Questions Asked on
January 19, 2011

Chem
A balloon contains 30.0 L of helium gas at 103 kPa. What is the volume of the helium when the balloon rises to an altitude where the pressure is only 25.0 kPa? Assume that the temperature remains constant
asked by Shrell 
Chemistry Help!!
a kilogram of aluminum metal and a kilogram of water are each warmed to 75 degree Celsius and placed in two identical insulated containers. one hour later, the two containers are opened and the temperature of each substance is measured. the aluminum has
asked by dani 
Math Data management
A survey of 1000 television viewers conducted by a local television station produced the following data: •40% watch the news at 12:00 •60% watch the news at 18:00 •50% watch the news at 23:00 •25% watch the news at 12:00 and at 18:00 •20% watch
asked by Rania 
Physics
a hiker walks 14.7 km at an angle 35 degrees south of east. Find the east and north components of this walk.
asked by Kylee 
Operations Management
WalMart is the largest corporation in the world, and it has obviously enjoyed tremendous success. But while many welcome its location in their communities, others do not. Some complain that its presence has too many negative effects on a community,
asked by Athur 
physics
A person pushes a 14.0kg lawn mower at constant speed with a force of F = 88.0 N directed along the handle, which is at an angle of 45.0º to the horizontal (Fig. 4–45). (a) Draw the freebody diagram showing all forces acting on the mower. Calculate
asked by mrmr 
Chemistry
Calculate the heat change at 100C in each of the following problems.Indicate whether heat was absorbed or released. a. calories to condense 10.0 g of steam b. kilocalories to condense 75g of steam c. kilocalories to vaporize 44 g of water.
asked by Nova Southeastern University 
Physics
What are the components of a vector of magnitude 1.5 m at an angle of 35 degrees from the positive xaxis?
asked by Kylee 
Chemistry
The average human requires 120.0 grams of glucose (C6H12O6) per day. How many grams of CO2 ( in the photosynthesis reaction) are required for this amount of glucose? The photosynthetic reaction is: 6 CO2 + 6 H2O = C6H12O6 + 6 O2
asked by Artie 
Physics
a hiker walks 14.7 km at an angle 35 degrees south of east. Find the east and north components of this walk.
asked by Kylee 
Physics
The gravitational potential difference between the surface of a planet and a point P, 10 m above the surface, is 8.0 J kg1. Assuming a uniform field, what is the value of the gravitational field strength in the region between the planet’s surface and
asked by Christine 
chemistry
How many moles of oxygen can be obtained by the decomposition of 7.5 mol of reactant in the following reaction? 2KClO3 > 2KCl + 3O2
asked by Maria 
Physics
An airplane flies at 65 m/s in the direction 149 degrees counter clockwise from east. What are the east and north components of the plane's velocity?
asked by Kylee 
Physics
Four coulombs of positive charge flow from the +6 V positive terminal of a battery to the negative terminal at 0V. What is the charge in potential energy of the charge.
asked by Adriana 
Chemistry
Fluorine18, which has 1/2 life of 110 minutes, is used in PET scans. If 100 mg of fluorine18 is shipped @8AM, how many milligrams of the radioisotope are still active if the sample arrives at the lab at 1:30 pm?
asked by Bebe 
Math
Part 1: Write two conditional statements for which the converse is true. 1. Statement: 2. Converse: 3. Statement: 4. Converse: Part 2: Write two conditional statements for which the converse is false. 5. Statement: 6. Converse: 7. Statement: 8. Converse:
asked by Kathy 
Chem
A particular balloon is designed by its manufacturer to be inflated tom a volume of no more than 2.5 L. If the balloon is filled with 2.0 L of helium at sea level, is released, and rises to an altitude at which the atmospheric pressure is only 500. mm Hg,
asked by Someone 
Cylinder Height
A cylinder has surface area of 402 cm2. The height is three times greater than the radius. What is the height of the cylinder?
asked by Sydney 
chemistry
4NH3+7O2 yields 4NO2+6H2O If 8g of NH3 reacted with excess O2, how many g of H2O will be produced?
asked by Katelyn 
math 5th grade
by what fraction name for 1 must 2/3 be multiplied to form a fraction with a denominator of 15? also what is the number in this sequence ...,100,10,1,...? would it be 1? thank you
asked by jill 
science
What net force is needed to accelerate a 25kg cart at 14m/s2?
asked by ton 
physicstorque
A person is doing leg lifts with 3.0kg ankle weights. She is sitting in a chair with her legs bent at a right angle initially. The quadriceps muscles are attached to the patella via a tendon; the patella is connected to the tibia by the patellar tendon,
asked by Trace 
MATH
Find the percent of markup. Wholesale price: $34 Selling price: $42.50
asked by Please help!!! 
physics
A diver of mass 68.9 kg stands at the end of a diving board of mass 24.5 kg and length L = 3.29 m. The diving board is supported at two locations, labeled A and B on the diagram. A and B are separated by a distance d = 0.74 m. Observe normal sign
asked by Sydney 
Math
What is the surface area of a right circular cylinder topped with hemisphere if the height is 60ft and the length is 20ft?
asked by Monica 
Calculus
According to Car and Driver, an Alfa Romeo going 70 mph requires 177 feet to stop. Assuming that the stopping distance is proportional to the square of the velocity, find the stopping distance required by an Alfa Romeo going at 55 mph and at 115 mph.
asked by Brittany 
math 12
A manufacturer of cereal finds that the masses of cereal in a company's 200g package are normally distributed with a mean of 200g and a standard deviation of 16.3g a) What proportion of these boxes contain between 183.7g and 216.3g of cereal? b) What is
asked by kitkat 
math
what multiplication fact can you double to find 4 x7?
asked by kel 
MATH ALGEBRA
Which of the following coordinates are intercepts of the linear relation 2x 3y + 30 = 0 ? I. (0 , 10) II.(0 , 2/3) III.(10 , 0) IV.(15, 0) A. I only B. I and IV only C. II and III only D. II and IV only This was what I was trying to do: 2(0)3(10) + 30
asked by Anonymous 
College Physics
A charge of 3.10 nC and a charge of 6.65 nC are separated by a distance of 80.0 cm. Find the position at which a third charge of +7.10 nC can be placed so that the net electrostatic force on it is zero.
asked by Stefan 
math!!!
The function h = 6(t  2.5)^2 + 38.5 gives the height, h metres, of a batted baseball as a function of the time, t seconds, since the ball was hit. What as the maximum height of the ball? a) 6 b 2.5 c) 38.5 d) 0
asked by Alicia 
calculus
According to Car and Driver, an Alfa Romeo going 70 mph requires 177 feet to stop. Assuming that the stopping distance is proportional to the square of the velocity, find the stopping distance required by an Alfa Romeo going at 45 mph and at 115 mph.
asked by Jamie 
organic chemistry
what product is formed from 1bromo2 methylcyclohexane reaction with CH3ONa and CH3OH...from a substitution reaction ...I got 1CH3OH2methlycyclohexane but it's wrong. Not sure how to do it
asked by Yoo 
Science
Two Organisms were found to have different genotypes but the same phenotype. what these genotypes might be. I Need Help Please Badly
asked by Desmond Reid 
physics
A resistor is connected across the terminals of a 6.00V battery, which delivers 3.50 105 J of energy to the resistor in 11 hours. What is the resistance of the resistor?
asked by Anonymous 
Physics
One liter of water at 47 degree C is used to make iced tea. How much ice at 0 degree C must be added to lower the temperature of the tea to 12 degree C? The specific heat of water is 1 cal/g · degree C and latent heat of ice is 79.7 cal/g.
asked by rukia 
physics
two identical point charges are fixed to diagonally opposite corners of a square that is .5m on a side. Ecah charge is +3.0x10^6 C. How much work is done by the elctric force as one of the charges moves to an empty corner
asked by sasha 
algebra
Solve each quadratic by using the wuadratic formula and round the answer to the nearest hundredth, if possible. 1. x^2 = 9 2. 0 = 3x^2  8
asked by Clammyson 
English
How is "An Occurrence at Owl Creek Bridge" a reflection of the time period which produced it (1890s)? THis was my last question, and i been stuck on it for 20 minutes, please HELP!
asked by Amber H. 
chemistry
What is the boiling point of a solution composed of 15.0g urea, (NH2)2CO, in .500kg of water?
asked by Evelyn 
Math
5. The Leaning Tower of Pisa leans toward the south at an angle of 5.5 degrees. One day near noon its shadow was measured to be 84.02m long and the angle of elevation from the tip of the shadow to the following, assume that the Tower is like a pole stuck
asked by Alicia 
geometry
Given that AB is a tangent of the circle with the center at X, AB = 12, and XD = 2.5, which is the length of DB?
asked by Nicole 
geometry
In triangle abc, ab=5 bc=9 and ac=8 Choose the angle measures from greatest to least
asked by Jake 
physics
A trapeze artist, starting from rest, swings downward on the bar, lets go at the bottom of the swing, and falls freely to the net. An assistant, standing on the same platform as the trapeze artist, jumps from rest straight downward. Friction and air
asked by megan 
algrebra
Suppose the speedometer in your car reads 55.0 mph. What is your speed in m/sec? (1km=0.621 mi)?
asked by susan 
English
1.Before she followed the white rabbit through the tiny door, Alice has (shrank, shrunk) to a very small size! 2.Vulcan's hammer (rang, rung) as he worked metal for the Roman gods. 3.Not only have I never (rode, ridden) a roller coaster, but I probably
asked by Hayley 
physics
The heating element of a clothes dryer has a resistance of 14 and is connected across a 240 V outlet. What is the current in the heating element?
asked by Anonymous 
pphysics
Two spherical objects have masses of 300 kg and 1000 kg. Their centers are separated by a distance of 5m. find the gravitational attreaction between them.
asked by Al Daq 
Chemistry
If water I'd added to magnesium nitride, ammonia gas is produced when the mixture is heated Mg3N2 (s) + 3H2O (l) > 3MgO) (s) + 2NH) (g) *Only the numbers at the beginning aren't subscripts* If 10.3 g of magnesium nitride is treated with water, what
asked by Anon 
physics
'the mass of the Earth is approximately 80 times the mass of the moon and the earth's radius 3.7 times that of the moon. if the acceleration of free fall on the Earth is 10 ms2. estimate its value on the moon'
asked by Anonymous 
english
How does " an occurence at owl creek bridge" a reflection of the period of time?
asked by Tiffany 
Math grd 12
The number of nuts in a package of Nutty's premium cashews is normally distributed with mean of 432.4 nuts and standard deviation of 5.8 nuts packages with fewer than 420 nuts or more than 445 nuts will be rejected by quality control a) what is the
asked by Celina 
science
how is the boiling and melting point of iron more than that of sodium?
asked by kunjani pathak 
Chem
A balloon contains 30.0 L of helium gas at 103 kPa. What is the volume of the helium when the balloon rises to an altitude where the pressure is only 25.0 kPa? Assume that the temperature remains constant
asked by Shrell 
Chem
A balloon contains 30.0 L of helium gas at 103 kPa. What is the volume of the helium when the balloon rises to an altitude where the pressure is only 25.0 kPa? Assume that the temperature remains constant
asked by Shrell 
sawmills 3rd grade math
Draw an array. Then write a fact family to describe your array
asked by chasestory 
College Physics
A charge of 3.10 nC and a charge of 6.65 nC are separated by a distance of 80.0 cm. Find the position at which a third charge of +7.10 nC can be placed so that the net electrostatic force on it is zero.
asked by Stefan 
HCR/220
In your opinion does the HIPPA 837 form have more pertinent information than CMS1500 form when submiting.
asked by Leonard 
Chemistry
In an experiment, 238 mL of 0.45 molar hydrochloric acid completely reacts with excess iron to produce hydrogen gas and iron (III) chloride. What volume will the hydrogen gas occupy if it is collected over water at 35 degrees Celsius and 735 torr? The
asked by Tichele 
advance algebra
The difference of two numbers is 192.If one is 9 times the other, what is the bigger number. X=smaller number y= bigger number please help..thanks
asked by AD 
Ms Sue
Ms Sue do u know if this website also offers free hmk help? Learn Now BC like can u sign up for free on there?
asked by Anonymous 
physics
THe steering wheel of a car has a diameter of 60cm and turns a shaft 4cm in diameter (a) If a 90nt force is needed to turn the wheel, what torque is exerted on the wheel? (b) What force is applied tangentially to the surface of the shaft?
asked by bird 
Algebra
Isosceles triangle,two angles have the same measure. Determine the measure of the third angle in an isosceles triangle,if the third angle is 10 more than onehalf of either of the equal measurements
asked by Lee 
MATH_ALGEBRA
The price to cover ornaments is a fixed amount plus a percentage of the value of the ornaments. It costs $32 to insure $1000 worth of jewellery or $44.50 to insure $3500 worth of jewellery. What is the fixed amount to insure jewellery? A. $27.00 B. $31.25
asked by Anonymous 
english 3
A wind began to blow, and he shivered. With all his strength he tried to hold and to understand the mood that had come upon him. In that high place in the darkness the two oddly sensitive human atoms held each other tightly and waited. In the mind of each
asked by jazmyn 
algebra
neil was growing a culture of bacteria for a biology experiment. he noticed that the population doubled after 90 minutes. if the population grows exponentially, how many times the original population will there be after six hours?
asked by Anonymous 
math
Given R(6,19) and S(14,6), what are the coordinates of the point on segment RS twofifths of the distance from R and S?
asked by Anonymous 
Physics
A crank .25 long turns a shaft with a diameter of 3cm around which part of a rope is wound. One end of the rope hongs free and supports a weight of 4200nt. (a) What torque does the weight exert on the shaft? (b) What torque must be excerted on the crank to
asked by bird 
home economics
is it ethical or unethical to take a computer home to complete a workrelated assignment
asked by Anonymous 
ECONOMICS
UrGENT, PLS ANSWER MY QUESTION IMMEDIATELY!!! For each pair of commodities,state which do you think is more elastic and give your reasons:perfume and salt; penicillin and icecream; automobiles and automobile tires.
asked by IVY 
advance algebra
The sum of two numbers is 103, the larger number is 1 more than 5 times the smaller number. use x=smaller number y=larger number
asked by AD 
physics
What is the speed of a communications satellite orbiting the Moon at an altitude of 290 km above the Moon’s surface? I know that G=6.67e11 and h=290. I plugged inthese values, 7.35e24 for the mass and 1.738e6 for the radius into v=sqrtGM/R=h but I
asked by joe 
Chemistry
How much heat is evolved when 6.688 moles of Cu(s) is burned in excess oxygen
asked by Hector Smith 
english
Is it ethical telling an associate and close friend that she should pay more attention to her work responsibilities, or management will fire her please explain why?
asked by Ash 
To helper
Did you know that the best help you can give a student is NOT to do the problem for him, but to lead them to a solution. You can do this by example, or hints, or setting up the problem. Giving it away makes it worthless, and does not help the student
asked by bobpursley 
MATHALGEBRA
What's the slopeintercept equation of line which is parallel to y = 2/5x3 and passes through point (0,5) A. y = 5/2x  3 B. y = 5/2x + 5 C. y = 2/5x + 3 D. y = 2/5x + 5 Its D, but how do u figure that out? please explain step by step.
asked by Anonymous 
physics
The filament in an incandescent light bulb is made from tungsten. The light bulb is plugged into a 240 V outlet and draws a current of 1.16 A. If the radius of the tungsten wire is 0.0052 mm, how long must the wire be?
asked by Anonymous 
ALGEBRA
Lines A and B are perpendicular and have the same xintercept. The equation of line A is x + 2y  4 = 0 . Determine the yintercept of line B. A.8 B.2 C. 4 D. 8 This is the work that I did: x + 2y  4 = 0 +4 +4 x+2y = 4 x x 2y = x+4 divide both sides
asked by Anonymous 
social studies
1) how did the fact that fur trading companieswere econimic imperialists affect the development of westerm Canada? 2) how did the arrival of settlers in the West affect the fur trade? 3) describe the role played by Native peoples in the fur trade. 4)
asked by sue 
Chemistry
Determine the pressure in a 125L tank containing 56.2 kg of oxygen gas at 25 °C. So, PV=nRT I convert 25 °C to 298.15 K Do I have to convert anything else? What else do I do?
asked by Anon 
math
Determine the values of sin, cos, tan, csc, sec and cot at (3, 3) on the terminal arm of an angle in standard position 2. If cos θ = 2/3 and 270° < θ < 360° then determine the exact value of 1/cot
asked by steph 
math
mystery numbers A = B + 5 B = C + 7 C = THE DIFFERENCE BETWEEN 13 AND 9 D = A  B
asked by nat 
physics
The boats have a mass of 30 kg. The stopping splash lasted about 1.5 s. What acceleration is required to stop the flume?
asked by jim 
econ 102
the priceelasticity of perfume and salt.
asked by raymond 
physics
A train is moving parallel and adjacent to a highway with a constant speed of 30 m/s. Ini tially a car is 44 m behind the train, traveling in the same direction as the train at 42 m/s and accelerating at 3 m/s2. What is the speed of the car just as it
asked by Anonymous 
Physics
A 1200 kg elevator is attatched to a cable whose tension is 11700 n. What is the magnitude of the elevator's acceleration? What is the Motion of the elevator? could have multiple answers.
asked by Bill 
ap chemistry
What minimum volume of .2M Na2CO3 is needed to precipitate all the Sr 2+ from 25mL of .1M Sr(NO3)2
asked by syd 
Chemistry
What do I do when writing the net ionic equation for Magnesium nitrate reacted with sodium chloride? I've wrote out the molecular equation and the total ionic equation. Everything cancels out....under my total ionic equation do i just write no reaction?
asked by Jack 
Science
Predict Two Organisms were found to have different genotypes but the same phenotype.Predict what these genotypes might be.Explain
asked by Joneisha 
Chemistry
What is the density(g/L) of a gas mixture that contains 27.0% Fe and 73.0% He by volume at 714 mm Hg and 27.5 degrees Centigrade?
asked by Anonymous 
math
1500cm= mm 72 km= m 38000 cm= m 42 m= mm 986 cm= mm 48000 mm= m 5000 m= km 5280 cm= mm
asked by julian 
rectangular area
mark wants to fence a area 240 sq feet for his dog the fence is 24 feet long then how wide will the fence be
asked by anthony 
English
Can you check these sentences on Elizabeth I's film, please? Thank you 1) In 1585, Roman Catholic Spain, under the rule of King Philip II , is the most powerful country in Europe. 2) Philip intends to make war against Protestant England in retaliation for
asked by Franco 
Biology
I don't know any info an the first semester and midterms are tomorrow please help ( Populations, Communities, and Ecosystems Chemistry of Living Things History of Life on Earth: The First Simple Cells History of Life on Earth: Complex Cells Cells and Their
asked by Noemie 
math
a large jar contains 500 marbles suppose you have an identical empty jar how would you find the mass of one marble
asked by john 
Physicsmoment of inertia PLEASE HELP
this is the question : A CD has a diameter of 12.0 cm and a mass of 15.8 g. The motor in a CD player causes the disk, initially at rest, to spin. When in operation, the CD spins in such a way that the laser scans the tracks at a constant tangential
asked by Trace 
physics
a 5kg suitcase slides 2m down a frictionless ramp incline at 45 degress. How fast is it going at the bottom?
asked by Luke 
physics
The electric potential energy stored in the capacitor of a defibrillator is 64 J, and the capacitance is 137 µF. What is the potential difference that exists across the capacitor plates?
asked by Anonymous 
physics
A strong child pulls a sled with a force of 108 N at an angle of 33.6° above the horizontal. Find the vertical and horizontal components of this pull.
asked by Byron 
social studies
What are three things that we import into our country and three things that we export?
asked by steve 
geometry
How can I prove that triangle jlm is congruent to triangle ljk if line jl is perpendicular to line lm and line lj is perpendicular to line jk and line mj is congruent to line kl
asked by rachel 
Math
Given: csc =  17/15 where 270 < 360 cot = 3/4 where 90 < 180 Find the exact value of sin. Show all work.
asked by Anonymous 
geometry
two angles are complementary one angle is 18 more than three times the other find the measure of the larger angle
asked by franceska 
ECONOMICS
The relative price of personal computers has dropped drastically over time. would you explain this falling price in terms of demand or supply changes? what factors (at least 4) are likely to have caused the demand or supply shifts that did occur?
asked by IVY 
Math
3. The costs of doing business for a company can be found by adding fixed costs, such as rent, insurance, and wages, and variable or suppliers costs, which are the costs to purchase the product you are selling. The portion of the company’s fixed costs
asked by adb 
math
If 5000 is deposited at the end of every year for 10 years at 5% compounded monthly, then the amount of this annuity on the date of the last payment is
asked by Anonymous 
math
i need to choose an appropriate scale and interval size for a frequency table that will represent the data and then make a frequency table. How do i do this?
asked by Eric 
physics
A crank .25m long turns a shaft with a diameter of 3cm around which part of a rope is wound. One end of the rope hangs free and supports a weight of 4200nt. (a) What torque does the weight exert on the shaft? (b) WHat torque must be exerted on the crank to
asked by bird 
Science
I need help answering with the below question please What are three ways resources are brought up from under Earth's Surface? Thanks!
asked by Stella 
math
ee ann wants to mix tea with 2 Cents per oz with 100oz of tea worth 5 cents per oz to make a mixture worth 3 cents per oz. how much 2 cent tea should be used?
asked by Anonymous 
FP101
150200 words Discuss the advantages and disadvantages of renting a home vs. buying.
asked by Anonymous 
maths
a rectangular field is measured 290m by 219m.how long it will take for a girl to go to 2 times round the field.if she walks at the rate of 1.5m per sec.
asked by manisha 
math 12
In his best year, Mickey Mantles batting average was o.365. In that year, what was the probability that he would get exactly 5 hits in 15 times at bat? Compare the results from the normal approximation with the results from a calculation using a binomial
asked by kitkat 
math
Finance: if given the equation: y=12000(1.07)^x a)Estimate the time it will take to double using the rule of 72 b)determine the time it takes for the investment to double useing the !@#$%^&tion
asked by Dane 
computer
what fundamental rights of the individual have computer privacy laws tried to protect
asked by sara 
chemestry
show a correct numerical setup for determining how many litters of a 1.2M solution can be prepared with a .50 mole of c6h12o6
asked by edward 
Intermediate Algebra
The volume V of a certain solid is twice the product of pi and the cube of its length L. Translate into an expression
asked by Kacy 
Math
A shoe company will make a new type of running shoe. The fixed cost for the production will be $54,000. The marginal cost will be $25 per pair of shoes. The shoes will sell for $115 for each pair. a) Write the cost function b) Write the revenue function c)
asked by kenny 
Math Algebra II
9x^4/16y^6 How to I simplify it must be written in exponential form and no negative exponents. HELP
asked by Christina 
math 4th grade
n divided by 5 equals 105 how do you no that the tens place in n is less than 5
asked by mitch 
Math
4. Evaluate the following, give exact value when possible. a. sec(225) = 2.72 b. sin(15) – 0.065 c. sin(75) = 0.39 Are these the correct answers? I feel like there should be an equation... I'm confused
asked by Chelsea 
COM155
Students are often confused about the use of the words good and well in their writing. Write a 100word passage to Susan Anker, the author of the course’s textbook, in which you describe five details from her book that are good and five details about the
asked by Anonymous 
physics
Find a vector with a magnitude of 1.00 that bisects the angle between the vectors 5.00i + 11.0j and 2.00i − 1.00j. Give your answer in rectangular coordinates. Please explain how you arrived at the solution. Thanks!
asked by melissa 
material science
How much heat (in BTU) would be required to heat and vaporize 100 lb of water from 25°C to saturated steam at 1 atm? Assume heat capacity is constant at 1 BTU/lb°F and the latent heat of vaporization is 1,000 BTU/lb
asked by zura 
Math
Which of the following is true if a pentagon tessellates a plane? a. A pentagon never tessellates a plane b. All of its sides must be the same length c. It must be a regular pentagon d. It has one pair of parallel sides I was thinking its (c) but not sure.
asked by Rena Lambides 
Science
I am in the third grade. Can u please explain to me what displacement is and how it is used. Thank you.
asked by Yalitsa 
Chemistry
What adjustment would you make to the Bunsen burner (a) to correct a flame with an orange tip (b) to correct a ragged, noisy flame? ..I always get the purpose of the gas inlet / air inlet mixed up
asked by John 
chemistry
How would the volume of gas produced in an experiment be affected if the pressure of the water vapor was not accounted for in the calculations?
asked by Anonymous 
Science
What is the function of guard cells?
asked by Vanessa 
trig/functions
what does y=2 sin (xpi/ .5) 1 look like on a graph with the 3 phases of the function?
asked by alyssa 
business
You are writing to alumni of fraternity raising money for a scholarship. if you cannot personalize the letters, what would be the best salutation? A) Dear Brother B) Dear Sir C) Dear wealthy Alumnus D) Dear Alpha Kappa Psi Member My answer is D, but i am
asked by Nancy 
Grammar
complete each sentaceby filling in a reflexive or intensive pronoun. In the blank write R if the pronoun you rote is reflective. Write I if it is intensive. I,1. We built the whole model (ourselves). R,2. I knew the dog had fleas because it was always
asked by Tiffany Jade 
financial planning
Identify two cash management products and provide a short description of each. Do you have any experience with these products?
asked by ashley 
math
Can someone please take a look at these results and make sure they're correct? Thank you! 5. The Leaning Tower of Pisa leans toward the south at an angle of 5.5 degrees. One day near noon its shadow was measured to be 84.02m long and the angle of elevation
asked by PLEASE CHECK MY ANSWERS 
maths
4m a rectangular sheet tin of size 100cm,80cm are cut 4 square side 10cm from each corners find area of remaining side.
asked by manisha 
algebra 2
what is the quadratic function that has the roots (4+3i) and (43i)
asked by madi 
Chemistry
How much energy, in calories, will be required to evaporate 125.0 mL of ethanol at its boiling point? Given: Density 0.818 g/mL Boiling Point 78.5 C Heat of Vaporization 210 cal/g Any help is appreciated!
asked by Brooke 
algerbra
I come up with yintercept (0,30) and xintercept (20,0) for this 6x+4y=120 Can you tell me if I am right. If wrong what are x and y intercepts for 6x+4y=120
asked by Debster 
algebra
11T over 28  T over 4=1
asked by kate 
5th grade algebra
I need help with input out put table. The top row is: 1, 4, 3 5 8 9 6 The bot row is: 1, 10,7,13 ? ? ? The question marks are blanks in the table. Hellllllp please
asked by Hannah 
Math
If sarah ate 1 and 1/12 of 2 birthday cakes how many slices were not eaten?
asked by Anita fields 
Physics
The shuttle is orbiting the earth at a distance of 500km above the earths surface. Assumingan astronaut has a mass of 72kg, what is the force of gravity upon him or her? You may assume the earth has a mass of 5.98 x 10^24kg and a radius from the center to
asked by Bianca 
5th grade math
a new fence is needed for the perimeter of a rectangular horse pasture. The pasture measures 78 feet by 68 feet. how many feet of fencing are needed for the pasture? CAN YOU SHOW TO WORK THIS PROBLEM>?
asked by pat 
english
Is it ethical or unethical to Deemphasizing negative test results in a report on your product idea?
asked by Anonymous 
TO Helper
Helper could you please look through my other Algebra Math posts, I really need help, please and thank you.
asked by Anonymous 
Dynamics
A French artillerist, Captain A. Le Duc, developed an empirical formula for the velocity of a projectile in terms of the distance traveled by the projectile in the bore. For a 155mm gun this equation is v = 3309s /(70 + s) where s is the distance traveled
asked by stan 
calculus
The area of a rectangle is 25cm^2. Express the perimter of the rectangle in terms of its width.
asked by Kristina 
math
Two angles are supplementary. One angle is 4 degree less than 3 times the other. Find the measures of the angles.
asked by Marcia 
English
I have to write an outline on The Sun Also Rises by Ernest Hemingway, and I can't seem to find an appropriate thesis statement for such a paper. I was hoping someone could help me. I was thinking something along the lines of: In The Sun Also Rises,
asked by Ethan 
algebra
how to solve this?? 13y=10 x+Y+Z=39 16x=13z
asked by aldren 
Reiny
Reiny I think I have found out the rectangle problem. Could you check and see if Ive got it correct?
asked by Sydney 
banyan elementary
Samantha has 7 tomato plants in 12 rows. How many tomato plants does she have? Solve using multiplication equations
asked by maya 
maths
each side of a square flower bed is 2cm and 8cm it is extended by diging strip of 30cm wide all around it,find the area of enlast and also increase in area flower bed.
asked by manisha 
physics
A train is moving parallel and adjacent to a highway with a constant speed of 22 m/s. Initially a car is 69 m behind the train, traveling in the same direction as the train at 35 m/s and accelerating at 3 m/s 2 . What is the speed of the car just as it
asked by Katy 
criminal procedure
8. A journalist is being compelled to reveal a confidential source of information, but the source would be useful to the government in a criminal investigation, or helpful to a criminal defendant at trial. What constitutional issues are involved? Should
asked by justin 
math
Given the following equation x,y data pairs find the least squares equation for these data. Use 3 decimal places. Y equals what + what x(3,3)(4,5)(6,8,)
asked by jeffrey 
physics
a 2kg mallet is dropped from a height of .6m onto a nail, driving it 3.5 cm into the wood. What is the average force exerted by the mallet on the nail? thanks
asked by jake 
spanish
where does the accent mark belong on espanol
asked by erika 
algebra
How do I solve this inequality? Please help. (3x2)/(5)2
asked by Michele 
Algebra
Decide weather the pair of lines are paralle, perpendicular, or neither. 5x+4y=3 4x+5y=1 I am lost here
asked by Sally 
histoy
What are some interesting facts on the spiral notebook?
asked by liz 
Hard math
Solve by using the multiplication principle 2x> 1 over 9 I have tried this problem and can get no where with it can someone please help me????
asked by Sally 
English
You had to say whether or not the underlined word was adjective or pronoun. Can you check? That is my favorite fiction book. That is a pronoun. This is a good collection of books, too. This is a pronoun. These are good to read. These is a
asked by Catherine 
PSY
In what ways has the information changed you life? Has it changed your personal belief system? Has it changed your understanding of your fellow human being? How have you implemented the concepts from this course in your life?
asked by Missy 
English
I forgot to include the following statements. Thank you very much. 1) In the main street there are two baker's shops (if I write two baker's without including "shop" is to be regarded as a mistake?). 2) Elizabeth seeks advice from her astrologer, who
asked by Franco 
math
Thank you for your help. I don't know how to do this, so if you could explain step by step how to do this, that would be really good.... "A rough approximation for ln(5) is 1.609. Use this apporximation and differentials to approximate ln(521/100) thanks
asked by APPRECIATIVE STUDENT 
British Literature
I did read the sparknotes info but all I could come up with was Roman Catholics, sin, Satan. I can't figure out a way to really make this connect to the story. Any help would be appreciated.
asked by Anna 
Math
In my schoolwork, they want me to find out the perimeter of a rectangle. I found out that the sides of the triangle was 3 forths of an inch and the top was 3 inches. I forgot how to find out the perimeter and the area. Could you please help?
asked by Lousianagirl 
mat 116
a roof rises 1.9 feet vertically and 7 feet horizontally. what is the grade of the roof?
asked by Anonymous 
math
what is the coast of tilling rectangular plot of land 500m long and 200m wide at the rate of Rs 8 per hundred sq m?
asked by Rachit 
Math
Sagal works as a DJ at a local radio station.On occasion, she chooses some of the songs she will play based on the phonein requests received by the switchboard the previous day. Sagal's list of 200 possible selections includes a)100 songs in the top 100
asked by Rania 
English
1.That cute little puppy has (stole, stolen) a biscuit. 2.The Boys Choir of Harlem has never (sang, sung) more beautifully. 3.Jimmy's toy sailboat had (sank, sunk) to the bottom. 4.Why had the dog (took, taken) the cell phone outside? 5.Why have all those
asked by Hayley 
Algebra II
How would I simplify the complex fraction: 3/x^3/1/x^2 ? Thanks
asked by Autumn 
Biology
How do the heart, capilaries, arteries and veins work to distribute materials through the body?
asked by Anna 
ant101
As a cultural anthropologist what might you propose to research and would it be an Ethnology or Ethnography? What methods would you use to gather your data? What potential issues may you face while conducting your fieldwork and how would you deal with
asked by jacob 
algebra
Solving equations. PLEASE HELP! (4)/(x+2)  (4)/(x) __________________ = 1 2
asked by Amy 
physics
a 2kg mallet is dropped from a height of .6m onto a nail, driving it 3.5 cm into the wood. What is the average force exerted by the mallet on the nail? thanks
asked by jen 
phyics
a 2kg mallet is dropped from a height of .6m onto a nail, driving it 3.5 cm into the wood. What is the average force exerted by the mallet on the nail? thanks
asked by jinny 
Place Value
Choose between the numbers 0, 2, 3, 4, 5, and 6 to make the largest four digit natural number in terms of value that you can. The number 078 has two digits. The number 00045 has two digits. Choose between the same numbers to make the smallest four digit
asked by Melissa 
Science
what is the function of guard cells
asked by Vanessa 
hum
Explain the basis of judgement you believe should be used for addressing the moral questions oe delimmas surroundingclimate change
asked by peter 
To Desmond
Please use Post a New Question  if you piggyback a question on another student's question, it's unlikely to be answered. Please repost your question.
asked by Writeacher 
math
3 numbers you could add to 15 withour regrouping
asked by Anonymous 
tv/media analysis
I need a good topic for an advertisement parody. heres the assignment: Create your own parody of a national print advertisement, one that will not only get the audience's attention but will subvert the original purpose of the ad. Most good ad parodies are
asked by brandon duncan 
math
3. Find the exact value of the following, show all work. a. sin^2 (75^0)/sin45, cos^2, 30^0 b. tan(135) + sin(30)cot(120)
asked by Aly 
calculus
is dy/dx=5/x+y separable? If so, how? Thank You.
asked by Steven B. 
Calculus
PLZ show work, find the rieman sum of 6 intervals of sinx from (0,pie) also find the absolute min and max of ln(2+sinx) for pie(or equal to) 2pie
asked by ALEX 
advance algebra
find three numbers such that the second is 6 less than 3 times the first , and the third is 2 more than 2/3 of the 2nd.The sum of the three numbers is 172. use x=1st number y=second number z= 3rd number please help...thanks a lot!!
asked by AD 
advance algebra
The sum of two numbers is 81, one of the numbers is 9 more than the other.What are the numbers? please help..thanks a lot
asked by AD 
Math  For Reniy
My answer on the problem was paralle ???
asked by sally 
spanish
fill in the bank primero ,vamos a _________ tarde.
asked by nece 
math 12
In a population of 328 snakes at a zoo, it is known that 162 are female. A scientist selected 50 snakes at random to run some tests. What is the probability that the scientist will select at least 30 female snakes?
asked by kitkat 
math
how do you change a linear equation to make the graph steeper?
asked by maria 
math
The product of two numbers is 60. If you divide the larger number by the smaller number you get 15. What are the two numbers? Please show how your two numbers meet the 2 criteria stated in this problem.
asked by Anonymous 
8th grade science
For my quiz some of these questions confuse me. Your genome is over 99% identical to every other human on earth. True False 3 points Save All living things on earth share certain identical sequences of bases on their genome. True False and... Question 8 3
asked by Lina 
PreCalculus
3n=squareroot of 10n1 And Y=squareroot of 7y10 Help would be greatly appreciated!
asked by Laura 
Calc BC
A shoe company will make a new type of running shoe. The fixed cost for the production will be $54,000. The marginal cost will be $25 per pair of shoes. The shoes will sell for $115 for each pair. a) Write the cost function b) Write the revenue function c)
asked by Tony 
College Algebra
Can you please help me solve this word problem? Your boss has asked you to come up with a price model for one of the cell phone models that your company produces. In the model, costs and length of service are directly related. You are also asked to examine
asked by Michael 
biology/chem
How many grams of glucose should we dissolve in one liter of water to get a 0.9% solution?
asked by nicole 
math
a person invests $2000 at 4% per year comoundes semiannually for 25 years, determine how long it will take for the investment to reach $5000, using the tvm solver in your calulator and using an exponential funtion.
asked by Dane 
Writting
Describe the genre of "The Third Wish" and what aspects of the story make it this genre. PLZZZZZZ HELP
asked by SkaterGirl 
MTH213 
A twodigit number has the property that the units digit is 4 less than the tens digit and the tens digit is twice the units digit. What is the number?
asked by Jonathan 
5th grade math
what is the range for the following number? 900,700,500,600,600,300,600,200,100,200? pleASE! EXPLAIN HOW TO SOLVE THE PROBLEM..
asked by pat 
Chenistry
How many moles of PbO are needed to produce 4 moles of Pb3O4? Given the equation 6PbO+O2 = 2Pb3O4
asked by Artie 
Medical & Billing
Can any one let me know how long it will take to complete Medical & billing certificate i am doing from Penn Foster and i am doing 4th assignement & 4 moths are over,it really sucks with projects kindly help me with ur comments what should i do continue or
asked by Joe 
Social Studies
for class, my teacher is making us do a booklet of key terms that we need to know. We have to draw pictures for each key term. I need some ideas on what to draw for Articles of Confederation and Land Ordinance of 1785. please help!
asked by katie 
alg. 2
solve by using a system of equations. in one city, cabs are allowed to charge $2.25 plus $.15 a mile. in another city, cabs charge $1.50 plus $.18 a mile. after how many miles would the fares in both cities be the same?
asked by exam tomorrow! help 
physics
What is the height of 3.0 meter ladder leans against a wall 37 degree.
asked by Anonymous 
Math
Solve by using the multiplication principle 2x> 1 over 9 I have tried this problem and can get no where with it can someone please help me????
asked by Brad 
math
suppose the growth of a population in millions is modeled by 3.2*(1.72)^t. what is the size of the population initially?
asked by mee 
Chemistry
A procedure states "use iron(III)chloride hexahydrate". Can I use anhydrous iron(III) chloride instead if the hexahydrate is not available?
asked by Janice 
Algebra 1
5x + y = 5x + (3x − 11) = 13. Please help me solve this step by step. This is killing me. I really need help, thank you so much.
asked by Esther 
Math
Samuel drew a blue marble out of a bag in 8 out of 12 pulls. Predict how many times he will draw blue in 30 pulls. Please explain.....
asked by Kris 
English
This isn't that hard(ok maybe it is) but I just want you to check. We had to say whether of not the underlined word was a adjective of noun. The ones I had trouble with were: She certainly had a spring in her step that day! Spring is a noun Only the
asked by Catherine 
com155
Students are often confused about the use of the words good and well in their writing. Write a 100word passage to Susan Anker, the author of the course’s textbook, in which you describe five details from her book that are good and five details about the
asked by Anonymous 
12 th English
I need to write a Parody on TV media analysis. Where do I begin?
asked by Jane 
English
Where can I find examples of the sentence pattern Pronounverbarticlenoun, conjunctionpronounverbadverb on the internet? I need 5 examples. Thank You.
asked by Jacob 
algebra
how do u do 1.25 multiplied by 64
asked by joshua 
Chenistry
How many moles of PbO are needed to produce 4 moles of Pb3O4? Given the equation 6PbO+O2 = 2Pb3O4
asked by Artie 
Physics
Spin and Barf Ride Rotor diameter is 4.0 m. Minimum period of rotation is 1.7 s. The ride lasts 110 s. 1. What is the tangential velocity? 2. What is the centripetal acceleration is m/s2 and g’s?
asked by John 
math
how to isolate a variable with a component. 60+80x1 over 2 to the exponent of "T" over 30+20
asked by jordan 
Math
Explain which numbers are the divisor dividend and quotient in the following problem 48 divided 6 = 8 ?
asked by Anonymous 
math
how to isolate a variable with a component. 60+80x1 over 2 to the exponent of "T" over 30+20 solve for T
asked by jordan 
chemistry
write three physical change and three chemical change and their similarity and give an examples
asked by Mohamed shiko 
math!!!
The degree of g(x) = 2x^2 + x  1 a. 3 b. 2 c. 1 d. 1
asked by Alicia 
literature
if you consider the call of the wild to be an allegory which one of the following statements would be true
asked by mary 
math
given the following equations x,y data pairs find the least squares equation fo these data. use 3 decimal places. Y equals what + what x (3,3)(4,5)(6,8)
asked by jeffrey 
8th grade Science
How do I show work for Si + Cl ?? The answer is SiCl with a little 4 down below the Cl. but I don't know how to show the work.
asked by Susan 
English
Can you check these statements for me, please? 1) What did you have as a drink/to drink? I had a coke. 2) Winston is attracted by the telescreen, which shows a report about the big iron. The Party has taken control (?) of his life 3) The street, in which
asked by Franco 
Math
Please help me solve this inequality problem. 1(4)/(3)x
asked by Mandi 
algebra 2
solve by using the quadratic equation: 5x^2+3=7x
asked by kayla 
PHYSICS
WHAT IS MAGNITUDE OF NORMAL FORCE IN FIGURE WITH V=+3M/S +10n INSIDE BOX IS 5KG
asked by SANDY 
economics 212
How will the federal reserve control the Quantity of Money Supply and why?
asked by Anita fields 
Areas/Rectangle
Given that the area of the rectangle is 2x^2 + 9x  5 , determine the length of the rectangle.
asked by Sydney 
Algebra 1
5x + y = 5x + (3x − 11) = 13. Please help me solve this step by step. This is killing me. I really need help, thank you so much.
asked by Esther 
Math
Ryan wants to put a fence around a rectangular dog run with a length of 20 meters and width of 12 meters. How many maters of fence does Ryan need?
asked by Dasha 
Math
t/h + E^g * the square root of A over m to the Eth
asked by Jennifer 
chemistry
titration of phosphoric acid in presence of excess h2po4, changes in equivalence point??
asked by riya 
algebra
How do I find a the surface area of a can that has a diameter of 4 inches and a height of 3 inches?
asked by paige 
Calculus
Consider the function f(x) = 5x^3 +5x^2 + 7, and let c be a number in the interval [0.1] . For what values of k is there a c in this interval such that !@#$%^&? ______≤k≤______
asked by Anonymous 
math
Julian is interested in building a new house. Three architects have given him plans. The first plan is for a house that will be 2,250 square feet. The total cost of the house will be $281,250. The second plan is for a house that will be 2,400 square feet.
asked by Anonymous 
math
A plane travels at a rate of 425 miles per hour. Write an expression to show the distance it travels, if t reprents hours.
asked by Nick 
ALGEBRA
x + 7 + 3(4 + 5) = (x * 12) + 12 I came to up with the answer of 35 but that answer isn't sitting well with me not sure where I went wrong can anyone help?!!!
asked by So Lost 
maths
THE AREA OF 4 WALLS OF A HALL IS 3.20MSq the length and breabth of hall is 12.5m and 7.5m respectively.find the height of hall.
asked by manisha 
chemistry
write three physical change and three chemical change and their similarity and give examples
asked by Mohamed shiko 
alg. 2
solve by subsitution 2x+3y=10 x+6y=32
asked by kat 
chemistry
How would the volume of gas produced in an experiment be affected if the pressure of the water vapor was not accounted for in the calculations?
asked by Anonymous 
Algebra 1
f(x)=x^2+3 Solve for f(2)and f(5) I need help, can someone please help me by explaining step by step how to solve this problem, I am most grateful to you. Thank you before hand.
asked by Esther 
math
write the expression sq.root of 3 + 5 / sq.root of 3  5 as a proper fraction?
asked by marta 
chem
How many grams of glucose should we dissolve in one liter of water to get one molar solution (1M). This is the exact question given to me by my cell bio teacher. anything will help. MW of glucose is 180 grams.
asked by nicole 
history
what PA town was the first to be lit by electricity in 1881
asked by aaliyah 
english
take the first definition then double one letter to spell a word Example Slang word for a police officer  cop A place wher chickens are kept  coop Q. Your male boy  before long  Q. A written sales pitch  To put two and two together Q. longing for
asked by Ethan 
biology/chem
How many grams of glucose (MW = 180 g) should we dissolve in one liter of water to get 1 molar solution?
asked by nicole 
Maths
1.Humans breathe about 15 breathe in a minute.The average breath at rest contains 0.76 liter of air.About how many liters of air will you breathe while at rest for 25 minutes? 2.Greta ran the 400m dash in 49.07 s.If Greta ran at a constant rate,how many
asked by Anonymous 1 
Algebra 1
Can someone help me on this problem ?? 0.2x
asked by Tracy 
alg.2
solve by elimination x+3y=0 2x+6y=5
asked by ana 
PHYSICS
WHAT IS MAGNITUDE OF NORMAL FORCE IN FIGURE WITH V=+3M/S +10n INSIDE BOX IS 5KG
asked by SANDY 
third grade hw help
My third grade is needing help with his science homework please the question is as follow List as many resources as you can that you use during one day? Thanks!
asked by Nicky 
english
the trees are long and their branches are tall. sentence fragment anywhere?
asked by Anonymous 
linear algebra
How do I solve by substitution? X^2 + Y^2 = 1 X + ã 3Y = 0 The answer is X= ã 3/2 Y= 1/2 S={ (ã 3/2, 1/2), (ã 3/2, 1/2)} I don't know how to go about solving it.
asked by beatriz 
algebra
Solve x + 5 < 9
asked by Joshua 
Calculus
x+2)^3(X1)^4(x+3)^2
asked by Sam 
math
what is 7/8 in a decimal?
asked by logan 
Chenistry
How many moles of PbO are needed to produce 4 moles of Pb3O4? Given the equation 6PbO+O2 = 2Pb3O4
asked by Artie 
english
Intelligence of the turkey, write the following in possessive form
asked by alexander 
alg. 2
complete the square... x^216x+4=0
asked by m 
trig
the question is: given sec x = 4, tan x < 0, find sin(2x), cos(2x)and tan (2x)
asked by lauren 
math
y=2x5 shifted down one
asked by maria 
science
what unknow liquid with a density of 10g/mi and volume of 10 mi what is the object mass
asked by Joan 
Calc BC
A shoe company will make a new type of running shoe. The fixed cost for the production will be $54,000. The marginal cost will be $25 per pair of shoes. The shoes will sell for $115 for each pair. a) Write the cost function b) Write the revenue function c)
asked by Sam 
Math
Finance: if given the equation: y=12000(1.07)^x a)Estimate the time it will take to double using the rule of 72 b)determine the time it takes for the investment to double useing the !@#$%^&tion
asked by Dane 
Junior Math
Can you help me combine the expression into a single fraction? (t^21)/(t^2+7t+10)  (2t+4)/(t^2t6) and (3a1)/(2a+6)  7a/(a^2+7a+12) Thanks!
asked by Grace 
8th grade Science
In ionic bonds, what is the answer to these? Li + P and Rb + As and Pb + F and Bc + N ??
asked by Susan 
math
If a boat can travel on the lake at 15 miles per hour, and it took 25 minutes to cross the lake, how many miles it took to cross the lake/
asked by Timmy Adams 
alg2
for the graph: y>x^2+9 what is the range?
asked by exam tomorrow! help 
College
Calculate the mas of Hydrogen Gas particle from 2041 m/s in atomic mass units (amu).
asked by yolanda 
math 12
how do you change a linear equation to make the graph steeper?
asked by monique 
economics 212
how Has the federal reserve been effective? Why? or Why Not?
asked by Anita fields 
MATH ALGEBRA
How would u figure this question out? Does this system of linear equation have a solution of (3,4)? 2x3 = 6 y = 3x13 Do u just substitute the numbers or something?
asked by Anonymous 
history
But when was the spiral notebook made?
asked by liz 
MATHALGEBRA
Kadie bought 144 dougnuts for $80. her profit was $75 once she sold 100 dougnuts. What would be a equation for this? A. P = 0.05n +80 B. P = 0.05n  80 C. P = 0.75n D. P = 1.55n  80 Its D, but how do u get that answer, this is so confusing
asked by Anonymous 
Math  Calculus
Integration of (sinx + cosx)^2 from 0 to pi/2. I get pi/2 + 1 as my final answer... wondering if that's correct?
asked by Jen 
math
Decide weather the pair of lines are paralle, perpendicular, or neither. 5x+4y=3 4x+5y=1 I am lost here
asked by Sally 
computers
What are the best websites to find facts on inventions such as the spiral notebook?
asked by liz 
Math
Hi, Im In The 7th Grade And I Have To Do A Essay And I Don't Know A Real World Situation That Could Be Modeled By A Mathematical Function Table On Graph ??? Any Help ????
asked by Brittani 
algebra
Find two functions, f and g, to express the given function (y = [4/(x3)] + 1) in each way shown below. Sum Product Quotient Composition I got the sum and the composition, but I can't figure out the product and the quotient. Any help is appreciated,
asked by Anonymous 
physics
Find the coefficient of kinetic friction between a 4.3kg block and the horizontal surface on which it rests if an 80 Newton/meter spring must be stretched by 2.7 cm to pull the block with constant speed. Assume the spring pulls in a direction 13 degree
asked by emily 
health
what is sex determination?
asked by kriti 
algebra
show mw how to do 1.25 of 64
asked by joshua 
Math
If your neighbor's house is 2/8 smaller than you house and the volume dimensions of your house are 13, 26 and 130 sq ft, what is the volume of your neighbor's house
asked by JC 
Anatomy
How does homeostasis help you to survive?
asked by Jewel 
math
1/3 of 18
asked by xavier 
human services professionals
what are the most important issues for a human service agency to address as professionals in finance management
asked by Anonymous 
physic
how is the time for which work a machine and it does a work? t=? A=9.3*10^4J P=1.3*10^4W
asked by gdbtv 
Algebra 1
f(x)=x^2+3 Solve for f(2)and f(5) I need help, can someone please help me by explaining step by step how to solve this problem, I am most grateful to you. Thank you before hand.
asked by Esther 
physics
A 40 kg rock is accelerating down a hill at 3 m/s2. What is the net force exerted on the rock
asked by Anonymous 
math
1 1/3 + 2 2/5
asked by alason 
Madison school
Luis earned 78 dollars last week earned 85 estimate how much hi earned over the last 2weeks
asked by Fredy 
math
help by solving substitution method 6x+5y=12
asked by sally 
Literature
I have to do an essay on the poem "The mirror" the essay must include what literary Techniques are used to characterize the mirror, the lady and the relationship between them Can i gat help please
asked by Sally 
math
what is the next number in this sequence ...100,10,1,...?
asked by jill 
4th Grade
Mrs. Harrison baked 36 cookies for a party. When thearty was over 2/9 of the cookie were left. How many were left?
asked by Keon 
4th Grade
Mrs. Harrison baked 36 cookies for a party. When thearty was over 2/9 of the cookie were left. How many were left?
asked by Keon 
mathematics
expand and simplify (x4)^3
asked by Cherry 
Calculus
(x+2)^3(X1)^4(x+3)^2 Write this solution in interval notation. Can someone explain how to do the method where you start with a + on the number line, and depending on the odd or even value of the next exponent, you switch to and /+ ?
asked by Sam 
Language Arts
Pronuniation
asked by Angelica 
MATH ALGEBRA
Kadie bought 144 dougnuts for $80. her profit was $75 once she sold 100 dougnuts. What would be a equation for this? A. P = 0.05n +80 B. P = 0.05n  80 C. P = 0.75n D. P = 1.55n  80 Its D, but how do u get that answer, this is so confusing
asked by Anonymous 
Math
Explain which numbers are the divisor dividend and quotient in the following problem 48 divided 6 = 8 ?
asked by Anonymous 
math
need help 5/4x1/8x=5/8+x
asked by sally 
math
If your neighbor’s house was 2/8 smaller than your house, what would the volume be if your volume had dimensions of 13x26x130 sq ft
asked by kenyetta 
Math and Reading
Please help me, my son struggles in the 6th grade. I am afraid that he might have to repeat again. He has low grades in reading and math.I have spoken with his teachers, and they say lack of motivation. How do i help him so he can do what he needs to. I
asked by Keysha 
algebra
Solve for the unknown:8/26=m/13 Complete the statement, using the symbol < or >. 12/19 ___ 0.625  8/ 2= 4, 26/2=13= 4/13 right?
asked by Mio 
Math
If you are given a problem that has measurements in yards and asks you to find surface area, what would the units be in your answer?
asked by Sierra 
criminal procedure
Should members of the news media have greater access than the general public to court proceedings and court records? What about greater access to prisons to interview prisoners? What about greater access to police investigative files?
asked by justin 
Math
negative three and a half is amember of which subset of real numbers?
asked by anonymoue 
math 12
how do you change a linear equation to shift it up or down
asked by monique 
computer
criteria used by organizations to choose among prgramming languages
asked by sara 
Algebra 1
Can someone help me on this problem ?? 0.2x
asked by Tracy 
math
(3xy10)(xy+5)
asked by cheyenne 
math
2x+8>24
asked by saleh 
physics
Find the coefficient of kinetic friction between a 4.3 block and the horizontal surface on which it rests if an 80 spring must be stretched by 2.7 to pull the block with constant speed. Assume the spring pulls in a direction 13 above the horizontal.
asked by emily 
math
i need to know how do you convert 7/8 to a percent
asked by Jacqueline 
MATH
Solve for a 18= a + 2
asked by Please help!!! 
Math
how long will it to earn $525 in interest if 3500. is invested at 65 apr?
asked by Conor 
math
y=2x5 a third as steep
asked by monique 
math
how many pints does 9 3/4 qt equal
asked by yhg 
chemistry
what is the temperature in degrees celsius that your silver becomes a gas?
asked by josh om 
math
i need help by knowing how to find area with 3 shaped in all please help
asked by Jacqueline 
algebra 2
what are the roots of the equation v^2+8v+6=0?
asked by kayla 
math
factor y^281 (y+9)(y9) have i factored it correct?
asked by brad