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2011
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Questions Asked on October 22, 2011

a 6,000 seat theater has tickets for sale at $26 and $40 . How many tickets must be sold at each price for a sell out
1. 1 answer
2. asked by beechst
3. 6,057 views
Determine the equation of the quadraticcc functionf(x)=ax^2-6x-7 if f(2)=3
1. 3 answers
2. asked by Kestrel
3. 5,504 views
Two faucets can fill a tank in 1 hour and 20 minutes. The first faucet takes more than two hours longer to fill the same tank
1. 2 answers
2. asked by Louis
3. 4,925 views
Write a net ionic equation for the overall reaction that occurs when aqueous solutions of potassium hydroxide and carbonic acid
1. 1 answer
2. asked by Hannah
3. 4,851 views
The only force acting on a 2.3 kg body as it moves along the positive x axis has an x component Fx = - 6x N, where x is in
1. 1 answer
2. asked by Anonymous
3. 4,691 views
A wagon is rolling forward on level ground. Friction is negligible. The person sitting in the wagon is holding a rock. The total
1. 1 answer
2. asked by Sam
3. 4,667 views
Suppose you adjust your garden hose nozzle for a hard stream of water. You point the nozzle vertically upward at a height of 1.5
1. 4 answers
2. asked by Anonymous
3. 4,498 views
A retail shop accepts only cash or checks. Suppose that 54% of its customers carry cash, 51% carry checks, and 71% carry cash or
1. 2 answers
2. asked by Nicole
3. 4,366 views
Let f be defined as follows, where a does not = 0,f(x) = {(x^2 - 2a + a^2) / (x-a), if x does not = a 5, if x = a Which of the
1. 4 answers
2. asked by Mishaka
3. 4,228 views
aspirin tablets contain about 5 grains of aspirin. About 10 grams of aspirin constitute a fatal dose. How many tablets would
1. 3 answers
2. asked by Jay
3. 4,024 views
The sum of two numbers is 16 . What is the largest possible product between these numbers
1. 4 answers
2. asked by Melissa
3. 3,475 views
a system consists of four particles how many terms appear in the expression for the total gravitational potential energy of the
1. 2 answers
2. asked by Mary
3. 3,455 views
If g(x) is continuous for all real numbers and g(3) = -1, g(4) = 2, which of the following are necessarily true?I. g(x) = 1 at
1. 1 answer
2. asked by Mishaka
3. 3,304 views
A tunnel with a parabolic arch is 12 m wide. If the height of the arcccch 4 m from the left edge is 6 m,can a truck that is 5 m
1. 1 answer
2. asked by Kestrel
3. 3,171 views
48 more than the quotient of a number and 64
1. 6 answers
2. asked by Anonymous
3. 2,959 views
A 2.50 mass is pushed against a horizontal spring of force constant 26.0 on a frictionless air table. The spring is attached to
1. 1 answer
2. asked by Lauren
3. 2,828 views
a 2.00-liter sample of a gas has a mass of 1.80 grams at STP. What is the density , in grams per liter , of this gas at Stp?
1. 2 answers
2. asked by Anonymous
3. 2,770 views
Determine the quadratic equation whose solutions are: 3 and -2. Explain your solution
1. 2 answers
2. asked by Jessica
3. 2,766 views
a ladder 24 feet long leans against the side of a building, and the angle between the ladder and the building is 25°.a)
1. 2 answers
2. asked by jule
3. 2,730 views
18. The Intelligence Quotient (IQ) test scores are normally distributed with a mean of 100 and a standard deviation of 15. Given
1. 2 answers
2. asked by Steph
3. 2,563 views
calculate the heat of combustion for the following reactions from the standard enthalpies of formation2H2(g) + O2(g) = 2H2O(l)
1. 1 answer
2. asked by TROUBLED
3. 2,405 views
A 0.384 kg puck, initially at rest on a horizon-tal, frictionless surface, is struck by a 0.189 kg puck moving initially along
1. 1 answer
2. asked by Tom
3. 2,276 views
Lithium atoms, like hydrogen atoms, have only a single electron in their outer shells, yet lithium atoms do not join together to
1. 4 answers
2. asked by Sheryl
3. 2,272 views
Assume that you were given samples of two white, crystalline compounds, one of them ionic and one covalent. Describe how you
1. 2 answers
2. asked by chelsy
3. 2,032 views
deshawn and Luke had an equal number of stickers. After deshawn used 26 stickers and Luke lost 38 stickers. deshawn had twice as
1. 1 answer
2. asked by Marie
3. 1,947 views
The heating element of a simple heater consists of a 2.2m--long, 0.70mm--diameter nichrome wire. When plugged into a 120 V
1. 1 answer
2. asked by Kayla
3. 1,942 views
a 250 kg crate is placed on an adjustable incline plane. If the crate slides down the incline with an exceleration of 0.7 m/s
1. 1 answer
2. asked by uta
3. 1,878 views
A 0.1375-g sample of magnesium is burned in a constant volume calorimeter tha has a heat capacity of 3024 J/C. the temperature
1. 1 answer
2. asked by TROUBLED
3. 1,843 views
What is the difference between a vertical stretch and a vertical shrink?
1. 1 answer
2. asked by Izzy
3. 1,804 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal
1. 3 answers
2. asked by stellar
3. 1,787 views
Find all solutions of the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to
1. 2 answers
2. asked by stellar
3. 1,765 views
A company employs nine people and plans to select a group of six of these employees to receive advanced training. How many ways
1. 1 answer
2. asked by Anonymous
3. 1,727 views
a basketball player achieves a hang time of 0.996 s in dunking the ball. What vertical height will he attain?
1. 1 answer
2. asked by Anonymous
3. 1,710 views
A 1.0 kg object is given a push along a horizontal surface. If the velocity of the object when it is released is 0.50 m/s west,
1. 2 answers
2. asked by Anonymous
3. 1,630 views
The stopping distance of a car traveling 25mph is 61.7ft, and for a car traveling 35mph it is 106ft. The stopping distance in
1. 2 answers
2. asked by Alyssa
3. 1,507 views
Solar luminosity is estimated to have been 30% lower than today at the time when the solar system formed, 4.6 billion years ago.
1. 1 answer
2. asked by Set6
3. 1,506 views
The distance required for an emergency stop for a car varies directly as the square of the car’s speed. A car traveling at 50
1. 3 answers
2. asked by Elena
3. 1,485 views
N2 was collected over water at 25 degrees C. The resulting pressure was 705 torr. The vapor pressure of water at 25 degrees C is
1. 1 answer
2. asked by Bianca
3. 1,464 views
A rectangular garden 50 m long and 34 m wide is surrounded by a uniform dirt road. Find the width of the road if the total area
1. 2 answers
2. asked by Dimas
3. 1,413 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places
1. 1 answer
2. asked by stellar
3. 1,371 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal
1. 1 answer
2. asked by stellar
3. 1,326 views
28. A group of statistics students decided to conduct a survey at their university to find the average (mean) amount of time
1. 1 answer
2. asked by Steph
3. 1,324 views
Hi,I am having difficulty determining the answer for the following question: The market in which the assumption of continuous
1. 0 answers
2. asked by Anonymous
3. 1,322 views
calculate the heat of combustion for the following reactions from the standard enthalpies of formation2H2(g) + O2(g) = 2H2O(l)
1. 1 answer
2. asked by TROUBLED
3. 1,286 views
Lexi and Marie had $250 altogether. After Lexi spent 2/5 of her money and Marie spent $40, they had the same amount of money
1. 2 answers
2. asked by joyce
3. 1,274 views
The biochemical conversion of Glucose, C6H12O6, into pyruvic acid, C3H4O3, is an important step in the TCA (Kreb’s) cycle
1. 0 answers
2. asked by Tammy
3. 1,215 views
The tropospheric lapse rate (the rate at which temperature decreases with altitude) is approximately 6°C per kilometer. Given
1. 1 answer
2. asked by Set6
3. 1,183 views
as a hot air balloon rises vertically, its angle of elevation from point P on level ground 110 kilometers from th epoint Q
1. 1 answer
2. asked by sam
3. 1,170 views
Explain how an individual can be a carrier for a oarticular disease yet not have the disase. Is this explanation true for all
1. 1 answer
2. asked by Kestrel
3. 1,164 views
Disability insurance is designed to replaceA.damaged property B.loss or damage to property C.money damages awarded in a law suit
1. 3 answers
2. asked by Ciara
3. 1,144 views
Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places
1. 1 answer
2. asked by stellar
3. 1,134 views
A cannon fires a shell at an angle of 20º to the horizontal. The shell reaches a range of 436 meters, landing at the same
1. 1 answer
2. asked by Anonymous
3. 1,131 views
A solution with pH = 4 has1. relatively high concentration of OH- 2. relatively low concentration of H3O+ 3. relatively high
1. 3 answers
2. asked by nan
3. 1,097 views
A block of mass m lies on a horizontal frictionless surface and is attached to one end of a horizontal spring (spring constant
1. 0 answers
2. asked by Anonymous
3. 1,095 views
Help of a TroublemakerI remember when I was younger; I had an interesting captivation with younger children. The thought of
1. 2 answers
2. asked by derrica
3. 1,045 views
How do I recognize or Identify fallacies within an argument? Thank you
1. 0 answers
2. asked by Sun29nc
3. 1,003 views
1) what was the purpose of the first continental congress?2) how did the events of 1776 move the colonists closer to
1. 10 answers
2. asked by Jackson
3. 997 views
1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on
1. 1 answer
2. asked by Algebra
3. 981 views
What changes occur to the uterus during a female's monthly menstrual cycle?What can be a hypothesis for this question? (Explain)
1. 1 answer
2. asked by M.
3. 975 views
A solution with pH = 4 has1. relatively high concentration of OH- 2. relatively low concentration of H3O+ 3. relatively high
1. 2 answers
2. asked by nan
3. 956 views
Exponential Growth and DecayFind the half-life of a radioactive substance that decays by 5% in 9 years.
1. 1 answer
2. asked by Josh
3. 952 views
A 4kg block is sitting on the floor.(a) How much potential energy does it have? (b) How much kinetic energy does it have? (c)
1. 1 answer
2. asked by Ali
3. 929 views
you are traveling in your car at a velocity of 24.0 m/s east when you slam on your brakes. The force of friction on your car
1. 1 answer
2. asked by Anonymous
3. 911 views
Suppose cars arrive at Burger King's drive-through at the rate of 20 cars every hour between 12:00 noon and 1:00 pm. A random
1. 1 answer
2. asked by Jake
3. 877 views
Which of the following describes the slowest change on earth's surface?A) Gravity pulls an area of wet soil and rock downward in
1. 1 answer
2. asked by Bob
3. 869 views
john bought a bag, pai oh shoes ad a watch for $160 altogethe. the bag cost $15 more than the pair of shoes and the watch cost
1. 1 answer
2. asked by nick
3. 838 views
A boat moves through the water with twoforces acting on it. One is a 2000 N forward push by the motor on the propeller, and the
1. 1 answer
2. asked by brain
3. 838 views
An ice cube is melting such that the side of the cube is decreasing at the rate of 1/4 t^2 cm / min. It is given that the side
1. 1 answer
2. asked by Kelvin
3. 824 views
I need some help on figureing out how to answer these problems please i have never done this type of math before thank youFind
1. 1 answer
2. asked by Melissa Roberge
3. 803 views
Suppose cars arrive at Burger King's drive-through at the rate of 20 cars every hour between 12:00 noon and 1:00 pm. A random
1. 0 answers
2. asked by Emma
3. 801 views
2 moles of aqueous Barium Nitrate is combined with 1 mole of aqueous Sodium Sulfate. Assuming 100% yield, what mass of Barium
1. 1 answer
2. asked by chelsy
3. 798 views
Calculate the pH of a 0.10 M NaHX salt solution. Ka (H2X) = 2.1 x 10-2 Ka (HX-) = 4.5 x 10-8Can someone explain the steps to do
1. 1 answer
2. asked by ellen
3. 794 views
During a baseball game, a batter hits a popup to a ﬁelder 81 m away.The acceleration of gravity is 9.8 m/s 2 . If the ball
1. 1 answer
2. asked by Anonymous
3. 792 views
Suppose the business has total assets worth Rs. 450,000/- and total liabilities of Rs. 800,000/-.Mr. Ali has the personal
1. 3 answers
2. asked by maham
3. 791 views
The Andersons are buying a new home. They need to fence the yard because they have a dog. The yard is 72 ft. by 120 ft. Each
1. 2 answers
2. asked by alya
3. 788 views
2.6 kg massinitial velocity of v1 =aˆi, where a = 5.95 m/s collides with and sticks to a 1.59 kg mass with an initial velocity
1. 1 answer
2. asked by PLEASE PHYSICS HELP
3. 752 views
find least common multiple of 6, 7, 8prime factorization: (2^(3))(3)(7) = 168 I don't quite get how 3 was picked from 6. I think
1. 1 answer
2. asked by Amy
3. 750 views
If g(x) is continuous for all real numbers and g(3) = -1, g(4) = 2, which of the following are necessarily true?I. g(x) = 1 at
1. 1 answer
2. asked by Mishaka
3. 732 views
What hanging mass will stretch a 2.2-m-long, 0.40 - diameter steel wire by 1.1 ?
1. 1 answer
2. asked by roadking
3. 730 views
Amy needs 5.0 V for some integrated circuit experiments. She uses a 7.5 V battery and two resistors to make a voltage divider.
1. 1 answer
2. asked by Aimee
3. 721 views
The highest barrier that a projectile can clear is 15.8 m, when the projectile is launched at an angle of 13.4° above the
1. 1 answer
2. asked by Nick
3. 716 views
In an acidic solution, why is the OH- concentration lower than it is in pure water?
1. 1 answer
2. asked by Sheryl
3. 707 views
A bomber flies horizontally with a speed of367 m/s relative to the ground. The altitude of the bomber is 4020 m and the terrain
1. 1 answer
2. asked by Anonymous
3. 703 views
a truck rental company rents a truck for one day charging $29 plus $0.10 per mile. Write a linear equation that relates the cost
1. 1 answer
2. asked by beechst
3. 701 views
The illumination provided by a car’s headlight varies inversely as the square of the distance from the headlight. If a
1. 2 answers
2. asked by Elena
3. 679 views
An object that has a mass of 36.0 kg is pushed along a horizontal surface with a force of 85.0 N at 30 degrees. If the force of
1. 1 answer
2. asked by Anonymous
3. 673 views
A 3.00 kg block starts from rest at the top of a 33.0° incline and slides 2.00 m down the incline in 1.75 s. Find the
1. 1 answer
2. asked by Johnna
3. 670 views
4-3|m+2|>-14
1. 0 answers
2. asked by S
3. 656 views
A car travleing at 30.6 mi/h on a horizontal highway. The acceleration of gravity is 9.8 m/s^2. If the coefficient of friction
1. 1 answer
2. asked by Anonymous
3. 642 views
An executive drove from home at an average speed of 30 mph to an airport where a helicopter was waiting. The executive boarded
1. 1 answer
2. asked by Helo
3. 639 views
Which aspects of Napoleons life does H.G wells emphasize. What does the infomation about napoleon and what does it tell you
1. 2 answers
2. asked by Sarah
3. 634 views
A 8.2 kg object undergoes an acceleration of2.5 m/s2. What is the magnitude of the resultant force acting on it? Answer in units
1. 1 answer
2. asked by brain
3. 629 views
The equivalent weights of X and Y are _________ g/equiv. H+ and g/equiv. –OH, respectively, for the following reaction: Z(Note
1. 1 answer
2. asked by Evani
3. 627 views
STATISTICS PLEASE HELP!!!!! I am sorry this is jy second time posting, but I really need help. I have tried contacting my
1. 0 answers
2. asked by Jake
3. 623 views
A solution of volume 0.500 L contains 1.70g NH3 and 4.15g (NH4)2SO4. What is the pH of this solution?Answer obtained was 9.76,
1. 1 answer
2. asked by Calvin
3. 619 views
8 mL of 0.0100 M HCl are added to 22 mL of 0.0100 M acetic acid. What is the pH of the resulting solution?
1. 1 answer
2. asked by annie
3. 618 views
reading titles and headings,and trying to get an overview of what lies ahead in reading passageis called
1. 1 answer
2. asked by Ali
3. 614 views
Statement: Five prominent Democratic senators support a new farm bill.Assuming the above statement is true, what conclusions can
1. 2 answers
2. asked by Sun29nc
3. 611 views
PLEASE I REALLY NEED HELP !!! Do you think Napoleon brayed the french revolution when he became emperor. imagine that marat,
1. 8 answers
2. asked by Stephanie
3. 606 views
A 10 m long frictionless ramp is inclined at an angle of 30 degress to the horizontal. A boy of mass 57 kg coasts down the
1. 1 answer
2. asked by Erin
3. 604 views

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