# suppose a map is scaled so that a half inch represents 25 miles. how many inches of the map represents 87 1/2 miles?

35,906 questions, page 305-
## economic

1 THE COPPERBELT UNIVERSITY SCHOOL OF BUSINESS BSP 110 PRINCIPLES OF ECONOMICS 2015 ASSIGNMENT DUE DATE: 4th January 2016 at 10am QUESTION A manufacturing firm in Kitwe has a normal demand curve given by Q = 5,000 – 100P and its total cost curve in the

*asked by jojo on January 7, 2016* -
## mathhelp

2. What is the unit price per box for the Smooth Cola 12-pack box at Store 1? * 1 point a) $0.30 b) $0.28 c) $3.30 d) $3.33 e) $3.34 3. What is the unit price per box for the Smooth Cola 12-pack box at Store 2? * 1 point a) $3.00 b) $0.20 c) $10.00 d)

*asked by lun on January 18, 2019* -
## Math

A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the

*asked by eve on July 31, 2011* -
## Math

A car is heading east toward an intersection at the rate of 40 mph. A truck is heading south, away from the same intersection at the rate of 60 mph. At what rate is the distance between the car and the truck changing when the car is 8 miles from the

*asked by eve on July 31, 2011* -
## Math

Becky found $2.00 in her back pocket when she got dressed this morning. She went to the grocery store with her mom and bought a large bag of Skittles. When she got home, she sorted them by color. The chart below shows how many of each color she had. Red 20

*asked by running.from.myself on March 8, 2012* -
## algebra

I need to know if i did these questions right. The main problem: A certain Metropolitan area is building a new Performing Arts Center with two auditoriums to be used as concert venues. Budget: 89,200,000 for construction cost 5,300,000 for land 1. What

*asked by newcomb on November 5, 2009* -
## math

I need to know if i did these questions right. The main problem: A certain Metropolitan area is building a new Performing Arts Center with two auditoriums to be used as concert venues. Budget: 89,200,000 for construction cost 5,300,000 for land 1. What

*asked by newcomb on November 5, 2009* -
## Physics

The archerfish hunts by dislodging an unsuspecting insect from its resting place with a stream of water expelled from the fish's mouth. Suppose the archerfish squirts water with a speed of 2.45 m/s at an angle of 53.0 degrees above the horizontal, and aims

*asked by Leah on September 15, 2009* -
## math

Suppose you are looking for a job. You interview with a company that has 10 general employees each make $100 per day, 7 assistants each make $400 per day, 3 managers each make $900 per day, and the owner who makes $1900 per day. The interviewer tells you

*asked by Anonymous on January 23, 2012* -
## Physics

Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the figure below to pull it out. (a) What force would you have to exert perpendicular to the center of a rope to produce a force of 14,500 N on the car if the

*asked by Anonymous on October 5, 2016* -
## Algebra, PLEASE HELP ME!!!

I am so lost, can anyone help me? I don't even understand what the teacher wants out of me with this problem. Suppose that a market research company finds that at a price of p = $20, they would sell x = 42 tiles each month. If they lower the price to p =

*asked by Laura on September 1, 2008* -
## Economics

Can someone help me with this question..Pleaseeee!! Suppose a government moves to reduce a budget deficit. Using the long-run model of the economy developed in Chapter 3, graphically illustrate the impact of reducing a government's budget deficit by

*asked by Steph on October 24, 2010* -
## PHYSICS

Suppose a distant world with surface gravity of 7.12 m/s2 has an atmospheric pressure of 7.48 104 Pa at the surface. (a) What force is exerted by the atmosphere on a disk-shaped region 2.00 m in radius at the surface of a methane ocean? ________N (b) What

*asked by Amy on November 8, 2012* -
## physics please help

suppose a cart of mass m = 969 g is initial moving at speed v0 = 5.17 m/s. It strikes a spring attached to a fixed wall, comes to a stop, and bounces back at speed vf = 4.48 m/s. Assume the track is frictionless. a) Find the magnitude of the impulse

*asked by john on November 1, 2010* -
## calculus

A display case is in the shape of a rectangular box with a square base. Suppose the volume is 21 cubic ft and it costs $1 per square ft. to build the glass top and $0.50 per sq. ft. to build the sides and base. If x is the length of one side of the base,

*asked by sara on December 3, 2013* -
## math (statistics)

Suppose you are looking for a job. You interview with a company that has 10 general employees each make $100 per day, 7 assistants each make $400 per day, 3 managers each make $900 per day, and the owner who makes $1900 per day. The interviewer tells you

*asked by juan777 on January 23, 2012* -
## chemistry (Pls Bob check for me)

Aspirin c9h8oh molar mass = 180.1g/mol can be prepared by the reaction of salicylic acid c7h603 molar mass = 13801 g/mol with acetic anhydride c6h603, according to the following equation. A chemist starts with 2 gram of salicylic acid reacts it with excess

*asked by Fai on April 28, 2013* -
## grammar

Can someone please check my work? Thank you. Which of the style guides is most focused on professionals who are writing articles for publication? MLA APA Chicago (my choice Which of the style guides no longer recommends citing URLs? MLA APA (my choice)

*asked by kevin on March 30, 2012* -
## Physics

Mars, on average, is 140 million miles from the Sun. 1 mi = 1609 m . Part #1: Express the distance between Mars and the Sun in meters using powers of 10. Express your answer using two significant figures. Answer: d =2.25×10^11 m Part #2: Express the

*asked by Nicolle on September 4, 2016* -
## AP Physics

A record turntable is rotating at 33 and 1/3 rev/min. A watermelon seed is on the turntable 7.5 from the axis of rotation Calculate the acceleration of the seed assuming that it does not slip? Suppose that the turntable achieves its angular speed by

*asked by Kristen on January 27, 2008* -
## Physics HELP!!!!!!!!

Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a negligible mass. The area of the piston is 3.06 10-2 m2, and the pressure outside the cylinder is 1.02 105 Pa.

*asked by Mary on April 17, 2007* -
## Math

I got A and B but i need C Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a lighthouse at 11am. a) Let k be the distance between the lighthouse and the ship. Let d be the distance

*asked by Chris on February 1, 2016* -
## Calculus

The motion of a spring that is subject to dampening (such as a car's shock absorber)is often modeled by the product of an exponential function and a sine or cosine function. Suppose the equation of motion for a point on such a spring is

*asked by Robin on June 18, 2013* -
## math

a. Suppose a market research company finds that at a price of p = $30, they would sell x = 32 baskets each month. If they lower the price to p = $10, then more people would purchase the baskets, and they can expect to sell x = 52 baskets in a month’s

*asked by kim on January 15, 2012* -
## Managerial economics

Suppose Nick produces to goods @ cost C(q1,q2)=1000=.5q1^2+.5q2^2->5q1q2 If nick produces only one of he two goods his cost is given this cost function with the other good set = to 0. The inverse demand functions for the two goods are given by p1=a-.25q1

*asked by Patrick on September 22, 2007* -
## Math

Max has two baskets of oranges. The ratio of the oranges in basket A to those in basjket B is 7:4. If Max puts half of the oranges in basket A to basket B. what is the new ratio of the oranges in basket A to basket B?

*asked by aileen on September 14, 2016* -
## economics

P 2 3 4 5 6 7 8 9 10 11 12 13 14 QD 400 380 360 340 320 300 280 260 240 220 200 180 160 QS 40 80 120 160 200 240 280 320 360 400 440 480 520 Suppose the quota is lifted and a price ceiling of 11 is imposed. Find the new market price. How much will be

*asked by Mike on October 6, 2010* -
## microeconomics

Michelle has 200lbs of potatoes and 50 cchickens. James has 80lbs of potatoes and 40 chickens. what is Michelles opportunity cost of producing potatoes and opportunity cost of producing chickens? Same for James. Which person has an abosolte advantage in

*asked by Brenda on March 22, 2011* -
## Probability

Roll two fair dice. what is the probability that you get a 2 and a 5 without regard to which is on which die? What is the probability of at least one 2 or one 5? What is the probability of a sum of 7? "what is the probability that you get a 2 and a 5

*asked by Pam on December 3, 2006* -
## statistics

Suppose that the proportions of blood phenotypes in a particular population are a follows: A = .42 B = .10 AB = .04 O = .44 Assuming that the phenotypes of two randomly selected indiviuals are independent of one another, what is the probablility that both

*asked by Dre on September 20, 2010* -
## Macroeconomics

(Monetary Control) Suppose the money supply is currently $500 billion and the Fed wishes to increase it by $100 billion. a. Given a required reserve ration of 0.25, what should it do? b. If it decided to change the money supply by changing the required

*asked by Beth on June 2, 2015* -
## Chemistry

The following table contains data for the equilibrium reaction CH3COOH(g)+ C2H5OH(g)↔ CH3COOC2H5(g)+ H2O(g) T = 100oC. Each row in the table represents a different experiment (diffferent intial concentrations). Initial concentration Equilibrium

*asked by Ava on September 24, 2009* -
## math

1. Find the length of the hypotenuse of a right triangle with legs of 9 cm and 12 cm. (1 point) 8 cm 21 cm 15 cm 225 cm 2. The length of the hypotenuse of a right triangle is 13 cm. The length of one leg is 5 cm. Find the length of the other leg. (1 point)

*asked by Beya on October 31, 2018* -
## chemistry

I got E) for the first and couldn't figure out the other one. Can any one verify the first and help with the second?? In which of the following processes is there a decrease in the potential energy of the substances involved? A) a coil spring is compressed

*asked by jake on January 13, 2011* -
## physics

Two radio antennas simultaneously transmit identical signals with a wavelength of 3.35 m. A radio several miles away in a car traveling parallel to the straight line between the antennas receives the signlas. If the second maximum is located at an angle of

*asked by anonymous on April 19, 2007* -
## lehman

Hair Products A hair product company sells three types of hair products for $30, $20, and $10 per unit. In one year, the total revenue for the three products was $800,000, which corresponded to the sale of 40,000 units. The company sold half as many units

*asked by bibi on June 13, 2014* -
## Math! Please Check My Awnser!

Hello! I need some help with math! I have tried to do this but I am unsure about my answers. My I will identify my answers with a "

*asked by Electro on January 14, 2014* -
## Math

I got A and B but i need C Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a lighthouse at 11am. Question 6 a) Let k be the distance between the lighthouse and the ship. Let d be

*asked by Chris on February 1, 2016* -
## Algebra 1

Suppose students in your school arrive in groups each morning. You are the first to arrive, and you are alone, but still considered a group (consisiting of one person). The second group has two more people than the first group. The third group has two more

*asked by Elizabeth on April 10, 2008* -
## Algebra

Glen created a mural on a rectangular sheet of paper with a width of √18 feet and a length of √24. A. Find the exact area of the mural, in simplified form. When Glen’s mural was unveiled, the school made a smaller version of the mural to advertise

*asked by Emily on April 7, 2015* -
## microeconomics

Suppose that in 2008, you became president of a small nonprofit theater company. Your playhouse has 120 seats and a small stage. The actors have national reputations, and demand for tickets is enormous relative to the number of seats available; every

*asked by mimi on August 15, 2010* -
## math

Marissa plans to cut a wire that is 5 feet 3 inches long. How long should each of the cut pieces be if she wants 7 equal pieces of wire? Find the twenty-second term of an arithmetic sequence if the first term is 4 and the common difference is 10. Find the

*asked by joe on April 19, 2010* -
## Physics

A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

*asked by Mo on September 23, 2018* -
## Physics

A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

*asked by Mo on September 23, 2018* -
## Physics

A star with the same mass and diameter as the sun rotates about a central axis with a period of about 29.2 days. Suppose that the sun runs out of nuclear fuel and collapses to form a white dwarf star with a diameter equal to that of the earth. Assume the

*asked by Lindsay on December 23, 2011* -
## math

Jim spoke on the phone with all his friends last weekend.On Saturday he spoke for 3/8 of an hour and on Sunday he spoke for half an hour. During that time spent, he spoke to liam for 1/8 of an hour .What fraction of the time Jim spent talking with his

*asked by jerry on January 13, 2013* -
## advanced math

The marginal cost of a product can be thought of as the cost of producing one additional unit of output. For example, if the marginal cost of producing the 50th product is $6.20, it cost $6.20 to increase productionn from 49 to 50 units of output. Suppose

*asked by kristina on December 3, 2012* -
## english paper

Hello I have a quick question. I have to write an english paper on the recent issues in business. it says that "purpose in writing this report is to SYNTHESIZe current, reported information on a recent issue in bussiness" The reason why i have the work

*asked by bob on February 6, 2009* -
## Physics

Two bicycle tires are set rolling with the same initial speed of 3.00m/s along a long, straight road, and the distance each travels before its speed is reduced by half is measured. One tire is inflated to a pressure of 40 psi and goes a distance of 18.1m ;

*asked by collegekid on May 13, 2014* -
## operations management/supply chain

Suppose you are managing a service system in which customers arrive at a rate of two per minute according to a Poisson process. You are investing in a single machine that provides the service and does so with exponential service time. Your objective is

*asked by joe on December 19, 2006* -
## Math

A military plane maintains an altitude of 15,000 feet over a vast flat desert. It flies at a constant speed on a line that will take it directly over an observer on the ground. At noon, the angle of elevation from the observer’s shoes to the plane is 30

*asked by Jane on March 7, 2015* -
## math

if you have 5 candy bars and have to share them with 20 people but 1/4 of the people gave up 50% of the total number of people. what % of the people had no candy? how many of the total had more than their share? How much was the original share every one

*asked by monique on September 8, 2009* -
## science

Suppose that you can just barely see a certain star that is at a distance of 100 light years. How far away must a star that is 4 times more luminous be barely be seen/how about a star that is 100 times more luminous?

*asked by anastasia on March 25, 2011* -
## physical science

A Weather balloon carries instruments that measure temperature, pressure, and humidity as it rises through the atmosphere. Suppose such a balloon has a volume of 1.2 m3 at sea level where the pressure is 1 atm and the temperature is 20oC. When the balloon

*asked by maria on October 4, 2012* -
## Chemistry - Solubility

Given: Concentration of HCl is 0.1388M 0.5 g of Ca(OH)2 was placed in a flask. 100mL of 0.05M NaOH was poured into the flask. 25mL aliquot was filtrated and used for titration. Suppose to calculate the OH^- equilibrium concentration from the titration

*asked by PleaseHelpThankYou! on March 31, 2014* -
## Math

Suppose you have student loans totaling $10,500 when you graduate from college. The APR is 9% and the loan term is 10 years. a) What are your monthly payments? b) What is the total amount you will pay over the term of the loan? c) Of the total amount paid,

*asked by Emilio on February 21, 2016* -
## Math

Please help!! We can determine the time it would take an object to fall (if there were no air resistance) by using the formula where d is the distance.t=1/4sq.root of d, d being the distance 1. We can determine the time it would take an object to fall (if

*asked by Ashley on September 13, 2010* -
## Chemistry

Suppose you have to prepare 1.00 L of the solution ( KH2 PO4 and Na2 HPO4 pH=7.31) and that this solution must be isotonic with blood (have the same osmotic pressure as blood). What mass of KH2 PO4 would you use? b) What mass of Na2 HPO4 . 12 H2O would you

*asked by Pepz on March 16, 2013* -
## Algebra

Suppose a circle is centered at the vertex (0,0) and has a radius of length 4. For which points on the circle is the x-coordinate equal to 1? Your first answer should have a positive y-value. For which points on the circle is the x-coordinate equal to 3?

*asked by John on February 11, 2016* -
## Phyiscs

Suppose you throw a stone straight up with an initial velocity of 27.0 m/s and, 5.5 s later you throw a second stone straight up with the same initial velocity. The first stone going down will meet the second stone going up. At what height above the point

*asked by HENRY! on December 5, 2012* -
## physic

A man walk 3km East and then 4km North what is his resultant displacement? Suppose he walk 3km and 4km 60(degree) North of East. What is the displacement?

*asked by Yusuf on March 30, 2017* -
## Physics

Suppose you have a meter stick balanced at its midpoint on a fulcrum. Mass one is 25 g and is placed 20 cm from the balance point. Mass 2 is 35 cm from the balance point when the meter stick is horizontal. What is the mass of mass 2?

*asked by Anonymous on February 24, 2016* -
## math: Algebra

Three cylindrical tubes with with a 12 in diameter are strapped together by a plastic band. How long is the band?Suppose that four of the same tubes are strapped together with a snugly fitting plastic band how long is the band?

*asked by John on April 1, 2013* -
## Algebra

Write a linear equation to fit each situation. 1) A medical laboratory charges $30 for a consultation and an additional $10 per test. (Let t = the # of test, f(t) = the total fee.) Answer: f(t)=30+10t 2) A 150 kg man goes on a diet and loses 1.4 kg/week.

*asked by Tess on August 31, 2015* -
## Gaussian Elimination/ Matrices

Amanda, Bryce, and Corey enter a race in whic they have to run, swin, and cycle over a marked course. Their average speeds are given in the table below. Corey finishes first with a total time of 1h 45min. Amanda comes in second with a time of 2h 3min.

*asked by Janet on April 19, 2009* -
## college stats

can someone please explain the steps: suppose that the grade point average,denoted by X,of a university student is Normally distributed with the mean 2.786 and standard deviation 0.375 A). a student is on the deans list if her GPA exceeds 3.746. What

*asked by damon on October 1, 2012* -
## Estimating Using Confidence Intervals

An investor wants to determine the true average yield on a selection of investments from the Business week 1000. Suppose the investor draws a random sample of (n=40 firms) and finds an average yield on investment of (xbar = 5.00%) and a sample standard

*asked by Angela on May 17, 2011* -
## Chemisty

Let's explore the efficiency of chloride ion precipitation in seperating Ag^+ from Pb^2+ in a solution. Suppose that [Pb^2+]= 0.045 mol/L and [Ag^+]= 0.084 mol/L. Calculate the chloride ion concentraion required to just start precipitation of Pb^2+ ion and

*asked by Tanner on March 4, 2012* -
## econ

Suppose an individual has 60 hours of time available in the week and has to decide how much to work. The hourly wage is $ 10 and he has $ 50 per week from a government subsidy. 1. (15 points) Draw an equilibrium where the individual choose to work 50 hours

*asked by tofu on January 31, 2007* -
## Physics Classical Mechanics

A body of mass m= 1 kg is moving along the x-axis. Its potential energy is given by the function U(x)=2(x2−1)2 Note: The units were dropped for the numbers in the equation above. You should note that 2 would carry units of J⋅m−4 and 1 would carry

*asked by Anonymous on October 21, 2013* -
## math

Suppose a young couple deposits $700 at the end of each quarter in an account that earns 7.1%, compounded quarterly, for a period of 6 years. After the 6 years, they start a family and find they can contribute only $200 per quarter. If they leave the money

*asked by cant figure this out :( on April 30, 2011* -
## Steps in Chemistry

You notice that a lawn looks unhealthy and that, perhaps, the grass is dying. Undertake a scientific project to save the lawn. What is your initial hypothesis? Describe an experiment you can design to test it - include more than 1 step and variables.

*asked by Angela on May 8, 2014* -
## Chemistry

A 53.8-mg sample of sodium perchlorate contains radioactive chlorine-36 (whose atomic mass is 36.0 amu). If 29.6% of the chlorine atoms in the sample are chlorine-36 and the remainder are naturally occurring nonradioactive chlorine atoms, how many

*asked by Harry on June 21, 2016* -
## physics

Coasting due west on your bicycle at 7.9 , you encounter a sandy patch of road 7.0 across. When you leave the sandy patch your speed has been reduced by 2.0 to 5.9 . 1. Assuming the sand causes a constant acceleration, what was the bicycle's acceleration

*asked by Rach on September 10, 2012* -
## health 5 grade

i need help in health subject for my son 5 grade Question 1- connect suppose you have a cold. this affects your physical health. does if affect your mental,emotional,family, and social health, too? explain why or why not. Question 2- practice healthful

*asked by niki on September 6, 2013* -
## PRECALC HELPPP please

A local photo gallery sells 3 different types of picture packages: economic, standard and luxury. The table below shows the number of pictures and packages given in each of the 3 packages; Package: Wallet: 4x6: 8x10: Economic 10 4 1 Standard 20 4 2 Luxury

*asked by Aly on May 24, 2014* -
## Math/Logic Puzzle

Can someone please help me? Charlotte and Amy are picking strawberries. If Charlotte picks 6 dozen dozen strawberries, and Amy picks a half-dozen dozen strawberries, which hedgehog will pick the larger crop of strawberries? How many did they pick? Thank

*asked by Rachel on August 23, 2015* -
## economics

engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. they estimated that in mass production the car would cost 40000 per unit to build. the engineers argued that

*asked by Razu on August 10, 2010* -
## managerial economics

Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of unleaded gasoline. They estimate that in mass production the car would cost $40,000 per unit to build. The engineers argued that

*asked by jean on February 7, 2008* -
## math

1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the

*asked by Anonymous on April 17, 2008* -
## Math

1) If the sum of the first n terms of a series is Sn where Sn=2n²-n, (a)prove that the series is an AP, stating the first term and the common difference; (b)find the sum of the terms from the 3rd to the 12th inclusive 2) In an AP the 6th term is half the

*asked by Anonymous on April 17, 2008* -
## la history

1. Why did Thomas Jefferson want to purchase the Louisiana Territory? (1 point) He wanted to ensure Americans’ trade rights on the Mississippi. Eastern seaports needed more competition. The Louisiana residents would add diversity to the United States.

*asked by camster on October 8, 2015* -
## Physics

A centrifuge is a common laboratory instrument that separates components of differing densities in solution. This is accomplished by spinning a sample around in a circle with a large angular speed. Suppose that after a centrifuge in a medical laboratory is

*asked by Jc on October 23, 2011* -
## math

the womens 4 by 100 meter medley relay swimming team finished in second place. In the relay, each member swims 100 meters using a different swimming stroke. The names and ages of the team members are jenny,19, annie,20 asia,22, and destiny,39. The age

*asked by Shohanur on December 8, 2013* -
## statistics

Suppose a manufacturer claims that each family-size bag of pretzels sold weighs 12 ounces on average with a standard deviation of 0.8 ounces. A consumer's group decides to test this claim. If a simple random sample of 49 bags of pretzels gives a sample

*asked by Ana on February 25, 2014* -
## math

the womens 4 by 100 meter medley relay swimming team finished in second place. In the relay, each member swims 100 meters using a different swimming stroke. The names and ages of the team members are jenny,19, annie,20 asia,22, and destiny,39. The age

*asked by Shohanur on December 8, 2013* -
## math

1.) Calculate the area of a circle with radius 8.5 inches. . 2.) Calculate the area of a circle with the diameter 15 feet. . 3.) Calculate the area of a circle with radius 9 feet

*asked by justin on May 19, 2013* -
## Algebra ASAP

The half-life of krypton-91 ^(91Kr) is 10 seconds. At time t = 0 a heavy canister contains 6 g of this radioactive gas. (a) Find a function m(t) = m02^−t/h that models the amount of ^(91)Kr remaining in the canister after t seconds. m(t) = (b) Find a

*asked by Fay on August 3, 2015* -
## fallacies

I have 3 that I am not sure of: 1. In one of her columns, Abigail Van Buren printed the letter of “I’d rather be a widow.” The letter writer, a divorcée, complained about widows who said they had a hard time coping. Far better, she wrote, to be a

*asked by tanya on November 24, 2009* -
## trig

Suppose that Magnus' blood pressure can be modeled by the following function {{{p(t)=83-18sin(71pi*t)}}} Magnus' blood pressure increases each time his heart beats, and it decreases as his heart rests in between beats. In this equation, p(t)is the blood

*asked by joey on March 23, 2014* -
## Chemistry

I had to perform an experiment using a coffee-cup calorimeter to determine the enthalpies of two separate reactions. For part 1 we worked with magnesium metal, and magnesium oxide. Data was collected and now I need to find the q, heat transferred for both

*asked by Hannah on February 13, 2012* -
## A L G E B R A H ELP MS SUE.

I THINK I MAY HAVE DONE MY HOMEWORK WRONG BECAUZE IT SAYS TO : ESTIMATE THE PRODUCT OR QUOTIENT. SO WOULD THAT MEAN TO ACTUALLY DO WORK THEN ESTIMATE THE PRODUCT OR QUOTIENT LIKE FIRST -72 X 57 = -4104 OR ESTIMATE; -4000 ? I AM CONFUSED ABOUT WHAT IM

*asked by MARKO on September 20, 2011* -
## Final-Chemistry

I have finals coming up in a week and a half. I know I should have started studying earlier, but I just had an exam in my chem class and was focused on getting the information for that exam mastered before I started studying for the final. Now, I'm

*asked by Katherine on November 30, 2009* -
## Literature

[This activity is from Daphne Du Maurier's short story, The Birds] Du Maurier tells us that the birds are trying to destroy human life, but we never know what is making them do it. Suppose you are a historian at some future time studying this famous bird

*asked by myschic on September 1, 2009* -
## Micro-Economics

Suppose that the government imposes a tax on heating oil. 1. Would the deadweight loss from this tax likely be greater in the first year after it is imposed or in the fifth year? 2. Would the revenue collected from this tax likely be greater in the first

*asked by Ann on October 5, 2014* -
## Math

Suppose there is a quiz in your mathematics class every week. The value of each quiz is 50 points. After the first 6 weeks, your average mark on these quizzes is 36. a) What average mark must you receive on the next 4 quizzes so that your average is 40 on

*asked by Anonymous on January 8, 2016* -
## math

The equation y = 1.6x represents the number of laps Henry can swim over time, where y is the number of laps and x is time in minutes. The table shows the number of laps Larry can swim over time. How many laps can each boy complete per minute, and who can

*asked by liliana on December 3, 2015* -
## Math

A person has $50,000 to invest. As the person's financial consultant, you recommend that the money be invested in Treasury bills that yield 4%. Treasury bonds that yield 8%, and corporate bonds that yield 12%. The person wants to have an annual income of

*asked by Billy on December 9, 2015* -
## maths grade 1

Tom has half as many pennies as Sue. Sue has 20 pennies. How many pennies does Tom have ?

*asked by dommini on November 7, 2009* -
## Calculus - Damon

Find the line which passes through the point (0, 1/4) and is tangent to the curve y=x^3 at some point. So I found the derivative which is 3x^2. Let (a, a3) be the point of tangency. 3x^2 = (a3 - 1/4)/(a-0) I'm not sure how to solve for a. Yes, the point is

*asked by Samantha on November 5, 2008*

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