Thursday

April 24, 2014

April 24, 2014

Total # Posts: 1,513

**math**

proportions 4/21=x/168

**math**

marty has saved 72 dollars he spent 8 dollars write a ratio as a fraction in simplest form to represent what portion of his saving he has f\left

**math**

marty has saved $72. He spent $8 on a video rental. write a ratio as a fraction in simplest form to srpresent what portion of his savings he has left

**math**

thanks

**math**

how are triangles and trapziods alike

**math**

how is a triangle and a trapezoid alike

**math**

how are a trapezoid and a traingle alike

**Science**

i know you morgan fisher

**math**

no. the -4 goes with the entire problem. That's how the problem is written on my paper on two lines

**math**

evaluate (2 ^-4 - 3) the -4 goes with the whole problem

**Statistics**

The driver of a truck loaded with 900 boxes of books will be fined if the total weight of the boxes exceeds 36450 pound. If the distribution of the weight of a box has a mean of 40 pounds and a variance of 36, find the approximate probability that the driver will be fined.

**world geography**

ok, thank you for the references. And do you know if this sentence is an example of an economic challenge: The government owns everything, collectives and state farms are trying to operate.

**world geography**

what does a social challenge mean? I'm trying to find the social challenges of Kazakhstan.

**Chemistry **

A student performing the water of hydration experiment can't seem to get his hydrate to constant weight. Several times he heats the compound, allows it to cool, and weighs it. But each time he does, he obtains a different mass. Can you suggest some possible causes for this...

**math**

the equation is Y=mx+b m=1,b=4 is it y=x+4

**math**

SO IS THE ANSWER B: -3; 4/3

**math**

what is the slope and y intercept of y=4/3x-3

**math**

what si the equation in slope-intercept form 5x-y=6

**Geometry**

10 units

**math **

what is the slope of (2,-1) and (3,2) is it -3

**math **

what is the slope of (3,-7) and (-1,-7) is it 4

**math **

what is the slope of (7,2) and (-1,3) is it -8

**Math**

By what factor should each edge of a cube be increased in order to increase its volume by a factor of 27? a.) 27 b.) 9 c.) 3 d.) 2

**Pre-Algebra**

what is the slope between the two points (3,-7) and (-1,-7) i dont know it

**math**

what is the slope between the two points (-4,6) and (-4,2)? is it 5

**math**

what is the slpe fo the two points (1,1) and (6,3)? is it -1/6

**Math**

I figured it out!! "x" equals 15! Thanks for your help!! I have more questions that i could use your help on!!

**Math**

How did you get the 75=5x?

**memorial**

Peter and Ashley each drew a triangle with an angle of 59 degrees. Under which condition would the triangles be similar?

**Chemistry**

Thank you so much!

**Chemistry**

What is the equationfor this?: Sulfur reacts with oxygen to produce sufur trioxide

**math**

so is it 75

**math**

hello

**math**

so its 0.12 right can you u just go thorough it with steps

**math**

is it 0.12 can u help me

**math**

last thing i promise ok the length of the wing of a model airplane is 3 in. if th escale of the model to the actual plane is 1in=25ft wha tis the length of the actual wing? is it 8.3 or 0.12

**math**

so the lenth of the object in a drawing is 6 inches right

**math**

and one more thing what is a proportion using the scale, 51ft, and the unknown legth of the drawing.

**math **

what is a scale? example please

**math**

so what points should i include in my explantion

**math**

you are making a scale drawing with a scale of 2 in =17ft. explain how you find the lenght of the drawing of an object that has an actual lenght of 51ft. what points should you include in your explanation?

**math**

how many feet are there in 4,000 miles?

**math**

so what points should you include in my explantation

**math**

you are making a scale drawing with a scale of 2in.=17ft. elplain how you find the length of the drawing of an object that has an actual lenght of 51ft

**math**

where did you get 5,280 from

**math**

the length of the Amazon River in South America is about 4,000 mi. How many feet is this?

**physics please help**

a 10.0-g marble rolls to the left with a velocity of magnitude 0.400 m.s^-1 on a smooth, level surface and makes a head-on collision with a larger 30.0-g marble rolling to right with a velocity of magnitude 0.100 m.s^-1. If the collision is perfectly elastic,find the velocity ...

**Pre-Algebra**

Suppose you consider a rectangular garden of 36 square meters with whole-number side lengths. What’s the dimension of design that has the least perimeter? What’s the dimension with the greatest perimeter?

**sCIENCE PLZZZZZZZZ HELP**

1. B 2. A 3. D 4. D

**sCIENCE PLZZZZZZZZ HELP**

1. B 2. A 3. D 4. D

**College Physics **

A 40 kg child is standing on the edge of a merry-go-round in a playground. Before they were deemed too dangerous, these were quite common. They were just huge rotating platforms you could sit on while someone spun you around in uniform circular motion until you screamed in ter...

**physics ( please help me)**

Ice hockey star Wayne gretzky is skatin at 13.0 m/s^1 towards a defender, who is in turn skating at 5.0 m/s^-1 toward gretzky.gretzky's weight is 756 N, that of the defender is 900 N. Immediately after the collision. gretzky is moving at 3.00 m/s^-1 in his original directi...

**physics ( please help me)**

a railroad handcar is moving along striaght, fricionless tracks. In each of the following cases the car initially has a total mass (car and contents of magniude 4.00 m/s^1. Find the final velocity of the car in each of the three cases. A) a 40.0 kg mass is thown sideways out o...

**math**

He Burned His Lip In The Exhaust Pipe

**social studies**

how does the constitution compare with the articles of confederation? please help!!

**math**

the perimeter of a room is 45 yards and the area is 120 square yards. what would be the perimeter and the area of the room on a scale drawing with the scale of 3 feet to 1 yard?

**physics**

A 70-kg fisherman in a 138-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.8 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat af...

**physics**

A 70-kg fisherman in a 138-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.8 m/s as in the figure below. Neglecting water resistance, and assuming the boat is at rest before the package is thrown, find the velocity of the boat af...

**Pre-calculus**

how to graph f(x)={-0.5x+5 if x<1 {-0.5(x+5) if x¡Ý1 (the {'s are supposed to be one long one)

**Pre-calculus**

what is the domain of f[g(x)]? A.all the elements x in the domain of g for which g(x) is in the domain of f B.the range of x

**Pre-calculus**

how to graph f(x)={3x+2 if x<5 {-3x-2 if x¡Ý5 (the {'s are supposed to be one long one)

**Pre-calculus**

how do you graph f(x)={2x+5 if x<0 {5 if 0¡Üx¡Ü10 {2x-10 if x>10 (the {'s is supposed to be one long one)

**Chemistry**

how many phosphorus atoms are present in 25.0 g of P4O10 ?

**reading**

u r suposse 2 help me shame

**reading**

i did but it is so confusing can you please just help me

**reading**

in "the night the bed fell" how does the fact that all of the character were alseep when thurber's bed fell cause them to act especially starNGELY

**reading**

in "the night the bed fell" what is Brigg's crtchet, or peculiar idea

**math**

w _ = 6 5 What is the value of w?

**math**

Thanks ! couldnt wait though lol so I had my mom help me. :D

**math**

Jada's house is 8 blocks from school. How many blocks does she ride her bike TO AND FROM school in 5 days? Explain how you found your answer

**Math**

carpet at a British home supply store sells for 16 pounds(currency)per square meter.What is the price in dollars per square yard.

**math**

plz help students in a math class need an average of at least 90 points to earn an A. one student test scores are 88,91,and 85 what must be the strudent score on the nest test to earn an A? it is Inequalities

**math**

you want to spend at most $10 for a taxi ride. before you go ansywre the taxi driver sets the meter at the initial charge of $2 the meter then adds $1.25 for every mile driven. if you plan on $1 tip what is th efarthest you can go? it is Inequalities

**English**

for the story the street of the Canon.. -how does pepe gonzalez behave when he first arrives in the village the night of the party? -What might Gonzalez's actions suggest about the kind of person he is? -How does Gonzalez arrange to dance with Sarita? -when they began danc...

**Chem Help PLEASE!**

nvm got it.

**Chem Help PLEASE!**

Asked earlier but got no reply :/ hopefully I get one now cause I'm really stuck and can't completely my assignment cause of one question.. How many grams of dry NH4Cl need to be added to 1.90 L of a 0.200 M solution of ammonia, NH3, to prepare a buffer solution that h...

**reading **

i dont know about this question what does the St. Crispians Day speech tell you about the character of Henry V can you please just help me

**reading**

can you please help me :)

**reading**

so is it that he wants the best for his army and that he thinks that they are the greatest can you please give me some of your answer

**reading**

last question i really dont understand this what does the St. Crispians day speech tell you about the character of Henry V Help me Please

**reading**

what reasons might Henry V have had for calling all the soliders, both noble and common, his brother in St. Crispian's day i think because they all worked together in the war. when they have worked and defeated the enemy together they are common, noble hard workers, and br...

**reading**

well i said that they are a good team ustoppable all fo them working as a team and they diserve the victory is it right or wrong you can add something

**reading**

hello ms sue describe the speaker's feeling about the calverymen. in the "the charge of the light brigade

**reading **

ok ms sue what is the spirit of the light brigade's calverymen as they mak their charge? i think at first some of them were questioning about the order like it was not going to work but, they couldnt turn back on their friends or commander in cheir. is that right

**Reading**

i think taht they lost the battle because when it said "while the horse and the hero fell", i knew tehy had lost the battle it that right

**Reading**

i think taht they will remember it because of the courageous people who fought on that day. the war they won was a honor and no one will forget that day. is that right

**reading**

that is what i thought thank you

**reading**

the soliders in "the charge of the light brigade" realize someone had blundered. Why do they still go into battle?

**Physical anthropology**

I think the answer is either d or b

**Physical anthropology**

Chinese premoderns retain certain H. erectus trails including- A. extreme post orbital construction and sagittal crests B. projecting canines and diastemata C. sagittal ridges and flattened nasal bones D. All of the above

**Physical Anthropology**

According to the multiregional evolution model- A. anatomically modern H. sapiens originated exclusively in Africa B. modern H. sapiens are a separate species from Neanderthals C. some local populations of archaic H. sapiens in Europe, Asia, and Africa contributed to the evolu...

**Pre-algebra**

what is 36>-9t and why please thank you

**Science (Chemistry)**

How many grams of dry NH4Cl need to be added to 1.90 L of a 0.200 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.99? Kb for ammonia is1.8*10^-5. Can anyone help me with this question? I have no idea how to solve it.

**voc 4**

The answer isnt most

**grammar**

What should i put? Five dollars (was,were)lying on the ground,so i turened them in at the office.

**physics**

The electric motor of a model train accelerates the train from rest to 0.680 m/s in 23.0 ms. The total mass of the train is 580 g. Find the average power delivered to the train during its acceleration.

**Health**

Maintaining a healthy diet can protect you from? A. Drug abuse B. Alcohol abuse C. Some cancers D. Sickle cell disease

**Math**

A farmer needs to enclose three sides of a pasture with a fence (the fourth side is a river). The farmer has 42 meters of fence and wants the pasture to have an area of 220 sq-meters. What should the dimensions of the pasture be? (For the purpose of this problem, the width wil...

**Chem 1A**

Calculate the [OH ‾ ], [H+], and the pH of 0.16 M solutions of each of the following amines. (a) triethylamine [(C2H5)3N, Kb = 4.0 10-4] (b) hydroxylamine (HONH2, Kb = 1.1 10-8)

**Physics**

Two point charges, +Q and -Q of mass m, are placed on the ends of a massless rod of length L, which is fixed to a table by a pin through its center. If the apparatus is then subjected to a uniform electric field E parallel to the table and perpendicular to the rod, find the ne...

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