Posts by Cynthia
Total # Posts: 581
A variable force of 7xâ2 pounds moves an object along a straight line when it is x feet from the origin. Calculate the work done in moving the object from x = 1 ft to x = 19 ft. (Round your answer to two decimal places.)
March 15, 2017
A variable force of 7x?2 pounds moves an object along a straight line when it is x feet from the origin. Calculate the work done in moving the object from x = 1 ft to x = 19 ft. (Round your answer to two decimal places.)
March 14, 2017
Language arts Participial Phrase
Well a Participial phrase is a phrase made up of a participle with its modifiers, such as adverbs, and objects or complements. So I think the answer is annex?
April 25, 2016
Science HELP PLEASE!!!
I cant get this stupid question, this is disgusting and I just want to get this over with. What the word for when blood rushes towards your penis and gets bigger. A. Erection B. Sperm C. Vagina D. Puberty
April 18, 2016
A homogeneous disk of mass m and of radius r free to rotate without friction about its horizontal axis, is used used as a pulley. An extensible string of negligible mass is wound around this pulley and a mass M is connected to its free end. When the system is released the ...
February 9, 2016
chemistry help plz
A potassium permanganate solution containing 1.58g of KMnO4 per liter is added into 5 ml of an acidified iron (||) sulfate solution. Decolorizing of KMnO4 solution has been added .Calculate the mass of FeSo4.7H2O which has been dissolved in one liter of solution.
January 17, 2016
I don't have a close about this question !!!!!!!! It takes you 3 hours to drive to a concert 135 miles away. You drive 55 miles per hour on highways and 40 miles per hour on the rest of the roads. How many miles do you drive on highways? The rest of the road?
January 3, 2016
You have a boat that is capable of moving at 10.4 m/s through still water. You wish to cross a river that flows due west at 2.8 m/s. At what numerical compass heading must you pilot your boat so that you will reach a destination that is due south of your current position?
December 11, 2015
think tac toe 2 adding and subracting decimals 2.
Tim tracked the change in outside temperature one afternoon. He record a temperature of 98.3 degrees at noon. Bathe temperature then rose 5.32 degrees f over the next four hours at 5:00 pm. Tim recorded a temperature change of 108.57 degrees F, How did the temperature change ...
November 27, 2015
(For this, i know the equation for constant of variation is y=kx, but i just forgot how to solve it)For the eqaution -4y=8x, what is the constant of variation? A. -4 B. -2 C. 1 D. 2
November 10, 2015
A 1-m-tall barrel is closed on top except for a thin pipe extending 6.0 m up from the top. When the barrel is filled with water up to the base of the pipe (1 m deep) the water pressure on the bottom of the barrel is 10 kPa. What is the pressure on the bottom when water is ...
November 6, 2015
1. Given the line with the equation : a) Find at least three ordered pairs that satisfy the equation. b) Find the slope of the line. c) Graph the line 2. Given the line with equation : a) Write the equation in slope-intercept form. b) State the slope of the line. c) State the ...
October 25, 2015
What is the principle part of the italicized verb in this sentence (suppressed) from "The Story-Teller"? The aunt suppresed a gasp of admiration. A. Present B. Present participle C. Past D. Past participle I think it's D.....But im lost on the meanings of them ...
September 15, 2015
How many grams of gasoline would you need to burn if you started with a 275 gram piece of ice that started at -25 OC and by the end of the experiment had 100 grams of steam and the rest liquid water?
July 21, 2015
Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey.results of the survey indicated that 8 students own a cat, 15 students own a dog and five students owned neither a cat or a dog. how many of the students surveyed owned neither a cat nor a ...
March 13, 2015
I thought about not making sure you are bind to a contract. multiplying $28.00 by .30 will give you the total cost. Than do the same with the others to come up with your answer. If someone else has a better way to find the answer, please let them know.
March 8, 2015
bobs monthly phone bill is made up of a 10.00 fee plus $0.05 per min.bobs phone bill for july was 22.00 write an equation to model the situation using m to represent the number of min. solve the bequation to determine the number of phone mins.bob used in july
March 3, 2015
Question 17 of 20 5.0 Points A possible explanation for a child who lacks practice in auditory analysis and reasoning skills is: A. that both parents are working. B. the passive lifestyle of watching TV. C. a learning disability. D. a lack of good nutrition and overall health.
February 19, 2015
Small group discussions with preschoolers enables them to: A. find out if they are superior. B. learn to argue. C. outsmart the others and gain teacher attention. D. compare their ideas with peer ideas.
February 19, 2015
A null hypothesis that would use a t test statistical analysis. Use the same hypothetical situation taken in the t test hypothesis, and turn it into a null hypothesis using a one way ANOVA analysis and a two way ANOV.
January 20, 2015
Ben is making wooden toys for the next art and craft sale each toy cause Ben $1.80 to make. If he sells the toy for three dollars each how many will he have to sell to make a profit of exactly $36?
January 8, 2015
4.During the energy crisis of the 1970s, and again in the last 5 years, Congress bemoaned the price gouging and windfall profits of the major oil companies. In the 1970s Congress imposed an excess profits tax on these companies. It did not ...
November 5, 2014
when 2 moles of potassium chlorate crystals decompose to potassium chloride crystals and oxygen gas at a constant pressure and temperature, 78.0 kj of heat is given off. write a thermodynamic equation for this reaction.I don't know how to set up the equation i know that ...
October 16, 2014
For a motor vehicle traveling at r miles per hour, the distance d in feet required to stop is approximately d=0.05r^2 + r. If a school bus is traveling at 45 mph, how many feet, to the nearest foot would it travel?
December 14, 2013
the life spans of three randomly selected tires are 31,400 miles, 40,600 miles and 36,000 miles. Using the empirical rule, find the percentile that corresponds to each life span.
September 8, 2013
memo given in which there was no punctuation...only sentences. Please let me know if I have put the semicolon, etc in right place and if third shift should be hyphenated. Thanks!!! Our production plant has made the decision to run third shift and weekends to complete the line ...
June 21, 2013
Is this memo correct (semi-colon) in right sentence and time/date correct? Thanks! There were no punctuations at all when we were given this. We are going to make a few changes in the health plan we now offer; The Economy Plan and the Standard Planboth of these will be ...
June 21, 2013
just wanted to make sure there should be a comma between one-level and brick. Also, three and two should be spelled out. There is one home that I think would meet your needs the best. This home is located at 8 Second Avenue; it is a one-level, brick home with three bedrooms ...
June 11, 2013
8. At TelePower Plus, long-distance phone calls to China cost $0.59 for the first minute and $0.25 for each additional minute, plus an additional roaming charge of $2.50. If the total charge of a call to Beijing was $11.84, how many minutes did the call last? (Points : 2)
April 30, 2013
an attempt to minimize the problem of wage-rate compression, organizations may incorporate all of the following ideas except: Answer giving larger increases to high-performance employees. preparing high-performance employees for promotion to high- salary jobs. providing ...
March 30, 2013
statistics3. Sick-leave records obtained from a ra
3. Sick-leave records obtained from a random sample of 200 social workers showed a mean number of days sick leave equal to 25.6 last year. If the sample standard deviation is 5.1, construct a 90% confidence interval for the mean number of days sick leave for all social workers...
March 29, 2013
a person deposits five hundred dollars in a savings account that pays 5% annual interest that is compounded yearly. At the end of ten years, how much money will be in the savings account?
February 18, 2013
A study found that 81% of households in the United States have computers. Of those 81%, 92% have Internet access. Find the probability that a U.S. household selected at random has a computer and has Internet access.
February 7, 2013
A 46.6 kg crate is at rest on a level floor, and te coefficient of kinetic friction is 0.32. The acceleration of gravity is 9.8M/s^2. If the crate is pushed horizontally with a force of 201.67 N, how far does it move in 3.42s? Answer in units of m
January 22, 2013