
Business Stats 1
Problem Set 7 1. As part of a marketing study, the Food King Supermarket chain has randomly sampled 150 customers. The average dollar volume purchased by the customers in this sample was $84.14, that is, the sample mean from a sample of size 150 was
asked by Kody on November 8, 2012 
Art
Does "top up the phone" mean put money on your account? Can you give me an example, Writeacher? I need to include two or three more sentences on mobile phones, Writeacher. Could you please help me? 1) Parents have to shoulder responsibility for their
asked by Frank on May 5, 2012 
General ChemistryAcids/Bases
I'm stuck on a couple of similar problems involving pH and acids/bases 1) What is the final pH of a 1L solution that is initially .15 M HF and .2 M NaF after 10 mL of .02 M HCl has been added? Ka=7.2x10^4 Do i just calculate the total mols of H and divide
asked by Evelyn on November 26, 2008 
Social studies
What are the vedas? A. A language written in sanskrit B. Sacred hymns** C. Priests who recited offerings D. The number system of the indoAryans How did the early indoaryans measure their wealth? A. In cattle** B. In horses C. In the number of chariots
asked by Bug on November 6, 2018 
physics
A catapult on a cliff launches a large round rock towards a ship on the ocean below. The rock leaves the catapult from a height H = 33.0 m above sea level, directed at an angle theta = 46.9° above the horizontal, and with a speed v = 33.7 m/s. Assuming
asked by Bansnoob on October 5, 2010 
Education
I need two articles detailing community service programs in any two public schools. I can find schools that onclude these sorts of programs, but they never give information on what sorts of projects they need to perform, the number of hours, or other
asked by Ian on December 19, 2007 
English
Which detail belongs in paragraph five to help support the main idea of the paragraph? A) places to receive acupuncture are increasingly easy to find all across the United States ***B) not everyone is necessarily fond of acupuncture some patients for for
asked by Kat on May 13, 2019 
English
Huck struggles to decide what he should do when his heart and his conscience pull him in different directions. He eventually decides to go with his heart. * Write a short essay explaining why you agree or disagree that this was a good strategy for Huck to
asked by Elizabeth on April 7, 2011 
calculus
Use the demand function X=325(1(6p/7p+4)) to find the rate of change in the demand x for the given price p=$5.00. Round your answer to two decimal places. A. 5.13 UNITS PER DOLLAR B. 0.85 UNITS PER DOLLAR C. 0.85 UNITS PER DOLLAR D. 1.35 UNITS PER DOLLAR
asked by Roger on September 19, 2011 
science
Propose a method to find the specific heat of sodium which reacts with water Two methods to think about. Use a liquid with which Na doesn't react. OR, use a weighed amount of Na metal to react with water. Measure T of the water before addition of Na and
asked by guru on February 27, 2007 
Chemistry(difficult)
A moon rock collected by a U.S. Apollo mission is estimated to be 3.70 billion years old by uranium/lead dating. Assuming that the rock did not contain any lead when it was formed, what is the current mass of 206Pb per 1.185 g of 238U in the rock? The
asked by josh on May 3, 2015 
physics
A circular disk of mass 0.2kg and radius 33cm, initially not rotating, slips down a thin spindle onto a turntable (disk) of mass 1.7kg and the same radius, rotating freely at 4.4rad/s. a) Find the new angular velocity of the combination b) The change in
asked by kayla on December 6, 2017 
Stats
1. The question asks to choose a data point in our graph (we chose 476,44) of median home prices (x) and percentage of students who scored Advanced on math MCAS (y). We have to find the residual. I'm confused because the equation I was given is e=yyhat I
asked by Jill on March 18, 2013 
Math
I'm after understanding more than an answer but an answer would be greatly appreciated. The question reads as "On the answer sheet for this question is shown an xy graph of the function [y(x)=x^2cos(3x)] Add to that same picture a rough sketch of the
asked by Jack on November 17, 2010 
AP Calculus BC
A giant soda glass is formed by rotating the graph of f(x)= .03x^2+1.125, 0
asked by Zaina on September 22, 2014 
Stats
1. The question asks to choose a data point in our graph (we chose 476,44) of median home prices (x) and percentage of students who scored Advanced on math MCAS (y). We have to find the residual. I'm confused because the equation I was given is e=yyhat I
asked by Jill on March 19, 2013 
Physics
A coil is wrapped with 200 turns of wire on the perimeter of a square frame of sides 20.5 cm. Each turn has the same area, equal to that of the frame, and the total resistance of the coil is 2.01 Ω. A uniform magnetic field is turned on perpendicular to
asked by Alisha on October 23, 2014 
Maths
I'm after understanding more than an answer but an answer would be greatly appreciated. The question reads as "On the answer sheet for this question is shown an xy graph of the function [y(x)=x^2cos(3x)] Add to that same picture a rough sketch of the
asked by Jack on November 16, 2010 
English
Poland received top priority on Adolf Hitler's (agenda maze) of military conquests in the fall of 1939 agenda? Students must take many required courses but they also have a little ( oracle leeway) to choose courses that they find especially interesting
asked by Jerald on November 12, 2012 
Chemistry
use the data from this table of thermodynamic properties to calculate the maximum amount of work that can be obtained from the combustion of 1.00 moles of ethane, CH3CH3(g), at 25 °C and standard conditions. on the chart is said ethane(C2H6) is 84.0. In
asked by Alexis on April 28, 2014 
Algebra
42. Which number best represents this set of data: 5, 5, 5, 6, 5, 5, 5, 6, 200? a. mean b. median I don't really understand this question but I'm guessing it's B.. 46. After flipping 13 consecutive "heads" on a fair coin, what is the probability of
asked by mysterychicken on June 22, 2010 
English
High school students are still reading A Separate Peace more than forty years after its publication. Compose an essay describing what you think the book's enduring relevance is. What do the characters and the conflict say to people today? Do you imagine
asked by Anon on December 27, 2017 
reading
Joseph Palmer In 1830, a Massachusetts farmer named Joseph Palmer moved to the city, only to find that people continually reacted to him with anger and hatred. Why? Palmer certainly wasn’t an amoral man—no, he had a strong sense of right and wrong. He
asked by yaiay on November 24, 2014 
S.S
What was significant about the role of the Green Mountain Boys? a. They launched a surprise attack on Fort Ticonderoga and defeated the British. b. They assisted Washington and his troops in launching a surprise attack in Trenton. c. They secured valuable
asked by Ras on October 19, 2016 
Stats
The following data represent the number of live births in the United States in 2007 for women 15 to 49 years old. Age Live Births 15  19 445,045 20  24 1,082,837 25  29 1,208,405 30  34 962,179 35  39 499,916 40  44 105,071 45  49 7,349 Find the
asked by Sarah on June 16, 2014 
Organic Chemistry
I'm a beginner in the subject. It's a category that is overviewed in my AP Chem class. I need some help understanding the following: dimethylnbutylmethane diethylmethylmethane diethyldimethylmethane trimethylisobutylmethane diethylisopropylmethane
asked by Angela on September 9, 2008 
writing
i need help finding mistakes in this paragraph my teacher said there's 9 can you help me find it? The assignment is to First correct it the mistakes in the paragraph. than re wright it the passage correctly in cursive. I'll show you, Yesterday was the
asked by Gila on January 29, 2014 
physics
In a football game, a receiver is standing still, having just caught a pass. Before he can move, a tackler, running at a velocity of +3.62 m/s, grabs him. The tackler holds onto the receiver, and the two move off together with a velocity of +1.66 m/s. The
asked by ODU on July 8, 2013 
profit and loss
two thousand people live in business village of which 55% were male. the male population earned 5 % and female population earned 8% on an investment of rs. 50 each. find the change in the % profit of the village if the ratio of male to female gets reversed
asked by vipul on September 4, 2016 
Chemistry  Acid Base Titration
When you complete a acid base titration of NaOH and HCl and how to you find the molarity/concentration of HCl. I used 9 mL of HCl with 50 mL of water. But when solving for concentration, do I use 9 mL or 59 mL (water + HCl)? Also, does the water in the HCl
asked by Steve on January 31, 2008 
math
In a scale drawing of a house, the living room is 1 in. long. The actual length is 24 ft. The actual width of the living room is 18 ft. The width on the drawing is __________ in. (Find the width on the drawing). Show your work in every step to receive full
asked by Taylor on January 9, 2015 
profit and loss
two thousand people live in business village of which 55% were male. the male population earned 5 % and female population earned 8% on an investment of rs. 50 each. find the change in the % profit of the village if the ratio of male to female gets reversed
asked by hiren on September 4, 2016 
programming
write a C++ program to read the data from a file and put in a 2d array. This data contains the details of each sales person records. After the details are read and inserted, now calculate the grand total of each sales person and find out the sales person
asked by koneru on September 8, 2014 
calculus
A region is bounded by the function y=2x^2+3 and the xaxis over the interval(0,2). Sketch the graph of the bounded region. Use the limit process to find the area of the bounded region. Explain the step in this limit process. Please explain all procedured
asked by Anonymous on April 10, 2011 
Math 117
The random variable x is the number of houses sold by a realtor in a single month at the Sendsom's Real Estate office. Its probability distribution is as follows. Find the expected number of houses sold in a month. Houses Sold (x) Probability P(x) 0 0.24 1
asked by Garcia on August 7, 2009 
Physics
A long, straight wire carrying a current of 317 A is placed in a uniform magnetic field that has a magnitude of 7.69 × 103 T. The wire is perpendicular to the field. Find a point in space where the net magnetic field is zero. Locate this point by
asked by Anonymous on February 25, 2013 
MATH...somewhat urgent
I have three problems I would like checked please.1: I need to graph and find the y intercept of 6y+5x=18 First I want to solve for y therefore I will let x be 0: 6y+5(0)=18 6y=18...I will now divide y=3 Therfore the first set to plot would be (03)
asked by Lisa on November 22, 2009 
Physics
An object of mass M = 1,114 g is free to move along a horizontal, frictionless surface. This object is further connected to a second object with a mass of m = 811 g by means of a massless string that extends around a massless, frictionless pulley. Find the
asked by Lisa on October 10, 2009 
University of Ghana
• A car moves 26 km due east then 14 km due north. It then turns along a path running northwest with 15 km, then 17 km due west. If the time for the entire journey is 2 hrs. • Find; • (a) the car’s average speed in m/s • (b) the car’s average
asked by Daniel on March 23, 2013 
profit and loss
two thousand people live in business village of which 55% were male. the male population earned 5 % and female population earned 8% on an investment of rs. 50 each. find the change in the % profit of the village if the ratio of male to female gets reversed
asked by Dharmesh on September 5, 2016 
Physics
I got part a but I'm having trouble figuring out b... I know the formula should be something like: T=2pi/omega and omega=sqrt(k/m) but how am I supposed to find T when I don't know k or m?? A pendulum has a period of 2.4 s. a) What is its length? l = m *
asked by Anonymous on December 4, 2010 
physics
An airplane is travelling at a speed of 600 mph on a heading of 345 degrees. There is a wind moving at a speed of 70 mph on a heading of 20 degrees. The pilot would like to maintain his planned course. Find the speed and heading he should set in order to
asked by johnny on November 15, 2015 
Math
Find the area of the parallelogram. It's A parallelogram has a lower side measuring 24 centimeters and a right side measuring 9 centimeters. A dashed vertical segment with endpoints on the upper and lower sides is 8 centimeters and meets the lower left
asked by Help I need somebody not just anybody on April 7, 2017 
science
1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 mol of helium at STP (T = 273, P = 1 atm) what is the density of helium at STP? 2. the density of an ideal gas is 1.35 kg/m^3. if the temperature is Kelvin and the pressure are both
asked by billystar on April 23, 2008 
c++ programming
A programme to compute the area of a circle where the radius is less than 100 square units then your programme should print"the cicle is too small" otherwise it should print"Your circle is big enoughto hold a Quadrate and the area of the quadrate is x"
asked by tish on January 31, 2017 
Algebra
James and Kristin each improved their yards by planting daylilies and geraniums. They bought their supplies from the same store. james spent $120 on 8 daylilies and 12 geraniums. kristen spent $61 on 5 daylilies and 4 geraniums. Find the cost of one
asked by Ali on December 15, 2015 
math
Can someone help me figure this out? You earn 10 points for every coin you collect in a video game. Then you find a star that triples your score. a. Write an expression for the number of points you earn from the coins. b. Write and simplify an expression
asked by fMj on November 14, 2017 
Statistics
Suppose x has a moundshaped distribution with sigma = 9 . A random sample of size 36 has sample mean 20. Is it appropriate to use a normal distribution to compute a confidence interval for the population mean m? Explain. Find a 95% confidence interval for
asked by Steph on April 27, 2013 
Chemistry/Math
Write a differential equation describing a second order reaction – a reaction in which the rate of depletion of the concentration of the reactants depends on the square of reactants’ concentration. Solve this differential equation and hence find an
asked by Alice on November 10, 2008 
Intermediate Algebra
The amount P of pollution varies directly with the population N of people. City A has a population of 468,000 and produces 260,000 tons of pollutants. Find how many tons of pollution we should expect City B to produce, if we know that it's population is
asked by Nomaris on July 7, 2015 
math
For every positive integer n, consider all monic polynomials f(x) with integer coefficients, such that for some real number a x(f(x+a)−f(x))=nf(x) Find the largest possible number of such polynomials f(x) for a fixed n
asked by GT on July 10, 2013 
precalculas
the amount of bacteria in a petri dish increased by a percent change of 12% each hour over a period of 15 hours. a. find the growth factor for 1 hour? b. by what total percent did the bacteria change during this 15 hour time period.? c. how long will it
asked by katrina on March 1, 2011 
calculus
A box is contructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $5 per square foot and the metal for the sides costs $2 per square foot. Find the dimensions that minimize cost if the box has a volume
asked by Griffin Bilskie on April 14, 2014 
PreCalc
I know about Descartes Rule but I don't really get how to figure this outPlease check my answers I don't get this one find number of possible positive and negative real roots of f(x) = x^4x^3+2x^2 + x5 I think there are 3 sign changes so there are 3
asked by Jaclyn on September 12, 2011 
physics
EXPLAIN A rubber ball (mass 0.30 kg) is dropped from a height of 1.2 m onto the floor. Just after bouncing from the floor, the ball has a speed of 3.6 m/s. (a) What is the magnitude and direction of the impulse imparted by the floor to the ball? so to find
asked by Frankie on October 4, 2010 
Physics
A canoe has a velocity of 0.490 m/s, 45 degrees southeast relative to the earth. The canoe is on a river that is flowing at 0.600 m/s east relative to the earth. Find the magnitude of the velocity vector v of the canoe relative to the river. Express your
asked by Anonymous on October 4, 2009 
math
Mark has a square shaped tulip bed in his garden. The area of the tulip bed is 400 square feet. Mark wants to put a low border fence around the tulip bed. Explain how to find the number of feet of fencing that he will need.
asked by HELP!!! on February 2, 2012 
Physics
A(n) 94 kg clock initially at rest on a horizontal floor requires a(n) 697 N horizontal force to set it in motion. After the clock is in motion, a horizontal force of 530 N keeps it moving with a constant velocity. The acceleration of gravity is 9.81 m/s2
asked by Ovidio on October 19, 2017 
Algebra
The table shows the amount of time spent at a park and the admission fee the park charges. Find the rate of charge in the fee with respect to time spent at the park and interpret its meaning. x= time hours 4 5 6 y= admission fees $34.99 $34.99 $34.99
asked by Kimmy on January 2, 2016 
HELLO I NEED HELP AND NOBODY EVER HELPS ME.
1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 mol of helium at STP (T = 273, P = 1 atm) what is the density of helium at STP? 2. the density of an ideal gas is 1.35 kg/m^3. if the temperature is Kelvin and the pressure are both
asked by billystar on April 23, 2008 
algebra
The width of a rectangle is three fourths the length. The perimeter of the rectangle becomes 50 cm when the length and the width are each increased by 2cm. Find the length and the width. Draw a diagram and convince yourself that the perimeter P=2(L+W)
asked by summer on September 19, 2006 
biology
To find the equilibrium constant a. one should take the log10 of the concentration of products over the concentration of reactants none of the above b. none of the answers is correct c. one should measure the concentrations of products and reactants in the
asked by biology on January 22, 2009 
Math
On Tuesday Grac4e's flower shop sold 124 flowers. At the end of the day, there were 237 flowers left in the shop. Grace use the equation below to find the total number of flowers, f, that were in the shop at the beginning of the day. f124=237
asked by Carol on March 6, 2009 
math,correction
Assume that each situation can be expressed as linear cost function. Find the cost function in each case. Marginal cost $90;150items cost $16,000 to produce. this is what i end up. c(x)=90x11900 That is correct if the cost function is linear, which is
asked by mathstudent05 on May 25, 2007 
literature
plz to anyone who has finished the lit book with 7 tests answer back need help. with exms like pair of silk stockings, pauls case,goodman brown, call of the wild PLZZZZZZZ help me it has been 15yrs
asked by sus on June 12, 2007 
Math
If anyone does this lol idk but im not gonna look at this because im already done (with the first and second task) Task 1 Bacteria are the most common example of exponential growth. Research and find a bacterium that grows each hour exponentially and
asked by 2019 on February 23, 2019 
physics
the water in a 0.5 km wide river is flowing at 5 m/sec from west to east. a man row a boat with a velocity of 13 m/sec in a direction of north west relative to water. find the time taken to cross the river so that man reaches exactly at same point to
asked by ali on February 28, 2015 
math
I'm not sure how to work this problem out. Find it very confusing and my answer keeps changing. Please help. From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the opposite
asked by Denisha on August 22, 2011 
physics
From inside your apartment, you watch rain fall straight down at a constant speed of 9 m/s. Your friend L calls you as she is driving toawards the west at a constant of 90 km/hr. What with what velocity does L see the rain fall as she looks out her
asked by Anonymous on October 7, 2007 
Science, Chemistry
I have been told that to prepare 1L of 70% H2SO4 from concentrated sulphuric acid (96% with density 1.84g/ml), I should use the following equation to find out the volume of conc. acid needed (Vml). V x 1.84 x 0.96={(1000V)+ 1.84V}0.7 i.e. V= 594ml of conc
asked by Tricia on December 3, 2008 
chemistry
With respect to Boyle's law (lab experiment with textbooks on an apparatus), if in the classroom the air pressure in the classroom is equal to 2.4 textbooks, how does one find the total pressure of a book with the volume of 26? Am I on the right track by
asked by Rosie829 on April 4, 2011 
Calc
Line L is tangent to the graph of y= x (x^2/500) at the point Q a) find the x coordinate of point Q B) right an equation for line L C) suppose the graph above were a hill (measured in feet). There is a 50 foot tree growing vertically at the top of the
asked by Danny on January 25, 2013 
chem
consider the cell Pt(s)I H2 (g. 0.100 bar)I H+ (aq, pH= 2.54)IICl^ ( aq, 0.200 MI Hg2Cl2(S)IHg (l)IPt(s) a. write a reduction reaction and nernst equation for each half cell. For the Hg2Cl2 half reaction, E^0 = 0.268 V b. Find E for the net cell reaction
asked by katya on November 16, 2008 
Physics
A bowling ball weighing 71.2 N is attached to the ceiling by a 3.80 m rope. The ball is pulled to one side and released; it then swings back and forth like a pedulum. as the rope swings through its lowest point, the speed of the bowling ball is measured at
asked by Sarah on June 15, 2009 
physics
A 20kg block is initially at rest on a rough, horizontal surface. A horizontal force of 75N is required to set the block in motion. After it is in motion, a horizontal force of 60N is required to keep the block moving with constant speed. Find the
asked by kmae on March 6, 2014 
ap chem
Find the molecular mass of a solute by freezing point depression. Solvent: paradichlorobenzene Freezing point of pure solvent: 53.02C Mass of unknown substance: 2.04g Freezingpointdepressin constant:7.1c/m Mass of paradichlo...: 24.80g Freexing point
asked by anonymous on April 13, 2010 
physics
In a playground there is a small merrygoround of radius 1.40 m and mass 140 kg. The radius of gyration is 0.960 m. A child of mass 43.0 kg runs at a speed of 3.70 m/s tangent to the rim of the merrygoround while it is at rest, and then jumps on. Find
asked by Help!:) on May 6, 2013 
Geometry
One side of a triangle is x inches longer than another side. The ray bisecting the angle formed by these sides divides the opposite side into 3inch and 5inch segments. Find the perimeter of the triangle in terms of x. ( triangle angle bisector theorem)
asked by Anonymous on January 13, 2012 
Physics
A round body of mass M, radius R, and moment of inertia I= BMR^2 is rolling without slipping. Its kinetic energy can be decomposed into the energy of its center of mass motion (translation) and the enrgy of rotation about its center of mass. The fractions
asked by Jason on May 10, 2011 
algebra/trig
A person is standing 50meters away from a target whos center is 90cm off the ground. The height to the person's eyes is 66inches. Find the correct height for the target if the person is standing 4.5 meters from the target. I have tried a couples times to
asked by Riley on April 3, 2009 
PreAlgebra
Find two consecutive odd integers such that 5 times the first integer is 12 more than 3 times the second. let X = 1st odd number. and Y = 2nd odd number = X + 2 since it is consecutive. Now set up two equations (the first is Y = X + 2). The second is 5X =
asked by Tammy Evert on July 16, 2006 
Can't understand trig problem
An airplane left an airport and flew east 174 miles. Then it turned northward flying along a bearing of N22E. When it was 254 miles from the airport, there was an engine problem and it turned back to take the shortest route possible back to the airport.
asked by joel on February 1, 2010 
Pre cal
1. An airplane flies 200 km on course 110 degrees from point A to point B. At point B the pilot changes course to 37 degrees. The plane then flies 100 km to point C. Find the magnitude of the net displacement from A to C. 2. A plane is flying on a bearing
asked by Henry on May 15, 2014 
statistics/probability
in testing a new drug. researchers found that 20% of all patients using it will have a mild side effect. a random sample of 14 patients using the drug is selected. find the probability that: a) exactly three will have mild side effects. b) at least four
asked by mary please check calculations. on October 23, 2010 
math
Elizabeth earns a weekly salary of $165 plus a 10% commission on sales. Find her total income for a week when her total sales were $2800. They got $445. How did they get that and what is commissions? $165 + 10% of $2800 is the answer. Do the numbers. 165 +
asked by Mack on June 27, 2007 
Physics
A round body of mass M, radius R, and moment of inertia I= BMR^2 is rolling without slipping. Its kinetic energy can be decomposed into the energy of its center of mass motion (translation) and the enrgy of rotation about its center of mass. The fractions
asked by Jason on May 11, 2011 
Physics
A round body of mass M, radius R, and moment of inertia I= BMR^2 is rolling without slipping. Its kinetic energy can be decomposed into the energy of its center of mass motion (translation) and the enrgy of rotation about its center of mass. The fractions
asked by Jason on May 10, 2011 
phy
Two crates, of mass m1 = 60 kg and m2 = 130 kg, are in contact and at rest on a horizontal surface (Fig. 454). A 620 N force is exerted on the 60 kg crate. The coefficient of kinetic friction is 0.15. (a) Calculate the acceleration of the system.(to the
asked by AMI on September 13, 2010 
math
Problem: how many bricks 3.75 in. Wide × 8 in. Long are required to cover a patio 13 ft. 6 in. Wide by 18 ft 9 in. LonStep 1. First, find the total width & length of the patio in inches. Step 1a. Convert the portion of width and length that is expressed
asked by kaykay on November 27, 2012 
mattttthhhhhhh
Problem: how many bricks 3.75 in. Wide × 8 in. Long are required to cover a patio 13 ft. 6 in. Wide by 18 ft 9 in. LonStep 1. First, find the total width & length of the patio in inches. Step 1a. Convert the portion of width and length that is expressed
asked by kaykay on November 27, 2012 
physics
An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +40 ft/s2. After some time t1, the rocket engine is shut down and the sled moves with constant velocity v for a time t2. If the total distance traveled by the
asked by kinematics on February 11, 2008 
Stat Help
A researcher wishes to be 95% confident that her estimate of the true proportion of individuals who travel overseas is within 4% if the true proportion. Find the sample necessary if in a prior study, a sample of 200 people showed that 40 traveled overseas
asked by Shannon on October 6, 2011 
Calc
Line L is tangent to the graph of y= x (x^2/500) at the point Q a) find the x coordinate of point Q B) right an equation for line L C) suppose the graph above were a hill (measured in feet). There is a 50 foot tree growing vertically at the top of the
asked by Aparna on January 27, 2013 
Chemistry
A 76.00pound flask of mercury costs $150.00. The density of mercury is 13.534 g/cm3. a) Find the price of one cubic inch of mercury by calculating the following intermediate values. Following intermediate values include grams, cubic centimeters and cubic
asked by Jenny on October 7, 2015 
Physics
A skater with an initial speed of 5.90 m/s stops propelling himself and begins to coast across the ice, eventually coming to rest. Air resistance is negligible. (a) The coefficient of kinetic friction between the ice and the skate blades is 0.125. Find the
asked by Elle on March 14, 2014 
Calculus
A manufacturer needs to produce a cylindrical can with a volume (capacity) of 1000cm cubed. The top and the bottom of the container are made of material that costs $0.05 per square cm, while the side of the container is made of material costing $0.03 per
asked by sam on March 30, 2017 
physics
1. Two point charges are separated by 6 cm. The attractive force between them is 14 N. Find the force between them when they are separated by 12 cm. 2. The SI unit of mass is the kilogram. What is the SI unit of charge? 3. The proportionality constant k in
asked by Nicole on July 14, 2010 
8th grade algebra
Hello! I was working on a maths thing and I'm a bit lost on this one problem, would anyone mind explaining how to do this? ~A recipe called for 2 cups of flour to make two dozen (24) cookies. Write and solve a proportion to find how much flour is needed to
asked by Walrus King on November 3, 2015 
accounting
How do I find the net income for this company ,with this information? Beginning of year Total Assets were:$810,000 Total liabilites were:$324,000 End of year Total Assets were:$1,296,000 Total liabiltes were:$540,00 Capital stock of $162,000 was issued
asked by Dan on August 27, 2010 
physics
A stewardess pulls her 70 N flight bag a distance of 200 m along an airport floor at constant speed. The force she exerts is 40 N at an angle of 50 degrees above the horizontal. Find (a) the work she does, (b) the work done by the force of friction, and
asked by Anonymous on October 22, 2007
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