Questions Asked on
June 8, 2010

Physics
A ventilation fan has blades 0.25 m long rotating at 20 rpm. What is the centripetal acceleration of a point on the outer tip of a blade?
asked by Ashley 
Chem (HELP ASAP)
Phenol C6H5OH partially dissociates in water as shown C6H5OH + H2O > H3O+ + C6H5O If Ka is 1.6*10^10 and the concentration of H3O and C6H5O are both 1.0*10^5 M at equilibrium, what would be the concentration of phenol?
asked by maria 
Physics
A woman who weighs 500N stands on an 8.0mlong board that weighs 100N. The board is supported at each end. The support force at the right end is 3 times the support force at the left end. How far from the right end is the woman standing?
asked by Ashley 
Economics
1) Which of the following is an example of a measure of labor productivity? a. Autos get 30 gallons to the mile. b. The growth rate of per capita real GDP is 3.5 percent per year. c. Farm workers produce 30 bushels of wheat per worker per day. d. Wages
asked by Suzy 
Physics
A Ferris wheel, rotating initially at an angular speed of 0.500 rad/s, accelerates over a 7.00s interval at a rate of 0.04 rad/s^2. What angular displacement does the Ferris wheel undergo in this 7s interval?
asked by Ashley 
Physics
A 3.0m rod is pivoted about its left end. A force of 6.0 N is applied perpendicular to the rod at a distance of 1.2m from the pivot causing a CCW torque, and a force of 5.2N is applied at the end of the rod 3.0m from the pivot. the 5.2N is at an angle of
asked by Katie 
poisson distribution math
Mr Lee is planning to go fishing this weekend. Assuming that the number of fish caught per hour follows a Poisson distribution with mean 0.6, find the number of complete hours that Mr Lee needs to fish so that the probability of catching more than two fish
asked by Jazz 
algebra
What number is used to complete the square for the equation x^2 + 5x = 0? a) 6.25 b) 25 c) 10 d) 2.5 a
asked by Ami 
Physics
What angular speed (in revolutions/second) is needed for a centrifuge to produce an acceleration of 1000g at a radius arm of 15.0cm?
asked by Katie 
Algebra
On a standardized test, the distribution of scores is normal, the mean of the scores is 75, and the standard deviation is 5.8. If a student scored 83, the student's score ranks 1. below the 75th percentile 2. above the 97th percentile 3. between the 75th
asked by Priscilla 
Physics
Starting from rest, a wheel undergoes constant angular acceleration for a period of time T. At what time after the start of rotation does the wheel reach an angular speed equal to its average angular speed for this interval?
asked by Ashley 
geometry
An isosceles trapezoid has bases of 4 and 10. If the base angle is 45°, find the area.
asked by Anonymous 
Stereotypesworkplace
can u please give me websites that talks about: the stereotypes in workplace on: "women works better with men than women" because that way there is less fight and competition. or Stereotypes on GENDER in workplace I've been trying to find as much as i can
asked by Thara! 
math
In a school 1/5 th of the girls and 1/8 th of boys took part in a school camp. Find friction of the total strength of took part in the camp
asked by Ajay 
Anatomy
another name and cause of hyperthyroidism
asked by Lance 
entropy change (chem)
determine the entropy change for the displacement reaction represented by the following equation : Cl2 + PbBr2 > PbCl2 + Br2 Cl2 = 223.066 delta S PbBr2 = 182.7 delta S PbCl2 = 131.3 delta S Br2 = 152.231 delta S
asked by Capella 
Chemistry
10.0 mol of ammonia gas is injected into a 4.0 L container. At equilibrium 1.2 mol of nitrogen gas is found in the container. The number of moles of ammonia gas left in the container must be which of the following? N2(g) + 3H2(g) 2NH3(g) + 94 kJ a. 8.8 d.
asked by Alicia 
Chemistry
give the balanced equation for: Liquid nitric acid decomposes to reddish brown nitrogen dioxide gas, liquid water, and oxygen gas. the equation i got was HNO3 > NO2+ H2O+ O2 is that right? i haven't balanced it yet
asked by Anonymous 
algebra
3x=17 the anser is 5.6. whats that in fraction form?
asked by Anonymous 
physics
the force exerted on a rope pulling a wagon is 49 N. the rope is 35 degrees above the horizontal. find the force that pulls the wagon over the ground.
asked by wayne 
College Physics
A point on a rim of a 0.15mradius rotating disk has a centripetal acceleration of 5.0 m/s^2. What is the angular speed of a point 0.075 m from the center of the disk?
asked by Katie 
OChem 253
I hydrolized the following compound: cisnorbornene5,6endodicarboxylic anhydride then took the cisnorborene5,6endodicarboxylic acid and added H2SO4 to it (warmed it up and cooled it) then added drop by drop water (then I reheated the mixture and
asked by Dmitry 
CHEM (PLEASE HELP ASAP)
The deltaS for a reaction is 3.0 J/(mol*K) at 25 degrees C. Caluculate the deltaG for the reaction when DeltaH = 394 kL and determine whether it will occur spontaneously at this temperature
asked by Maria 
physics
A 2.10g particle is released from rest at point A on the inside of a smooth hemispherical bowl of radius R = 28.0 cm. Calculate the following: (a) Its gravitational potential energy at A relative to J (b) Its kinetic energy at B. J (c) Its speed at B. m/s
asked by nicole 
Math
Find the xintercepts of the following equation. List the x coordinate only. Y=x^2+2x3
asked by Anonymous 
Chemistry
I will try these again, as I am really struggling with these compounds. Hard going back to school after all these years. 1. I will list the longest chain and then tell when items are placed above and below CH3C=CHCHCH3 above C is CH3 Below the second CH
asked by mary 
geometry
find the radius of the circle inscribed in a triangle whose sides are 15cm, 17 cm and 8cm?
asked by v 
algebra
which quadratic formula would be used to solve the following quadratic equation? 4x^2  5x = 2 can you show me the correct answer and how do it please
asked by gabriel 
algebra
solve 2x^2 = 9x. round to the nearest tenth. a)x = 0 or x = 4.5 b)x = 4.5 c)x = 1.5 or x = 3 d)x = 0 or x = 4.5 i think the answer is d but i could be wrong
asked by gabriel 
Chemistry
consider 2 sample of nitrogen gas. sample 1 contains 1.5 mol of N2 and has a volume of 36.7L at 25C and 1 atm. sample 2 has a volume of 16.5L at 25C and 1 atm. calculate the number of moles of N2 in sample 2 do i use the pv= nrt equation? and do i only use
asked by Anonymous 
History 125
Create a five to sevenpoint bullet point list of the factors that led to political stalemate and the subsequent farmer's revolt in the late 19th century
asked by Donna 
Chemistry
Help with the equation for the synthesis 2chlorobutane from 1butene and hydrogen chloride for bromobenzene from benzene and bromine I came up with 1C6H6+1Br2>1C5H6Br+1HBr is this correct?
asked by mary 
algebra
simplify the following radical expression: 3 sqrt () 216x^2/x^2 a) sqrt() 6x b)6 c)6 sqrt()x d) 6 sqrt()x
asked by kim 
college physics
The flywheel of a steam engine runs with a constant angular speed of 165 rev/min. When steam is shut off , the friction of the bearings and of the air brings the wheel to rest in 2.30 hrs (a) What is the constant angular acceleration of the wheel, in
asked by Bami 
physics
A 5 m long see saw has a child whose mass is 25 kg sitting on one end. How far in meters from the center should a 70 kg adult sit on the opposite side for the see saw to balance?
asked by bob 
algebra
Simplify: sqrt() 27  sqrt() 8 + 2 sqrt() 2 a) 0 b) 3 sqrt ()  2 sqrt() 2 c) 3 sqrt ()  4 sqrt () 2 d) 3 sqrt () 3
asked by kim 
chem  precipitation problems
When hydroge sulfide gas is passed through a solution of lead (II) nitrate, lead (II) sulfide precipitates out. Write a balanced equation for this reaction and calculate an average rate, in mol/s for the reaction from this data: 1) at 0 seconds, mass of
asked by Capella 
help with molar mass in CHEMISTRY
200 g of a nonelectrolye is dissolved in 1000 g of water. The boiling point of the solution is then measured to be 101.5 C. What is the molar mass? (the Kb for water is 0.51 C/m) I know deltaT = 0.51 C/m but where do I go from there?
asked by anonymous 
Math
Solve: x^2+7=43
asked by Jasmyn 
science
what six conditions can affect the rate of chemical reactions?
asked by eric 
algebra
x^2+7=43
asked by Jasmyn 
Math
Solve by completing the square: x^2=5x+2
asked by Jasmyn 
Math
Solve by using the quadratic formula: x^2=5x+2
asked by Jasmyn 
Math
x^2+16x+69=6
asked by Jasmyn 
Biology
Which phyla have the different types of body symmetry that animals have?
asked by Taylor 
Algebra 1
Hello. Can someone show me how to 'multiply and express the product in simplest form.' If I can get a detailed example for the first one, I could go my own way for the other two. 1. x  3 (_______)^3 . 1 2 (______)^2 x  3 2. x^2  9 _______ . x^2  4 x +
asked by Charlezetta 
Physics
Here, I am dealing with a Science formula for momentum. The formula is: M= mv So, I have: m= 10 grams (.01 Kilograms) v= 5,000 centimeters a second (50 m/s) It says to Find M and also solve the formula for M. Please help!
asked by Amal 
Chemistry
write a balanced equation for solid ammonium nitrite is heated, it produces nitrogen gas and water vapor. i haven't balanced it yet, but is this equation right? NH4NO2 > N + H2O
asked by Anonymous 
math
Find the vertex of the parabola. y=x^26x+7
asked by any 
Algebra
Find the axis of symmetry. x^29x+3
asked by Anonymous 
5th grade math
if a rectangular prism has a vloume of 36 cubic centimeters list 4 possible dimensions it could have
asked by mckayla 
math
what is the height of a triangle whose sides are 13 , 20 and 21 cm
asked by tom 
Math
Are all linear equations functions? Why or why not?
asked by Diana 
Geometry HELP
A line passes through points (x, 7) and (3, 2). The slope of the line is 1/2. Find x. a.)5 b.)13 c.)3.5
asked by Ariel 
Maths
I got this question, and found what I believe to be the solution, but want it confirmed. I started with: log[base5](2x+1) + log[base5](x1) = 1 And used the product law: log[base5]((2x+1)(x1)) = 1 log[base5](2x^2x1) = 1 Then I changed to exponential
asked by anonymous 
Math
The height h in feet of an object after t seconds is given by the function. h=16t^2+40t+9
asked by Anonymous 
Biology
I need help with a few questions involving my study guide for my exam.. some things are old so i need help to remember them. Do all cells reproduce the same way? Why/How does DNA decide everything? What enzymes are involved in replication? please help me
asked by Studygirl 
CHM 152
How many gram of Fe+3 are required to make 1.0 L of an aqueous solution of 10 ppm Fe+3? Assume density of water is 1.00 g/mL.
asked by Car 
CHM 152
An automobile antifreeze contains equal volumes of ethylene glycol (d=1.114 g/mL and FW = 62.07) and water (d=1.00 g/mL) at 25oC. The solution has a density of 1.06 g/mL. What is the molarity of ethylene glycol in the solution?
asked by Car 
radicals
multiply. assume that expressions under radicals are non negative. √x+3 * √x3
asked by troy 
Algebra: please check
Find the equation of a line that passes through the point (1,2) and has a slope of 1/3. Show how you found the equation. Would the equation be: y2=1/3(x1) Do I need to finish this? I am not sure how.
asked by bart 
Math
Canyu canoe co rents canoes for 8 dollars plus 3 dollars per hour or any part of an hour. for how many hours can you rent a canoe if you want to spend no more then 25 dollars?
asked by Allyson 
Chemistry
200 g of a nonelectrolye is dissolved in 1000 g of water. The boiling point of the solution is then measured to be 101.5 C. What is the molar mass? (the Kb for water is 0.51 C/m) I know deltaT = 0.51 C/m but where do I go from there?
asked by Alice 
math
whats the answer to 18=6y?
asked by Shalea 
Geometry HELP
Find the slope of the line that contains points (3, 2) and (3, 6). a.)3/2 b.)Undefined c.)2/3
asked by Ariel 
Math
Someone please help me. I have no clue where to start. 1. My family and I went to Applebee's for dinner. The price for the meal for all of us was $73.49. How much will a 15% tip be? What will be the total amount paid including tip? 2. My insurance
asked by Becky 
Algebra
What similarities and differences are there between functions and linear equations?
asked by Jack 
Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?
asked by Karla 
art
what is difference between the elements and the principles of design
asked by Anonymous 
Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?
asked by Karla 
fau
The mass of an electron is 9.11\times 10^{31}~\rm kg. If the de Broglie wavelength for an electron in a hydrogen atom is 3.31\times 10^{10}~\rm m, how fast is the electron moving relative to the speed of light? The speed of light is 3.00\times10^8 ~\rm
asked by nathalie 
Chemistry
How would you make 500 mL (0.500L) of a 0.200 M HCl solution from stock concentrate of 12 M HCl?
asked by Karla 
English
Hi, I am preparing for a english ISU presentation where my job is to present my thesis for the novel "My Sister's keeper" by relating it to other thing in life. Could you help me find another movie/film that follows the idea when one member in the family
asked by Ally 
evans high
what is the distanace between the origin and the point (5,19)
asked by Anonymous 
algebra
which is the equation for the axis of symmetry of y=1/2x^2 2x 3? a)y = 2 b)y = 2 c)x = 2 d)x = 2
asked by Ami 
Natl. parks
Why are these national parks in Kenya considered tourist attractions? (Ruaha and Mt. Kilimanjaro) I should know why the 2nd park is an attraction. The mountain is wellknown in Africa.
asked by AL 92 
algebra
what number is used to complete the square for the equation y^2 + 16 = y? a).25 b).25 c)64 d)64 a
asked by Ami 
Punnet squares:(
A homozygous curly haired pig is crossed with a homozygous straight haired guinea pig. All the offspring are straighthaired(Hdominant straight, hrecessive curly) a) make a punnet square for the f1 generation I'm a beginner on this stuff, so Im not sure
asked by Sara 
Chemistry
What is the difference between Entropy, Enthalpy and Free Energy. I'm getting really confused and I just need someone to explain it in simple terms please. Thanks in advance.
asked by CHeem 
Math
A few here. 4x8  x(squared)4 _________________________ 2m(squared)+5m3  m(squared)+4m+3 __________________________ 3x+4  12 (times) 8  9x+12 ________________________ x+5  16x (divided by) 3x2  4x(squared)
asked by Maddi 
social science
describe federalism in the constitution of india?
asked by jayanshu 
Math
What is the strength of 1/5 and 1/8 in fraction
asked by Ajay. 
Math
What is the strength of 1/5 and 1/8 in fraction
asked by Ajay. 
Chemistry
What volume of 18.00 M HCl is required to completely neutralize 750.0 kg of barium hydroxide at 25.0 degrees C and 760 mm Hg?
asked by Sean P. 
chemistry
identification between copper sulphate & zinc sulphate
asked by yash 
English gr 2
what is " like a little sleeping bag"? how do these words help you visualize?
asked by amy 
Math
klogg weighs 170 lb. He is loading a freight elevator with identical 69pound boxes. The elevator can carry no more then 2000lb. If klogg rides up with the boxes how many boxes can be loaded on the elevator?
asked by Dawn 
Physical Science
What are the various processes that affect the changes in land surface?
asked by John Henry 
algebra
720=x9x plese explain to me how to do this prob step by step
asked by Anonymous 
Chemistry
What is the structural formula for 1bromo3,4dimethylheptane
asked by mary 
algebra
another prob(last one) 6x7x=18
asked by Anonymous 
algebra
What number is used to complete the square for the equation x^2 = 20x? a) 100 b) 10 c) 10 d) 100 a
asked by Ami 
algebra
simplity ()81 a)3 b)9 c)17 d)4 b
asked by mollty 
math
evaluate the expression (7)8
asked by blair 
8th grade
when two or more substances combine to make a complex compound,the process is called a......WHAT??
asked by kaitlyn 
physics
Graph the following data and calculate the slope. What quantity is the slope of this graph? Normal Force(N) Frictional Force(N) 0 0 2.0 0.6 6.0 1.8 9.0 2.7 10.0 3.0
asked by Anonymous 
business law
Felix is a school bus driver. He is driving children home from school one day, when he is distracted by a fight in the back of the bus. He turns to see what is happening behind him, and accidentally strikes and kills two twins riding bicycles in the bike
asked by debbie 
Math 209
f(x) = x3 + 2x2 – 0.4X – 1 how do you you factor this?
asked by Anonymous 
Biology
will a benedict reagent test be able to detect all sugars?
asked by Mary 
Body Systems
The choroid and the auricle are similar because?
asked by Suzanne 
iscom
Taylor Inc Manufactures widgets
asked by Anonymous 
economics
What calculations and ratios should a firm utilize to ensure it is competing at a high level? Why?
asked by Riley 
social studies
I have a social exam coming up, and my teacher told us the stuff we need to study. One thing she told us to study was the Industrial Revolution in Britain. There is a whole chapter on that so do you think I need to go deep into it or should I just study
asked by chooey 
algebra please check
Find the distance between the given points (3, 5) and (8, 2) (83)^2 + (25)^2 5^2 + 3^2 25 + 9 = 34 sqrt of 34 = 5.83
asked by bart 
math
The measure of 2 = 2x + 12 and the measure of 8 = 4x  48. What value of x will show that lines f and g are parallel?
asked by mmmm 
physics
xrays produced in an x ray machine can have a frequency of 1.4*10^14 what is the wave length of these electromagnetic waves in nm?
asked by frank 
Language Arts
Do you have any book reviews opr book reports on Sharon Draper's Darkness Before Dawn?
asked by Jacqueline 
Ms.Sue
Ms.Sue could you help me again please?Thanks Earlier you say: The best example is the last four lines: "And so, all the nighttide, I lie down by the side Of my darling my darling my life and my bride, In the sepulchre there by the sea, In her tomb by
asked by Shadow 
Math 209
f(x) = x3 + 2x2 – 0.4X – 1 how do you you factor this?
asked by Anonymous 
Math 209
An advertisement for LED HDTVs lists the following prices for their different sizes (all have the same aspect ratio 9:16): 22inch $ 247.99 42inch $ 1,299.99 46inch $ 1,449.99 52inch $ 1,799.99 55inch $ 1,999.0 Rearrange this list in terms of the price
asked by Anonymous 
math
Quadrilateral PQRS is a parallelogram. If adjacent angles are congruent, which statement must be true? A. PQRS is a square. B. PQRS is a rectangle. C. PQRS is an isosceles trapezoid. D. PQRS is a rhombus
asked by y.m. 
wgu
How did the moon landing help to change the way scientists understand an aspect of the natural world.
asked by katie 
Physics
a runner moving at a speed of 5.60 m/s rounds a curved track with a 60.0 m radius. what is the runners acceleration?
asked by wayne 
more physics..
find the kinetic energy of an airplane traveling at a speed of 648 km/h if the mass of the airplane is 5,000 kg.
asked by wayne 
chemistry
Would the reaction of NaOH and HCl be arrhenius, bronstedlowry, or lewis? What about NaOH and H2SO4?
asked by Amy 
Sci
What's the point of having a ecosystem diagram for the global warming?????? And I do then whats my hypothesis going to be??? Also then what is going to be my reason and concern on why I have sataed to have coosen this type of science project for the
asked by Alisha 
CHM 152
A 0.750 L bottle of a French Merlot is said to contain 12.5% alcohol by volume. How much of the liquid, in mL, in the bottle is water?
asked by Car 
Grammar
Identify the function of the relative pronoun in the adjective clause. The game was designed by Zack, who studies computer programming...
asked by just me 
Grammar2
Identify the function of the relative pronoun in the adjective clause. We all enjoyed the play that you wrote. Thomas Edison, whose accomplishments are legendary, will be our focus next week. On the Internet, we researched our ancestors about whom we know
asked by just me 
Physics
A projectile is launched horizontally with a speed of 80.0 m/s. If the projectile is launched 1.5m above the floor, how long does it take the projectile to hit the floor?
asked by Lilly 
algebra please check :(
find the midpoint of the line segment having the given endpoints(0,5) and (0, 8). (0+0/2, 8+5/2) = (0/2,3/2)= (0,1.5) P = (0, 1.5)
asked by bart 
homework help
how much power is developed by an electric motor that moved a 500N load a distance of 20 meters in 10 seconds?
asked by sam 
math preALG
how to write 72,700 in word form
asked by laila 
Punnet Squares
Could some science teacher please have a moment to look at my punnet squares post, I really do need help on it. I will appreciate all the help you could give me, thanks a lot:)
asked by Sara 
8th grade
okay, heres the deal tomorrows my english exam in which i need to write a DESCRIPTIVE paragraph. i reaaaallllllly need a BROAD topic to write about, anyone got any ideas?
asked by Amanda 
chem 121
if an electrically atom can be shown to posses 16 electronswhat is its atomic number and what is the element
asked by ngugi 
Chemistry
Calculate the mass defect and the binding energy/nucleon of the nuclide 9/4 Be, which has a mass of 9.01218224 amu. The mass of the proton is 1.00726747 amu and the mass of the neutron is 1.00866490 amu. I've gotten this far... mass of proton + mass of
asked by Anonymous 
Algebra: did I do this right
find the other endpoint of a line segment with the given midpoint (6,4) endpoint ((3, 5). 6= 3/2 and 4 = 5/2 12=6 and 8 = 10 126 and 8  (10) End Point = (6, 18)
asked by bb 
statistics
Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 689599.7 rule to find the following quantities: Suggest you make a drawing and label first… a.Percentage of scores less than
asked by Kim 
Alg
6m/2m would this equal 4m or 3m
asked by Amy~ 
statistics
that last post, the last number is 120
asked by Kim 
child growth and development
Dr.Smartz has been intensely engaged in a study of the twins Annette and Brad for the last two years. You would most accurately sayb that Dr.Smatz is engaged in a/an? A. gender experiment B. correlational study C. crosslagged method D. case study
asked by Anonymous 
algebra
sqrt() x + 7 = 2sqrt()x a) {3/7} b) {0} c) {7/3} d) 0
asked by mollty 
integrated algebra
x^27+10=y
asked by Anonymous 
biology
what's an example of competition between humans and other species?
asked by Anonymous 
trigonometry
A construction worker working at 300 feet from the ground, drops a nail onto the ground below. The function, s(t) = 4.9t2 + 300, gives the height (in meters) of the object as it falls to the ground. The velocity at time t = 3 seconds is given by lim(t>3)
asked by Kevin 
child growth and develpoment
If there is concern about a neural tube defect in the fetus, which of the test is leat usable? A. ultrasound B. Blood test C. AFP assay D. Fetoscopy exam I think it is c
asked by Anonymous 
COM 220
strategies to help a writer spot his or her own errors.
asked by tony 
trigonometry
A construction worker working at 300 feet from the ground, drops a nail onto the ground below. The function, s(t) = 4.9t2 + 300, gives the height (in meters) of the object as it falls to the ground. The velocity at time t = 3 seconds is given by lim(t>3)
asked by Kevin 
child growth and development
In comparison to concordance rates for autism in dizygotic twins, monozygotic twins are___likely to developthe same illness?A. significantly B. somewhat less C.significantly more D. somewhat more I think it is c
asked by Anonymous 
Operations management
how does finance marketing and personnel support product stategy in an organization
asked by yvonne 
COM 220
o What was your experience with the Center for Writing Excellence in the past? In addition to the College for Writing Excellence, what other writing tools are available for revising a research paper? · How can you become your own editor and review your
asked by tony 
English
Can you please check these sentences for me? Thank you very much in advance. 1)The meeting was held in spite of the rain. 2)In spite of the fact that/although it was raining, the concert wasn't postponed. 3) The meeting was put off because of/due to/owing
asked by Franco 
Science
Who was regarded as a mad scientist?
asked by Kaha Mark 
geometry
In the accompanying diagram of triangle ABC side DE is parallel to AC. If BD is 8 and BA is 18, that is all on side d is the midpoint of BA and BC is 27 with the midpoint E what is the length of BE??
asked by Michelle 
Physics
At what speed will a car round a 52mradius curve, banked at a 45 degree angle, if no friction is required between the road and tires to prevent the car from slipping? (g=9.8m/s^2)
asked by Katie 
Geometry
Write an equation of the straight line whose slope is 2 and whose yintercept is the same as that of the line represented by the equation y=4x2. What is it ?
asked by Michelle 
statistics
A local tire store suspects that the mean life of a new discount tire is less that 39,000 miles. To check the claim, the store selects randomly 18 of these new discount tires. When they are tested, it is found that the mean life is 38,250 miles with a
asked by Barbara 
com 140
What strategies may you use to incorporate effective visual elements into business presentations? Explain your answer
asked by kaylan stammers 
College Physics
A 0.30mradius automobile tire rotates how many radians after starting from rest and accelerating at a constant 2.0 rad/s^2 over a 5.0s interval?
asked by Ashley 
geometry
Find the area of a parallelogram with sides of 6 and 12 and an angle of 60°.
asked by Anonymous 
Physics
A 2 kg ball of putty moving to the right at 3m/s has a headon inelastic collision with a 1 kg ball of putty moving to the left at 3m/s. What is the final magnitude and direction of the velocity of the stuck together balls after the collision?
asked by Misty 
english
Is Where to? a complete sentence or a fragment?
asked by Brett 
college
A 2 kg ball of putty moving to the right at 3m/s has a headon inelastic collision with a 1 kg ball of putty moving to the left at 3m/s. What is the final magnitude and direction of the velocity of the stuck together balls after the collision?
asked by Misty 
Physics
Little Norma has mass 20kg and wants to use a 4.0m board of mass 10kg as a seesaw. Her friends are busy, so Little Norma seesaws by herself by putting the support at the system's center of gravity when she sits on one end of the board. How far is she from
asked by Ashley 
geometry
Find the area of a regular pentagon with side equal to 3 and apothem equal to K.
asked by Anonymous 
geometry
The sides of a rhombus with angle of 60° are 6 inches. Find the area of the rhombus.
asked by Anonymous 
geophysical science
if you walked 20m, took a book from a library table, turned around and walked back to your seat, what are the distance traveled and displacement?
asked by kamsi 
English
Write an essay explaining how epics reveal a civilization's customs, manners, and values. Support your ideas with at least three references from The Odyssey.
asked by Aaron 
Geometry HELP
1.) Given points A(4, 5), B(2, 3), C(0, 4) and D(5, 0), decide if AB and CD are parallel, perpendicular or neither. 2.)Given the equations y = 1x + 7 and y = 3x  2, decide whether the lines are parallel, perpendicular or neither. 3.) Given the equations
asked by Ariel 
Algebra: pleace check
find the other endpoint of a line segment with the given midpoint (6,4) endpoint ((3, 5). 6= 3/2 and 4 = 5/2 12=6 and 8 = 10 126 and 8  (10) End Point = (6, 18)
asked by bart 
Physics
Here, I am dealing with a Science formula for momentum. The formula is: M= mv So, I have: m= 10 grams (.01 Kilograms) v= 5,000 centimeters a second (50 m/s) It says to Find M and also solve the formula for M. Please help!
asked by Amal 
math
Solve by completing the square: x^2=5x+2
asked by amy 
trig
Find the focus, directrix and axis of the parabola with equation x= 2y^2+3? Thank you for helping me!
asked by Jenny 
Algebra HELP:(
I am terrible at word problems. How do I work this? A large park is to be built in the shape of a rectangle. The length is to be 5 m shorter than three times the width. The perimeter of the park is to be 750 m. What will be the length and width of the
asked by bb 
Geometry HELP
A line has a slope m=1/3 and it passes through the point (3, 4). Find the equation for the line in slopeintercept form. a.)y = 1/3x + 3 b.)y  4 = 1/3(x  3) c.)y  3 = 1/3(x  4)
asked by Ariel 
human service management
What considerations should managers be aware of when administering progressive discipline? What considerations should managers be aware of when administering positive discipline? Explain the effect of the employmentatwill principle on the progressive and
asked by r 
L.A
Read the poem "Annabel Lee" and write why you think Allan's grief for his wife has made him unable to go on with his own life. Use examples from the poems.Thanks
asked by Shadow 
Geometry HELP
Write the equation for the line in slopeintercept form:Slope: m=3; Yintercept: B=7 a.)y  3 = 7(x  3) b.)y = 3x + 7 c.)y = 7x  3
asked by Ariel 
college
The first difference of a sequence is 6, 10,14,18. The sum of the first two terms of the original sequence is 24. Find the first three term of the original sequence. the first term of the original sequence is?
asked by KIM 
CHEMISTRRY
What is the molarity of an HCl solution if 49.0 mL is completely titrated by 68.4 mL of an NaOh solution whose concentration is 0.333 M?
asked by Mel 
Geometry
I'm given a rhombus (BCDE) and I am supposed to make a proof. There is a diagonal across the rhombus from C to E. I am given that CE bisects angle BCD and BED. I am supposed to prove that BE is congruent to DE. If you could help me at least start writing
asked by Finn 
math
express these ratios as a fraction in simplest form 1. 25 to10 2. 14:70 3. 11:66 4. 12 to 64 5. 90 to 33 6.50 : 100
asked by joey 
biology
What diseases can mitochondrial DNA cause? Are they hereditary?
asked by Jazz 
Macroeconomic
The idea that creating incentives for individuals and firms to increase productivity leading to an increase in the longrun aggregate supply curve is a. the Ricardian equivalence theorem. b. demandside economics. c. consistent with crowding out. d.
asked by Bob 
Literature  The Metamorphosis
The Metamorphosis is a novel by Franz Kafka which has lots of religious symbolism. For example, when an apple is thrown at Gregor and embedded in his skin. I heard that in religious symbolism, apple terms for sin. What, however, is the significance when
asked by Jazz 
algebra
A man (we'll refer to him as man 1) starts from his home at 8 A.M. and drives a steady rate of 50 MPH. An hour later a second man ( man 2) starts to follow him. Draw a graph to represent these facts. From the graph find when man 2 overtakes man 1. Okay, I
asked by Amal 
Math
Describe each set of points for the given mathematical statement. (x + 3)^2 + (y  4)^2 = 9 How would I figure this out? Any help would be great, thanks! :)
asked by Rachel 
Macroeconomic
1. An example of an automatic stabilizer is A. a temporary tax rebate. B. the progressive income tax.Student Response C. cost of living adjustments to social security payments. 2. Which of the following represent expansionary fiscal policy? A. an increase
asked by Bob 
C++ Programming
Design and create a class named Stats that has an array of 12 doubles as one of its member variables. The values in the array should be set by making 12 calls to a public member function named setValue that accepts two arguments, an integer indicating
asked by kyuu09