# 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 331-
## Econ

Suppose that the government decides to charge cola consumers an excise tax. Before the tax, 12 million cases of cola are sold every month at a price of $3.50 per case. After the tax, 6 million cases of cola are sold every month; consumers pay $4.00 per

*asked by Sammy on August 24, 2009* -
## English

Thank you very much for your corrections. I still have a few doubts about the following alternatives. I really hope you can look at them, too. 1.Lucrezia fears that the passers-by could have noticed her husband’s strange behavior. 2.All the characters

*asked by Franco on May 29, 2010* -
## Pre-Algebra

The houses on your street are numbered with odd numbers starting with 1 and ending with 201. How many house numbers contain at least one 7? a.)30 numbers b.)28 numbers c.)24 numbers d.)20 numbers 2.)A school band has a brass section of trumpet, trombone,

*asked by Amaka on October 27, 2014* -
## Chemistry

Thank you for your help. I did want to clarify why you are only calculating the Molar Mass for H2 and not the molar mass for H2O (or even H2O2). I'm not sure why you did this. Please clarify. See below: The following reaction represents the decomposition

*asked by Andre on October 19, 2010* -
## Math

Parents may help to save for their children’s university education using Registered Education Savings Plans (RESPs). Under the Canada Education Savings Grant Program, the government matches 20% of the parent’s contributions to an RESP (to an annual

*asked by A on November 17, 2007* -
## Economics

The formula given was: (real rate of interest) = (nominal rate of interest) - (expected rate of inflation) A chartered bank offers a one-year loan at "3 points above prime." Prime is 4 per cent. a) What is the nominal interest rate? b)If expected inflation

*asked by Seinna on May 17, 2012* -
## Math

The intrinsic rate of increase (r) for northern elephant seals about 0.15 (per annum). We will assume that population regulation is linearly density dependent. a. If the carrying capacity of elephant seals at a recently recolonized island is 1000 adult

*asked by Anonymous on April 22, 2016* -
## math

A farmer with 1200 acre is considering planting 3 different crops corn, soybeans, and oats. The farmer wants to use all 1200 acres. seed corn costs $20 per acre, while soybeans and oats costs $50 and $12 respectively. The farmer has the $40000 available to

*asked by Anthony on May 25, 2017* -
## English

Use the passage to answer the question. (shown below) Which of the following quotes is an example of characterization that helps develop the theme? A. “Silence answered; but in a minute or two he caught a sound on the stairs and saw a line of light about

*asked by Mania on January 3, 2019* -
## Economics

Suppose you own a home remodeling company. You are currently earning short-run profits. The home remodeling industry is an increasing-cost industry. In the long run, what do you expect will happen to a. Your firm's costs of production? (will production

*asked by John on March 29, 2010* -
## Explanation of Maths B Question

An example of a wine glass design, using three equations, is given below. The base of the wine glass is defined by a quadratic equation, the stem by a linear equation and the body of the glass by a square root function. The difficult part of the

*asked by Nina on July 28, 2012* -
## Algebra2(check part 1)

1)Solve the matrix:[2x] [14]for x [3y]=[12] answer=7 2)V[3 1] [0 2] [-4 5].The dimensions of matrix V. answer=3x2 3)The first row of T+U T[4 -5 2] U[-9 6 4] [8 -1 3] [-5 -2 3] answer=[-5 1 6] 4)The first row of V-T. V[3 1] T[4 -5 2] [0 2] [8 -1 3] [-4 5]

*asked by erin on July 28, 2007* -
## Chemistry

Thanks for the help earlier My question Silicon tetrachloride (SiCl4) can be prepared by heating Si in chlorine gas: Si + 2Cl2 yields SiCl4 In one reaction 0.507 mole of SiCl4 is produced. How many moles of molecular chlorine were used in the reaction? Ok

*asked by Kate on July 3, 2010* -
## Physics help please

suppose you have 2 cars, and the larger one is twice as massive as the smaller one. If you and a friend push on them so that their accelerations are equal, how must the forces applied to the cars compare? a. the force on the larger car is equal to that on

*asked by Kristin on November 27, 2011* -
## Chemistry

Hey, can you help me on this question: Question: A 2.3 kg iron object is placed in an oxygenated tank of 1.00 mol/L hydrochloric acid. What volume of hydrochloric acid would react to completely consume the iron object? My question: when I separate the H

*asked by Dave on July 17, 2006* -
## physics

The lead female character in the movie Diamonds Are Forever is standing at the edge of an offshore oil rig. As she fires a gun, she is driven back over the edge and into the sea. Suppose the mass of a bullet is 0.012 kg, and its velocity is +715 m/s. Her

*asked by Kelsey on November 9, 2011* -
## Physics

The ultracentrifuge is an important tool for separating and analyzing proteins in biological research. Because of the enormous centripetal accelerations that can be achieved, the apparatus must be carefully balanced so that each sample is matched by

*asked by Leanna on March 24, 2013* -
## Physics

The figure below shows two springs connected in parallel. This combination can be thought of as being equivalent to a single spring having an effective force constant keff. Obviously, the effective force constant must be related to the force constants k1

*asked by aadsa on July 31, 2013* -
## Physics

The figure below shows two springs connected in parallel. This combination can be thought of as being equivalent to a single spring having an effective force constant keff. Obviously, the effective force constant must be related to the force constants k1

*asked by aadsa on July 31, 2013* -
## Math

How would I do these? 6. The speed of sound is approximately 1.2 × 10³ km/h. How long does it take for sound to travel 7.2 × 10² km? Write your answer in minutes. 7. Evaluate the function below over the domain {-1, 0, 1, 2}. As the values of the domain

*asked by D on March 5, 2018* -
## Physics

Hello recently I was asked to find the time it takes a satalite that is geocentric (that always stays above the same exact spot of the earth) so... I was given the radius of 61 earth radius or simply 3.89 E 6 m mass of earth what G equals and have to use

*asked by Physics on May 7, 2009* -
## Macroeconomics

Suppose the national debt is $80 trillion and the government spends $800 billion during the fiscal year on goods and services. In addition, the government collects tax revenues of $600 billion and makes transfer payment equal to $300 billion. Assume the

*asked by Tracy on March 25, 2017* -
## math

A bag has balls of four colours - red,blue,green and pink.Half the total number of balls are pink. One-fourth of the number of green balls equals one-third of the numher of blue balls. The number of pink balls is 4 less than twice the total number of green

*asked by Suzanne on November 13, 2014* -
## statistics

Suppose that large dogs weights are normally distributed with a mean of 100 pounds and a standard deviation of 10 pounds. If one of these dogs is picked random: a) what is the probability that the dog will weigh over 110 pounds? b) what is the probability

*asked by Anonymous on March 26, 2010* -
## Chemistry

I have no idea how to do this problems can somebody help me: 1.How many mL of and oxygen gas can be produced form the termal decmpositon of 0.340 g of hydrogen peroxide at 700°C and 755 mm Hg? 401 mL 803 mL 1200 mL 1610 mL 2.How many mL of oxygen gas at

*asked by Ryan on April 21, 2007* -
## Science! URGENT

How might sexual reproduction decrease an organisms chance of survival? A. If the offspring inherits a genetic combination that includes a harmful trait, it could decrease the organisms chance of survival. B. If the offspring inherits the exact sane

*asked by Gwen on September 25, 2014* -
## chemistry...

equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of Potassium Iodide assuming all that can react will react, how many grams of cobalt (iii) sulfide will form when 1318.89

*asked by pete on October 10, 2010* -
## Geography Report (Ms. Sue)

I know you told me to not post a rough draft, but I am struggling to write my first paragraph. I do not know if this even relates to the first theme of geography, which is location. Ms. Sue, please, although I haven't even complete this paragraph yet,

*asked by Anonymous on October 19, 2013* -
## Probability

The probability of getting a royal flush when you deal out a five card hand is 1.54 × 10^-6. Suppose you deal out 8 × 10^6 hands, what is the probability that you will get 0 royal flushes? Make a list of the probabilities that you will get n royal

*asked by Beena on June 29, 2007* -
## AP physics

A glider on an air track carries a flag of length through a stationary photogate that measures the time interval [box]td during which the flag blocks a beam of infrared light passing across the gate. The ratio vd = l(italicized)/[box]td is the average

*asked by annemarie on August 9, 2009* -
## Chemistry

Which of the following is an example of quantization? A. The amount of time spent in a classroom B. The number of students in a classroom C. Learning happening in a classroom D. The temperature range in a classroom I know I asked this question but I would

*asked by Morgan on December 14, 2014* -
## International Finance

Suppose that the current Bid-Offer on the Yen is $0.0089/¥ and $0.0091/¥, and the three-month forward is $0.0094/¥. 1. If you wish to hedge 10,000,000 Yen Obligation due in three months, what position would you take? Explain why. a. Buy Yen forward at

*asked by Harry on February 7, 2012* -
## introduction to quantitaive methods

the following model is often used to measure the spread of an infectious disease. suppose that at the beginning of period 1 the population consists of 5 diseased people. during any period, there is a 0.05 chance that a given infective person will encounter

*asked by nicole on November 14, 2007* -
## Algebra

If the trend continued, in how many years would the median home value be $170,000? Show how obtained your answer using the linear equation you found in part c) Suppose that the width of a rectangle is three feet shorter than length and that the perimeter

*asked by Jewel on June 7, 2012* -
## stats help plz ASAP

Suppose that one of every 100 people ina certain community is infected with HIV. You want to identify an HIV-positive person ina study of an experimental new drug. How many individuals would you expect to have to interview in order to find the first person

*asked by david on January 23, 2007* -
## Need help Statistic

please check answer Unit 4 Test Multiple Choice 1. Which choices listed below indicate that a linear model is not the best fit for a dataset? Choose all that apply. (3 points) • Scatterplot shows a strong linear pattern. • Scatterplot shows a curve

*asked by Shantel on January 6, 2014* -
## Physics Fluids

When a crown of mass 14.7 kg is submerged in water, an accurate scale reads only 13.4 kg. Is the crown made of real gold? Ok How do I do this problem I set up my free body diagram Net Force = ma = 0= Ft + Fb - Fg were Ft is the force of tension on the

*asked by Physics Fluids on October 23, 2009* -
## Physics

A jetliner flies west 2,000 miles from Chicago you San Francisco. It has an average speed of 635 mph relative to the air. What is the velocity of the jetliner relative to the earth of the wind is blowing at 160 mph from the west to the east? 475 mph, east

*asked by Helga on August 27, 2018* -
## biology lab

-rate of photosyhthesis in presence of light intensity & CO2. ~A : sodium bicarbonate in darkness pH b4 xperiment-9 " @ 20 min- 8 " 60 min- 8 ~B: sodium bicarbonate in room light pH b4 xperiment-9 " @ 20 min-9 " 60 min-8 ~C: sodium bicarbonate 20 cm from

*asked by Yuni on July 30, 2011* -
## Chemistry

Many important metals occur as sulfide, arsenide, and antimonide minerals, especially in the Sudbury mineral complex. The first step in processing these ores involves “roasting” the ore in air to produce the metal or metal oxide, along with nonmetal

*asked by digpal rana on October 2, 2014* -
## math

The fixed costs of oreparting a business are the costs include rent, fixed salaries, and costs of buying machinery. The variable costs of operating a business are the costs that change with the level of ouput. Variable costs include raw materials, hourly

*asked by liz on February 19, 2010* -
## world history

can you check over my answers? Q.) With respect to human rights issues in Southeast Asia, which statement is most accurate? A.)The leaders of the Khmer Rouge fled from Cambodia after 1979. B.)The Khmer Rouge leaders have never been brought to trial.

*asked by nike on November 15, 2011* -
## Math

Find the Maximum area for the given perimeter of a rectangle. State the length and width of the rectangle. 28 inches Well, finally a calculus problem. Ok, we know that the area for a rectangle is A=l*w and the perimeter is P=2(l+w) In this problem P= 28,

*asked by l on August 31, 2006* -
## Chemistry

Could you please give me a discriptive answer and explain what each term means? I have a hard time understanding chemistry. Thanx q1 In a reaction between aqueous solutions of calcium chloride and sodium carbonate, a precipitate is formed. The experimental

*asked by Brittany Rusk on September 28, 2006* -
## PHYSICS

An object is placed on an incline with friction. The incline is slowly raised from a zero degrees and at 29.2 degrees, the object begins to slide down the incline. The incline is then raised to 40.5 degrees and the object is placed back on the incline. The

*asked by Ashley on October 21, 2011* -
## statistics

Suppose only 75% of all drivers in a certain state regularly wear aseat belt. A random sample of 500 drivers is selected. What is theprobability that a). Between 360 and 400 (inclusive) of the drivers in the sampleregularly wear a seat belt? b). Fewer than

*asked by Dre on October 21, 2010* -
## Probability and Statistics

A certain system can experience three different types of defects. Let Ai (i = 1,2,3) denote the event that the system has a defect of type i. Suppose that P(A1) = 0.34, P(A2) = 0.33, P(A3) = 0.43, P(A1 ∪ A2) = 0.6, P(A1 ∪ A3) = 0.64,

*asked by Patrick on September 16, 2017* -
## Physics

A lead ball is dropped into a lake from a diving board 5.42 m above the water. It hits the water with a certain velocity and then sinks to the bottom with this same constant velocity. It reaches the bottom 4.98 s after it is dropped. (Assume the positive

*asked by Ray on September 7, 2009* -
## Algebra

The Pi (π) Club at Math High School was planning a fundraiser to sell pepperoni pizza. A pizza company donated enough ingredients to make the equivalent of 300 extra large pepperoni pizzas (16” diameter). In trying to determine the number of pizzas of

*asked by Carl on June 23, 2016* -
## math

can anyone help with this? suppose you bought some 32 cents stamps and some 20 cents stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? i got the equation--.32x + .20y = $3.92 but don't know how to solve for x and y Step 1: Solve

*asked by norman on February 1, 2007* -
## Chemistry

Using the change in oxidation number method, balance the redox reaction shown below. (NO2^2)+ (MnO4^-)---> (NO3^-)+ Mn^2+ Divide into half reactions. I will show you how to do MnO4^- and you do the other one. MnO4^- ==> Mn^+2 Step 2. Determine the

*asked by Aubrey on June 17, 2007* -
## Social Studies-Amrican History

British Taxes - The student will evaluate the cause and effect relationship of British tax policies concerning the colonies. In March 1765, the British parliament announced a stamp tax. Starting that November, American colonists would be charged taxes on

*asked by Alice on October 28, 2011* -
## social studies

Which of the following is a reason why historians may want to consider opinions as well as facts reported by a source? ------=my answer 1. A. A source that historians trust is likely to have true opinions.------ B. The opinions may provide clues to the

*asked by jazmine on August 26, 2018* -
## Algebra

This is a concept check on quadratic equation application. I am having trouble with a couple of parts. If anyone can help I would appreciate it. Suppose you are an event coordinator for a large performance theater. You need to supply information about

*asked by Aria on August 29, 2011* -
## c++

Plzzzzzzzzzzzz Help program that produces a bar chart showing the population growth of Prairieville, a small? Write a program that produces a bar chart showing the population growth of Prairieville, a small town in the Midwest, at 20 year intervals during

*asked by imran on July 8, 2012* -
## Physics

If you were to push a pile of books across a table, in which location would this be the easiest? The moon(my choice) Earth Same amount no matter the location Jupiter Suppose a large pizza is placed on earth, the moon, and Jupiter. In each location, the

*asked by Pookie on October 1, 2018* -
## Physical Chemistry

A saturated solution of Na2SO4, with excess of the solid, is present at equilibrium with its vapor in a closed vessel. (a) How many phases and components are present? (b) What is the number of degrees of freedom o the system? Identify the independent

*asked by Jessica on October 3, 2015* -
## math statitics

The makers of the MAGNETIZER Engine Energizer System (EES) claim that it improves gas mileage and reduces emissions in automobiles by using magnetic free energy to increase the amount of oxygen in the fuel for greater combustion efficiency. Following are

*asked by Tyra on April 15, 2013* -
## Physics

Please help!!! A jetliner flies west 2,000 miles from Chicago you San Francisco. It has an average speed of 635 mph relative to the air. What is the velocity of the jetliner relative to the earth of the wind is blowing at 160 mph from the west to the east?

*asked by Helga on August 27, 2018* -
## Physics

A jetliner flies west 2,000 miles from Chicago you San Francisco. It has an average speed of 635 mph relative to the air. What is the velocity of the jetliner relative to the earth of the wind is blowing at 160 mph from the west to the east? 475 mph, east

*asked by Helga on August 27, 2018* -
## statistics

4. The Pew Research Center reported that 57% of Americans favored the Wall Street bailout of 2008. A random sample of 300 people showed that 155 people favored the bailout. If appropriate, test whether the population proportion of Americans is different

*asked by ali awan on May 8, 2013* -
## physics

-Suppose that a person is standing on the edge of a cliff 50 m high, so that the ball in his/her hand can fall to the base of the cliff. Questions (a)-How long does it take to reach the base of the cliff? (b)- What is the total distance traveled by the

*asked by ruby on July 21, 2008* -
## Physics

You are hanging onto the end of a long rope, the other end of which is attached to a Coast Guard helicopter. Model yourself as a particle of mass M = 52.8 kg with a diameter equal to 0.540 m. The density of the air is ρ = 1.29 kg/m3. Assume the drag

*asked by brain on September 29, 2017* -
## Calculus

Suppose that an object moves along an s-axis so that its location is given by s(t)=t^2+4t at time t.(Here is in meters and is in seconds.) (a) Find the average velocity of the object in meters per second over the time interval t=2 to t=9 seconds. Average

*asked by Anonymous on January 25, 2013* -
## Physics repost

Posted by Mary on Saturday, October 6, 2007 at 5:13pm. Suppose you wish to make a solenoid whose self-inductance is 1.2 mH. The inductor is to have a cross-sectional area of 1.2 10-3 m2 and a length of 0.048 m. How many turns of wire are needed? For

*asked by Mary on October 10, 2007* -
## Pre - Algebra

The houses on your street are numbered with odd numbers starting with 1 and ending with 201. How many house numbers contain at least one 7? a.)30 numbers b.)28 numbers c.)24 numbers d.)20 numbers 2.)A school band has a brass section of trumpet, trombone,

*asked by Samia on October 28, 2014* -
## statistics

Late payment of medical claims can add to the cost of health care. An article (M. Freudenheim, "The Check Is Not in the Mail," The New York Times, May 25, 2006, pp. C1, C6) reported that for one insurance company, 85.1% of the claims were paid in full when

*asked by Johniece McCoy on March 21, 2012* -
## business

Late payment of medical claims can add to the cost of health care. An article (M. Freudenheim, “The Check Is Not in the Mail,” The New York Times, May 25, 2006, pp. C1, C6) reported that for one insurance company, 85.1% of the claims were paid in full

*asked by lou on January 31, 2013* -
## physics

An athlete at the gym holds a 4.33 kg steel ball in his hand. His arm is 75.0 cm long and has a mass of 5.28 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor? Responses Physics -

*asked by Samuel on October 13, 2008* -
## statistics

(Blood Test Problem) Suppose 100 people are waiting for blood test for a kind of disease. The probability that for one person the test result is positive equals 0.1. Two test methods are as follows: Method 1: Test one by one. Then we have to do 100 tests.

*asked by Anonymous on October 4, 2011* -
## College Algebra~ Check answer please

Can someone check my answers please. The formula for calculating the amount of money returned for an initial deposit into a bank account or CD (certificate of deposit) is given by A=P(a+r/n)^nt A is the amount of the return. P is the principal amount

*asked by Alicia on December 11, 2007* -
## money conversion problem

I have a currency conversion problem that I have found difficult to solve. Suppose that a currency speculator believes that as time goes on the exchange rate is going to fall. On November 1st the speculator converts $1,000 US into Canadian dollars (just

*asked by linda on January 22, 2013* -
## Statistics

An important part of the customer service responsibilities of a natural gas utility company concerns the speed with which calls relating to no heat in a house can be serviced. Suppose that one service variable of importance refers to whether or not the

*asked by Matt on February 10, 2007* -
## stats need help

Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our schools?” Suppose that in fact 40% of all adults would answer “violence” if asked this question. The proportion p of the sample

*asked by jaz on March 14, 2009* -
## stats need help

Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our schools?” Suppose that in fact 40% of all adults would answer “violence” if asked this question. The proportion p of the sample

*asked by Jaz on March 17, 2009* -
## ap stats

Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our schools?” Suppose that in fact 40% of all adults would answer “violence” if asked this question. The proportion p of the sample

*asked by bobby on March 18, 2009* -
## stats

*asked by jaz on March 13, 2009* -
## Statistic ASAP Please

Some people believe in the force (yes, like in Star Wars). To test if young Anakin Skywalker has the force with him, he is told that some cards that Yoda can see but Anakin cannot contain a picture of a planet, a lightsaber, a laser rifle, or a spaceship.

*asked by helen on April 3, 2014* -
## science help asap!!!

Hi, can someone check my answers asap!!? i am on a deadline!! 1. What doe the notation TT mean to geneticists? (1 point) two dominant alleles heterozygous alleles at least one dominant allele one dominant and one recessive allele 2. An organisms genotype

*asked by TTR+S<3 on January 16, 2014* -
## Physics

A hoop of radius 1.4 m and mass 11.5 kg has a small ball stuck to its inside surface. The ball has a radius of one quarter that of the hoop, and twice the hoop’s mass. The hoop may roll freely, without slipping. Similarly, the ball may roll along the

*asked by Amber on April 22, 2016* -
## Chemistry...verification

2 equation 2CoI3 + 3 K2S= Co2S3 + 6KI 2 moles of Cobalt (III) iodide + 3 moles of Potassium sulfide = cobalt (III) sulfide + 6moles of Potassium Iodide assuming all that can react will react, how many grams of cobalt (iii) sulfide will form when 1318.89

*asked by pete on October 10, 2010* -
## math-urgent

1. two cards are drawn from a standard of 52 cards. Find the probability that the second card is a spade given that the first card is a club. 2. Suppose you draw 3 cards from a standard deck of 52 cards . Find the probability that the third card is a club

*asked by temmick on April 3, 2014* -
## discrete math

Fill in the blanks: For all sets A and B, if A is in the set of B, then A union B in in the set of B. Proof: Suppose A and B are any sets and A in in the set of B. [we must show that __________] Let x be and element of _______. [we must show that

*asked by heidi on April 15, 2011* -
## Intro to Probability

Widgets are produced at a certain factory by each of three machines A, B and C. These machines produce 1000, 600 and 400 widgets per day, respectively. The probability that a given widget is defective is 4% for one produced by Machine A, 3% if produced by

*asked by Amelie on February 17, 2008* -
## Visual Basic

I am working on a project called VB Auto Sales I am working in CH 2. I have just about completed the assignment but I am unable to group two separate sections. Assignment Modify the project from the Chapter 1 VB Auto Center case study, replacing the

*asked by David on February 4, 2010* -
## Physics

thanks for answering the question I got another one... A 15.0 kg box is released on a 30 degree incline and accelerates down the incline at .30 m/s^2. Find the firctiopn force impeding its motion. What is the coefficient of kinetic friction? SIGMA F_x = m

*asked by Jake on December 20, 2009* -
## economics

Suppose the residents of Vegopia spend all of their income on cauliflower, broccoli, and carrots. In 2006, they buy 100 heads of cauliflower for $2 each, 50 bunches of broccoli for $1.50 each, and 500 carrots for $0.10 each. In 2007, they buy 100 heads of

*asked by mee on August 2, 2016* -
## chemistry

Icebergs in the North Atlantic present hazards to shipping, causing the length of shipping routes to increase by about 30 percent during the iceberg season. Attempts to destroy icebergs include planting explosives, bombing, torpedoing, shelling, ramming,

*asked by john on February 11, 2009* -
## physics

Icebergs in the North Atlantic present hazards to shipping, causing the length of shipping routes to increase by about 30 percent during the iceberg season. Attempts to destroy icebergs include planting explosives, bombing, torpedoing, shelling, ramming,

*asked by anonymous on April 15, 2012* -
## calculus

v(t)= Ce^(k(square root(t)) Suppose that the dealer, who is 25 years old, decides to sell the card at time , sometime in the next 40 years: 0< or equal to t < or equal to 40. At that time , he’ll invest the money he gets for the sale of the card in a

*asked by lyna on May 23, 2012* -
## hcr/220

Part One of Two: Ø Resources: Appendix A, Appendix C, and Table 8.3 on pp. 258-259 of Medical Insurance Ø Due Date: Day 7 [Assignments section] January 16, 2011 A 67-year-old Medicare patient presents to the office, exhibiting symptoms of HIV infection.

*asked by brandi on January 16, 2011* -
## Literature

Discuss examples of the ways in which door and keys are used as symbols in The Miracle Worker. Make at least two references to specific details in the play to support your ideas. The greatest symbolic representations of Helen and her inability to

*asked by mysterychicken on January 7, 2010* -
## prime numbers

Which of these is a prime number? 407, 409, 411, or 413 409 how did you get that? Suppose you are given some number N. If x

*asked by kim on April 18, 2007* -
## Calculus

A 24 foot ladder is leaning against a building. Let x be the distance between the bottom of the ladder and the building and let theta be the angle between the ladder and the ground. a)Express theta as a function of x. cos theta = x/24 theta = arccos(x/24)

*asked by CMM on March 23, 2011* -
## Probability

Suppose that we have three engines, which we turn on at time 0. Each engine will eventually fail, and we model each engine's lifetime as exponentially distributed with parameter λ. The lifetimes of different engines are independent. One of the engines

*asked by Anonymous on December 3, 2018* -
## English

Here are some more sentences I'm still doubtful about. Thank you very much! 1)Industry dealers, who had settle school lessons dedicated to workers' sons, didn't follow the law. 2) (Correction: Factory owners, who were forced by law to teach their

*asked by Mike on February 23, 2011* -
## Physics

One-fourth of length L is hanging down over the edge of a frictionless, table. The rope has an uniform, linear density (mass per unit length), lambda, and the end already on the table is held by a person. a) How much work does the person do when she pulls

*asked by Leshawn on October 15, 2010* -
## Finance

Suppose the September CBOT Treasury bond futures contract has a quoted price of 89-09. What is the implied annual interest rate inherent in this futures contract? Assume this contract is based on a 20 year Treasury bond with semi-annual interest payments.

*asked by Ma on September 26, 2011* -
## Chemistry

Imagine that you are a charge nurse in a nursing home. You are typically the only medical personnel in the house at any one time. A patient who is known to have excess stomach acid asks you to give him an antacid tablet. The typical antacid is either

*asked by Mickey on September 19, 2014* -
## algebra

Scientists can determine the age of ancient objects by a method called radio carbon dating. The bombardment of the upper atmosphere by cosmic rays converts nitrogen to a radioactive isotope 14C of carbon with a half-life of about 5710 years. Vegetation

*asked by Emily on March 7, 2013*

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