideas. Can be spiritual/cultural. Anything really.

2nd grade
seventy four

social studies
How much tea was imported to the colonies from Britain in 1773, in 1774, and in 1775?

Physics- pls help
A 5kg object starts at rest and has a force applied to it of 10 Newtons for 2 seconds, followed by 20 Newtons for 2 seconds, followed by 30 newtons for 2 seconds, all in the same direction. a. Determine its final velocity b. Sketch a graph of force vs time c. Create a ...

Math
Thanks Jen!

Math
An adult crocodile weighs up to 2200 lbs. If a young crocodile weighs 157 lbs, how many pounds might it be expected to gain in it's lifetime? How do you write a word sentence that describes the inequality situation?

math
Part 1: A long jumper leaves theground at an angle of 21.7 degrees to the horizontal and at a speed of 10.6 m/s. The acceleration of gravity is 9.8 m/s^2. How far does he jump? Answer in units of m. Part 2: What is the maximum height he reaches? Answer in units of m.

College Chemistry
Of KCl and NaCl, which has a higher lattice energy? What is lattice energy? Lost. Please help.

College Chemistry
elements in which group form -2 ions

Physics
A mechanic pushes a 3.6 multiplied by 103 kg car from rest to a speed of v, doing 4600 J of work in the process. During this time, the car moves 27.0 m. Neglecting friction between car and road, find each of the following. (a) the speed v m/s (b) the horizontal force exerted ...

math
Suppose you drop a ball from the top of a five-story building onto the sidewalk 70 feet below. a. What is the initial velocity of the ball? b.Determine a function for the height of the ball t seconds after it's released. c. How long will the ball be in the air before it ...

physics (force table)
In a four force case, could the ring ever be in equilibrium if all four pulleys were placed in quadrant one?

Reading
I need a sentence for keening.Please help me.

Scarlet Letter - essay - Thesis help
ok thanks:)it great

Scarlet Letter - essay - Thesis help
ok thanks New Thesis: Hawthorne stressed the sin by stretching the idea of sin and making the letter A seem as if it is a mystical character itself, and allowing the letter(sounds a little weird, should I put "sin" instead?) to be able to physically harm and hinder ...

Scarlet Letter - essay - Thesis help
So I am writing about how I agree with this one critic that Hawthorne over used symbolism in the book the Scarlet Letter. My thesis: He stressed the sin by stretching the idea and making it seem like it is a mystical character itself, and allowing it to be able to physically ...

Physics
10 west

11th grade Algebra
A number is multiplied by -3 and then this product is decreased by 7. The result is 4 less than twice the opposite of the number. what is the number?

Referents
Give referents for the following: 1cm square = area of fingernail 1 inch square = ? could it be an area of a dice 1 metre square = ? could it be a picture frame? I don't know what referents to use for those two.

Science
Imagine that a group of factories and power plants lies 200 kilometers to the west of a forest where the trees are dying. Describe three steps in a process that could be causing the trees to die.

science
why are dust particles and other particles necessary for percipitation?

CSN
identifying three challenges that might arise when writing a paper.

European History
Can someone please describe the geography of Europe to me or give me a place that I can read on it. I need to answer a question that asks what the disadvantages of Europe's geography are. Thanks

drama
Any ideas for a funny parody fairytale - good still winning over evil? I also need to make a role play out of this, so any ideas to do with plays are greatly appreciated.

english
thanks

english
It's a part of an assignment i'm doing, is a shower a part of technology? Could you also give me examples of technology we use in everyday life?

business mathematics
What are the financial costs to a business owner who receives a bad check?

Maths
( 22 ears ) ( 1000 / acre ) ( 700 kernels / ear ) ( 1 bushel / 90,000 kernels ) = 170 bushels / acre

algebra2
what do you call it when someone pays back a loan quickly??

Spanish
State whether the article is used or omitted and give examples: 1. with no existe and an unmodified noun. 2. with haber in the negative or interrogative 3. to say "a so-called" 4. With convertirse and a modified profession 5. with millon 6. with otro

AP Spanish
Write the definitie article (if necessary). Use parenthses if the article is optional. 1. Aprendo _____ japones. 2. _____ Africa es grande. 3. Esta en _______ carcel. 4. Que es _____ quimica? 5. Come ____ almuerzo.

Chemistry
The explanation is poor try putting up the answer ! So people can see the way to proably do it!

math
Identify the property of multiplication of whole numbers that is illustrated in the following. 3 * 1 = 3

Statistics
15/19 = 0.79

teachers????
Ok thank you for the info. Yes I see the response now. Thanks

teachers????
what time do you quit helping on line?? I posted a question???

teachers????
I was wondering the same thing???? I got online last night about the same time and never got anyone to answer????

xacc 280
At October 31, Nathan Company made an accrued expense adjusting entry of $1,400 for salaries. Prepare the reversing entry on November 1, and indicate the balances in Salaries Payable and Salaries Expense after posting the reversing entry. can someone tell me if this is the ...

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