# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 689-
## Standard Costing System-Help!

Cotta Cots uses a standard cost system in which manufacturing overhead is applied to units of product on the basis of direct labor-hours (DLHs). During August, the company actually used 6,100 direct labor-hours and produced 2,500 units of product. The

*asked by Leese on December 13, 2006* -
## physics (mirror)

a diverging mirror of 52.0 focal lenght produces a virtual image of 26.0cm from the mirror. how far from the mirror should the object be placed? solution f=-52.0cm, v=-26.0cm 1/u + 1/v = 1/f rearranging the terms 1/u = 1/f - 1/v substituting the values of

*asked by Matrix School 2 on July 28, 2009* -
## Riddle

Solve this riddle: What does CHICHARON DE POLLO MEAN? HINT: IT IS A FOOD. Thank you for using the Jiskha Homework Help Forum. The word "chicharrón" (misspelled above) is "residue of hog's fat or burnt meat" while "de pollo" meand "of chicken." This is a

*asked by Sanjana on December 23, 2006* -
## algebra

Bill Granger is a parts clerk. He worked a total of 46.25 hours from Monday to Friday this week. If his regular pay is $12.75 per hour, how much overtime pay did Bill earn? $119.56 Please help me understand by explaining the steps to solve these kind of

*asked by Esther Munoz on March 26, 2019* -
## Algebra

Please help me to to solve this quadratic equation word problem. Here is the question: The Abacus. The Chinese abacus consists of a frame, parallel wires, and beads that are moved to perform arithmetic computations. The frame is 21 Centimeters longer than

*asked by lpcruz on December 5, 2014* -
## algebra

Explain in your own words what it means for an equation to model a real world situation an give an example. -it is right to say that when given a problem, we want to identify the quality of the problem we want to find, translate form word to algebra, and

*asked by lan on November 15, 2011* -
## physics

A rocket engine on a spacecraft of total mass 10,000kg ejected 1.4kg of hot gases every second at an average discontinuous speed of 240ms-1. 1- What was the force on the spacecraft? 2- What was the acceleration of the spacecraft? 3-If the engines were used

*asked by Anonymous on January 13, 2018* -
## algebra

6. Two lighthouses A and B are 25km apart and A is due West of B. A submarine S is on a bearing of 1370 from A and on a bearing of 1700 from B. Draw a picture relevant to the situation, and find the distance of S from A and the distance of S from B( give

*asked by Choi on March 22, 2015* -
## Pre-Calc

This is the last question on my pre-calc homework, I looked through the textbook and have no idea how to do this. Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round

*asked by Cat Jones on March 5, 2015* -
## Please help for my test CALculus

using the chain rule find the min and max points and their values of the composite function defined by z=x^2+y^2, x=sin(2t), y=cos(t) This is what Ive got so far... dz/dt= 2x*dx/dt+2y*dy/dt =4sin2tcos2t-2sintcost I understand the steps of computing the max

*asked by Lucy on February 28, 2012* -
## Algebra

Can you please help with this question: The cheerleaders are having a bake sale to raise funds for new uniforms. The group sell cupcakes for $3 each and make a profit of $840 from the sales. If X represents the number of cupcakes the cheerleaders sold and

*asked by Anonymous on December 15, 2016* -
## algebra

Triangles ABC and DEF are similar. Find the perimeter of triangle DEF. Round your answer to the nearest tenth. ab=4ft bc=6ft ac=5ft de=6ft ef= 9ft there is no feet given for df Please can anyone help me solve this with steps I don't understand how to do

*asked by sally on March 1, 2013* -
## Math

I have a cone shaped filled with sand the radius is 4 inches my height is 6 container has a small hole at the bottom of it and sand is leaking out at a rate of 3.6 cubic inches per minute approximately how many minutes will be until the Conners empty I'm

*asked by Ajae on June 8, 2019* -
## algebra

Use the following to answer the next three questions: the height, h, of a ball t seconds after it is released for a jump shot in a basketball game can be modeled with the equation h = −16t2 + 12t + 8. The rim of the basket is 10 feet high. Which of the

*asked by alyssa on March 5, 2012* -
## algebra

Use the following to answer the next three questions: the height, h, of a ball t seconds after it is released for a jump shot in a basketball game can be modeled with the equation h = −16t2 + 12t + 8. The rim of the basket is 10 feet high. Which of the

*asked by alyssa on March 5, 2012* -
## physics

Find the heat flux due to radiation from a gasoline pool fire whose flame is 3 m tall with a 1 m diameter, and it is 3.5 m away from a target fuel. Assume e = 0.98 with a flame temperature of 1,300 K. Solve this problem by determining the configuration

*asked by doris on November 4, 2012* -
## math

I am confused on how to solve this problem, can you help me? It says the distance around the outside of Cedar park is 0.8mile. Joan ran 0.25 of the distance during her lunch break. How far did she run? A. 0.2mile B. 0.25 mile C.1.05 mile D. 2 miles I did

*asked by E6 on September 26, 2014* -
## Solid Mensuration

A nozzle which is attached to the end of a 4-in fire hose has a length of 1 ft and a diameter at the discharge end of 1 in. If it has a uniform thickness of 5/16 in and is made of brass, find the weight of material used in the manufacture of 1000 such

*asked by Elle on February 12, 2016* -
## chemistry

Okay so I did this problem, but it seems wrong? I put the answers I got... Determine the pH of the following tiration at each of the points indicated. A 71.7 mL solution of 0.182 M NaOH is titrated with 0.2086 M HCL. 1.) initial pH= is it 7.86 or 8.51? 2.)

*asked by help meeee pleaaseee on October 9, 2011* -
## Goodwill valuation - Accountancy

In case of Admission: Given a balance sheet as at 31 Dec 2008. The new partner was admitted on 1 Jan 2009. Goodwill was agreed at 2 years purchase and was to be valued in accorfance to the weighted average gross profit method for the previous four years

*asked by sniper on January 24, 2012* -
## Math

Jackie makes patterns. She makes each pattern with 5 counters. she makes 13 patterns. How many counters does she need? Show your working.

*asked by Kevin on February 18, 2016* -
## math

d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didn't get like the answer. [ans=-1/(1+x)^2 but my calculation=-(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)]

*asked by will on July 22, 2011* -
## mathe

Show that a right-circular cylinder of greatest volume that can be inscribed in a right-circular cone that has a volume that is 4/9 the volume of the cone.

*asked by ali on July 12, 2014* -
## maths

1)lim [(x+y)sec(x+y)-xsecx]/ y x-o 2)show that lim |x-4|/x-4 does not exists x-4 3)lim [1-sinx/2]/[cosx/2{(cosx/4)- x-22/7 (sinx/4)}]

*asked by sushma on August 26, 2012* -
## math

d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didn't get like the answer. [ans=-1/(1+x)^2 but my calculation=-(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)]

*asked by jess on July 22, 2011* -
## MATH 117

What is the greatest common factor (HINT: It may help for you to show an example of how to find a greatest common factor)? How do you know when you have found the greatest one?

*asked by fRED on July 16, 2013* -
## drawing 5,

What type of resume emphasizes the continuity and growth of your career? A. Targeted B. Chronological C. Functional D. Creative 2. Suppose you're an artist who has been doing projects on your own and, at the same time, working at an art supply store.

*asked by liliy on July 7, 2011* -
## physics

The system of small objects shown in the figure below is rotating at an angular speed of 2.0 rev/s. The objects are connected by light, flexible spokes that can be lengthened or shortened. What is the new angular speed if the spokes are shortened to 0.15

*asked by jojo on April 2, 2016* -
## History

Which best describes Christianity’s influence on the feudal system in Europe? the Christian church's promotion of democratic policies inspired Europes feudal society church leaders often were at odds with kings during medieval times, fighting for rights

*asked by malia on October 6, 2017* -
## World History- (Ms. Sue)

What were the two ways that the North and the South differed by the mid-1800's? My answer: The North had a rapidly growing economy with a large and rapidly growing urban population and no slavery north of the border states. The South was dominated by a

*asked by Victoria on February 26, 2013* -
## Mathematics

Two cars drive from town A to town B at constant speeds. The blue car travels 25 miles per hour and the red car travels 60 miles per hour. The blue car leaves at 9:30 am and the red car leaves at noon. The distance between the two towns is 150 miles. Who

*asked by Stephanie on May 29, 2015* -
## Math

Brenda's School is selling tickets to a spring musical. On the first day of ticket sales the school sold 3 senior citizen tickets and 9 child tickets for a total of $75. The school took in $67 on the second day by selling 8 senior citizen tickets and 5

*asked by M on January 12, 2015* -
## GPA

I am confused on how weighted courses work. At my school, a two semester course is weighted (1.2) and a semester course is weighted (.6) How do these numbers help your gpa?

*asked by Tia on December 17, 2009* -
## physics

a boy pushes on a park car with a force of 200 N the car does not move how much work does the boy do on the car?

*asked by adia on May 24, 2011* -
## physical science

John is using a pulley to lift the sail on his sailboat. The sail weighs 150 N, and he must lift it 4.0 m. How much work must be done on the sail?

*asked by bob on May 16, 2016* -
## Physics II

When an electron moves from A to B along an electric field line, the electric field does 3.94 x 10^-19 J of work on it. What are the electric potential differences (a) Vb - Va, (b) Vc - Va, and (c) Vc - Vb?

*asked by Scott on February 13, 2011* -
## math

The center of a circle is located at (–5, 2) and a point on the circle is located at (5, -22). Which other points are also on the circle? (-29, -8) (-31, 5) (5, 26) (19, 12) (19, -6) So the answers i got that work is 1.(-31,5) 2.(-29,-8) 3.(19,12) That

*asked by Jakis on March 2, 2017* -
## Math

Last year the company you work for did 232000 in business. This year you anticipate an increase of 7%. How much business do you expect to do this year?

*asked by Jackie on March 8, 2019* -
## crminal justice

The courtroom and trial: Identify a courtroom in your area or state. Identify those who work in a courtroom and describe their roles

*asked by SANDY on August 23, 2008* -
## math

On saturday, Ana worked 1/4 of a day. On sunday she worked 1/3 of the day. what part of day did she work both days?

*asked by dee on March 14, 2017* -
## economics

What is the opportunuity cost if you make 15 a hour but you decide not to work for a 1 hour and go to the movie which cost 10 what is the opportunity cost?

*asked by kris on November 2, 2013* -
## chemistry

Convert 75.0 psi to atm My work: 75.0psi x 1 psi/14.7 atm =5.10 atm Not sure if this is set up right we are using dimensional analysis

*asked by sarah on April 8, 2015* -
## calc

what is the derivative of y=ln (1-x^2)^1/2 so its hard for me to write all of my work on here but i got 1/2(1-x^2) as my answer and that is one of the choices but it is not the correct choice. the correct answer is -x/(1-x^2) how did they get this answer?

*asked by hannah on December 4, 2013* -
## Biochem

Desribe the preparation of 2.00 L of 0.100M pH 9.00 glycine starting with the sodium chloride salt of zwitterionic glycinhe and 1.00M NaOh. If a reaction that generated 2.00 mmoles of base were carried out in 100 mL of the above buffer, what would be the

*asked by Sandra on September 13, 2011* -
## Basic Communications

I'm trying to add more details to this paragraph on my assignment: Lastly, Temporary Marriage Licenses are not a good solution to high divorce rates because couples in a boyfriend-girlfriend relationship should look into all the responsibilities that the

*asked by Alex L. on December 4, 2011* -
## Math

A car rental agency charges $35 per day to rent a car and $14.95 per day for a global positioning system (GPS). Customers are charged for their full tank of gas at $3.40 per gallon. A car has a 19 gallon tank and a GPS. a) Write a function rule

*asked by Steve on October 22, 2016* -
## Math

A car rental agency charges $35 per day to rent a car and $14.95 per day for a global positioning system (GPS). Customers are charged for their full tank of gas at $3.40 per gallon. A car has a 19 gallon tank and a GPS. a) Write a function rule

*asked by Steve on October 22, 2016* -
## Physics

A puck is moving on an air hockey table. Relative to an x, y coordinate system at time t = 0 s, the x components of the puck's initial velocity and acceleration are v0x = +0.8 m/s and ax = +0.9 m/s2. The y components of the puck's initial velocity and

*asked by Adriana on January 25, 2016* -
## Art (1 question)

An artist places a notebook and pen in the gallery of his latest exhibition and asks viewers to leave comments about his work. He is trying to help audience members become what type of observers? Answers: A. Active Observers ** B. Reluctant Observers C.

*asked by Misty on February 29, 2016* -
## Accounting Corporations

Birch issued 200 shares of $12 par common stock in exchange for a piece of equipment with a current market value of $3,000.Whichof the following is not part of the journal entry for tis transaction? A.Debiting Equipment for $3,000 B.Crediting Common Stock

*asked by Bella on March 10, 2014* -
## Poetry Essay

Here's my essay, could you please tell me what you think of it and suggest some improvements? Poetry Essay Chinua Achebe and Ted Hughes, the poets of Vultures and Pike, have both written two poems which show ambivalence towards their poem’s subjects, but

*asked by Sarah on October 18, 2006* -
## math

Two cars leave Kansas City at the same time. One car is moving east and the other west. After 5 hours, the cars are 575 miles apart. One car is traveling 15 miles per hour faster than the other. Let S = the speed of the slower car and F = the speed of the

*asked by Jose on December 18, 2016* -
## Chemistry

The crystal structure of cesium chloride (CsCl) is shown in the figure below. The dark spheres represent atoms of Cl. Identify the crystal system: Cubic Tetragonal Orthorhombic Rhombohedral Hexagonal Monoclinic Triclinic Identify the Bravais lattice:

*asked by c on November 22, 2012* -
## english-siddhartha

i have answered the other questions that i was requested to do but theses ones i cant figure them out can anyone help please? Chapter 5 Kamala What changes do we see in Siddhartha in chapter 5? ---3 quotes that show this change? Chapter 6 Amongst the

*asked by jade. on February 15, 2010* -
## Chem (electron transfer)

KMnO4 + HCl → MnCl2 + Cl2 + H2O + KCl If the reaction occurs in an acidic solution where water and H+ ions are added to the half-reactions to balance the overall reaction, how many electrons are transferred in the balanced reduction half-reaction? The

*asked by Summer on April 2, 2018* -
## chemistry

an aqueous solution contains 2 solutes A&B.A is soluble in hexane,B is not.Hexane is liquid at rom temperature and does not mix with water.The density of hexane at room temperature is 0.7g/dm3.Describe giving full practical details how you would produce a

*asked by Natalia on February 11, 2010* -
## Chemistry

Would your calculated Ksp value be greater, less, or the same, if the following occurred, please explain your reasoning. a. The CaSO4 was not saturated b. You accurately measured 20.00 mL instead of 25.00 mL using a pipet c. The CaSO4 solution contained

*asked by sea lively on August 14, 2018* -
## Chemistry

An aqueous solution of ammonium nitrate NH4NO2 decomposeds when heated to give off nitrogen. This reaction may be used to prepare pure nitrogen. How many grams of ammonium nitrite must have reacted if 3.75dm^3 of nitrogen gas was collected over water at 26

*asked by Lauren on October 23, 2007* -
## Intermediate Algebra

Andrews factored expressions -6x63+9x^2-3x as -3x(2x^2-3x-1). But when Melissa applied the distrubutive law and multiplied out -3x(2x62-3x-1) she got -6x^3+9x^2+3x;thus Andrews solution does not appear to check. Why is that? Please help Andrews to

*asked by ladybug on June 13, 2012* -
## AP Chemistry- please help!

Glycerol (a non-electrolyte that can be used as antifreeze and coolant in a car radiator) has a density of 1.261 g/mL and a molecular weight of 92 g/mol. If 111 mL of glycerol are mixed with 5.1 kg of water, by how much would the boiling point of the

*asked by Kayla on April 5, 2018* -
## Chemistry

A student was given a 2.45 g of impure potassium sulfate (K2SO4) sample. He dissolved this sample in 100 mL of water first and then added some barium chloride (BaCl2) solution. A 2.15 g of BaSO4 precipitate was obtained at the end of the reaction. What is

*asked by Anonymous on November 22, 2014* -
## AP Chemistry- please help!

Glycerol (a non-electrolyte that can be used as antifreeze and coolant in a car radiator) has a density of 1.261 g/mL and a molecular weight of 92 g/mol. If 111 mL of glycerol are mixed with 5.1 kg of water, by how much would the boiling point of the

*asked by Anonymous on April 5, 2018* -
## Calculus

Hello. I would appreciate it if someone could check my answers. I'm sorry it is so long. 1.) Let R denote the region between the curves y=x^-1 and y=x^-2 over the interval 1

*asked by Shay on September 3, 2005* -
## physics

a plank of mass 5kg is placed on a frictionless horizontal table. further a block of mass 2kg is placed over the plank. A mass-less spring of natural length 2m is fixed to the plank by its one end. The other end of spring is compressed by the block by half

*asked by jessy on January 16, 2011* -
## physics

a plank of mass 5kg is placed on a frictionless horizontal table. further a block of mass 2kg is placed over the plank. A mass-less spring of natural length 2m is fixed to the plank by its one end. The other end of spring is compressed by the block by half

*asked by sreeram on January 16, 2011* -
## Precalculus

A museum borrows $2,000,000 at simple annual interest to purchase new exhibits. Let x represent the amount borrowed at 7%, y represent the amount borrowed at 8.5%, and z represent the amount borrowed at 9.5%. Set up a system of linear equations to

*asked by bob on January 30, 2018* -
## Pre-Calculus

Consider a class with 10 sophomores, 8 juniors, and 6 seniors. Two students are selected at random. 1) What is the probability of selecting 1 junior and 1 senior. 2) Find the odds of selecting two students who are not seniors. How do I set these up to

*asked by Lucy on September 14, 2008* -
## Math

Brad is paid time-and-a-half if he works over 40 hours in a week. one week he worked 55 hours and earned $697.50.Write and solve an equation that can be used to find Brad's regular hourly rate.

*asked by Hanna Hyung on February 24, 2014* -
## math

arianna's mom deposits $80 in her lunch account. Lunch costs $2.50 per day. Write and solve an inequality to determine when there will be less than $20 in her account. I'm not sure how to set this up. would i subtract $80 to add it back to $20 on the other

*asked by Reece on October 21, 2014* -
## Math

Solve the equation. (the 6s are supposed to be sub-scripted, but I can't type subscripts) Problem: log6 7 - log6 x = 4 Choose one answer. a. 7/24 b. 7/1296 c. 7/4 d. 1296/7 I am so lost, can you please help me understand this? I need to know how to do

*asked by Coug on December 6, 2009* -
## matH

casper bought some pencils at .50 cents each. he had $3.00 left after purchase. if he wanted to buy the same number of notep[ads at .80 cents each he would be short $1.50 write a linear equation for the number of pencils he purchased. Solve

*asked by Anonymous on January 21, 2013* -
## Stats

Research shows that 14% of 6th graders in K-6 schools have tried cigarettes and 61% of 7th graders in 8-9 or 7-9 middle schools have tried cigarettes. what is the absolute increase to the nearest percent? A. 77% B. 336% C. 436% D. 47% I don't know this one

*asked by Amy on December 15, 2014* -
## Statistics

Help me understand this problem, I have several more like this & want to get an understanding on to solve it: The mean score,x, on an aptitude test for a random sample of 9 students was 64. Assuming that standard deviation=16, construct a 95.44% confidence

*asked by Lexie on September 13, 2008* -
## Math

Stupid question time. I need to figure out how to rearrange equations to solve for x in my chemistry homework, which involves putting equations in quadratic form first. But I can't for the life of me remember how to "rearrange" them correctly. So what in

*asked by Marcus on March 4, 2013* -
## Algebra

This is not math related, but I will be gracious for your help. Solve the following alphabet puzzles. Examples: 26= L. in the A. Answer: 26=letters in the alphabet 54= C. in a D (with J). Answer: 54= cards in a deck( with the jokers$ 140=M N of C in a T

*asked by Anonymous on September 6, 2012* -
## math(urgent)

At the end of every year for 3 years, RM1000 will be invested in an account that offers 8% compounded annualy.Find the account amount at the end of the 3 years. the answer is $ 3246.40 in my calculation i solve 1000(1+o.08/1)^(3-1) =11664

*asked by fizz on May 15, 2014* -
## Math

Solve the following quadratic equation(as exact values) using the quadratic formula. x^2-10x-15=0 I got 5+-2sqrt10/2. ^ Sorry hard to write it out. But basically there is a 5 there, the negative sign is supposed to be under the positive sign, then there is

*asked by -Untamed- on December 5, 2011* -
## Algebra

Bill has 12 hours available to study for his final exams in history and psychology. He decides that he needs to spend twice as much time studying for history as for psychology. How long should he study How would I even begin to solve this...I am not good

*asked by Jen on December 28, 2007* -
## Grade 11th Physics

This question is based upon differential calculus. Velocity of the particle is given by the equation: v = (2t^2+5)cm/s. Find:- (i) The change in velocity of the particle during the time interval t1 = 2s and t2 = 4s. (ii) Average acceleration during the

*asked by Akashdeep on July 8, 2010* -
## physics

A 10-pound object is suspended by a string from an overhead support. A horizontal force of 5.8 pounds is applied on the object. The measure of the angle which the string makes with the horizontal is (A) 30° (C) 60° (B) 45° (D) 90° idk how to solve this

*asked by Caine on February 23, 2018* -
## college physics

A CD has to rotate under the readout-laser with a constant linear velocity of 1.25 m/s. If the laser is at a position 3.2 cm from the center of the disk, what are the revolutions per minute (rpms) of the disk? Can someone please help me solve this problem

*asked by Amber on September 20, 2010* -
## Algebra 2

For 1980-1996 the total exports (in billions of dollars) of the U.S. can be modeled by E=-0.13t^3+5.033t^2-23.2t+233 where t I'd the number of years since 1980. In what year were the total exports about $312.76 (use finding zeros to solve)

*asked by Anonymous on March 3, 2015* -
## math

solve each of the following initial value problems and plot the solutions for serveral variables of ynaught a)dy/dt = -y+5 I got to the point where I have: y= ce^-t + 5 they give y(0)=y(naught) so I tried plugging in 0,0 and got c to be -5. but the answer

*asked by sara on June 16, 2015* -
## Physics

A plane can travel with a speed of 80 mi/hr with respect to the air. Determine the resultant velocity of the plane (magnitude only) if it encounters a: 10 mi/hr cross wind; 60 mi/hr cross wind; 10 mi/hr tailwind; 10 mi/hr headwind. I have no idea what

*asked by Oleg on October 4, 2015* -
## Algebra

A man drives from city to village a distance of 48 km ,in 45 minutes. Where the road surface is good , he drives at 72 km/hr and where it is bad , at 48 km/hr. Find the number of kilometres of good surface. (Form an algebraic equation and solve it).

*asked by Zia on November 12, 2016* -
## Calc.

Please help solve this, A farmer has 600m of fence and wants to enclose a rectangular field beside a river. Determine the dimensions of the fence field in which the maximum area is enclosed. (Fencing s required on only three sides: those that aren't next

*asked by Sarah on March 2, 2010* -
## chem

The decomposition of sulfuryl chloride (SO2Cl2) is a first-order process. The rate constant for the decomposition at 660 K is 4.5 10-2 s-1. (a) If we begin with an initial SO2Cl2 pressure of 425 torr, what is the pressure of this substance after 74 s? what

*asked by Hannah on February 2, 2013* -
## Algebra -polynomial

Solve the polynomial 40x^2+2x-65 Notice that for x = 1 the value is -23. The number 23 is a prime number and the only factors are thus 23 and 1 up to signs. So, you can simply the search for the factors of the polynomial a great deal by substituting: x = 1

*asked by Algebra Help on May 7, 2007* -
## math

you have 3 hours to do your homework. you spend 45 min on math. you want to divide the time remaining equally along 4 subjects. write and solve the inequality to find the # of minutes you can spend on each subject. I know the answer is 33.75 but can you

*asked by hunter on February 20, 2011* -
## science

While riding a bike, a rider exerts a force of 540 N on the pedal, which when attatched to a sprocket creates a radius of rotation of 0.18 m. How much torque does the rider exert on the sprocket? I think I have to use the formula torque=rFsin(x) But I'm

*asked by Jill on January 25, 2010* -
## trig

a hot air balloon climbs continuously along a 30° angle to a height of 5,000 feet. To the nearest tenth of a foot, how far has the balloon traveled to reach 5,000 feet? Draw a sketch and then solve.

*asked by Alex on April 1, 2014* -
## Math

Lisa and Katie are playing a card game, and a total of 900 points has been scored. Lisa scored 400 more points than Katie. If you let l= l= the number of points that Lisa scored, and k= k= the number of points that Katie scored, then the problem can be

*asked by Andy on May 30, 2016* -
## Workplace Skills

We're supposed to read over the following scenario and provide advice for AJ: AJ has a job that he really likes and pays well, but he is worried he is about to be terminated. He doesn't want to quit his job and give up his excellent pay, but he knows that

*asked by Lena on May 25, 2014* -
## adver adjectives in comparison corrected

1. Assignment: Review - Adjectives, Adverbs, and Comparison • Use at least five adverbs and five adjectives to write a 150- to 300-word review of a movie, sporting event, musical performance, or television show. • Bold each adverb. • Underline each

*asked by erica on November 13, 2010* -
## Algebra

Hiya. I have 7 expressions that I have been asked to simplify. I worked all of them out, and if you could, I'd like you to check my work for me. Here they are: 1. (x^2 + 3x - 9) + (-4x^2 + 2x - 3) My answer: -4x^4 + 5x - 12 2. (x - 2)(3x + 5) My answer:

*asked by Kathy on February 20, 2014* -
## health in college

Would this be the right answer my instructor is looking for? Quality Measurement and Improvement Certainly a key element in quality health care is to assure that the three elements are in place -- that the structure of the system is strong and that

*asked by Tammy on April 5, 2009* -
## Chemistry

Sometimes the basicity of a solution is reported using pOH (pOH = -log[OH-]). What is the a. [OH-] if pOH = 1.90 b. [H3O+] if pOH = 12.94 c. pH if pOH = 9.70

*asked by chelsey on March 11, 2014* -
## chemistry

Sometimes the basicity of a solution is reported using pOH (pOH = -log[OH-]). What is the a. [OH-] if pOH = 1.90 b. [H3O+] if pOH = 12.94 c. pH if pOH = 9.70

*asked by amber on March 18, 2014* -
## accounting

Situation Parent, Inc. is contemplating a tender offer to acquire 80 percent of Subsidiary Corporation's common stock. Subsidiary's shares are currently quoted on the New York Stock Exchange at $85 per share. In order to have a reasonable chance of the

*asked by John Ackah on January 14, 2010* -
## SS Please check answers

1. The admission of Missouri as a slave state was controversial in the Senate because the Senate was pro-slavery. it would create sectionalism. **it would upset the balance. the Senate was anti-slavery. 2. The main topic of the Lincoln-Douglas debates was

*asked by Jman on April 8, 2013*

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