Thursday

March 5, 2015

March 5, 2015

Total # Posts: 950

**Math- brain teasers!**

13 cats
*October 19, 2008*

**4th grade Language Arts**

I need to know an example of a metaphor. We need to make a metaphor out of this sentence "Pablo sniffed the air."
*October 14, 2008*

**Math**

Thank you!
*October 12, 2008*

**Math**

How would you go about solving this problem? A 2000 L tank containing 550 L of water is being filled with water at the rate of 75 L per minute from a full 1600 L tank. How long will it be before the two tanks have the same amount of water?
*October 12, 2008*

**5th grade math**

i need help lol im in collge and helpingout 5th grade ll help me please?
*October 10, 2008*

**Science**

i ment there
*October 9, 2008*

**Science**

ya if you go to google and type the elements names it should be good
*October 9, 2008*

**Algebra**

p=2a+2b solve for b b=p-2a/2b
*September 30, 2008*

**English**

Hi I am a high school student and I am dual enrolled in college. I have an essay due for my composition class in college and I mention Wet n Wild in my paper. I wanted to know if Wet n Wild should be capitalized since it is a place name or if it should be left just as I have ...
*September 10, 2008*

**9th grade Eng pre ap**

This question deals with the the 4 verb tenses By the climax, thr central character in the novel accepted his responsibility HELP!
*September 8, 2008*

**rounding decimals**

what do u do when u have to round the demials with a nine? Thanks!Bye!
*September 7, 2008*

**English 2 honors**

can someone please give me a website to go to, to find these stems please,or can you please tell me the meanings for these stems: per- gamy gyn/gyno mania path phobia psych soph annus cap/capit cor/cord homo manu milli ped/pod sect -ary -ence/-ance -some if you could answer ...
*September 3, 2008*

**12th grade**

how do you solve limits that have infinities!?
*September 2, 2008*

**Precalculus**

The problem is: Rewrite f(x) = abs(x-2) + [2 * abs(x+5)] I don't even know where to start. PLEASE HELP!!!!!!
*August 15, 2008*

**Precalculus**

Find the inverse function of f(x) = 1.5 ln(x-2) + 4 Please help! I don't even know where to start ):
*August 6, 2008*

**psychology**

Who where the famous people that Maslow said had reached self actualisation?
*July 4, 2008*

**history**

It is very unprofessional for you to call us "idiots". I come to this site often so find referral links for further research when the text does not clarify on a specific topic. I would be happy to forward the week text for you to review, and then the name "idiot...
*July 2, 2008*

**Math**

Find all x, -4pi < x < 6pi, such that [cos(x/3)]^4 + [sin(x/3)]^4 = 1 PLEASEEE HELPP! :(
*May 27, 2008*

**social**

There are a few different meanings... 1) Holding more than one position at the same time. 2) It can be tied to religious/cultural diversity as well.
*May 27, 2008*

**Math-Optimization**

The material for the base of a box will cost three times as much as the material for the sides and top of the box. The box must have a volume of 200 meters cubed. Find the most efficient way to built this box.
*May 27, 2008*

**physics**

Not sure if this applies to physics, but in math its... Vpyramid=1/3(area of base)(height)
*May 27, 2008*

**Math (Data Management)**

The student council is ordering pizza for their next meeting. There are 20 council members, 7 of whom are vegetarian. A committee of 3 will order 6 pizzas from a pizza shop that has a special price for large pizzas with up to three toppings. The shop offers 10 different ...
*May 27, 2008*

**Math**

The sides of a triangle form an arithmetic sequence with a common difference of 2. The ratio of the measure of the largest angle to that of the smallest angle is 2:1. Find the area of the triangle. PLEASE HELP!
*May 26, 2008*

**Precalc**

The sides of a triangle form an arithmetic sequence with a common difference of 2. The ratio of the measure of the largest angle to that of the smallest angle is 2:1. Find the area of the triangle. Please help!
*May 26, 2008*

**Math-Geometry**

The material for the base of a box will cost three times as much as the material for the sides and top of the box. The box must have a volume of 200m cubed. Find the most efficient way to built this box.
*May 15, 2008*

**Math**

You are in charge of a tank to be used for water storage. Your boss has told you that he wants a cylindrical tank with a minimum capacity of 300,000 cubic feet. Your boss wants to spend the least possible amount in painting the tank. Design a tank to meet this objective.
*May 15, 2008*

**math**

I don't understand this question. ƒ(2n) = 2ƒ(n) for all integers n ƒ(4) = 4 If ƒ is a function defined for all positive integers n, and ƒ satisfies the two conditions above, which of the following could be the definition of ƒ?
*April 21, 2008*

**Algebra**

My answers are A=2-C B=(35-7C)/(-2)
*April 18, 2008*

**Math**

Can someone tell me how to solve my problem? Do I just start plugging in numbers or is there some rational to figure this out? Sum of three numbers is -5. First, minus second, plus 4 times the third is -20. The third plus 4 times the first plus the second is -20.
*April 18, 2008*

**geography**

is the ozark plateau in northen or southern missouri
*April 17, 2008*

**Quadratic Functions**

I need help solving this equation: y=-2x^+3 And you do need to graph this equation so can someone please help me?
*April 7, 2008*

**math riddle ALGEBRA WITH PIZZAZZ**

I need help with this!!!!!!!!!!!!
*April 6, 2008*

**Algebra**

x^2-2x-8,=0 graph an appropriate quadratic function (x-4)(x+2)<=0 x-4<=0 x+2<=0 answer x<=4 and x,=-2
*April 3, 2008*

**Algebra HELP!**

Consider the function h as defined. Find functions f and g so (f o g)(x)=h(x) h(x)=8/x^2+10 I think it is: h(x)=8/x^2+10 h(x)=8/x^2+10*x^2/x^2 h(x)=8/x^2+10x^2/x^2 h(x)=8+10x^2/x^2 h(x)=10x^2+8/x^2 h(x)=2(5x^2)+2(4)/x^2 h(x)=2(5x^2+4)/x^2
*March 28, 2008*

**Math**

Domain; 17 Range; 20
*March 28, 2008*

**Algebra**

I need to know if I need to further reduce my answer or if I leave it the way I have it. I have the original problem and then my answer. -b +or- sqrt b^2=4ac/2a answer x= -1/2 +or- 1/10
*March 19, 2008*

**Algebra**

Did I do this right? Or do I need to start over. Find the slope of the line described. A line perpendicular to -4x+4y=-2 -4x+4y=-2 4y=4x-2 4y/4=4x-2/4 y=1x-1/2
*March 19, 2008*

**Algebra**

I need to know if I need to further reduce my answer or if I leave it the way I have it. I have the original problem and then my answer. -b +or- sqrt b^2=4ac/2a answer x= -1/2 +or- 1/10
*March 19, 2008*

**Algebra**

Thanks, I think I have it.
*March 18, 2008*

**Algebra**

Can someone help me? Do I subtract 17 on both sides and then............ The position of an object moving in a straight line is given by s=2t^2-3t, where s is in meters and t is the time in seconds the object has been in motion. How long (nearest tenth) will it take the object...
*March 18, 2008*

**math**

I need to know how to do percents. Example: what is 6% of 18?
*March 17, 2008*

**Algebra**

Sorry, I should have put 5w(3x-4y-5z)=5w
*March 13, 2008*

**Algebra**

Help! I think I am right, but not sure. Factor out greatest common factor then simplify the factors 15wx-20wy-25wz= 5w(3x)+5w(-4y)+5w(-5z)= 5w(3w-4y-5z)= 5w
*March 13, 2008*

**Algebra**

Help! I think I am right, but not sure. Factor out greatest common factor then simplify the factors 15wx-20wy-25wz= 5w(3x)+5w(-4y)+5w(-5z)= 5w(3w-4y-5z)= 5w
*March 13, 2008*

**chem**

Which do you run out of first, the limiting reactant or the excess reactant?
*March 12, 2008*

**Physics**

Why do we rationalize a denominator? The only reason I can think of and can find in a search is to reduce it because it makes it simpler but is not necessary. Help! I have to write a paper on it.
*March 12, 2008*

**Biology**

Can someone explain to me in simple terms deductive and inductive reasoning. Every time I find a new definition, I get more confused. I think that deductive is when you try to figure out from something that is generic and inductive is when you already know what will happen. Am...
*March 11, 2008*

**chem**

How many moles of water are produced when 1.05 g of oxygen gas reacts with 1.22 g of hydrogen gas to produce water?
*March 9, 2008*

**chem**

How many grams of nitric acid(HNO3) will be produced when 0.51 mol of dinitrogen pentoxide reacts with water to form nitric acid?
*March 7, 2008*

**chemistry**

How many moles of iron(II)sulfide are produced when 4.38g of Fe reacts with 2.88g of S to produce iron(II)sulfide?
*March 7, 2008*

**Biology2**

What is the function of oxygen in the main degradative pathway,aerobic respiration?
*March 7, 2008*

**chemistry**

how many sublevels exist in the fourth principle energy level? a) 2 b) 4 c) 16 d) an infinite number
*February 28, 2008*

**chemistry**

the third quantum number, m, indicates what property of the electron? a) orbital b) spin c) charge d) energy level
*February 28, 2008*

**chemistry**

the third quantum number, m, indicates what property of the electron?
*February 28, 2008*

**social studies**

unleart
*February 25, 2008*

**algebraic reasoning**

the relationship b/w the distance d, in feet, required to stop a vehicle and s, the speed in miles per hour that the vehicle was traveling, is given by the equation d=0.0155s(squared)/f f represents the coefficient of friction b/w the tires and the road *it took a car 205 feet...
*February 23, 2008*

**numerical & proportional reasoning**

students in a biology class measured and recorded the lengths of different microscopic organisms. the results are recorded below. organism lenght(millimeters) a 0.00065 b 4.72* 10(exponent -4) c 8/10,000 d ?? a- a fourth organism was measured and found to be 1/40 the length of...
*February 23, 2008*

**Science**

I need an example of a disaccharide. Would an examle be lactose?
*February 23, 2008*

**PhYs...alpha particles**

Do you need to use the equation or can you just plot a graph of the distances you move the alpha particle source against the air pressure?
*February 17, 2008*

**Chemistry**

I am not sure if I answered the question below correctly and if I need all the information in my answer. Do I need all of this information? Why does the simplest ketone have 3 carbon atoms and no less? The simplest ketone has three carbon atoms and no less because of the ...
*February 16, 2008*

**history**

who stood behind Ned Kelly when he was going to be hung
*February 12, 2008*

**Chemistry**

My question is why is benzene less reactive than 1,3,5-cyclohexatriene? I cannot find anything on 1,3,5 cyclohexatriene and why it is more reactive. I know that benzene does not undergo addition reactions and is extremely stable to oxidizing reagents. C atoms in benzene are ...
*February 11, 2008*

**Chemistry**

My question is why is benzene less reactive than 1,3,5-cyclohexatriene? I know that benzene does not undergo addition reactions and is extremely stable to oxidizing reagents. C atoms in benzene are connected by delocalized double bonds which make them available to all carbon ...
*February 10, 2008*

**Chemistry**

My question is why is benzene less reactive than 1,3,5-cyclohexatriene? I know that benzene does not undergo addition reactions and is extremely stable to oxidizing reagents. C atoms in benzene are connected by delocalized double bonds which make them available to all carbon ...
*February 10, 2008*

**Chemistry**

Formula of 1,3-butadiene The answer I came up with is CH2=CH-CH=CH2 Am I close?
*February 9, 2008*

**Chemistry**

NCl3 is not covalent by the way... i just put it in as my answer and got it wrong.
*February 4, 2008*

**spanish sra Mcgin**

I need this checked, I wrote the question then the answer in spanish and then translated it into what I said but i'm not sure if it's right: 1.Que es el suceso? El suceso es una fiesta. What is the event? The event is a party. 2.Que tipo fiesta? Una fiesta de ...
*January 29, 2008*

**FIRST GRADE GRAMMER**

I AM HELPING MY DAUGHTER WITH HER HOMEWORK AND THE TEACHER MARKED HER ANSWERS WRONG. I WANT TO SEE IF SHE IS CORRECT. WHAT WOULD THE 2 ADJECTIVES BE IN (BROOKE, BRUCE AND ELSIE ALL RIDE THE SAME BUS.)
*January 15, 2008*

**1ST GRADE GRAMMER**

WHAT IS THE PREDICATE IN THE SENTENCE I GAVE AN APPLE TO THE HORSE.
*January 15, 2008*

**math**

okay so i have this word problem. The measurements of the upper portion of the hutch, in inches, were: 9 3/4, 12 9/16, 10 3/8, and 16 7/16. The total hight of the hutch is 82 3/8inches. a)what is the height of the upper portion? b)what is the height of the lower portion?
*January 8, 2008*

**Am I correct on this question (accounting)**

The question is: which accounts normally require an adjusting entry: Choices to choose from were: Salaries payable, Land, Dana Cates Drawing, Accumulated Depreciation, Unearned Rent and Supplies. The ones that i chose for the question were: Salaries Payable, Accumulated ...
*December 2, 2007*

**Social Studies (World History)**

The trans-saharan routes and the gold-salt routes either don't fit in the time frame or the region.
*November 12, 2007*

**Social Studies (World History)**

I need to find information particularly on agricultural and pastoral production in central Africa during the time span: 600-1450. If info on this subtheme does not offer a lot of info, we may use the bigger theme which is creation, expansion, and interaction of economic systems.
*November 12, 2007*

**history**

what does Shahadah mean?
*November 6, 2007*

**History**

what does Abbasids mean?
*November 6, 2007*

**History**

Do you know a short meaning to the word: Umayyads?
*November 6, 2007*

**history**

what is the meaning of Medina?
*November 6, 2007*

**History**

What does Hejira mean?
*November 6, 2007*

**physics**

A 1.82 kg box moves back and forth on a horizontal frictionless surface between two different springs, as shown. The box is initially pressed against the stronger spring (k1 = 37.0 N/cm), compressing it 3.10 cm, and then is released from rest. By how much will the box compress...
*October 27, 2007*

**Biology**

So the question is: What is the evolutionary significance of the 'Euglena' that forms a perspectie of utiliazing pigments to capture light energy? I researched for hours but couldn't find information on evolution of Euglena. please help ASAP! Thank you!
*October 21, 2007*

**science**

how do you draw C2H6 as chemical structure?
*October 20, 2007*

**civics**

What are some personal qualities an adviser to the president should have?
*October 11, 2007*

**science**

i need help on my science fair project. i'm doing it on fabric. can you help me?
*October 9, 2007*

**...Physics...**

606.9
*October 7, 2007*

**math...help please!**

Find the 35th term of the sequence in which a1 = 7 and the common difference is 7.
*October 2, 2007*

**math**

how do you make 16 2/3% into fraction?
*September 20, 2007*

**math**

how do you make 16 2/3 into fraction?
*September 20, 2007*

**science**

What is matter? And four examples of objects/substances that would be classified as ''matter'' Please help me with this question and anyhting else you know about ''matter''
*September 17, 2007*

**Biochemistry**

Which two ionization states of lysine are present at pH 7 in what and ratio? Show calculation
*September 9, 2007*

**Precalculus**

If f(x-2)= square root of x^2 - 16 and g(x)= 3^x/(2-x), then find [f(3)+g(5)]/2. I honestly don`t even know where to start! please help :[
*August 28, 2007*

**miles to meters**

how do you convert 2250 miles to meters?
*August 26, 2007*

**MATH!!!!!!**

Roger purchases two doughnuts and three cookies at a doughnut shop and is charged $3.30. Sam purchases five doughnuts and two cookies at the same shop for $4.95. All the doughnuts have the same price and all the cookies have the same price. Find the cost of one doughnut and ...
*May 28, 2007*

**physical science**

what is required for work a force moving something, and movement of that something in the direction of work.
*May 27, 2007*

**science geology**

explain how a crosscutting feature is always younger than the rock layers it cuts across? Wouldn't it require the underlaying rock to be formed well before it was crosscut?
*May 13, 2007*

**MATH!!!**

To measure the length of a hiking trail, a worker uses a device with a 2-foot diameter wheel that counts the number of revolutions of wheel makes. If the device reads 1,100.5 revolutions at the end of the trail, how many miles long is the trail, to the nearest tenth of a mile...
*May 13, 2007*

**MATH!!**

A fish tank with a rectangular base has a volume of 3,360 cubic inches. The length and width of the tank are 14 inches and 12 inches, respectivily. Find the height, in inches, of the tank? V=LxWxH 3360=14x12xH 3360=168xH H=3360/168 H=2O 14x12=168 3360/168=20 which would be the...
*May 13, 2007*

**MATH!**

graph the following system of inequalities on the accompanying set of axes and label the solution S. y>x-4 i got this one. but how would you graph y+x> or = to 2. How do you find the slope and y intercept? Change it to read (subtract x from both sides y>-x +0 slope......
*May 13, 2007*

**MATH!!**

The area of Mrs.Raders rectangular garden is 100 square feet. One side is a stone wall. She encloses the other 3 sides with 30 feet of fencing. What are the dimensions of her garden? I have the length of the triangle to be 30-2x and the width to be x. But soo how would you put...
*May 7, 2007*

**MATH!**

The length of a triangle is twice the width. The area is 32 square units. Find the length and width. I have the length of the triangle=2x and the width=x... so would the equation be 2x(x)=32 OR NO? Assume the "length" is the height measured from some side we will ...
*May 7, 2007*

**MATH!**

To get from his high school to his home, Jamal travels 5.0 miles east and then 4.0 miles north. When Shelia goes to her home from the same high school she travels 8.0 miles east and 2.0 miles south. What is the measure of the shortest distance, to the nearest tenth of a mile, ...
*May 6, 2007*

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