# carrie

Popular questions and responses by carrie-
## Math

How much longer (percentage) is a one-mile race than a 1500- race?

*asked on August 28, 2009* -
## Math

A spinner has regions numbered 1 through 21. What is the probability that the spinner will stop on an even number or a multiple of 3? Okay so I am lost. I understand that the probability of an event is the # of ways an event can occur over the total # of

*asked on March 7, 2010* -
## Math

I have a bar graph that shows the number of students by major in the College of Arts and Science. Math shows 200 students History shows 300 students English shows 400 students Science shows 150 students Other shows 175 students What percent of students in

*asked on March 6, 2010* -
## Chemistry

I was just wanting to make sure I did these right. How many grams of solute are in each of the following solutions? a.) 2.5 L of 3.0 M Al(NO3)3 solution. for this one I get 1600 g of Al(NO3)3 b.) 75 ml of 0.5 M C6H12O6 solution. and for this one I get 6.8g

*asked on November 29, 2010* -
## Chemistry-help needed

I am asked to draw the 'dot and cross' diagram to show the ionic bonding in sodium chloride. I am asked to show only the outer electronic structure. Sodium has 2.8.1 electronic configuration. After losing 1 electron to chlorine, it has 2.8 electronic

*asked on March 26, 2009* -
## Math

Write a paragraph proof of this theorem: In a plane, if two lines are perpendicular to the same line, then they are parallel to each other.

*asked on October 13, 2014* -
## Math

A kite, 135m higher above the ground has a string 200m long.Determine the angle formed by the string and the ground.

*asked on March 24, 2019* -
## Business math

Choose the correct answers for (a) the total installment price, (b) the carrying charges, and (c) the number of months needed to save the money at the monthly rate to buy the item for its cash price. A dinette table with a cash price of $200 at $8.50 down

*asked on May 5, 2016* -
## finance

A firm's long term assets = $75,000, total assets = $200,000, inventory = $25,000 and current liabilities = $50,000.

*asked on July 13, 2008* -
## Math

Mr.Santiago brought 10 crates of oranges. There were 50 oranges in each crates. He sold 65% of them. 8% of the remainder went bad, and he threw them away. A) How much money did Mr.Santiago earn if he sold the oranges 5 for $1.20 B) If he made $24.15 by

*asked on October 28, 2011* -
## Math

Question: The total yearly food bill for a family of four is $8589.88. To the nearest cent, what is the mean weekly food bill? Would I take $8589.88 divided by 52.365 (this is the number of weeks in a year) to get the answer $164.04?

*asked on March 7, 2010* -
## physics

A 6.0-kg box is raised a distance of 3.0m from rest by a vertical applied force of 80 N. Find (a) the work done on the box by the applied force, (b) the work done on the box by gravity, and (c) the final kinetic energy of the box.

*asked on February 24, 2010* -
## please help physics!!!!

Two dynamics carts are placed end to end. Cart 1 (1.2 kg) is stuck to cart 2 (1.8 kg). Cart 1 is pushed with a force of 18.9 N (west),causing cart 1 to push cart 2 forward. Ignore the force of friction. Calculate the acceleration of each cart Calculate the

*asked on October 21, 2014* -
## college math

the perimeter of a rectangular traffic sign is 120 inches Also, its length is 6 inches longer than its width

*asked on April 13, 2013* -
## chemistry

given the reaction 4NH3 + 3O2 =2N2 + 6H20 how many moles of N2 would form if 2.77 moles of NH3 reacted completely?

*asked on April 3, 2011* -
## Finite math

Consider the supply equation p=2x+10, where x is the quantity supplied in units of 1,000 and p is the unit price in dollars. Determine the number of units of the commodity the supplier will make available in the market at the given unit price. p=18

*asked on November 11, 2018* -
## Chemistry

Calculate the solubility of Ag2CrO4 in a) 0.05M KClO4 b) 0.005M AgNO3 a) I have figured out: Ag2CrO4=2Ag- + CrO42- Ksp=1.12*10^-12. Ksp=[2Ag]^2*[CrO4] Ksp=(2x)^2(x) = 1.12*10^-12=4x^3= x=2.65*10^-5 (?) b)Ag2CrO4=2Ag- + CrO42- Ksp=1.12*10^-12.

*asked on April 6, 2015* -
## Geometry

The measures of the angles in a triangle are in the extended ratio 3:4:5. Find the measures of the angles. show work x = m∠1 = ° m∠2 = ° m∠3 = °

*asked on February 1, 2016* -
## government

Approximately _____ of the country's adult population has internet access. a. one-third b. two-thirds c. one-quarter d. three-quarters I am guessing d. the others seem to low. The book states that the number of U.S. internet users hit 194 million in 2008

*asked on April 9, 2015* -
## grammar

Though no vote ____taken, each delegate and alternate _____there. a.was, was b.was, were c.were, was d.were, were I chose a, because I think that each before delegate makes it singular. But I also think that and between delegate and alternate might mean it

*asked on April 7, 2015* -
## Orgo

Assume that during an extraction experiment you have lost track of which layer is the aqueous layer. How could you determine which layer is which by the use of a simple test?

*asked on October 5, 2009* -
## Accounting

A business pays weekly salaries of $20,000 on Friday for a five-day week ending on that day. The adjusting entry necessary at the end of the fiscal period ending on Thursday is: debit Salaries Payable, $16,000; credit Cash, $16,000 debit Salary Expense,

*asked on November 29, 2007* -
## math

Sharon made a scale drawing of a triangular park. The coordinates for the vertices of the park are: (– 10, 5) (15, 5) (10, 12) Her scale is 1 unit = 1 meter. What is the area of the triangular park in square meters?

*asked on June 13, 2015* -
## bio please help Ms sue

DNA is copied by an enzyme called DNA (A) __________, and the process of copying DNA is called (B) __________. The two new double-stranded DNA molecules have one strand from the original DNA molecule and one strand from the freshly assembled strand of

*asked on May 26, 2014* -
## Math

Find 3 coordinates on the circle when the center of the circle is (4, -3) and the radius is 5 Help me!!! Thank you :)

*asked on May 13, 2010* -
## English

using the answer line provided, complete each item below with the correct word from the box.use each word once. commemorate consensus diligent empathy transcend complacent deplete menial niche waive 1. the old man decided to _________ any claim he had to

*asked on April 25, 2019* -
## Math

A decorative pottery bowl with a diameter of 30 cm is used as a garden ornament . A rain shower fills it with water to a maximum depth of 7 cm. The bowl is slowly tipped to remove the water. What angle will the rim of the bowl make with the horizontal when

*asked on November 24, 2016* -
## Math

Write a two column proof. Given: 7y = 8x - 14; y = 6 Prove: x = 7

*asked on September 29, 2014* -
## math

The Canadian $2 coin has a copper centre surrounded by a ring of nickel. The diameter of the coin is 2.8 cm. The area of the copper centre is 2.0 cm2. What is the area of the nickel ring?

*asked on November 25, 2013* -
## Math 6 help ??????

teacher brings 3 gallons of juice on a field trip. There are 36 students on the trip. a. How many fluid ounces of juice does the teacher bring? Show your work. b. Does the teacher have enough juice to give each student a 12-fluid ounce glass of juice?

*asked on January 27, 2013* -
## math

Use long division to find the quotient below. Enter your answer as a polynomial in descending order, using the caret ( ^ ) for exponents; for example, enter x2 as x^2.(x2 + 10x + 21) (x + 3)

*asked on May 10, 2012* -
## PLEASE HELP Chem

Please tell me if these are right. 1.According to Le Chatelier’s principle, what is the effect on the products when N2 is added to the equilibrium mixture of each of the following reactions? a. 2NH3(g) < = > 3H2(g) + N2(g) B. N2(g) + O2(g) 2NO(g) C.

*asked on December 7, 2010* -
## Chemistry

I am supposed to create a "possible" mechanism for the reaction 2A + B --> 2C when the rate law is Rate=k[A][B]^2. This mechanism can include any letters (but must obviously include As, Bs, and Cs). Preferably it should be 3 or more steps including at one

*asked on March 3, 2008* -
## accounting

XYZ's receivables turnover is 10x. The accounts receivable at year-end are $600,000. The average collection period is 90 days (3 months). What was the sales figure for the year? A) $60,000 B) $6,000,000 C) $24,000,000 D) none of the above

*asked on July 13, 2008* -
## Math

if someone rolls a cube 60 times how many times would it take them to roll a number less than 3?

*asked on February 10, 2021* -
## algebra

Gary Glaze requires 25 hours to put a new roof on a house. His apprentice, Anna Gandy, can reroof the house by herself in 32 hours. After working alone on a roof for 20 hours, Gary leaves for another job. Anna takes over and completes the job. How

*asked on October 26, 2019* -
## Language Arts

1. Why does Scrooge object people enjoying Christmas? A. he is sad at Christmas because Marley died on Christmas Eve B. He actually likes Christmas and only pretends to dislike it. C. He believes poor people should be unhappy, even at Christmas. D. He

*asked on March 18, 2016* -
## Geometry

The ratio of the side lengths of a quadrilateral is 2:4:5:7 and its perimeter is 36 meters. Determine the length of each side. x = a = b = c = d = Show work

*asked on February 1, 2016* -
## Math

Write a paragraph proof of this theorem: In a plane, if two lines are perpendicular to the same line, then they are parallel to each other

*asked on October 14, 2014* -
## statistics

A standardized third grade reading test, called the We Can Read Test, has a mean of 50 with a standard deviation of 10. A developmental psychologist conducts a study, where he assesses the reading ability of a random sample of 75 third graders using the We

*asked on April 16, 2014* -
## Chemistry

How do I calculate the amount of grams of Na2HPO4 and NaH2PO4 to prepare 200 mL of a buffer with an 8.25 pH so the sum of the concentrations of HPO4 and H2PO4 ions is 0.5 M? Does this involve writing a Ka expression and equilibrium? I am confused and

*asked on March 11, 2012* -
## Math

Ok so you're supposed to solve the system by method of substitution. And the problem is: -2/3x + y = 2 2x - 3y = 6 So i put y= 2/3x into the second equation which looks like: 2x - 3(2/3x + 2) = 6 and then 2x-2x-6=6 So like everything cancels out? So then

*asked on February 15, 2012* -
## Media Influences on American Culture

Take the role of Director of marketing for WhizBang Games as it evaluates various forms of Social media in helping to create a "buzz" around the latest game, Master Dynasty; a social game

*asked on July 4, 2011* -
## Chemistry

This is a lab I have, but have no clue what to do. Please do out the steps so i can understand. Reactions and Data: NaOH(s)--> Na1+(aq)+ OH1-(aq) (Heat of solution of NaOH) This reaction involves adding solid NaOH to water and watching the temperature

*asked on December 31, 2011* -
## science

when you use a graph to solve a problem about how far a car traveled during a specified time during which it was accelerating how many area calculations do you have to make? what is/ are the shape/shapes you are calculating? a. one area calculation, a

*asked on May 12, 2010* -
## Math

Write a brief scenario that can modeled with a linear equation. AND Summarize a situation modeled by a quadratic equation. I am completly lost with these two questions. I understand the difference between these two functins but don't know how to come up

*asked on April 8, 2010* -
## Chemistry

What is the theoretical yield of p-bromotoluene (C7H7Br) from reacting 1.5 grams of toluene (C7H8) with an excess of bromine and an iron catalyst? Please help

*asked on August 30, 2009* -
## Chemistry

Is this equation correct? 8Fe + S8 --> 8FeS

*asked on February 26, 2009* -
## Problem Solving

Lindsey has 75% as her final grade, but after she writes her exam she gets 85%. If her exam is worth 7.5%, what is her final grade.

*asked on June 14, 2008* -
## Physics

170 students in a lecture hall can scream at 115 dB. Thus, we should expect that: A. an average student can do 0.68 dB by him or herself. B.340 average students can do 125 dB. C.340 average students can do 230 dB. D.1700 average students can do 125 dB.

*asked on May 7, 2008* -
## finite

A 4-digit number is selected from the numbers {1,2,3,4,5,6} where the digits are selected without replacement. How many 4-digit numbers can be selected that are greater than 3000? How many even 4-digit numbers can be chosen? How many 4-digit numbers can be

*asked on December 16, 2020* -
## Math

3/4 of the track team are girls. 2/5 of the girls are in 8th grade. How many girls are in 8th grade?

*asked on November 18, 2020* -
## Math

Raven found 30 coins. 1/6 were pennies, 1/5 were nickels, 1/3 were dimes and the rest were quarters. Tell how many of each coins Raven found. How did we find the answer.

*asked on February 29, 2016* -
## Geometry

In December 2004, the exchange rate of Mexican pesos to American dollars was 9.52 to 1. You paid 450 pesos for a jacket. Use the following model to find the price of the jacket in dollars. Show work

*asked on February 1, 2016* -
## Geometry

The perimeter of a triangle is 45 feet. The ratio of the width to the length is 2:3:4. Find the measure of each side. show work x = a = b = c =

*asked on February 1, 2016* -
## Check my answers for world history

Star* by my answer 7. Which of the following was not a goal of Roosevelt's Square Deal? Creation of a social security system. Ensure that goods produced by American businesses were safe for consumers.* Conservation and preservation of the environment in

*asked on January 20, 2016* -
## Science

Felipe made a toy boat out of clay, but it kept sinking in water. He changed the boat's design by making it slightly wider than before. Why did Felipe's newly designed boat float on water? A. He decreased the density by increasing the volume. B. He

*asked on October 28, 2015* -
## Social Studies

Which of the following groups of Indians refused to cede land to Georgia in the 1783 Treaty of Augusta?(1 Point) A. Cherokee B. Sioux C. Lower Creek D. Upper Creek

*asked on October 23, 2015* -
## Chemistry

The soda was found to have a sugar concentration of 9.6% (wt./vol.). How many teaspoons of sugar are in a can of soda? (One can is 12fl.oz or 355mL) (1 teaspoon is approx. 4g)

*asked on April 27, 2015* -
## college math

Write each ratio or rate as a fraction in simplest form. l 1/2 to 3/4 That's One and one half to three fourths I think the answer is 2/1

*asked on April 23, 2015* -
## College math

Perform the indicated operations. Round division answers to the nearest thousandth if necessary. I have the answer 8.3, did not think you needed to round the thousandth.

*asked on April 23, 2015* -
## government

There are up to _______ judges on an appeals court, only ______ usually hear each case. a. 12;5 b. 12;3 c. 15;5 d. 15;3 I chose d. The book states that, that the United states is divided into 13 courts of appeals. There are 12 geographic circuits, and 1

*asked on April 9, 2015* -
## English

What do these archetypes represent in our society? Hero Villain Mentors Rebel Faithful companion

*asked on January 10, 2015* -
## government

A shift towaard cooperative federalism was evidenced by President Obama's support of the stimulus bill that included temporary_______funding for_______functions such as education and public safety. A.federal;state B.state;state C.state;federal

*asked on January 6, 2015* -
## Phsyics

how fast will a sled go on a 30 degree snow covered hill? how fast will a sled go steep 60 degree angle? how fast would a sled go on a 40 degree angle?

*asked on January 6, 2015* -
## physics

Two toy ducks attached to each other by a string, are being pulled by a child. The front duck is m1= 5.0 kg and the back duck is m2= 2.0 kg. The happy guy pulls them with a force of 10 N and friction exists. The toys are moving with constant velocity. A)

*asked on October 22, 2014* -
## bio

The probability that their baby will be a carrier of the gene for PKU is (A) ___3/4_______. The probability that their baby will be affected by PKU is (B) __________. If both genotypes were Pp, the probability that their baby would be affected by PKU would

*asked on May 30, 2014* -
## biology plz help

Holly knows from talking with Renee that genes control traits and are determined by the sequence of nucleotides. When that sequence of nucleotides is altered for some reason during DNA replication, it can lead to the gene being expressed in a different way

*asked on May 27, 2014* -
## please help

As you exercise, bones become __________ dense. This is because the process of bone remodeling allows __________ to deposit calcium into your bones, making them stronger with regular exercise. Less, osteoclasts Less, osteoblasts More, osteoblasts More,

*asked on May 25, 2014* -
## please help

A skeletal disorder referred to as a __________ occurs when two bones at a joint are no longer in contact with each other

*asked on May 25, 2014* -
## Geometry

What is the area of an equilateral triangle with sides of 10 inches and height of 7 inches? Can you please check my answer and my reasoning? A. 44 sq. in. B. 20 sq. in. C. 70 sq. in. D. 35 sq. in. I picked D, because I took 10x7=70and divided that by 2,

*asked on February 12, 2014* -
## Math grade 8

Karim is painting a design on a cylindrical barrel. The height of the barrel is 1.2 m. The radius of its base is 0.3 m. What area will the paint have to cover? (Remember to include the bottom and lid of the barrel.)

*asked on December 1, 2013* -
## algebra

Archers need to use arrows that do not bend easily. Th e table shows how the weight of an arrow affects its spine, or the distance the center of the arrow bends when a certain constant weight is attached. Graph the data in the table to find a linear and a

*asked on November 5, 2013* -
## Statistics

A batch consists of 20 bad apples and 80 good ones. What is the probability of selecting 2 good apples when two are randomly selected if the first selection is replaced before the second is made?

*asked on July 15, 2013* -
## statistics

Steven collected data from 20 college students on their emotional responses to classical music. Students listened to two 30-second segments from “The Collection from the Best of Classical Music.” After listening to a segment, the students rated it on a

*asked on July 9, 2013* -
## HEALTH

The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________. A. First set a time goal and then calculate how rigorous the steps need to be each day to reach your goal B. First calculate how many steps are needed

*asked on April 17, 2013* -
## college math

5u+2v=-15 3u+v=-8 Im not sure how to do this problem

*asked on April 14, 2013* -
## car!

Which one of these statements is true about a "bumper-to-bumper" warranty. A. Normal wear and tear is NOT covered by the warranty. B. All expenses except gasoline and routine oil changes are covered by the warranty. C. Every part and system is covered

*asked on April 12, 2013* -
## tudor

a number that is between 100 and less then 200 and the number is 19 times larger than its sum

*asked on February 10, 2013* -
## math

I don't understand how to do my math homework. 7 over 6. (-18 over 35)

*asked on December 13, 2012* -
## Physics

A man jumps straight up at 5m/s. a. Determine the time the man is in the air. b. Determine the maximum height the man would reach. c. As he jumps, a jerk pushes him in the back, giving him a velocity of 12m/s. determine the range of the man. d. Solve for

*asked on November 19, 2012* -
## pattern help please??

write the next three terms and write a rule to describe the number pattern. .57, 0.66, 0.75, .084, ...

*asked on November 8, 2012* -
## englsih writing tips

So I really want my writing to improve. My teacher is extremely critical on people's writing. I know this is to help us but I feel incredibly stupid when she covers my paper with harsh comments. I just want her to like something in my writing. I feel like

*asked on October 31, 2012* -
## Physics

Sorry I am completly lost on this one and it is my last homework problem. Due in a couple of hours if someone could help. I would greatly appreciate it. A block is placed on an inclined plane. The acceleration of gravity is 9.8 m/s^2. What force is

*asked on September 26, 2012* -
## Adams

Sorry I am completly lost on this one and it is my last homework problem. Due in a couple of hours if someone could help. I would greatly appreciate it. A block is placed on an inclined plane. The acceleration of gravity is 9.8 m/s^2. What force is

*asked on September 26, 2012* -
## physics

It takes you 8.2 min to walk with an average velocity of 1.3 m/s to the north from the bus stop to the museum entrance. How far did you walk?

*asked on September 2, 2012* -
## Chem

What is the hydroxide ion concentration of a solution prepared by dissolving 0.488 g of Mg(OH)2 in 236 mL of water? How do I solve this???

*asked on July 25, 2012* -
## Healthcare Legal Concepts

Explain the role that a health information technician may play in the judicial process. I am not asking for the answers but a good place to look

*asked on May 29, 2012* -
## Chemistry

Name and describe two colligative properties that are affected by solute concentration, then list whyone would be affected in that manner. So this is what i put for my answer Lowers freezing point: Each additional level of molal concentration lowers the

*asked on May 26, 2012* -
## chemistry

How many grams of water are required to dissolve 27.8g of NH4(NO3)(MM=80.05 g/mol)to make a 0.500M solution?

*asked on March 4, 2012* -
## Chemistry

If 25 grams of CoCl2•H2O,2 being the subscript of cl and the h, was heated to constant weight. What mass of anhydrous salt would remain?

*asked on February 14, 2012* -
## Chemistry

For the following reaction: 6ClO2 (g) + 3H2O (l) = 5HClO3 (l) + HCl (g) If a chemist wants to make 55.0 g of HCl, how much ClO2 is needed?

*asked on November 14, 2011* -
## Chemistry

For the following reaction: Al2(SO4)3 + 6NaOH = 2Al(OH)3 + 3Na2SO4 How many moles of Na2SO4 can be made with 3.2 moles of NaOH and excess Al2(SO4)3?

*asked on November 14, 2011* -
## Chemistry

In the reaction between aluminum and hydrochloric acid, how many moles of hydrogen gas would be liberated when 3.612E-2 grams of aluminum are treated with excess hydrochloric acid? Moles of hydrogen gas liberated = mol The atmospheric pressure was measured

*asked on November 5, 2011* -
## Chemistry

In the reaction between aluminum and hydrochloric acid, how many moles of hydrogen gas would be liberated when 3.612E-2 grams of aluminum are treated with excess hydrochloric acid? Moles of hydrogen gas liberated = mol The atmospheric pressure was measured

*asked on November 4, 2011* -
## Chemistry

In one experiment, the mass of water is 92.6 grams, the initial temperature of the water is 67.6oC, the mass of liquid nitrogen added to the water is 61.4 grams, and the final temperature of the water, after the liquid nitrogen has vaporized, is 35.6oC.

*asked on October 13, 2011* -
## Chemistry

Ethanol (C2H5OH) boils at a temperature of 78.3oC. What amount of energy, in joules, is necessary to heat to boiling and then completely vaporize a 13.1 g sample of ethanol initially at a temperature of 11.1oC. The specific heat of ethanol is approximately

*asked on October 6, 2011* -
## composition and communication 1

Indiviuals can be denied credit for a number of reasons, Individuals who are near limit on existing cards, have to much outstandind debt or too many accounts overall, have a history of a late payments, charge off or bankruptucy are likely to be denied

*asked on June 26, 2011* -
## Pre Algebra

I am doing an ice cream cone project for math on cones and had to figure out the surface area for them, but there is a question that is "how to the surface and lateral area of each relate?" my teacher said you will see a pattern but i dont. i.e. sa=

*asked on May 10, 2011* -
## math

Gillen has 30 vehicles, some are bicylces and some are cars. These vehicles have a total of 88 wheels. How many bicycles would there be?

*asked on April 25, 2011*