Sunday

November 29, 2015
Total # Posts: 742

**Chemistry**

kind of yeah
*February 29, 2008*

**Chemistry**

i have no idea how to do it at all ive been absent for 3 weeks
*February 29, 2008*

**statistics**

The value of the z-score that is obtained for a hypothesis test is influenced by several factors. Some factors influence the size of the numerator of the z-score and other factors influence the size of the standard error in the denominator. For each of the following indicate ...
*February 29, 2008*

**math**

you are putting in a 20ftx30ft rectangular pool. your pool must be surrounded by a concrete sidewalk of uniform width and 3in thick. write an expression in terms of x to represent the volume of concrete contained in the sidewalk. explain how you got your expression.
*February 28, 2008*

**spanish**

el viaje era una experiencia muy grande
*February 28, 2008*

**Math**

The page numbers in a book use 810 Digits. If the book starts with page #1 how many pages are in the book. I think it's a trick question, because digits is underlined. Is the answer 810? What does it mean by uses 810 Digits?
*February 26, 2008*

**Math**

How to solve the two formulas for x+y=21 3x+4y=21
*February 26, 2008*

**Math**

A painter needs 3 days to paint the walls of a room. How long would it take him, working at the same rate, to paint a room that is twice as long, twice as wide, and twice as high as the original room?
*February 26, 2008*

**Math**

5*4*3=60 than 60*2=120 is that right
*February 26, 2008*

**Math**

so if take for instance I had 5', 4' & 3' as my sides i would take 5x4x3 * 2 for a 120?
*February 26, 2008*

**Math**

How do I find the surface area of a box
*February 26, 2008*

**Math**

It's 1:00PM Monday. What will be the exact time and day 1 million seconds later?
*February 26, 2008*

**math**

how much is 5 2/3 * -22 4/5?
*February 26, 2008*

**Math**

so the answer is 9 7/40
*February 26, 2008*

**Math**

How much is -3 1/5 + 12 3/8?
*February 26, 2008*

**Math**

Does the top view of a cone resemble more, a circle with a dot in the middle, a circle without a dot, a square with 2 full diagonal lines or a plane square?
*February 26, 2008*

**Math**

What is the size of an exterior angle of a regular nonagon (a 9 sided figure)
*February 26, 2008*

**Math**

Find the size of an exterior angle of a regular nonagon (a 9 sided figure). How do I find it?
*February 26, 2008*

**english**

what are the different types of advertising techniques?I did a project where i drew a bed and clouds,and said i went in the sky and brought down clouds to make this bed, so soft you'll fall asleep in a minute. Don't sleep on a bed of rocks anymore. what type of ...
*February 19, 2008*

**english**

what are the different types of advertising techniques?I did a project where i drew a bed and clouds,and said i went in the sky and brought down clouds to make this bed, so soft you'll fall asleep in a minute. Don't sleep on a bed of rocks anymore. what type of ...
*February 19, 2008*

**Math**

A painter needs 3 days to paint the walls of a room. How long would it take him, working at the same rate, to paint a room that is twice as long, twice as wide and twice as high as the original room?
*February 18, 2008*

**math**

if an aquarium is 5" x 10"x7" how much water can it hold using the scale 1"=6"
*February 13, 2008*

**Math**

If I have a piece of wood that is 7 1/4 feet long and I cut off 4 feet 8 1/2 inches how much is remaining? I think it's 2 feet 5 3/4 inches. Right?
*February 13, 2008*

**math**

Is 36 square feet equivalent to four square yards? How do I figure it?
*February 13, 2008*

**physcial science**

homogeneous mixture
*February 11, 2008*

**math**

If stacy jogs every 3rd day and swims every 4th day what day of the week will she end up on
*January 28, 2008*

**math**

How much would it cost to pour a concrete slab for a patio 14 feet by 16 feet and 6" thick if cost is $80 per cubic yard. I know 27cubic feet equals 1 cubic yard, so do I take 14*16 *27 or??
*January 23, 2008*

**Geometry**

A mailing tube is 25" long with a diameter of 4". What is the volume of a similar tube that has a diameter 50% larger than the original tube? So, the new tubes diameter would be 6. So to figure the volume do i take 3.14 *36 or??
*January 23, 2008*

**math**

the sum of two #'s is 17. there product is 72. what are the 2 numbers?
*January 22, 2008*

**Math**

Barney goes to the bank with 1000 - $1 bills and 10 paper bags. His instructions to the teller are to place the bills in the bags in such a way that when he returns later, he can request any amount of money from $1 to $1000 and the teller must be able to give him the money ...
*January 18, 2008*

**Geometry**

A trapezoid has an area of 128in2(inches squared), height of 32in, and one base is 5 inches. What is the length of the other base? How do I figure this?
*January 17, 2008*

**math**

yes, but how do I find out what is in each of the 10 bags.
*January 17, 2008*

**Geometry**

A pair of complimentary angles have measure x* (star equals degree) and x*(again star equals degree) + 8*. What is the measure of the smaller angle? the problems looks like x* and x*+8* AGAIN THE stars stand for degree. I think the answer is 6, but not sure how.
*January 17, 2008*

**Math**

I don't understand. It looks like it adds up to more than $1000. How much would be in each bag?
*January 17, 2008*

**Math**

Here is the question/problem. Barney goes to the bank with 1000 -$1 bills and 10 paper bags. His instructions to the teller are to plcae the bills in the bags in such a way that when he returns later, he can request any amount of money from $1 to $1000 and the teller must be ...
*January 17, 2008*

**Math**

How do I find the next number in the patter, 5,11,29,83,245 ? I think it's 454, but not sure how to figure it
*January 17, 2008*

**Math**

Is there a way I can draw a figure to send?
*January 17, 2008*

**Math**

Is there a way to draw a picture to get help with values in a rectangle or other shapes
*January 17, 2008*

**Geometry**

I have a quadilateral with the following values x-25, x+25, x-30 and the 4th angle is a 90degree and I'm supposed to find what x equals. any ideas how to figure x?
*January 17, 2008*

**Math**

I need to find the length of the missing side of a triange that has a side of 24 and another 10. (hint is to use a(squared) + b(squared) = c(squared) would it be 56?
*January 17, 2008*

**science**

an animal without a backbone is called a? an animal with a backbone is called a?
*January 14, 2008*

**Math**

ABCD * 4 = DCBA
*December 7, 2007*

**Math**

How do I solve for the missing letters in the following:? ABCD X 4 ______ DCBA (the 4 is listed under the D and it appears to be done as a mult. problem?
*December 7, 2007*

**Math**

I'm trying to enter this so it shows up to what I need, but I need to know how to solve for the missing Letters: ABCD X 4 ---- DCBA It reads ABCD times 4 and the 4 is under the D.
*December 6, 2007*

**Math**

Where do I start for this question. What is the most amount of money--all coins but no dollar coins--that you could have in your pocket and still not be able to give exact change for a dollar, a half dollar, a quarter, a dime or a nickel?
*December 6, 2007*

**science**

why is seattle warmer than chicago in january, but cooler than chicago in july?
*November 28, 2007*

**Geometry**

So none of these form a triangle right? Or are you saying no that it's not a trick question.
*November 27, 2007*

**Geometry**

I have 4 different examples that contain 3 numbers that I need to know if the 3 numbers in each set will form a triangle. 5,2,8 7,8,14 6,6,12 7,9,15 If the sum of the sides of a triangle must equal 180 than the answer is no to all. Right? But I think this is a trick question. ...
*November 27, 2007*

**Geometry**

so if I use Isosolese and acute that would be naming by the angle (acute) and Isosolese (sides)
*November 27, 2007*

**Geometry**

What does it mean to name a triangle by its sides and by its angles? I know isosolese, acute, right, etc. are examples of angles, what are examples of names by the sides?
*November 27, 2007*

**Geometry**

An Isosceles triangle has a 96degree angle. What are the measures of the other 2 angles? Do all triangles have to add up to 180degrees? If so, than this isn't possible because an isosceles triangle has 2 sides the same length. Correct?
*November 27, 2007*

**Math Calculus**

Ok thanks Reiny, I was able to solve (1.1),(2.2),(4) However I cant think of a way to solve (2) and (3), could you help me out? For (2) I dont know how to develope the formula to find the derivative since both sides are given and so is the rate. My only assumption is that the ...
*November 21, 2007*

**Math Calculus**

Ok for the last (1 and 2) I was able to do this 1) V = (1/3) π h³ dv/ dt = 1/3 π 3h² dh/dt dv/ dt = π h² dh/ dt dv/dt = rate sand is being dumped = 1.2m³ / minute 1.2 = π 3² dh/dt dh / dt = 1.2 / 9π = .0425 m/ minute 2) ...
*November 21, 2007*

**Math Calculus**

Hi, can anyone please help me solving these problems? any help will be greatly appreciated 1-If a tank holds 1000L of water, which takes an hour to drain from the bottom in the tank, then the volume V of water remaining in the tank after t minutes is V=1000(1-t/60)^2 0<=t&...
*November 21, 2007*

**Math**

What % of increase is it from 50 to 60? Do I just divide 50 by 60 which is .8333 and my percent is 8.3%
*November 4, 2007*

**Math**

Find the % of increase or decrease in changing from the first number to the second. 20 to 17 = what % of decrease? How do I figure this? Do I divide first the 20/17 whih equals 1.176 and that is my % of increase 1.18?
*November 4, 2007*

**What's another word for hungry?**

hungry
*October 28, 2007*

**Chemistry**

(2) Fe2(SO4)3+ Ca(OH)2-->Fe(OH)3+CaSO4
*October 25, 2007*

**Writing**

What is the difference between a common noun, proper noun, possessive noun and pronoun?
*October 18, 2007*

**Reading**

Okay, so if I hyphenate it will it make it a proper noun?
*October 18, 2007*

**Reading**

Is lady or lunch lady a proper noun in the following sentence? The lunch lady told me that I had to pay three dollars.
*October 18, 2007*

**Writing**

In the following sentence is I a propernoun? Sometimes I act fickle when I am deciding what to eat or drink.
*October 18, 2007*

**science**

Which plan would grow faster, a plant inside or outside?
*October 15, 2007*

**Language**

Are the nouns in the following sentences-- thing, pop or do I include she and whole and appetite? Would She be a noun also? She usually washed the whole thing down with a quart of pop. She had a big appetite.
*October 10, 2007*

**Language**

are the nouns in the following sentence, toppings, pepperoni, Italian, sausage, black, olives, green, peppers, onions, mushrooms or would I leave out the colors (I think they're adjectives) She always ordered extra toppings, like pepperoni, Italian sausage, black olives, ...
*October 10, 2007*

**Language**

are the nouns in the following sentence kind and cheese? She would eat either kind if it had big gobs of cheese.
*October 10, 2007*

**Language**

What are the nouns in this sentence? She liked thick crusts better than the thin and crispy type, but she wasn't really fussy. Are they: liked, crusts, thin, crispy, type, Or are they just: liked, and crusts. Is type a noun too in that sentence?
*October 10, 2007*

**Math**

Jason has a model airplane. The actual propeller for the plane is 12" wide. In Jason's model, the same propeller is 2" wide. What scale is he using--in lowest terms? How do I figure this?
*October 10, 2007*

**Math**

Bertha has a cake recipe that requires four cups of flour, four eggs, one cup of sugar, three cups of milk and one teaspoon of vanilla. Bertha discovers that she has only three eggs. If she decides to adjust the recipe accordingly, how much mill will she need? How do I figure ...
*October 10, 2007*

**Math**

take 32 divided by 6 than divide the 366 by that?
*October 10, 2007*

**Math**

If 6 students holding hands can reach 32 feet, how many students holding hands will it take to reach from one goal post on the football field to the other (a total distance of 366 feet) How would I figure this one out?
*October 10, 2007*

**Math**

The train leaves toledo at a speed of 40 mph for 3 1/2 hours until it arrives at it's destination in Indiana. At the same time the train left Toledo, you and Grandma Melba Jean headed out at a speed of 35 mph. How far from the train are you when it arrives it Podunk? If I ...
*October 10, 2007*

**Math**

If a 2 lb. piece of steak is sold for $10.88, how much should a 3 lb, 6 oz. piece of steak sell for? Would I take 10.88 divided by 2 than take that times 3.6 to get my answer?
*October 10, 2007*

**Math**

(21 x 3) - 18/2 x (-9 x 4) I know to do the parenthesis first. so it would be 63 - 18/2 X -36. do I do the 18 divided by 2 next than times the -36 or do i take 9 (the 18/2) X -36?
*October 10, 2007*

**Math**

I typed it wrong it should be 270 miles in 6 hours
*October 10, 2007*

**Math**

If Fred drives 720 miles in 6 hours, how far should he drive in 8 hours? (assume he drives at the same speed)
*October 10, 2007*

**Math**

Using the Big G answer the following questions: 248 pints = _______ quarts 520 ounces = __________cups The question is what does the "Big G" mean in math
*October 10, 2007*

**math**

1, 2, 41, 82
*October 10, 2007*

**Government (with answer choices)**

ok just a sec
*October 10, 2007*

**Government (with answer choices)**

Who has the power... (answer can be CONGRESS, HOUSE, SENATE, PRESIDENT, OR SUPREME COURT) 1. make laws 2. veto a legislative measure 3. make treaties 4. declare war 5. declare a law unconstitutional 6. coin money 7. regulate commerce 8. issue an executive order 9. the ...
*October 10, 2007*

**Spanish**

las ruinas?
*October 10, 2007*

**math-Algebra**

1.6
*September 26, 2007*

**math**

4th grade math homework. rounding sums and differences. paper say "round each number to its highest place. then estimate the sum or difference." example says 92 +28= then says round to 90 and 30 to make 120. further down numbers get larger 12646 + 9103= do i round to...
*September 23, 2007*

**math (tiles)**

in a bag there are 7 red tiles,3 blue tiles, and 2 purple tiles. how many and what color tiles would you have to add to the bag so that the propability of picking red is 1/3?
*September 22, 2007*

**Math Riddle**

So we can just going to assume its 2, 3, and, 6?
*September 21, 2007*

**Math Riddle**

Sorry, :) Its late here. So that leaves... 2, 3, and 6? I just wanna know how we can prove the blonde kid cant be 1.
*September 21, 2007*

**Math Riddle**

In a little town in West Michigan lives a math professor, who hears one day that the barber has three children. So, on the next visit to the barber, the professor casually inquires, "I have heard you have three children, is that right?" "Yes!" says the ...
*September 21, 2007*

**math helpp please!!!**

more info?
*September 21, 2007*

**Math**

2, 3, 6 9, 2, 3 So, Im still trying to narrow it down.
*September 21, 2007*

**Math**

The only possible answers I found were 1, 1, 36 1, 2, 18 1, 3, 12 1, 4, 9 1, 6, 6 2, 2, 9 2, 3, 6 2, 4, 4 3, 3, 4 9, 2, 3
*September 21, 2007*

**Math**

In a little town in West Michigan lives a math professor, who hears one day that the barber has three children. So, on the next visit to the barber, the professor casually inquires, "I have heard you have three children, is that right?" "Yes!" says the ...
*September 21, 2007*

**math**

What is a power
*September 11, 2007*

**Calculating Average Atomic Mass**

488.3 repeating
*September 8, 2007*

**math**

what do you call the numbers that cannot be arranged into 2-row arrays?
*September 6, 2007*

**MATH**

73,458 divided by 231 then x by 4 =1,272
*August 28, 2007*

**Pre Algebra**

thanks for the help
*August 28, 2007*

**Pre Algebra**

Can someone give me an example on how to solve a proportion. 6 e -- = -- 25 80
*August 28, 2007*

**math**

explain a little more
*August 28, 2007*

**algebra 2**

1.6 miles x 60 min. 96 miles per hour 400 / 96 = 4hours &10 min.
*August 28, 2007*