Thursday

February 11, 2016
Total # Posts: 52

**time**

an airplane is traveling at 550km/hr. how long does it take to cover 15 km
*December 6, 2015*

**Algebra 2**

What is the sum of the first 10 terms of the sequence defined by an = 3n - 3?
*April 16, 2014*

**Science**

What does the question mean? I am having trouble understanding what the question is asking? Please help!
*April 4, 2014*

**Science**

Discuss how the structure of a virus correlates with its function.
*April 4, 2014*

**Algebra**

At a concession stand three hot and 4 hamburgers cost 13.50; 4 hot dogs and 3 numbers cost 12.75. Find the cost one hot dog and the cost of one hamburger
*March 14, 2014*

**Physics**

A wagon is coasting at a speed, vA, along a straight and level road. When ten percent of the wagon's mass is thrown off the wagon, parallel to the ground and in the forward direction, the wagon is brought to a halt. If the direction in which this mass is thrown is exactly ...
*March 1, 2014*

**physics**

A soccer ball is kicked from the ground with an initial speed of 18.0 m/s at an upward angle of 41.2˚. A player 51.1 m away in the direction of the kick starts running to meet the ball at that instant. What must be his average speed if he is to meet the ball just before ...
*October 3, 2013*

**Maths**

thank you!
*June 9, 2013*

**Maths**

By using the identity cos2A=1-2sin^2A show that cos4x = 1-8sin^2xcos^2x
*June 9, 2013*

**math**

50^2 - 48^2 = 196 square root of 196 = 14 adjacent side = 14cm
*June 9, 2013*

**stat in psyc**

A normal distribution has µ = 80 and standard deviation = 10. What is the probability of randomly selecting a score greater than 90 from this distribution
*March 3, 2013*

**psyc**

A normal distribution has µ = 80 and standard deviation = 10. What is the probability of randomly selecting a score greater than 75 from this distribution?
*March 3, 2013*

**math**

what is the positive difference between the two largest prime factors of 159,137?
*September 12, 2012*

**math**

the "roundness of an integer greater than 1 is the sum of the exponenys of the prime number. for example, 20= 2to the squared multiplied by 5 to the 1st power,so 20 has a roundness of 3. what is the roundness of 1,000,000?
*September 12, 2012*

**MATH *IMPORTANT**

HOW MANY SETS (A,B,C) OF THREE DIFFERENT,POSITIVE SINGLE DIGIT INTEGERS HAVE THE PROPERTY THAT A SQUARED + B SQUARED + C SQUARED IS A PERFECT SQUARE? please help me with this one a soon as possible its very important and i dont even know where to start!!
*September 10, 2012*

**science**

Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard learning session in ...
*February 15, 2012*

**PHI 103**

After being told that she is being punished for lying, a child responds by telling her mother that she also lied. This response may involve which fallacy?
*December 15, 2011*

**Algebra II **

If y varies directly as the square root of w and inversely as the cube of x, by what factor will y change if w is tripled and x is halved?
*November 22, 2011*

**Statistics**

If I know the mean and ÓX, how do I find n ?
*September 18, 2011*

**trig**

(1/m)= (m-34)/(2m^2)
*May 5, 2011*

**geometry**

I have a triangle garden in my backyard. one side is 4 meters and another side is 6 meters. the angle formed by these two sides is 72 degrees. what is the area of the garden?
*April 30, 2011*

**Chemistry**

How many moles of CO2can be formed from 0.045 moles of H3PO4
*April 2, 2011*

**math **

A rectangular animal pen will be built using 200 meters of fencing. If one side of the rectangle is meters, find the area of then pen.
*November 19, 2010*

**medical office**

In reviewing the office's profit and loss statement, the office manager notices a discrepancy between the stated revenue and cash deposits. In fact, it appears the office may have incorrectly booked $250,000 in revenue for the month. If this error turns out to be a fact, ...
*August 17, 2010*

**statistics**

A school counselor tests the level of depression in fourth graders in a particular class of 20 students. The counselor wants to know whether the kind of students in this class differs from that of fourth graders in general at her school. On the test, a score of 10 indicates ...
*April 4, 2010*

**algebra**

Floor plan one = x = 14 available Floor plan two = y = 42 available I substituted y = 3x into the equation x + y = 56 for x. Therefore I had (3x + x = 56) and I solved for x which gave me x = 14. To find y, I plugged x into the equation in (a) which gave me 14 + y = 56 and ...
*March 31, 2010*

**poetry**

I need help, writing a personification poem about big ben. any ideas?
*March 9, 2010*

**science**

HOW MUCH OF THE UNIVESE'S ORDINARY MATTER IS THOUGHT TO BE HELIUM?DOES BIG BANG THEORY SUPPORT THIS NUMBER
*October 17, 2009*

**French**

bonjour(bun-jor) hello salut(silu) bye or hello je m appelle (jim apple) my name is
*October 17, 2009*

**math**

The United States emitted 19.5 million t of nitrogen oxides (No) into the atmosphere in 1987. One metric to (1t) equals 1,000 kg. How many kilograms of NO were emitted to the atmosphere in the United States during 1987?
*October 8, 2009*

**math**

Kathy and Tommie put down 20%, or $35,000, to purchase a new house. What is the price of the house?
*July 15, 2009*

**math 117**

I made an error on the one before this because I did not enter the equations. Solve the system of equations by graphing Then classify the system as consistent or inconsistent __dependent or independent 8x-4y=-16 4y-8x=16
*April 30, 2009*

**math 117**

Solve the system of equations by graphing Then classify the system as consistent or inconsistent and dependent or independent
*April 30, 2009*

**math 117**

Translate to an algebraic expression The product of 40% and some number. The translation is
*April 30, 2009*

**Math 117**

Find the domain of the function g(x)-7/7-4x
*April 30, 2009*

**Math 117**

Sounds like it doesn't it? I have been working nights and trying to get this assignment done sometimes the simplest thing seems way too hard. I appreciate your help, Shauna
*April 30, 2009*

**Math 117**

In 1991 the life expectancy of males in a certain country was 73.7 years old, In 19951995 it was 77.4 years. Let E represent the life expectancy in year (t) and let (t) represent the number of years since 1991 What is the linear function fits the data. Use the function to ...
*April 30, 2009*

**ALGEBRA-MAT117**

Trains A & B are traveling if the same direction on parallel tracks. Train A is traveling at 100 miles an hour and Train B is traveling at 110 mph . Train A passes a station at 1:15 pm If Train B passes the same station at 1:45 pm what time will Train B catch up with Train A?
*April 30, 2009*

**Algebra**

2. The equation gives the distance, D, in miles that a person can see to the horizon from a height, h, in feet. a. Solve this equation for h. b. Long’s Peak in the Rocky Mountain National Park, is 14,255 feet in elevation. How far can you see to the horizon from the top ...
*April 18, 2009*

**ALGEBRA-MAT117**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution?
*January 12, 2009*

**chemistry**

what is an example of a solid hydrocarbon
*December 31, 2007*

**Science**

How do you balance this equation? C+S8=>CS2
*October 18, 2007*

**Science**

THANKS
*October 18, 2007*

**Science**

The equation is HCl+Na OH-NaCl+H2O (water)
*October 18, 2007*

**Science**

How do balance an equation?
*October 18, 2007*

**egyptian mummies**

Osiris was the prince of the dead. He ruled over the dead with his wife, Isis.
*October 18, 2007*

**english**

Honey English is not spelled with a i like inglish. Secondly, you can look up pictures that begin with A by going to google pictures.
*October 18, 2007*

**math question**

11.00
*September 22, 2007*

**ACC225**

Guests must pay one night’s stay in advance On receiving the advance: Dr Cash 220 Cr Advance room rental revenue 220 (liab a/c) When the patron has stayed there and checked out: Dr Advance roon rental revenue 220 Cr Room rental revenue 220 (revenue a/c) Assuming a/cs are ...
*July 18, 2007*

**Home-economics**

What is self esteem? http://www.answers.com/self%20esteem?web.x=1 =)
*April 22, 2007*

**UNSCRAMBLE**

UNSCRAMBLE THIS WORD SERRAY I tried this http://www.ssynth.co.uk/~gay/anagram.html and this http://www.unscramble.net No results... =( Yes, rar! , rayers(those who "ray")? , ryears (as distinct from qyears)? is the word supposed to be english?
*November 17, 2006*

**h.e**

name me 5 labour saving appliances you would find at home My robot vacumn cleaner. My dishwasher My washer and dryer. My remote control on the stereo, TV, car, My wordprocessor My email. My online banking. My shopping online. My microwave. My convection oven. My Kitchenaid ...
*September 3, 2006*

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