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2011
February

Questions Asked on February 3, 2011

74. Road GradeWhen driving down a mountain road, you notice warning signs indicating that it is a "12% grade." This means that
1. 2 answers
2. asked by Sam
3. 3,920 views
The product of r and 8. How would you write that?
1. 2 answers
2. asked by kaylynn
3. 904 views
what is the function of the alveoli in the lungs????
1. 1 answer
2. asked by Erika
3. 649 views
$18,500 at 4.5% compounded semiannually for 5 years
1. 4 answers
2. asked by john
3. 646 views
On average, what percentage of the cells in an onion root tip are in each of the different phases of the cell cycle? This
1. 0 answers
2. asked by TheQuestion
3. 597 views
A person pushes on a 60-kg refrigerator with a horizontal force of -260 N; the minus sign indicates that the force points in the
1. 1 answer
2. asked by Tiffany
3. 1,077 views
Chapter 4, Problem 40A 94.9-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a)
1. 1 answer
2. asked by Tiffany
3. 566 views
Calculate the height from which a block of ice at zero degrees celcius nust be dropped for it to completely melt upon impact.
1. 2 answers
2. asked by Stephanie
3. 622 views
The formula for epson salts is MgSO4*7H2O. If 1.250 g of the compound is dissolved in water, calculate the number of milliliters
1. 1 answer
2. asked by Melissa
3. 878 views
The drawing shows a 29.7-kg crate that is initially at rest. Note that the view is one looking down on the top of the crate. Two
1. 1 answer
2. asked by Tiffany
3. 896 views
Why do many Eastern European countries want to the European Union?
1. 1 answer
2. asked by tony
3. 598 views
square x has an area of 100 square units. Square Y has a perimeter that is half of the perimeter of square x. What is the area
1. 2 answers
2. asked by Esther
3. 1,332 views
Why do many Eastern European countries want to join the European Union?
1. 1 answer
2. asked by tony
3. 749 views
Which of the following is NOT an example of parallel structure?"Yoga can help you develop flexibility, reduce stress, and
1. 2 answers
2. asked by Tina
3. 491 views
A crate of a mass 150 kg is lifted onto a truck 2.5 m above the ground. How much potential energy has the crate gained?
1. 2 answers
2. asked by Mark
3. 460 views
5m-m+8+=0
1. 1 answer
2. asked by bob
3. 246 views
It takes a flea 1.0x10â€“3 s to reach a peak speed of 0.74 m/s.(a) If the mass of the flea is 0.45x10â€“6 kg, what is
1. 0 answers
2. asked by trace
3. 502 views
What is the equation for finding the revenue if you have a pizza selling for $15.00, total cost of $55.00 and labor is $4.00.
1. 0 answers
2. asked by Tammy
3. 387 views
does the current republican party platform address the needs of the average american?
1. 2 answers
2. asked by sara
3. 1,038 views
What effect does limiting fat and cholesterol intake have on the body's ability to produce these hormones and how will these
1. 0 answers
2. asked by Anonymous
3. 427 views
What is the vapor pressure of the solventin an aqueous solution at 25◦C of 0.29 m (molality) urea(CO(NH2)2), a nonelectrolyte?
1. 0 answers
2. asked by ND
3. 572 views
Ms. Sue I sort of added more things under the column of Capitol.
1. 1 answer
2. asked by Anonymous
3. 405 views
In a gift wrapping department, a customer can choose from x different papers, y different ribbons, and z different greeting
1. 3 answers
2. asked by Brittany
3. 542 views
I need help with the following problem.-6 less than or equal to 3 + 1/3a less than or equal to 5 Please show steps and answer.
1. 1 answer
2. asked by Zach
3. 430 views
Thank you Damon! now, here's the last part of that along with the first again....Calculate the height from which a block of ice
1. 1 answer
2. asked by Stephanie
3. 502 views
what was the Red Scare?
1. 1 answer
2. asked by t.n.t
3. 1,122 views
A particle is moving with acceleration a(t) = 36 t + 2. its position at time t =0 is s(0) = 16 and its velocity at time t =0 is
1. 1 answer
2. asked by Anonymous
3. 505 views
A 3kg mass moving initially to the right along the x axis with a speed of 8m/s makes a perfectly inelastic collision with a 5kg
1. 1 answer
2. asked by Joel
3. 556 views
Ba has a half-life of 283.2 hours. How long would it take for the 50 mg of Ba in a sample to decay to 1.0 mg?
1. 4 answers
2. asked by Tania
3. 507 views
A 3kg mass moving initially to the right along the x axis with a speed of 8m/s makes a perfectly inelastic collision with a 5kg
1. 1 answer
2. asked by Joel
3. 990 views
What do you perceive as being the biggest ethical challenges facing health care managers in the future?I just need a topic I can
1. 1 answer
2. asked by maryjane
3. 491 views
5 divide Y + 11 = 11.5
1. 1 answer
2. asked by Anonymous
3. 301 views
Solve the following initial value problem explicitly:y'= ye^-x , y(0)=1 How do you solve this problem? I'm really confused!
1. 1 answer
2. asked by Tania
3. 882 views
A 100 foot vertical tower is to be erected on a side of a hill that makes a 6 degree angle with the horizontal. Find the length
1. 0 answers
2. asked by Ash
3. 488 views
Fred got into his motorboat and motored for 12.5 km at a bearing of 30 degrees north of east. He then abruptly made a 150 degree
1. 0 answers
2. asked by kandace
3. 354 views
In gift wrapping department, a customer can choose from x different papers, y different ribbons, and z different greeting cards.
1. 0 answers
2. asked by charlie
3. 472 views
Bob's Barber shop estimates their gross revenue for the second qaurter to be given by the polynomial 9x^3+4x^2-6x+9. The shop
1. 1 answer
2. asked by lisa
3. 933 views
What is the area of the region located between the graphs of y = -x² + x + 4 and y = 2?Thank you so much!
1. 1 answer
2. asked by Erica
3. 601 views
What is the area bounded by the graphs of y = 4x - x² and y = x?Thank you!!
1. 1 answer
2. asked by Erica
3. 474 views
what is a sixth grade division problem with the number 17 in it?
1. 1 answer
2. asked by Alexa
3. 624 views
Consider that the age,x,of a unicorn in human equivalent years can be given by the formula f(x)=
1. 1 answer
2. asked by janice
3. 516 views
Write a 4 bar piece in e harmonic minor. Use and label one diminished triad. Copy the melody into six other clefs.
1. 0 answers
2. asked by Maria
3. 369 views
Calculate the moles of Cl atoms in 0.0565g of C2H4CL2i got 6.87 x 10^20 mol Cl atoms <-- is that right?
1. 1 answer
2. asked by Cassie
3. 402 views
what is a sixth grade divison problem with the number 17 in it plz help working on this since 8:15AM thnx u
1. 2 answers
2. asked by Diamond
3. 471 views
Write a 4 bar piano piece in d harmonic minor. Use full cadence.
1. 0 answers
2. asked by Maria
3. 789 views
A calculus teacher's son likes to shoot arrows. He was wondering at what speed the arrow leaves the bow when it is released. So
1. 0 answers
2. asked by Anonymous
3. 599 views
A 100 foot vertical tower is to be erected on a side of a hill that makes a 6 degree angle with the horizontal. Find the length
1. 0 answers
2. asked by Ash
3. 541 views
According to Richard Graham in "SR-71 Revealed: The Inside Story", the Lockheed SR-71 Reconnaissance plane accelerates from a
1. 2 answers
2. asked by Anonymous
3. 1,022 views
The velocity function is v(t) = t^2 - 6 t + 8 for a particle moving along a line. Find the displacement and the distance
1. 1 answer
2. asked by Anonymous
3. 1,253 views
A baseball card that will be worth $100,000 in 15 years currently sells for $66,698. What constant interest rate does that
1. 1 answer
2. asked by Daniela
3. 340 views
Two skaters, a man and a woman, are standing on ice. Neglect any friction between the skate blades and the ice. The mass of the
1. 1 answer
2. asked by Tiffany
3. 1,052 views
state the degree of the following polynomial : 2x^3y+7xy-9y
1. 0 answers
2. asked by lisa
3. 376 views
During a circus performance, a 73.1-kg human cannonball is shot out of a 19.5-m-long cannon. If the human cannonball spends
1. 1 answer
2. asked by Tiffany
3. 636 views
$50,000 that was invested in 1970 was worth $134,100 in 1980. What annual interest rate did this investment earn in that 10 year
1. 1 answer
2. asked by Grace
3. 474 views
list the terms, coeffcients, and degree of the following polynomial:x^4+6x^3-x+3/4
1. 0 answers
2. asked by lisa
3. 314 views
Two horizontal forces, F1 and F2, are acting on a box, but only F1 is shown in the drawing. F2 can point either to the right or
1. 2 answers
2. asked by Tiffany
3. 1,988 views
You swing a 2.00 kg stone in a circle, using the full length of a thin 80.0 cm rope. At what speed should you swing it so its
1. 0 answers
2. asked by andrea
3. 736 views
You swing a 2.00 kg stone in a circle, using the full length of a thin 80.0 cm rope. At what speed should you swing it so its
1. 0 answers
2. asked by andrea
3. 663 views
A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center, as shown in the figure below. The
1. 1 answer
2. asked by andrea
3. 1,419 views
Are the following differential equations separable or not?* y'= ye^(x+y) * y'= ye^(xy) * y'= y(xcos(y)) I am no good at these :[
1. 1 answer
2. asked by Grace
3. 470 views
A force F is required to push a crate along a rough horizontal floor at a constant speed V with friction present.What force is
1. 5 answers
2. asked by andrea
3. 2,840 views
A 3.00 lb. physics book rests on an ordinary scale that is placed on a horizontal table.The reaction force to the downward 3.00
1. 1 answer
2. asked by andrea
3. 600 views
The one-to-one function f is defined by f(x)=(4x-1)/(x+7).Find f^-1, the inverse of f. Then, give the domain and range of f^-1
1. 1 answer
2. asked by Rachal
3. 776 views
A person pushes horizontally with constant force P on a 230 N box resting on a frictionless horizontal floor.Which of the
1. 0 answers
2. asked by andrea
3. 746 views
A 100 foot vertical tower is to be erected on a side of a hill that makes a 6 degree angle with the horizontal. Find the length
1. 0 answers
2. asked by Ash
3. 652 views
The drawing shows a 29.7-kg crate that is initially at rest. Note that the view is one looking down on the top of the crate. Two
1. 0 answers
2. asked by Tiffany
3. 708 views
A warehouse worker pushes a crate along the floor, as shown in the figure , by a force of 10.0 N that points downward at an
1. 1 answer
2. asked by andrea
3. 766 views
A box rests on a frozen pond, which serves as a frictionless horizontal surface.If a fisherman applies a horizontal force with
1. 0 answers
2. asked by andrea
3. 599 views
Find the volume of the solid generated by revolving the region bounded by the graphs of the equations and/or inequalities about
1. 0 answers
2. asked by Morgan
3. 777 views
A. What is the mass of a book that weighs 3.20 N in the laboratory?B.In the same lab, what is the weight of a dog whose mass is
1. 1 answer
2. asked by andrea
3. 1,344 views
A worker pushes horizontally on a 2000 N refrigerator on a kitchen floor with a force of 28.0 N.A. If the refrigerator moves
1. 2 answers
2. asked by andrea
3. 5,006 views
Far from any gravity, an astronaut accidentally releases a metal wrench inside a spaceship that is traveling at a constant
1. 0 answers
2. asked by andrea
3. 1,064 views
Difference between indefinite and definite articles?Indefinite = Un, Une, Des Defenite = La, Le, Les The indefinite articles
1. 5 answers
2. asked by Emily
3. 647 views
If you are pushing a box with 100 N of force and the maximum friction is 150 N. What is the net force of the box?
1. 0 answers
2. asked by Jenny
3. 474 views
The number of bacteria in a culture increases exponentially with a growth constant of .2 hour. How long will it take for the
1. 0 answers
2. asked by Grace
3. 482 views
Use different adjectives correctly and demonstrate understanding of gender and number changes -2 BANGS examples/2 Non-Bangs
1. 1 answer
2. asked by Emily
3. 442 views
chande into a single logarithm(1/2)ln(x^(2)+1)-4ln(1/2)-((1/2)[ln(x-4)+lnx] ) steps to please
1. 0 answers
2. asked by Amy~
3. 441 views
Solve the initial value problem explicity:y'= 5xe^(-y), y(1)=1
1. 1 answer
2. asked by Tania
3. 567 views
What is Final Velocity? I don't understand it at all!!
1. 1 answer
2. asked by Nikki
3. 305 views
Ask a question using Qui, Qui a la, Quelle, Quand, etc.1.Quand tu vas a la cafe? 2.Qui vas aller a lècole? 3.Quelle heure
1. 2 answers
2. asked by Emily
3. 601 views
use 2 verbs together with the second in the infinite form.I don't get this...what to do?
1. 1 answer
2. asked by Emily
3. 325 views
a farmer wants to build a rectangular pen using a side of a barn and 60ft of fence. find the dimensions and area of the largest
1. 4 answers
2. asked by joe
3. 1,577 views
Analyze the chemical reactions that take place when a biological catalyst combines with a reactant (substrate) to form an
1. 0 answers
2. asked by Angel
3. 820 views
A 100 foot vertical tower is to be erected on a side of a hill that makes a 6 degree angle with the horizontal. Find the length
1. 1 answer
2. asked by Ash
3. 4,740 views
education plays a crutical role in financial success
1. 3 answers
2. asked by paula
3. 711 views
how do you calculate the concentratio and solubility in a solution?
1. 0 answers
2. asked by yw0u1dit3llu
3. 381 views
A helicopter flies over the arctic ice pack at a constant altitude, towing an airborne 142-kg laser sensor that measures the
1. 0 answers
2. asked by abby
3. 554 views
Identify the major social groups in France on the eve of the 1789 revolution. the extent to which their aspiration were achieved
1. 1 answer
2. asked by jackie
3. 488 views
how do you find the perpendicular lines if on the graph are undefied and 0 slopes?
1. 0 answers
2. asked by Jezebell
3. 326 views
5x^3y^4/14x^5y^-8
1. 1 answer
2. asked by andre
3. 443 views
An object has a mass of 2kg and rests on a surface where the coefficient of friction is .2. (a) Find the acceleration of 10
1. 0 answers
2. asked by Elise
3. 385 views
A car is moving along with a velocity of 88ft/sec and has a weight of 2000lbs. The engine suddenly stops. If the coefficient of
1. 1 answer
2. asked by Elise
3. 463 views
Maxine is studying about electrolytes in her chemistry class. The teacher asks her to test 4 different solutions to determine
1. 1 answer
2. asked by Cassie
3. 498 views
Edwards struck fear into the hearts of his listeners in order to persuade them to act to avoid everlasting torment. Which
1. 2 answers
2. asked by unknows
3. 1,555 views
Cost,Revenue,and Profit: Estimate the number of scanners that would produce a maximum profit when p is the price per scanner and
1. 0 answers
2. asked by Sam
3. 447 views
Please tell me which test would be best to use in a nonparametric test of hypothesis for (is the average income of men and women
1. 1 answer
2. asked by Tee
3. 388 views
6x^3-5x^2+15x+5 / 2x^2-x+3
1. 1 answer
2. asked by Katie
3. 369 views
company claims 10% are green. suppose that candies are packaged randomly into samll bags of 50. school children studying percent
1. 0 answers
2. asked by denis
3. 478 views
I am doing a 3rd grade science project on the Sun. I have to create a "visual". I want to compare the size of the earth to the
1. 4 answers
2. asked by Ann
3. 430 views
what is the osmotic pressure at 20 C of a solution made by dissolving 0.69 grams of sucrose C12 H22 O11 in 100 mL of water
1. 1 answer
2. asked by briana
3. 653 views

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