Questions Asked on
November 22, 2011

precalc
A ferris wheel is 28 meters in diameter and makes one revolution every 10 minutes. For how many minutes of any revolution will your seat be above 21 meters?
asked by ikora 
Physics
A 25 kg child slides down a playground slide at a constant speed. The slide has a height of 3.0 m and is 7.0 m long. Using energy considerations, find the magnitude of the kinetic friction force acting on the child.
asked by Lindsey 
Physics
An Alaskan rescue plane drops a package of emergency rations to a stranded party of explorers, as illustrated below in Figure 18. The plane is traveling horizontally at 30m/s at a height of 200m above the ground. a. What horizontal distance does the
asked by Rychelle 
chemistry
write the equations for the substitution reaction of methene with bromine under the following conditions. a) reaction in the presence of sunlight CH4+Br2 sunlight=? b) reaction in the absence of sunlight CH4+Br2 =?
asked by denis 
anatomy
In the body, lever systems involve the interaction of __1__, which provide the force, and __2__, which provide the lever arms. The force is exerted where __3__. The site at which movement occurs in each case is the intervening __4__, which acts as a
asked by Katie 
Calculus 1
If you have 280 meters of fencing and want to enclose a rectangular area up against a long, straight wall, what is the largest area you can enclose?
asked by D 
reading
(1) Making rice pudding can be very easy. (2) First, get a large, heavy saucepan. In the pan, measure 3 cups of whole milk, 1 cup of water, 1/2 stick of margarine or butter, and 1/2 cup of rice. (3) Bring this mixture to a quick boil. (4) Lower heat and
asked by young treph 
Chemistry
Consider 15 mL of an aqueous solution containing 2.0 g of an organic solute. If the distribution coefficient for the solute between ether and water is 20, calculate the percent of the compound that can be recovered with a single extraction with 13.9 mL of
asked by Anonymous 
Physics
In the winter sport of curling, players give a 20 kg stone a push across a sheet of ice. A curler accelerates a stone to a speed of 3.0 m/s over a time of 2 s. a)How much force does the curler exert on the stone? b)What average power does the curler use to
asked by Lindsey 
Math
Reasonableness. Use the clues to solve the. Riddle. I am between 24and34. You say my name when you count by twos from zero. You say my name when you count by fives from zero. What number am I? 20 21 22 23 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
asked by Harry 
Mathematics
The difference between two numbers is 9 and the product of the numbers is 162. Find the two numbers. Explain your working
asked by Mandy 
Math
6,11,16,21,....Algebraic expression______ 12th term 30th term
asked by Miss Sweet:) 
Physics
Two ships in a heavy fog are blowing their horns, both of which produce sound with a frequency of 165.0 Hz One ship is at rest; the other moves on a straight line that passes through the one at rest. If people on the stationary ship hear a beat frequency
asked by Cooper 
physics
bill steps off a 3.0mhigh diving board and drops to the water below. At the same time Ted jumps upward with a speed of 4.2 m/s from a 1.0mhigh diving board. choosing the origin to be at the water's surface and upward to be the positive direction, write
asked by taylor 
Physics ASAP
Tarzan, mass 85kg swings down from a tree limb on the end of a 20m vine. his feet touch the ground 4.0m below the limb. A. how fast is Tarzan moving when he reaches the ground? B. Does your answer depend on Tarzan's mass? C. Does your answer depend on the
asked by Fizzylicous 
Algebra 1
In a bike race, a rider covers a 5 mi flat stretch of road at a speed of s mi/h. She then doubles her speed down a hill 1 mi long. Finally, she reduces her downhill speed bu 12 mi/h as she rides the last 3 mi of the race. What function gives the time t it
asked by Vannah 
Physics
Write an expression for a transverse harmonic wave that has a wavelength of 2.8 m and propagates to the right with a speed of 14.2 m/s. The amplitude of the wave is 0.13 m, and its displacement at t=0 and x=0 is 0.13 m.
asked by Cooper 
chemistry
write the equations for the addition reaction of ethene with bromine under the following conditions. a) reaction in the presence of sunlight H2C=CH2+Br2 sunlight=? b) reaction in the absence of sunlight H2C=CH2+Br2=?
asked by denis 
chemistry
Balancing Redox Reaction in Basic Solution CN + MnO4 > CNO + MnO2 H2O + CN > CNO + 2H +2e 3e + 4H + MnO4 > MnO2 + 2H2O My confusion is with adding the OH please explain
asked by Monique 
Calculus please help
Find the centroid of the area bounded by the parabola y=4x^2 and the xaxis A.(0,1.6) B.(0,1.7) C.(0,1.8) D.(0,1.9)
asked by Tracy 
English (The Wife of Bath)
What do you think of the Wife of Bath's opinion about what women want most? If she were asked what men want most, how do you suppose she would respond?
asked by Amanda M. 
physics
seagulls are often observed dropping clams and other shellfish from a height to the rock below, as a means of opening the shells. If a seagulls drops a shell from rest at a height of 14m, how fast is the shell moving when it hits the rock?
asked by taylor 
university of ghana
similarities between good governance and democracy
asked by felicity 
chemistry
Conjugate base of acid H3PO4= I have H2PO4 Is this correct?
asked by Sarah 
chemistry
how many half lives will it take for 50 g of 99Tc to decay to 6.25 g?
asked by Anonymous 
Precalculus
An airplane has an airspeed of 150 km/hr. It is to make a flight in a direction of 70 degrees while there is a 25 km/hr wind from 340 degrees. What will the airplane's actual heading be? Please Explain this Problem to me!!!!
asked by Desperate!!!! 
algebra 1
A piece of lumber which is 55 inches long is cut into two parts such that 2 times the larger part will be 12 more than 5 times the smaller part. How long are each of the pieces of lumber?
asked by carole 
geometry
Given l parallel to m, find the measures of each angle.
asked by lisa 
chemistry
draw a diagram showing the arrangement of the valency electrons in one molecule of the covalent compound selenium chloride. use x to represent an electron from an atom of selenium. use o to represent an electron from an atom of chlorine
asked by sahar 
physics
A book with 67 joules of gravitational potential energy fell from a shelf and landed on the flood. what was its kinetic energy when it landed on the floor?
asked by scarlett 
physics
A thin uniform rod is rotating at an angular velocity of 6.7 rad/s about an axis that is perpendicular to the rod at its center. As the drawing indicates, the rod is hinged at two places, onequarter of the length from each end. Without the aid of external
asked by Anne 
physics
the first active volcano observed outside the earth was discovered in 1979 on Io, one of the moons of jupiter. the volcano was observed to be ejecting material to a height of about 2.00x10^5m. given that the acceleration of gravity on Io is 1.80 m/s^2,
asked by taylor 
Physics
A solid cylindrical disk has a radius of 0.18 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a 40N force is applied tangentially to the disk, perpendicular to the radius, the disk acquires an angular
asked by Kelsey 
college math
a license plate is to consist of three digits followed by two uppercase letters. determine the number of different license plates possible. the first digit cannot be zero and repition is not permitted.
asked by ashley 
Physics
A daredevil decides to jump a canyon of width 10 m. To do so, he drives a motorcycle up an incline sloped at an angle of 15 degrees. What minimum speed must he have in order to clear the canyon?
asked by nam maurer 
Psychology
Is my answer correct I said the correct answer is D Regarding cultural differences in selfesteem, which of the following statements is/are TRUE? a. People from Eastern cultures are more likely to engage in selfcriticism. b. The selfesteem for people
asked by Marilyn 
university
A surfer is catching a wave. Suppose she starts at the top of a wave with a speed of 1.37 m/s and moves down the wave until her speed increases to 9.90 m/s. The drop in her vertical height is 2.64 m. If her mass is 63.3 kg, how much work is done by the
asked by nelson 
Chemistry
how many moles of o2 are needed to produce 3.91 mol fe2o3
asked by Anonymous 
Math
An alligator’s tail length, T, varies directly at its body length, B. An alligator with a body length of 3.2 feet has a tail length of 2 feet. What is the tail length of an alligator whose body length is 4.8 feet?
asked by Carla 
physics
Water is leaving a hose at 6.8 m/s. If the target is 2 m away horizontally, What angle should the water have initially?
asked by nam maurer 
physics
A block of mass m sliding on a frictionless table is attached to a string that passes through a narrow hole through the center of the table. The block is sliding with speed v0 in a circle of radius r0. (Use any variable or symbol stated above as
asked by Mike 
physics
A car is safely negotiating an unbanked circular turn at a speed of 17.2 m/s. The maximum static frictional force acts on the tires. Suddenly a wet patch in the road reduces the maximum static frictional force by a factor of three. If the car is to
asked by Bri 
physics
A parallel plate capacitor has square plates of side L= 12 cm and a distance d= 2 cm between the plates. Half of the capacitor areae is filled with a dielectric with k1 = 35. the other half is filled with a different dielectric with k2 = 8. The effective(
asked by Jam 
Psychology
Is this the correct answer I said C is the correct answer Jasmine is a college student, who is selfconscious and anxious in social situations and who tends to be a bit too trusting and tenderhearted when it comes to loaning money and clothing to her
asked by Keller 
physics
A 2.0 nF parallel plate capacitor with a sheet of mylar (k= 3.1) filling the space between the plates is charged to a potential difference of 90 V and is them disconnected. How much work would be required to completely remove the sheet of mylar from the
asked by Jam 
Physics
Assume that the earth is a uniform sphere and that its path around the sun is circular. a) Calculate the kinetic energy that the earth has because of its rotation about its own axis. For comparison, the total energy used in the United States in one year is
asked by Anne 
Physics
During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11 km/s at an initial inclination of 39.4◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 . How far away did the
asked by Anonymous 
SCIENCE
the brachialis is a short stout muscle inserting cloes to the fulcrum of the elbow joint' the brachioradialis is a slender muscle inserting distally, well way from the fulcrum of the elbow joint. Which is a mechanical advantage and which is a disadvantage
asked by Katie 
Physics
A motorcycle and a police car are moving toward one another. The police car emits sound with a frequency of 512 Hz and has a speed of 28.0 m/s. The motorcycle has a speed of 13.0 m/s. What frequency does the motorcyclist hear?
asked by Cooper 
Physics
During World War I, the Germans had a gun called Big Bertha that was used to shell Paris. The shell had an initial speed of 2.11 km/s at an initial inclination of 39.4◦ to the horizontal. The acceleration of gravity is 9.8 m/s2 . How far away did the
asked by Anonymous 
microsoft office aplicationcomputers
what is an advantage of inputting text on a slide via a text in powerpointx a )any font can be selected within a text box b)text within a text box can be formatted by color or style c)you can position the text anywhere on the slide by dragging the text box
asked by vedrana 
jfk high school
if one side of a regular octagon is represented by 2x1, the perimeter of the octagon can be represented by what?
asked by gabby 
Physics
The drawing shows a model for the motion of the human forearm in throwing a dart. Because of the force applied by the triceps muscle, the forearm can rotate about an axis at the elbow joint. Assume that the forearm has the dimensions shown in the drawing
asked by Anne 
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?
asked by Shauna 
physics
1)A fire hose held near the ground shoots water at a speed of6.5 mps At what angle should the nozzle point in order that the water land 2.5 meters away? Answers: 18 degrees and 72 degrees 2) A long jumper leaves the ground at 45 degrees above the
asked by Maggie 
medical Coding
Can someone tell me if I coded this right. This 23yearold female is brought to the emergency department after being found by her college roommate. Sometime within the last hour and a half after the roommate left, the patient ingested her entire bottle of
asked by rjrj2196 
Statistics
4) The table below shows the study times and test scores for a number of students. Study Time (minutes) (x) 9 16 21 26 33 Test Score (y) 59 61 64 65 73 a)What line best relates study time to the test score? b)Calculate r and r^2. c)Determine whether r is
asked by Lucy 
chemistry
Acid dissociation constant for HNO3+H2OH3O+ +NO3= I have [H3O+][NO13]/[HNO3] Do I have this right?
asked by Sarah 
busi/stats
The Quality Assurance Department selected a sample of 12 printed circuit boards and tested them. The number of defects in each circuit board was 3, 3, 0, 5, 1, 1, 5, 6, 6, 2, 0, and 1. What kind of control chart should be constructed to monitor the
asked by Tim 
chemistry
summarize the solubilty behavior of hydrocarbons in water (a polar solvent) and in non polar organic solvents
asked by denis 
Physics
A pair of inphase stereo speakers is placed side by side, 0.85 m apart. You stand directly in front of one of the speakers, 1.2 m from the speaker. What is the lowest frequency that will produce constructive interference at your location?
asked by Cooper 
math
Emily surmises that the probability that she will pass math or chemistry is .95, the probability of her passing math is .7, and the probability of passing both is .55. Find her estimate of the probability of passing chemistry?
asked by Sam 
Math
Solve the logarithmic equation for x. Log3(x^2 − 5x − 9) = 3 I Have no idea
asked by Anonymous 
Algebra II
The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam
asked by Ashley 
physics
Legend has it that Isacc Newton was hit on the head by a falling apple, thus triggering his thoughts on gravity. Assuming the story is to be true, estimate the speed of the apple when it struck Newton.
asked by taylor 
math
If (x+2)/2=y/5, then which of the following must be true? x/2=(y2)/5 x/2=(y5)/5 (x+2)/5=y/25
asked by Alex Z 
Statistics
4) The table below shows the study times and test scores for a number of students. Study Time (minutes) (x) 9 16 21 26 33 Test Score (y) 59 61 64 65 73 a)What line best relates study time to the test score? b)Calculate r and r^2. c)Determine whether r is
asked by Lucy 
Physics
a projectile has an initial velocity of 15.0 m/s at an angle of 30 degrees above the horizontal. What is the location of the projectile 2.0 seconds later?
asked by nam maurer 
physics
total internal reflection between two materials is seen to occur if a critical angle of 60 degrees is exceeded. if the index of refraction of the material that the light is entering is 1.98,find the inndex of refraction of the material in which the light
asked by deondre thomas 
math
All of the following are equilavent to 3:8 = x:32 except 8:3=32:x 3:8=8:32 x:8=3:32 8:32=3:x
asked by Alex Z 
physics
A ball, of mass 0.13Kg, is held on the inside of a smooth hemispherical bowl at a height 0.25 m above the base. It is then released. Assuming there is no friction, the acceleration due to gravity, g, is 10 m/s2 and the potential energy is zero at the base
asked by Jimmy 
Math
The intensity of illumination at a given point is directly proportional to the intensity of the light source and inversely proportional to the square of the distance from the light source. If a desk is properly illuminated by a 74.0 w lamp 8.00 ft from the
asked by Jake 
calculus
Find the length in the first quadrant of the circle described by the polar equation r=(2 sin theta)+(4 cos theta) A. (sqrt2)(pi) B. (sqrt5)(pi) C. (2)(pi) D. (5)(pi)
asked by Tracy 
science
hydrogen and oxygen combine in the ratio of 1:8 by mass to form water.what mass of oxygen gas would be required to react completely with 3grams of hydrogen gas?
asked by sai 
physics
A hot air balloon is traveling vertically upward at a constant speed of 3.9 m/s. When it is 10 m above the ground, a package is released from the balloon. After it is released, for how long is the package in the air? The acceleration of gravity is 9.8 m/s
asked by Anonymous 
Calculus still confused
Find the length in the first quadrant of the circle described by the polar equation r=(2 sin theta)+(4 cos theta) A. (sqrt2)(pi) B. (sqrt5)(pi) C. (2)(pi) D. (5)(pi)
asked by Tracy 
calculus, math
Use Newton's method to approximate the value of (543)^(1/5) as follows: Let x1=2 be the initial approximation. find x2 and x3 =? approximation
asked by kayla 
Physics
A fleck moving horizontally to the right at 2.5 m/s begins to accelerate downward at 0.75 m/s2 . Where is the fleck 4.0 s later?
asked by nam maurer 
Algebra II
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by 15% and the altitude decreased by 25%?
asked by Jake 
Math
If 750 m of 3.00mmdiameter wire has a resistance of 27.6, what length of similar wire 5.00 mm in diameter will have the same resistance?
asked by Zoey 
Finance
1) A potato chip manufacturer has been accused of shortchanging their customers with their 10ounce bags of potato chips. A sample of 50 of that company’s 10ounce bags was taken, and it was found that the average weight was 9.8 ounces with a standard
asked by Jaison 
chemistry
Question: how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas is 1.00 atm at 35.0° C. Assuming constant volume, what is the final pressure of the gas? Could someone give me the setup for
asked by sandy 
physics
Legned has it that Isacc Newton was hit on the head by a falling apple, thus triggering his thoughts on gravity. Assuming the story is to be true, estimate the speed of the apple when it struck Newton.
asked by taylor 
Math
If both masses are increased by 60% and the distance between them is halved, by what percent will the force of attraction increase?
asked by Zoey 
statistics
The following data on the number of iron workers in the United States for the years 1978 through 2008 are provided by the U.S. Bureau of Labor Statistics. Using regression techniques discussed in this section, analyze the data for trend. Develop a scatter
asked by nia 
physics
a car starts from rest and accelerates at in a straight line at a constant rate of 4.5m/s/s. How far will the car travel in 35 seconds.
asked by al 
physics
An object of mass 10 kg is pulled along a horizontal floor of a distance 3 m. The friction force between the object and the floor is 50 N. What is the minimum work done by the pulling force?
asked by Abel 
Algebra II
The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam
asked by Ashley 
socials
Invasion of Italy were allies the U.S, Britain the Soviet Union? how Canada involved in this? they team up with Britain? i thought Canada be independence on own and no fight no more but they fight for what? They overtake Sicily. this place in europe? then
asked by Mohammad 
Economics
Suppose the production function is Y = 100(K3/10)(EN)7/10 and capital lasts an average of fifteen years. The rate of population growth is 0.5%. The rate of technological progress is 2.5%. The saving rate is 5%. A. Derive the equation for output per
asked by Matty 
Algebra II
If 750 m of 3.00mmdiameter wire has a resistance of 27.6, what length of similar wire 5.00 mm in diameter will have the same resistance?
asked by Marie 
Math
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by 15% and the altitude decreased by 25%?
asked by Jake 
Physics
A ball, of mass 0.3Kg, is held on the inside of a smooth hemispherical bowl at a height 0.15 m above the base. It is then released. Assuming there is no friction, the acceleration due to gravity, g, is 10 m/s2 and the potential energy is zero at the base
asked by Peter 
Algebra
a colection of stamps consist of 2 cent stamps, 8 cent stamps, and 14 cent stamps. The number of 2 cent stamps is five more then twice the number of 8 cent stamps.the number of 14 cent stamps is three times the number of 8 cent stamps. The total value of
asked by Neva 
Statistics
A battery manufacturer is positive that its AA batteries last for 1,000 hours. However, you’re working for Consumer Reports and you don’t agree with what they say about their product. So, you buy 400 batteries and you test them out. Your findings are
asked by Mike 
statistics
Using our data set from Unit 1, compose a 3page email to the head of the American Intellectual Union, which includes the following: 1.Begin your email to AIU by first providing an overview of the database, that is, a story about the characteristics that
asked by hilda 
home economics
What is the maximum amount it would be worth to shareholders to elicit high CEO effort all the time rather low CEO effort all the time?
asked by cindy 
math
I have a question that says one rectangle has a 3x4 centimeter area. If I make another rectangle, what's the area if the scale factor is 4?
asked by Tre 
chemistry
mix 10ml NaBr 3.i000M wth 10ml water & 10ml AgNo3 3.3.1000M KspAgBr=5.25.1000 .what is the situation at equilibrium
asked by rene 
Algebra II
The kinetic energy of a moving body is directly proportional to its mass and the square of its speed. If the mass of a bullet is halved, by what factor must its speed be increased to have the same kinetic energy as before?
asked by Ashley 
astronomy
Using the densities below, find what percentage of the Earth's mass is contained in its core. If Earth's core were adjusted in radius so that the core contained forty percent of the mass, by what factor would the radius of the Earth change compared with
asked by roach 
Math
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by 15% and the altitude decreased by 25%?
asked by Zoey 
Physics
A ball, of mass 0.15 Kg, is held on the inside of a smooth hemispherical bowl at a height 0.16 m above the base. It is then released. Assuming there is no friction, the acceleration due to gravity, g, is 10 m/s2 and the potential energy is zero at the base
asked by billy 
MATH
A bag contains 2 red marbles, 4 blue marbles, and 8 green marbles. What is the probability of choosing a blue marble?
asked by Anonymous 
economics
1. What is the maximum amount it would be worth to shareholders to elicit high CEO effort all the time rather low CEO effort all the time?
asked by cindy 
Algebra II
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by 15% and the altitude decreased by 25%?
asked by Jake 
chemistry
Acid, base, or salt? I have H2SO4= Acid, KOH= Salt, MgCl2= Salt, and NH3= Base Are these correct?
asked by Sarah 
chemistry
How many molecules are in 3.78 moles of carbon dioxide?
asked by Tori 
chemistry
how to solve for a 28.4 L sample of methane gas is heated from 35.0° C to 76.0° C. The initial pressure of the gas is 1.00 atm at 35.0° C. Assuming constant volume, what is the final pressure of the gas? OK, I did the following: P₁ = 28.4 L P₂ = ?
asked by sandy 
physics
A 6.0 kg mass moves along an inclined plane that makes an angle of 36 degrees with the horizontal. The mass is connected by a cable to a second mass of 10.0 kg, which is suspended over a frictionless, massless, pulley and is free to move. The second mass
asked by Alex 
economics
Suppose you decide to elicit high CEO effort when and if good luck occurs by paying the bonus for $1 billion outcomes only. What criticism can you see with this incentive contract plan?
asked by cindy 
business
Your team is a group of leading US business consultants and you have been tasked with proposing an MCommerce application to a wellregarded regional pharmacy chain consisting of 200 stores. The pharmacy chain wants to better connect with their customers
asked by tye 
math/Right triangle trig
Your favorite team is attempting a field goal. The ball is kicked at an angle of 45 degrees with the field. The ball covers a horizontal distance of 85 inches before the kick is blocked. What is the minimum height the opposing team's player can be to block
asked by Anonymous 
statistics
Some test use a median of 50 and a standard deviation of 10. What proportion of the population will be between the standard score of 90 and 110?
asked by Hm 
english
Please help me with the correct grammar, punctuation, and capitalization on the following paragraph. You will not notice any appreciable change in the pain level for about a week; however, you should be able to anticipate some relief during the second week
asked by Yelena 
Math
If 750 m of 3.00mmdiameter wire has a resistance of 27.6, what length of similar wire 5.00 mm in diameter will have the same resistance?
asked by Jake 
statistics
2)A political candidate is positive that she will get 60% of the vote in an upcoming election. A sample of 100 people is taken, and 52 say that they will they will vote for her. Using a 5% significance level, is the politician right in her claim?
asked by Mike 
Math
A chemist has two ethylene glycol and water solutions: one that contains 11.98% ethylene glycol and another with 7.30% ethylene glycol. How many litres of each must be mixed to make 7.50 x 102 L containing 10.50% ethylene glycol?
asked by Mathieu 
chemistry
what gas is produced in the reaction between calcium carbide and water?write the balanced equation for the reaction.
asked by denis 
Algebra
"Did you hear about..." Its 12 words btw
asked by Sarah 
Astronomy
If we assume the Sun is made totally out of hydrogen, how many hydrogen atoms are contained with the Sun? If the Sun converts half of these hydrogen atoms into helium over its lifetime of about ten billion years, how many hydrogen atoms are converted per
asked by Kaitlyn 
accounting
Given the case assignment, do items 1 – 4 1. Draw a partial REA diagram of the XYZ Company’s revenue cycle to model there events: taking customer orders, deliveries, and the use of vehicles. Be sure to include cardinalities 2. Create a set of tables
asked by TY 
physics
many vacuum flasks have steel walls instead of glass. how would this effect how gfast some hot coffee cools
asked by lissa 
Algebra II
The intensity of illumination at a given point is directly proportional to the intensity of the light source and inversely proportional to the square of the distance from the light source. If a desk is properly illuminated by a 74.0 w lamp 8.00 ft from the
asked by Marie 
college math
solve the equation 1). (x+4)(x12)=5x 2). 4x^2+2x14=1617x
asked by luna 
law
I have a mediation question. 14. If How would a mediator know whether information provided by one of the parties may be shared with the other party? How should he handle this? 16. What effect, if any, would an ongoing financial business relationship
asked by R.T. 
math
In a right angle triangle, two acute angles are in the ratio 2:3. Find the angles?
asked by Benjamin 
Environmental Science
Relate the Fourth Principle of Ecosystem Sustainability to: a. endangered species:, b. agriculture:, c. biotechnology:, d. medicine:
asked by Hana 
Physics Drwls
I was wanting help with my physics post and since no one replied I thought there wasn't a physics tutor on Jiskha, but came back on today cause I really need to get a hang of my physics stuff and luckily seen you Drwls. A bike rider approachea a hill with
asked by Fizzylicous 
physics
A student has six textbooks, each with a thickness of 3.6 cm and a weight of 38 N. What is the minimum work the student would have to do to place all the books in a single vertical stack, starting with all the books on the surface of the table?
asked by Anonymous 
computers
In which type of network configuration is each device connected to exactly two other devices? (Points: 5) Bus Mesh Ring Star im confused between B and C plz help
asked by john 
Blank Verse
I needed the scansion for the word "Cordelia" I believe cordelia is // stressed unstressed stressed unstressed let me know if my thought process is right I appreciate any help!
asked by Jasmin 
statistics
x= 70 115 105 82 93 125 88 y= 3 45 21 7 16 62 12 compute r using the computation formula nearest thousandth
asked by andrea 
statistics
x= 70 115 105 82 93 125 88 y= 3 45 21 7 16 62 12 compute r using the computation formula nearest thousandth
asked by andrea 
Geometry
A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 166 inches, what is the height of the house to the nearest hundredth of an inch?
asked by Lil 
physics
A 160g stone, tied to a thread, swings in a horizontal circle with a 100 cm diameter. If the maximum tension the thread can withstand before snapping is 28n, find the A) Maximum speed of the stone. B) Acceleration of the stone at this speed. For A I used
asked by mack 
College PreAlgebra
Solve 14x7(4x)< 3(2x15). Write your solution using set builder notation. Please show all of your work.
asked by Kameesha 
Algebra II
The intensity of illumination at a given point is directly proportional to the intensity of the light source and inversely proportional to the square of the distance from the light source. If a desk is properly illuminated by a 74.0 w lamp 8.00 ft from the
asked by Ashley 
social studies 7th gr
Im learning about types of government and need to write advantages and disadvantages for each of the following: do you have website that could help me' 1) theocracy 2) monarchy, 3) dictatorship 4) facisims 5) democracty 6)cnsititutional monarchy 7)
asked by marko 
Mathematic
. The number of vibrations per second made when a stretched wire is plucked varies directly as the square root of the tension in the wire and inversely as the length. If a 1.23 m long wire will vibrate 325 times each second when the tension is 115 N,
asked by Robert 
physics
Suppose the simple pendulum shown below were released from an angle of θ = 74°, with L = 0.73 m and m = 0.25 kg..What angle of release would give half the speed of that for the 74° release angle at the bottom of the swing?
asked by Anonymous 
physics
many vacuum flasks have steel walls instead of glass. how would this effect how fast some hot coffee cools?
asked by lissa 
MATH
A RADIO USES THE ENERGY EQUIVALENT 1/20 TON OF COAL PER YEAR. FIND THE ENERGY EQUIVALENT IN TONS OF COAL FOR OPERATING A RADIO FOR FOUR YEARS.??
asked by MEL 
scien
the relative density is 6.5. find the mass of the solid cube of side 2ocm
asked by k.k 
English
Could you please check these sentences, please? Thank you. 1) It is advisable for you to do the exercise. 2) It would be better/best if he did the exercise. (but NOT for him to do) 3) It is difficult for him to do the exercise. It is easy for him to do the
asked by Henry2 
maths
brand 1 beer contain 8% alcohol and brand2 contain 6.5% of alcohol. how many litres of each alcohol must be added to produce 600 l of a new brand containing 7 % alcohol?
asked by parth 
Calculus
Let f(x)=x^3+3x and g(x=5x^2x Determine the area of the region enclosed by the graphs of f and g.
asked by Anonymous 
English
Ms. Sue, thanks for your answer. Is there a rule in grammar that I can use to convince someone that #2 is correct? Which one is correct: 1. The box contains two slides labeled "A" or "B". 2. The box contains two slides labeled "A" and "B".
asked by Chris 
physics
A student has six textbooks, each with a thickness of 3.6 cm and a weight of 38 N. What is the minimum work the student would have to do to place all the books in a single vertical stack, starting with all the books on the surface of the table?
asked by Anonymous 
science
How plant and animal life dependent on the water cycle?
asked by june 
health care
What is the difference between descriptive and inferential statistics? Provide example how you could apply both in your work environment
asked by pj 
Physics
If an outburst of northern lights occurs 3.5 days after a large solar flare is seen, what is the average velocity of the solar wind? Give the answer in meters per second.
asked by Jobeth 
business
Identify a sacco organization involved in online business
asked by joe 
English
When can I use "further" as a sentence connector? Thank you. I have a few more doubts. 1) One million people died of the famine (never: one million of people): 2) The uilleann pipes originally known as the Union bagpipe of Ireland. The uilleann pipes bag
asked by Henry2 
math
rewrite this ad so it will be more effective: Three thousand five hundred dentists surveyed recommend sugarless gum to their parents who chew gum
asked by marie 
math
in art class there are 5 sheets of drawing paper for 9 people. how much paper will each person get?
asked by tony 
Algebra
Wat is the factorization of 2x^4+3x^338x^227x+180=0
asked by Precious 
Business/healthcare
Under what conditions is a flexible budget more effective than a forecast budget?
asked by DonnaK 
English
I urgently need you to check these sentences for me because I made some variations. Thank you very much. 1) The head of our science department would like to discuss the theme in further detail with you before deciding which students to include in the
asked by Henry2 
chemestry
what is the molarity of a solution made by dissolving 3.86 moles of NaCl in 2.50 L of solution?
asked by Anonymous 
Math
The time needed to empty a vertical cylindrical tank varies directly as the square root of the height of the tank and the square of its radius. By what factor will the emptying time change if the height is doubled and the radius increased by 25%?
asked by Jake 
chemistry
How much of the water (in grams or mL) is consumed to produce 15 mL of the H2 gas
asked by Ashley 
geometry
h ttp://img64.imageshack.us/img64/574/plotformula.jpg (please remove the space in the link above, because I could not post the full problem) I think that I should use the following: a
asked by danielle 
statistics
If a company is thinking of giving one department a 1000 bonus. Based on their means and standard deviation scores which set of employess will do better based on this information? Who should get the bonus? Employee A mean 16.875 standard deviation 4.45413
asked by Linda 
Algebra
4^2+44x160=0 If you graphed the above equation, would the graph open up or down? How can you tell without graphing it?
asked by Kelly 
calculus
what is the derivative of x^2(x^24)
asked by Maria 
Trig
Triangle ABC has B= 137degrees, A=31.6 in., and C=42.8 in. Find B.
asked by Gaius 
algebra
brad wants to buy flowers for his friend with 27 $ . the daises are $1 each and the roses are $3 each. he buys 3 more daises then roses. how much did the roses cost?
asked by paige 
Math
Solve by completing the square x^2+4x21=0 Help how do I do this???
asked by Allison A 
physics
Suppose the simple pendulum shown below were released from an angle of θ = 74°, with L = 0.73 m and m = 0.25 kg..What angle of release would give half the speed of that for the 74° release angle at the bottom of the swing?
asked by Anonymous 
general chemistry
Calculate the molar mass that would be obtained from the actual experimental data under the following conditions. The unknown is methyl propyl ether (CH3OC3H7) which has a vapor pressure of 375.2 torr at room temperature, 20C. The volume of the flask is
asked by cinderrrr 
trig
In a rignt angle base is 20 mtr,adjacent side is 6 mtr, hypotenus is 20.88 mtr, what is the degree of angle of hypotenus and base
asked by Anonymous 
math
the third and fourth terms of the sequence are 21 and 38. If the second differences are a constant 2, what are the first five terms of the sequence?
asked by matt 
Social Studies
What was the 1st automobile to be mass produced in the U.S.? It was the 1901 one
asked by Mika 
English
1. He pretended he was carrying the glass necklace /and started down the stairs. Did the two actions happen at the same time(before 'and' and after 'and)? 2. Pretending he was carrying the glass necklace, he started down the stairs. 3. While he pretended
asked by rfvv 
physics
The cost of gasoline per hour for running a certain car is directly proportional to the square of the speed. I f the cost is $2.40 per hour for a speed of 40 km/h, what is the cost per hour for a speed of 60 km/h?
asked by Anonymous 
Physics
A projectile was launched 64° above the horizontal, attaining a height of 10 m. What is the projectile's initial speed?
asked by nam maurer 
Math
How do you calculate interest earned using the initial money and ending savings?
asked by Anonymous 
chemistry
Oxidation CN C=2+ N=3 Can you explain how C is 2+
asked by Monique 
Religion
Movie: Romero Q. how do you think that believing in Jesus affected what Romero did??
asked by Vanessa 
ISB
Find the angles of atriangle which are in the ratio 2:3:5. Could someone explain how to do this also. Thnaks.
asked by Benjamin 
computers
Which type of data communication system is composed of a group of devices in close proximity? (Points: 5) CAN LAN MAN WAN Is it LAN
asked by john 
world geography
i'm stuck on this one whats the answer? 7. Which European colonial power took control of Malaya and built the port at Singapore? A. Spain B. Portugal C. Netherlands D. The United Kingdom
asked by siinna 
Algebra II
The amount paid to a work crew varies jointly as the number of persons working and the length of time worked. If 5 workers earn $5123.73 in 3.0 weeks, in how many weeks will 6 workers earn a total of $6148.48?
asked by Jake 
math
What is the distance between two parallel lines whose equation is L1,3x4y+10=0 and L2,3x4y+2=0
asked by Abas 
physics please help!!
You're standing several meters away from a regular (plane) mirror. The mirror has water spots on its surface. Can you see both the spots and yourself in focus at the same time?
asked by archi 
Javascript
I would like the function test to get the input from the user and display the like the counter function and to display if it passed or not. var negatives =0; var zeroes =0; var positives=0 ; function counter(array){ var i=0; for(i=0;i 0) : positives ++;
asked by Adam 
Geology
What type of rock is grey with white veins along the BOTTOM of the walls? What is the rock's origin?
asked by Kelley91 
Physics
A projectile is shot from the ground at an angle of 60 degrees with respect to the horizontal, and it lands on the ground 5 seconds later. Find: a. the horizontal component of initial velocity b. the vertical component of initial velocity c. initial speed
asked by nam maurer 
math
Would you use mental math to solve 2984+1997+406? Explain?
asked by sandra 
Math
The amount paid to a work crew varies jointly as the number of persons working and the length of time worked. If 5 workers earn $5123.73 in 3.0 weeks, in how many weeks will 6 workers earn a total of $6148.48?
asked by Jake 
English
I still have a doubt, Could you check this sentence, please? 1) I think it would be best if our science department (head??) teacher would get in touch with you directly so that you can discuss every detail before drawing up the project.
asked by Henry2 
Math
find the x and y intercepts f(x)=9x^2+24x+16 Help
asked by Allison A 
Algebra II
If y varies jointly as w and x, and y is 483 when x is 742 and w is 383, find y when x is 274 and w is 756.
asked by Ashley 
English
Thank you. Could I use the simple past instead of the present in the sentence I posted you? It would be best if our science teacher spoke with you .... Can I say: I think it woud be best for our science teacher to speak with you directy?
asked by Henry2 
Algebra II
The amount paid to a work crew varies jointly as the number of persons working and the length of time worked. If 5 workers earn $5123.73 in 3.0 weeks, in how many weeks will 6 workers earn a total of $6148.48?
asked by Ashley 
Algebra II
The volume of a given weight of gas varies directly as its absolute temperature t and inversely as its pressure p. If the volume is 4.45 m^3 when p=225 kilo pascals (kpa) and t = 305 K, find the volumn when p = 325 kpa and t = 354 k.
asked by Ashley 
English
1. He must be a doctor. 2. He has to be a doctor. (Are both the same? Is #2 grammatical?)
asked by rfvv 
law
Can you say you are terminating a mediation if both parties show up a mediation and announces that they have settled the problem? Should you still have a caucus with both parties? Are do you terminate mediation?
asked by R.T. 
math
what is the square of 65
asked by aldwin 
ETH501
Sethi, S., Veral, E., Shapiro, H., & Emelianova, O.. (2011). Mattel, Inc.: Global Manufacturing Principles (GMP)  A LifeCycle Analysis of a CompanyBased Code of Conduct in the Toy Industry. Journal of Business Ethics, 99(4), 483517. Retrieved August 2,
asked by Bernard 
riddle
Did you hear about . . . the words are something like away five ten music were who tigers a two cash got the store dough etc .
asked by Shaila 
MATH
So none of these are correct? 2/3 divided 3/5 = 1 1/9 or 2/5?
asked by JOSH 
Algebra 2
The radius of a right cylinder is 15 inches and its height is 6 inches. What single amount can be added to either the radius or the height so that the volumes will increase the same amount?
asked by unanimous 
trig
In a rignt angle base is 20 mtr,adjacent side is 6 mtr, hypotenus is 20.88 mtr, what is the degree of angle of hypotenus and base
asked by sanatan 
microsoft office aplicationcomputers
YOU HAVE JUST INSERTED A TABLE WITHIN POWERPOINT SLIDE.You will then place the text within the of the table: A)records b)cells c)legends d)placements IS B CORRECT ANSWER?THANK YOU:)
asked by vedrana 
english
Once you click on the paint palette icon, you will be given a list of potential resources. How many resources are under the “Arts and Humanities” category?
asked by Anonymous 
math
Will pays $85 membership fee to become a member of a gym. He then pays only $37 every month. Write an equation to show how many months he could work out if he has $560.
asked by yvette 
math
the area is 16msquared it has to be a rectangle. what is the permitter
asked by Dylan Hughes 
math
924cm is how many meters. my shape has to be square what are my measurements converted to meters
asked by Dylan Hughes 
math
the perimeter is 1000cm. my shape has to be rectangle and convered to meters. what are my deminsions
asked by Dylan Hughes 
English
I added a few more things on a listening comprehension I find it difficult to simplify.I hope you can help me. 1) The House of Lords represented the aristocracy and the Church of England, whereas the House of Commons represented the merchants and the
asked by Henry2 
English dracula
What are some examples of moral seriousness in dracula?
asked by Rebekah 
English
1. It had to be a real diamond. 2. It must have been a real diamond. (Does #1 mean #2? Are both the same?)
asked by rfvv 
Trig/Math
RST is a triangle with right angle S. If s 21.3 Angstroms and t=8.71 Angstroms, find the measure of the larger acute angle.
asked by Gregory 
Algebra 2
Factor 6x^26y^2 6(x+y(xy) or 6(xy)^2 ??
asked by Anonymous 
math
Find the angles of atriangle which are in the ratio 2:3:5. Could someone explain how to do this also. Thanks.
asked by Benjamin 
XECO/212
Can you locate recent articles in the New York Times or Wall Street Journal in which economists are quoted using positive and normative statements? Provide one quote and its context for both a positive and normative statement.
asked by Taunitta 
Math
Write a quadratic equation having the given number as solutions 7 and 4 I cant think of how to do this?
asked by Allison A 
english
Any suggestions on punctuation, grammar and sentence structure? Springfield Homeless Camps and the Law The growing homeless population in Springfield Missouri is unavoidable. They are seen everywhere, especially in more populated towns and cities. As they
asked by Shell 
Intergrated science
What are the various solvents for the following solutes? a. wax b. plant pigment c. glucose d. coaltar e. fat
asked by Makinin 
Maths
Solve the equation. 2y^2  6y = 56
asked by Gilda 
healthcare administration
◦What do you feel are the biggest weaknesses of the health care plan, and why? ◦Be sure to provide 2–3 weaknesses for each group (i.e. providers and patients), and explain your rationale for choosing each by supporting your thoughts with properly
asked by Walter 
math/science
what is dimensional analysis and how does it work?
asked by math 
MAth grade 8
how do you convert 2 4/5 to decimals
asked by 17halimk 
math
1 hour and 35 minutes before12:00
asked by faseeh 
math
solve for x x^2+18x+4=0 is the answer 18 + or square root symbol 90
asked by Allison A 
English
Thank you. I have a doubt on Hamlet's plot. 1) Hamlet's father has been dead only two months, but but his mother, Queen Gertrude, has married her brotherinlaw, Claudius, who has now become king. 2) Does it mean that "he had died two months before"? I
asked by Henry2 
english
which one is correct: 1. the box contains two slides labeled "A" or "B" 2. the box contains two slides labeled "A" and "B"
asked by Chris 
Math
can you please let me know if these are correct: 1. 5 5/6 x 2 4/5 = 16 2. 2/3 divided 3/5 = 1 1/9 or 2/5? 3. 7/12 divided 2/3 = 7/8 4. 3 1/2 divided 3/4 = 4 2/3 or 2 5/7 5. 4 2/3 divided 7 = 2/3 6. 4 1/5 divided 1 2/5 = 3 7. 2/5 x 5/14 = 1//7 8. 2/3 + 1/7
asked by JOSH 
Math Problem
please solve y=3x5
asked by Lavern 
physics
explain why air moving over an object can increase its rate of cooling.
asked by lissa 
computers
What type of network is a collection of devices that equally share the processing and storage without having a centralized server? (Points: 5) Client/server File server Peertopeer Webbased is it C
asked by john 
math
curve y=f(x),minimum point (1,q),q is a constant...then the quadratic function is 3x(x+p)^2 + 2....find 1.)value p,2.)value q
asked by Jesslyn 
MAth grade 8
x+5/6 = 3x5/8 Solve for x
asked by 17halimk 
english
can you give me a good common sentence that has these words:to,two,and too
asked by john 
math
85min earlier than 18:50
asked by faseeh 
Anthropology11
does anyone know any good videos on generalized anxiety disorder?
asked by rebecca 
math
give exact and approximate solutions to three decimal places x^2+8x+16=9
asked by Allison A 
math
100minutes earliar than 19:40
asked by faseeh 
math
the area is 16msquare it has to be a square what is the perimeter
asked by Dylan Hughes 
math
1 hour and 50 minutes before01:30
asked by faseeh 
math
the permitter has to be 10m, my shape has to be a rectangle what are my deminsions
asked by Dylan Hughes 
busi/stats
list 3 ways we can reduce the size of a sample, none of which has any direct relationship to the size of the population
asked by Tim 
Math
give exact and apporeriate solutions to three decimal places (x2)^2=12
asked by Allison A