# Short answer find the quotient 6x^3-x^2-7x-9 ------------ 2x+3

142,296 questions, page 876-
## Math

In a sample of 50 museum visitors one afternoon, 22 were female and 28 were male. If there were 800 museum visitors that afternoon, estimate the number of visitors who were female. A.220 B.352 C.448 D.700 Is the answer C?

*asked by Carol on April 29, 2014* -
## Physics

Two forces are the only forces acting on a 7.8 kg object which moves with an accelera- tion of 4.5 m/s2 in the positive y direction. One of the forces acts in the positive x direc- tion and has a magnitude of 14 N. What is the magnitude of the other force

*asked by Jessica on October 14, 2012* -
## Math

Tickets are drawn to determine first prize money is s100, 000. Each succeeding prize paid 60% as much as the ticket before it. What was the prize money for the 6th ticket drawn? Use the appropriate formula. (Answer = $7776)

*asked by Clary F on June 20, 2017* -
## Math

A camera lens rotates 15° and then stops to take a picture.They it rotates 5 take another picture. The camera takes two pictures in each rotation cycle. How many cycles does the camera lens go through to reach 100 Justify your answer.

*asked by Marina on March 8, 2017* -
## Calc I (@Reiny)

y = x^3 - 8x^2 + 6x -2 has a slope of 6 at two points, what are the coordinates? I used Reiny's way to help solve this answer. Please check if I've done it correct: y'= 3x^2-16x+6 3x^2-16x+6=6 3x^2-16x=0 x(3x-16)=0 Solve for x's x=0 3x-16=0 ~> x=16/3 Plug

*asked by Angie on October 10, 2016* -
## Pre-Calculus

If you solve the following system of equations by substitution, which statement is true? x = z x - 2y + z = 6 2x + y - 2z = 1 A. You can substitute z for x into the second and third equations. B. You can substitute x for z into the second and third

*asked by Caroline on January 22, 2013* -
## Math

Thomas was making iced tea with his mother. the recipe called for 1/2 a cup of sugar. However, Thomas and his mother wanted to cut the recipe in half. How much sugar should they add into the recipe? Would the answer be 1/4.

*asked by Kim on January 21, 2015* -
## Physics

While John is traveling along an interstatehighway, he notices a 166 mi marker as he passes through town. Later John passes a 120 mi marker. What is the distance between town and John’s current location? Answer in units of mi

*asked by Marie on January 15, 2012* -
## math

A Coast Guard ship patrols an area of 125 square miles. The area the ship patrols is a square. About how long is each side of the square? Round your answer to the nearest mile.

*asked by Timothy on August 26, 2014* -
## math

Miki's Pie Shop recently sold 20 pies, of which 8 were blueberry pies. What is the experimental probability that the next pie sold will be a blueberry pie? Simplify your answer and write it as a fraction or whole number.

*asked by Anonymous on March 7, 2016* -
## math

The cost in millions of dollars, to remove x%of pollution in a lake is mideled by C=6.000/200-2x. A.) What is the cost to remove 80% of the pollutant? Remember that the cost is in millions of dollars. B.) For what value is the equation undefined? What does

*asked by Taylor on June 19, 2010* -
## physics

Two forces are the only forces acting on a 2.8 kg object which moves with an accelera- tion of 2.5 m/s2 in the positive y direction. One of the forces acts in the positive x direc- tion and has a magnitude of 12 N. What is the magnitude of the other force

*asked by josi on October 17, 2012* -
## math

need step by step on how you get the answer Aging in the United States In 2050, about of the population will be aged 65 or over and about 1 over 20 of the population will be aged 85 or over. Estimate the fraction of the population that will be between the

*asked by tony on October 25, 2011* -
## Math

Part C Matt deposited $311.50 into his account on Nov. 1. After he paid several bills from the account, his account balance was –$5.00. What was the total amount of the bills he paid that resulted in this balance? Explain how you got your answer.

*asked by Anonymous on March 10, 2015* -
## trig

Robert is standing on a cliff and looks down at an angle of depression of 62 degrees to look at a boat. The cliff is 76 feet high. How far is the boat from the cliff? Round your answer to two decimal places. The boat is _________ feet from the cliff.

*asked by danielle on May 24, 2014* -
## Health

Can standing in different positions make you weigh less on a beam scale? If so, how to stand? (More towards front or more towards back. More towards the left or more towards the right. Stand only on one foot or stand on both feet.) I don't have a beam

*asked by Lilly on August 21, 2014* -
## GEOMETRY

a bag contains seven red balls numbered 2,4,5,6,7,8,10 and three white balls numbered 1,3, and 9. If a ball is drawn, what is the probability the ball is white or the number on the ball is less than 3? Write your answer as a fraction in lowest terms.

*asked by kay on June 26, 2016* -
## Physics

If the mass of a planet is 0.103 times that of the Earth and its radius is 0.592 times that of the Earth, estimate the gravitational field g at the surface of the planet. The gravitational acceleration on Earth is 9.8 m/s2. Answer in units of m/s2

*asked by Luhan on February 25, 2016* -
## Algebra

A camera lens rotates 15° and then stops to take a picture.They it rotates 5 take another picture. The camera takes two pictures in each rotation cycle. How many cycles does the camera lens go through to reach 100 Justify your answer.

*asked by Marina on March 8, 2017* -
## algebra

Please help....struggling with word problems and please explain how to get the answer.... Max has a collection of 210 coins consisting of nickels, dimes, and quarters. He has twice as many dimes as nickels, and 10 more quarters than dimes. How many coins

*asked by Laura on October 2, 2011* -
## chemistry

Calculate the value of [H3O+] in a 0.01 M HOBr solution. Ka = 2.5E-9 I'm having a problem with just writing the equilibrium expression. do you add H2O to the HOBr? HOBr + H2O H3O+ + OBr- but then you could say that because HOBr = .01 M, then 0Br- = .01 M,

*asked by Audrey on November 23, 2010* -
## Statics

Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of 0.2 inches and a standard deviation of 0.05 inches. What proportion of woodlice have antenna lengths that are more than 0.23 inches? Round your answer to at

*asked by C. Fenwick on December 1, 2013* -
## Physics

If the mass of a planet is 0.571 times that of the Earth and its radius is 0.787 times that of the Earth, estimate the gravitational field g at the surface of the planet. The gravitational acceleration on Earth is 9.8 m/s2. Answer in units of m/s2

*asked by Kate on October 29, 2013* -
## English

Is the following acceptable or is it bad English? Is there a better way to phrase the question and answer? (Someone told me it is bad English but he couldn't elaborate. I'm confused.) Qn: Is there school today? Ans: Today, there is no school because it is

*asked by chimingbell on November 6, 2015* -
## Physics

determine the distance from earths centre where the force of gravity acting on a space probe is only 11% of the force acting on the same probe at earths surface. Express your answer in terms of earths radius, rE

*asked by Bobbie on October 14, 2008* -
## Math

5. Which of the following statements is NOT true regarding an expression written in scientific notation in the form of a x 10^n ? A.)The value of "A" must be greater than or equal to 1 and smaller than 10. B.)The value of "N" must be an integer.

*asked by Deborah on January 9, 2013* -
## Maths Help !!!!!!!!!!!!

Alec measures the length of a line accurately. His answer, correct to 1 decimal place , is 42.7 cm. What is the greatest line of the line I did not understand the last bit can someone help with it please thanx One decimal place is 0.1 cm. The true length

*asked by GOODY on April 25, 2007* -
## Math

Can you help me? 360 in^ = _____ ft^ ( ^ means 2 ) So which would the answer be: 30, 3.6, 2.5, or 1.8 Wouldn't it be 30? (If I'm working this right)! Thank you!! Thank you A square foot = 12 inches by 12 inches = 144 square inches. What does dividing that

*asked by Bobby on February 28, 2007* -
## Calc I (@Reiny)

y = x^3 - 8x^2 + 6x -2 has a slope of 6 at two points, what are the coordinates? I used Reiny's way to help solve this answer. Please check if I've done it correct: y'= 3x^2-16x+6 3x^2-16x+6=6 3x^2-16x=0 x(3x-16)=0 Solve for x's x=0 3x-16=0 ~> x=16/3 Plug

*asked by Angie on October 10, 2016* -
## Algebra

I had a question on a quiz that I just finished and I wanted to know if my answer was right. Is 4x-y^=0 a function. If so, what is the domain and range? If not, name two points that prove it. I wrote that it was a function with -5 and lower as a

*asked by Hutch on January 29, 2015* -
## physics

A swinging rope is used to transport 0.03kg of medicine. The rope has a length of 2.4m, so that the tension of the rope at the bottom point of the swing is 0.3929N. What is the tangential speed of the medicine at this bottom point? Answer in m/s. Thanks.

*asked by camille on April 10, 2011* -
## MATH

THERE are six times as many cats at the Orange County Animal Shelter than dogs. Let (c)represent the number of cats at the shelter. Which expressions show the number of dogs at the shelter. a. 6c b. 6+c c. c divided by 6 d. 6-c My answer is C. Is this

*asked by vera on February 10, 2013* -
## Math

Lauren is pulling on a trunk with a 15-N force. Wayne pulls at right angles to Lauren. With how much force must Wayne pull to make the resultant force on the trunk 22 N? Round answer to one decimal place.

*asked by C on June 2, 2011* -
## Physics

A cyclist maintains a constant velocity of 5.2 m/s headed away from point A. At some initial time, the cyclist is 251 m from point A. What will be his displacement from his starting position after 85 s? Answer in units of m What will be his position from

*asked by Monica on September 29, 2013* -
## Interview for Job

Tell me about a time when you had to juggle several assignments at once. What did you do? I balanced the assignments out by such that I had equal time for each one of those assignments to get completed. OR I gave myself a time limit for each assignment,

*asked by Anonymous on January 28, 2011* -
## Polynomials and properties of exponenets

In the expression -7x-3x^2+5 what is the coefficient of x A.7 B.3 C.-3 D.-7 Suppose you earned 6t+2 dollars on monday and 9t - 6 dollars on tuesday what were your total earnings simplify your answer. A.15t-4 B.15t+8 C.-3t-4 D.-3t+8 100^12/100^8 A.100 ^12/8

*asked by Help me on June 2, 2016* -
## Math

Dvd cases are 9/16 inch wide . A. If Juan has 60 DVD how many of them will fit on one shelf? How wide would a DVD case have to be in order for 60 of them to fit on one shelf? Give the answer in feet. 60divide 9/16=960/90

*asked by Hassan on September 26, 2016* -
## satistics

Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of 0.2 inches and a standard deviation of 0.05 inches. What proportion of woodlice have antenna lengths that are more than 0.27 inches? Round your answer to at

*asked by Anonymous on June 16, 2017* -
## Math

Jason has 75 feet wallpaper border.He wants to put up a wallpaper border around his rectangular bedroom that measures 12 feet by 14 feet. He multiplies 12×14=168 to get an exact answer of how much border he needs.He concludes that he does not have enough

*asked by Amya on November 15, 2016* -
## calculus

Evaluate these limits. (Enter answer as a decimal. Enter INF if the limit is +∞; -INF if the limit is −∞; and DNE if the limit is neither ±∞ and does not exist.) (a) limx→04+x−−−−−√−2x= - sin responder (b) limx→0tan(2x)sec(3x)x

*asked by JuanPro on August 12, 2015* -
## Chemistry

An empty crucible was heated to drive off any volatile impurities and weighed after cooling (see below). A small amount of the green complex iron salt was added to the crucible, weighed again, and then heated gently to remove any waters of hydration

*asked by Elysia on May 7, 2007* -
## computer

How to write a report on topic 'Internet'? Suggest report outline Thank you for using the Jiskha Homework Help Forum. Here are some things to consider in writing a typical five-paragraph paper. Five-Paragraph Essay Structure The introductory paragraph

*asked by rahul on June 16, 2006* -
## ENGLISH 1

I had to read the story and answer the questionss.. correct my answers? possibly mrs. sue! :D Epic from The Odyssey by Homer, translated by Robert Fitzgerald Two nights, two days, in the solid deep-sea swell he drifted, many times awaiting death, until

*asked by surfsupmel on May 5, 2011* -
## math,help, algebra

okay i have a table it reads. It has 4 colums Title population of Europe by age groups (population is in thousands) First colum it reads down like this age 0-14 age 15-64 age 65+ age 75+ total second colum it reads (In 1950) 143,175 359,162 44,981 14,553

*asked by Jasmine20 on January 27, 2007* -
## Physics

Planet Earth as a Spring. Assume that the Earth is perfect sphere of mass M=5.98x10^24kg, radius 6,370km, and uniform density. Imagine a long, straight tunnel through the center of the Earth, connecting the North and South poles . A capsule of mass m is

*asked by Betty Ariston on February 19, 2013* -
## Math

1. What is a reasonable distance between two cities? • 200 km

*asked by Audrey on May 6, 2016* -
## Chemistry

I'm not sure how to find a linear equation for this problem. One common flow measurement device is the orifice meter, which consists of a disk with a machined hole. It is placed as an obstruction to flow in a pipe, causing pressure drop to occur as the

*asked by Angel on December 14, 2011* -
## Maths

How would you decide the probability of each of the following? Choose A equally likely outcomes, or B experimental evidence . Write A and B on the answer line. Questions: First: A die is thrown. What proportion of times is 6 scored? Second: One hundred

*asked by Harjeet on October 31, 2016* -
## asessment

a very young child takes off his socks. the caregiver puts it back on, the child takes it off again repeating it. child is engaged in play (d) (a)functional b. constructive c, rule-based d. dramatic 2. which of the foll. is best suited to a formative

*asked by action on August 8, 2010* -
## Physics

A science student riding on a ﬂatcar of a train moving at a constant speed of a 9.70 m/s throws a ball toward the caboose along a path that the student judges as making an initial angle of 45.0◦ with the horizontal. The teacher, who is standing on the

*asked by Big Poppa Smurf on November 29, 2012* -
## History

why do scientists believe the discovery of the Clovis spear points in Washington is significant A. They are the only evidence of ancient humans in the pacific northwest *my answer* B. They prove that ancient farmers were also great hunter's C. They show

*asked by i hate math and who cares what me first name is on March 7, 2019* -
## Psycholofgy

Help Needed! I need to know if this the correct answer. Calvin has been on a "pleasure binge" for the last three days. He has cleaned out his bank account spending the money on anything that gains his attention. He would be described as loud, elated, and

*asked by Princess on December 5, 2011* -
## asessment

a very young child takes off his socks. the caregiver puts it back on, the child takes it off again repeating it. child is engaged in play (d) (a)functional b. constructive c, rule-based d. dramatic 2. which of the foll. is best suited to a formative

*asked by action on August 7, 2010* -
## Expansion Path Economics

I've been trying to find a solution to this without much success. I am given the following....The production engineers at Impact Industries have derived the expansion path shown in the following figure. The price of labor is $100 per unit. There is a graph

*asked by Ed on July 14, 2007* -
## investing 2-2

If an individual buys stock on margin and its price rises, the investor A. must put up additional collateral. B. must pay tax on the unrealized gain. C. must pay interest on the borrowed funds. D. may take delivery of the stock. I think the answer is C

*asked by Johnny on February 21, 2009* -
## Cell bio

The driving force of ATP synthesis at the location of the ATP synthesis complex is the _________________? I believe it is the matrix but am not sure and it is just a guess. please help. You are right, but I think they want mitochondria for an answer. If I

*asked by Josh on July 20, 2006* -
## Art

Creativity has allowed or innovation for many industries. How has creativity affected the energy industry? It has allowed for the same traditional energy sources to continue being used for generations.(MY ANSWER) It has allowed for new energy source to be

*asked by LOVE on August 30, 2016* -
## Physics

The stoplights on a street are designed to keep traffic moving at 34 mi/h. The average length of a street block between traffic lights is about 80 m. What must be the time delay between green lights on successive blocks to keep the traffic moving

*asked by Joe on August 20, 2015* -
## Physics

Consider a conducting spherical shell with inner radius b = 0.862 m and outer radius c = 1.21 m. There is a net charge q2 = 3.82 ìC on the shell. At its center, within the hollow cavity, there is a point charge q1 = 2.89 ìC. Determine the flux through

*asked by Alicia on March 20, 2011* -
## Physics

A girl delivering newspapers covers her route by traveling 2.00 blocks west, 5.00 blocks north, and then 8.00 blocks east. (a) What is her resultant displacement? (only enter the angle of the resultant in the answer space below, not the distance) enter it

*asked by Kathleen on September 16, 2013* -
## Social Studies (Ms. Sue)

What did President Roosevelt mean by a "square deal," and how did he try to achieve it? My answer: By a "square deal," President Roosevelt meant fairness, as he saw the government as an empire, for workers, customers, and big business. To ensure both this

*asked by Anonymous on June 3, 2013* -
## CHem

Sterling silver is a mixture of silver and copper having a mole ration of silver to copper equal to 7.8 what is the mass percent composition of this mixture? Ok I know the answer to this and I know how its done: 1 mol Cu weighs 63.5 g 7.8 mol Ag weigh

*asked by natash on September 23, 2008* -
## Calculus (math)

A painting in an art gallery has height h and is hung so its lower edge is a distance d above the eye of an observer. How far from the wall should the observer stand to get the best view? (In other words, where should the observer stand so as to maximize

*asked by Thanks to whoever solve this! on November 8, 2014* -
## statistics

Suppose babies born in a large Hospital have a mean weight of 4088 in a variance of 5569. if 128 babies are sample that a random from the hospital what is the probability that the mean weight of the sample babies would differ from the population mean by

*asked by Marcus on March 17, 2016* -
## Chemistry

I don't understand this question and answer can someone help me? In order to exhibit delocalized pi bonding, a molecule must have . At least resonance 2 resonance structures. & In comparing the same two atoms bonded together, the greater the bond order,

*asked by Ana on October 20, 2010* -
## Pre-algebra

I don't understand this. Can you do some examples? One student had the following way of dividing fractions. First the student renamed the two fractions with a common denominator. Then the student ignored the denominators and just divided the numerators to

*asked by Alex on April 15, 2008* -
## physical science

If a car goes along a straight road heading east and speeds up from 45 ft/sec to 60. ft/sec in 5 sec, calculate the acceleration. = Note: If the speed were given in miles per hour, and the time were given in minutes, you could change the minutes to a

*asked by pat on June 27, 2011* -
## Physics

I drink from a glass of water with a vertical straw. What's the longest straw I can use and still drink water if the ambient pressure is 1 atm? Give your answer in meters. Details and assumptions 1 atm is 101,325 Pa. The acceleration of gravity is −9.8

*asked by Mathslover Please help on May 6, 2013* -
## Math

For a fundraiser the soccer team is planning to sell potting soil. The two boxes they will use to sell the soil are shown below. How much do you think they ought to charge for the larger box of potting soil based on the volume of the two boxes? Explain in

*asked by Gail on April 16, 2013* -
## Math

I'm really struggling with this -- I have different table configurations - straight line, L-shaped, plus sign-shaped, and T-shaped. Suppose there are n tables arranged in these patterns. I need to write an expression of the number of tables with 2 chairs.

*asked by Carly on February 23, 2016* -
## Physics

A quarterback throws a football toward a receiver with an initial speed of 18 m/s, at an angle of 29 degrees above the horizontal. At that instant, the receiver is 19 m from the quarterback. With what constant speed should the receiver run in order to

*asked by Gaby on November 7, 2011* -
## Algebra

The design team for a cloth manufacturer is sending a system of equations for another team to produce a cloth to make a diagonal print for a dress. Describe what type of system you think this might be. Give your answer as a system that is solved

*asked by Payton on June 22, 2016* -
## math

My teacher never specifically told us how to do these type of problems and now i have 10 of the same type of questions for homework due when i come back to class 2 days. a^7b^6 ________ a^5b Im not asking for the answer but the steps to get to the answers

*asked by maci on August 28, 2012* -
## Physics

Two blocks are connected over a massless, frictionless pulley. The mass of block 2 is 8.00 kg, and the coefficient of kinetic friction between block 2 and the incline is 0.250. The angle θ of the incline is 28.0°. Block 2 slides down the incline at

*asked by Aron on September 30, 2016* -
## Math

At an annual flower show, 6 different entries are to be arranged in a row. a) How many different arrangements of the entries are possible? b) If the owners of the 1st, 2nd, and 3rd place entries will be awarded prizes of $100, $50, and $25 respectively,

*asked by Jennifer on March 25, 2007* -
## Chemistry URGENT

consider the following container of helium at 45C. intially the valve is closed. After the valve is opened what is the pressure of the helium gas. your start points are 2.00 atm and 9.00L. after opening you have 3.oo atm and 3.00L. The answer is 2.25 atm

*asked by linda on April 1, 2014* -
## Physics

A girl delivering newspapers covers her route by traveling 2.00 blocks west, 5.00 blocks north, and then 8.00 blocks east. (a) What is her resultant displacement? (only enter the angle of the resultant in the answer space below, not the distance) enter it

*asked by Kathleen on September 16, 2013* -
## chemistry

Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your

*asked by jake on April 30, 2012* -
## Statistics

Suppose that the weight of male babies less than 2 months old is normally distributed with mean 11.5 pounds and standard deviation 2.7 pounds. A sample of 36 babies is selected. What is the probability that the average weight of the sample is less than

*asked by Tommy on October 6, 2015* -
## Medical Information Management

Medical records at willow nursing home have the following format: database, problem list, initial plan, and progress notes. What type of record format is this? A. Source-oriented B. Integrated C. Problem-oriented D. Serial My answer is a source oriented.

*asked by Jessica on January 22, 2011* -
## Math

Pedro and Ivan raced each other in a 24-mile bike race. After 2o minutes, Pedro traveled 5 miles. Ivan had spent the 20 minutes travelling at a rate of 16 miles per hour. Which person was in first place after 20 minutes? Use words and/or numbers to show

*asked by Amy on November 9, 2017* -
## math

A construction crew has just finished building a road. The road is 10 kilometers long. If the crew worked for 4 2/3 days, how many kilometers of road did they build each day? (Assume they built the same amount each day.) Write your answer as a mixed number

*asked by Joy on October 3, 2015* -
## fundamental concepts

Which of the following activities emphasizes the concept of comparing? A. Dividing pigs and cows into two separate groups B. Dividing farm and wild animals into two separate groups C. Discussing similarities and differences between stuffed and real animals

*asked by Daniela on February 4, 2015* -
## Physics

Consider two vectors F~1 with magnitude 69 N inclined at 177◦ and F~2 with magnitude 58 N inclined at 286◦, measured from the positive x axis with counterclockwise positive. What is the magnitude of the resultant vector F~1 + F~2 ? Draw the vectors to

*asked by Sophia on October 15, 2016* -
## Math

Tenths Playground Fence painting Painter. Red posts. White posts. Blue posts Annie 7 2 1 Chun. 1 3 6 Felipe. 9 0 1 Hans. 1 8 1 Matt. 4 3 3 Nicole. 3 5 2 Write a fraction and decimal that matt painted red and white . The answer,, 1- 4/10 and 0.4 3/10 and

*asked by Nawaf on February 15, 2014* -
## chemistry

Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 16.9 g of butane is mixed with 39. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your

*asked by jake on April 30, 2012* -
## psychology

According to Hans Selye, stress is a) a specific response to a specific demand on the body. b) a cognitive, not physical, response to a threatening situation. c) any reaction that increases activity in the parasympathetic nervous system. d) a nonspecific

*asked by john on October 1, 2016* -
## Physics help

Let's say you have a plot for Pendulum experiment. Let's assume g for this experiment was measured (from the slope of the plot) to be 9.78 [ms-2. The vertical intercept, however, is 0.011 [s2]. What might this translate to for a measurement of the length

*asked by Anonymous. on April 29, 2014* -
## Physics

Two blocks are attached by a thin inextensi- ble string over a frictionless, massless pulley. There is a frictional force between the block on the incline and the incline. The acceleration of gravity is 9.8 m/s2 . 13 kg 13 kg μ T 1.1 m/s 0 m/s2 39◦

*asked by Letisha on November 12, 2009* -
## Psychology

According to Hans Selye, stress is a) a specific response to a specific demand on the body. b) a cognitive, not physical, response to a threatening situation. c) any reaction that increases activity in the parasympathetic nervous system. d) a nonspecific

*asked by jomand on October 1, 2016* -
## Physics

Hello! I am having trouble figuring out the answer for this question: A 60 kg water skier is being pulled behind a boat. If the propulsive force applied by the 500 kg boat is 2.50 * 10^3 N, determine the acceleration of the skier and tension force in the

*asked by Lucina on July 11, 2015* -
## Physics

The stoplights on a street are designed to keep traﬃc moving at 34 mi/h. The average length of a street block between traﬃc lights is about 80 m. What must be the time delay between green lights on successive blocks to keep the traﬃc moving

*asked by Elsa on August 20, 2015* -
## Algebra

The half-life of a specific radioactive compound is 20 years. The equation used to model this half-life is y = 5 1/2(t/20) where t represents time. Currently, there are 5 pounds of this compound 15 feet below the earth's surface. When will there only be 4

*asked by Zyere on December 18, 2014* -
## Health Question

Can you please help with this question? Heat stroke is a life threating condition because: 1. the child sweats profusely and becomes dehydrated. 2. the child's body temperature is elevated and unregulated. 3. the child's body fluctuates between high and

*asked by Sherylin on April 17, 2007* -
## math

A saleman operates a car which averged 15 miles to a gallon of gasoline.By installing a new carburetor the car improves its mileage by 1/5. How much will he save on gasoline during a year in which he covers 5400 miles, if the average cost of gasoline is 35

*asked by thomas on April 13, 2014* -
## English

Which one of the following is a run-on sentence? A. I would talk to Frank if I knew him, but people don’t ever talk to him. B. I think Frank might be too busy he likes to make people think he’s smart. C. Jerry told me he likes June, but Hank likes

*asked by Sandia on December 15, 2012* -
## Chemistry

if 10.0L of neon gas exerts a pressure of 125psi at 373K, what is the number of moles of gas? I don't know how to set this up. I am using ideal gas law N=PV/RT but my answer is not matching. I converted the 125psi to 8.50atm N= 8.50atm*10.0L/1 k * 373k*1

*asked by Loretta on November 12, 2014* -
## physics

The human eardrum has an area of 5.0×10–5 m2. (a) What is the sound power received when the incident intensity is the minimum perceivable, 1.0×10–12 W/m2? (b) What is the sound power at the eardrum for conversational speech, which has a sound level

*asked by janine ricca on April 5, 2011* -
## math

Given the following information, determine the sample size needed if the standard time estimate is to be within 5 percent of the true mean 99 percent of the time. Work Element Standard Deviation (minutes) Mean Observed Time (minutes) 1 0.20 1.10 2 0.10

*asked by Brenda on December 3, 2011* -
## Physics

You push down on a book of inertia m resting on a table with a force directed at an angle θ away from vertical. The coefficient of static friction between book and table is μs. If θ is not larger than some critical value, you cannot get the book to

*asked by Maddie on October 29, 2015*

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