Friday
March 24, 2017

Post a New Question

Posts by CHRIS

Total # Posts: 2,692

Physics
Physics lab need help with sources of error. In our lab, we had to use carbon tape and a spark timer to find out the maximum velocity and maximum acceleration of a high school student. I'm having a hard time to find sources of errors. Any ideas or insights would be really ...
March 16, 2017

History
Thanks anonymous!! I got 100%
March 14, 2017

Math
To find the difference of 7 - 3 5/12 how do you rename the 7?
March 2, 2017

Math check
Soooo am I correct?
March 2, 2017

Math check
Oh Thanks :-)
March 2, 2017

Math check
What is 6 5/6 - 5 1/2 This is my answer:1 2/6 or simple form: 1 1/6
March 2, 2017

Math
Just kidding yes you can :-))))
March 1, 2017

Math
For Ms.Sue: no
March 1, 2017

Math
Why is it necessary to rename 4 1/4 if you subtract 3/4 from it
March 1, 2017

Science
What do we mean when we say, "The speed of the car is 90 km/h."?
February 28, 2017

Math
On a centimter dot grid, draw all pissible rectangles with area of 12 sq cm and sides whose length s are whole centimeters. Label the lengths of two adjacent sides of each rectangle.
February 9, 2017

Physics
3 identical point charges Q are placed at the vertices of equilateral triangle (length of each side is equal to 2m) if Q=60uC, what is the magnitude of Electrostatic force on any one of the charges.
February 8, 2017

math
Laura inherits $30,000 and decides to invest part of it in an education account for her daughter and the rest in a 10-year CD. If the amount she puts in the education account is $5,000 more than twice the amount she puts in the CD, how much money does Laura invest in each ...
February 5, 2017

English
I was in your place couple days ago. It is a pity that I have just noticed your question. And I want to tell you for sure where you should go and order the paper there. Please, google Prime writing service and get the help there
February 1, 2017

6 th grade
Bill's average score for 10 test was 88. If his lowest score, 70, is not counted, what was his average for the remaining test?
February 1, 2017

Maths
Breed of 580 mils per hour drive from 21 1/2 hours
January 27, 2017

science
Conversion of energy from one form to another usually releases what
January 25, 2017

riddle
has many answers,but ithink the best is love coz it old and new at the same time it size can not be measured,to know whether it small or big.the next is how our eyes tricks our mind.
January 17, 2017

Math
If the 15th and 16th term of an arithmetic sequence are 99 and 92 respectively then the 5th term is? Studying for math final and I cannot figure this out
January 16, 2017

math
If Larry worked 411/2 hours this week and spent 1/3 of his time hauling material, how much actual time did Larry spend hauling
December 29, 2016

Bio
if you knew makeup of a specific proteins in a cell , how would you determine the particular dna code that coded for them
December 20, 2016

Criminal Justice CRJ 220
What is an example of thinking in an exclusive way, which may inhibit the process of intellectual growth and moral development?
December 16, 2016

Algebra II
Bill's Sporting Goods makes baseballs and softballs. In a given week they can manufacture no more than 70 balls. When setting equipment, they have to make at least 20 baseballs and at least 10 softballs. They make 6$ for each softball sold and 5$ for each baseball sold. ...
December 13, 2016

Algebra
Can you please help me with this problem: The x-intercept of a line has a value of -7/6 and a y-intercept of 7. Another line has a slope that is twice the slope of the first line an a y-intercept that is 15 more than the first lines' y-intercept. What is the product of the...
December 10, 2016

Statistics (Math 210)
Hi there, I am doing my statistics homework and am having trouble with a few problems. I sincerely appreciate any help I receive! :) According to a local chamber of commerce, in 1993, 5.9% of local area residents owned more than five cars. A local car dealer claims that the ...
December 4, 2016

Statistics (Math 210)
Hi there, I am doing my statistics homework and am having trouble with a few problems. I sincerely appreciate any help I receive! :) A manufacturer claims the standard deviation of salt in their meat is .5. An SRS of 18 samples shows the standard deviation (s)= .62 (alpha = ....
December 4, 2016

Statistics (Math 210)
Hi there, I am doing my statistics homework and am having trouble with a few problems. I sincerely appreciate any help I receive! :) A manufacturer claims that the mean lifetime of its lithium batteries if 1200 hours. A homeowner selects 25 of there batteries and finds the ...
December 4, 2016

Math
Two debts ---- the first of $800 due six months ago and the second of $1400 borrowed one year ago for a term of three years at 6.5% compounded annually ---- are to be replaced by a single payment one year from now. Determine the size of the replacement payment if interest is 7...
December 3, 2016

Math
The sum of 24 and Vanessa's age is 40
November 22, 2016

Stats
4 teachers selected from 13 parents and 5 teachers
November 21, 2016

Arithmetic
If pencils are bought at 70 cents per dozen and sold at 3 for 20 cents, the total profit on 6 dozen is?
November 16, 2016

Arithmetic
a folding chair regularly sells for $29.50. how much money is saved if the chair is bought at a 20% discount?
November 15, 2016

science
a bullet is shot from a springfield rifle with a speed of 3,015 ft/s. assuming the bullet moved at a constant velocity, what is the time required for the bullet to strike a target 4,146 meters away
November 9, 2016

Marh
What is 3 pints to 15 pints?
November 9, 2016

MATH
An inch on a map represents 200 miles. On the same map, a distance of 375 miles is represented by? A. 1 1/2 inches B. 1 7/8 inches C. 2 1/4 inches D. 2 3/4 inches Thank you for your help.
November 9, 2016

Arithmetic
a boy sold $88.50 worth of stationery. If he received a 33 1/3% commission, what was the amount of his commission?
November 7, 2016

arithmetic
on a certain day, the temperature range from -2f to 10f. what is the difference between the high and low temperatures for that day?
November 7, 2016

Statistics
"Suppose two independent samples have been collected.Based on a sample of 26 from the first population, you observe 14 successes. The second sample of size 26 had 17 successes. What is the critical value for a 85% confidence interval that compares these two population ...
November 5, 2016

Arithmetic
A man paid $42.30 for gasoline in may, $38.60 in June, and $43 in July. What was the average monthly cost for gasoline?
November 5, 2016

Arithmetic
A man owned 75 shares of stock worth $50 each. The corporation declared a dividend of 8 percent payable in stock. How many shares did he then own? 81 shares but how?
November 5, 2016

Math
Six gross of special drawing pencils were purchased for use in a department. If the pencils were used at the rate of 24 a week, the maximum number of weeks that the 6 gross of pencils would last is?
November 5, 2016

math
A dealer bought some bicycles for $4,000. He sold them $6,200, making $50 on each bicycle. How many bicycles were here?
November 5, 2016

math
A man owned 75 shares of stock worth $50 each. The corporation declared a dividend of 8%, payable stock. how many shares did he then own?
November 5, 2016

brain drain
grey hair
November 4, 2016

math
Thank you So much. The answers given are A - 81 shares B - 90 shares C - 91 shares D - 95 shares should i round it off to 81? thanks for help on this.
November 2, 2016

math
A man owned 75 shares of stock worth $50 each. The corporation declared a dividend of 8%, payable stock. how many shares did he then own?
November 2, 2016

science
kinsey leaves her house to exercise and run straight down a long street for 5.00 meters at a constant rate of 3m/s then turns and run back toward her house for 2 meters what is her average speed in m/s what is her displacement what is her average velocity in m/s
November 1, 2016

electric heating appliance and fan
bus bars are used in an electric iron as
October 28, 2016

motor driven small appliance
vacuum strength is rated in terms of
October 26, 2016

cooking appliance
a digital clock on small cooking appliance keeps time by
October 26, 2016

Spanish
Instructions: Modifique el párrafo por cambiar las palabras entre comillas al tiempo FUTURO. Modelo: Mi familia ‘va a visitar’ a nuestros abuelos este verano. Mi familia visitará a nuestros abuelos este verano. Este año ‘vamos a hacer’ ...
October 26, 2016

cooking appliance
the time required for resin cement to set is about
October 26, 2016

cooking appliance
the time required for epoxy resin cement to set is about
October 26, 2016

Physics
What the hell are u teaching people!!! :)
October 26, 2016

Algebra Two
David’s monthly salary is $2500 plus 6% commission on his sales. What must be the amount of his sales for him to earn at least $3,100 each month?
October 25, 2016

English Writing
The explain in one paragraph for each website why you think the website is good for academic work. Structure: Topic sentence 2-3 reasons why it is good or bad, or a little of both. Concluding sentence. Make sure to use the evaluative word "because" in your writing. ...
October 23, 2016

Math Homework
The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012. Year Deaths 2000 231 2001 21,357 2002 11,685 2003 33,819 2004 228,802 2005 88,003 2006 6,605 2007 712 2008 88,011 2009 1,790 2010 320,120 2011 21,853 2012 ...
October 22, 2016

math
-23 1/3
October 22, 2016

Math, Functions
Thanks for answers!!
October 22, 2016

Math, Functions
It isn't t=3 ..?
October 22, 2016

Math, Functions
If g(t)= 1/t-2-1, how to solve g(t)=0 ...? Please teach me..!
October 22, 2016

Math
This is a Bennett diagram question. If 24 students take music, calculate the number of students who take music and drama and also calculate the number for drama only If 3x + x +7 + x
October 20, 2016

Chemistry
What mass of calcium citrate, Ca3(C6 H5 O7)2, would a tablet manufacturer need to use to provide the same amount of Ca that you found in your tablet? (show calculations) The mass of Calcium for the experiment was .7374g We assumed that any solid that formed when Na2CO3 was ...
October 17, 2016

Math
What is the value of -3 + 4.5 - (-1.2)?
October 17, 2016

Math Functions
Hello. Could you please help with my math homework...? An online bookseller gives the following information for their shipping information: "The shipping and handing charge per order is $4, plus $1.50 per book." Let x = the number of books that someone orders. Let S(...
October 17, 2016

chem
For the reaction 2 N2(g) + 3 H2(g) → 2 NH3(g) which of the following can be determined using only the coefficients of the balanced chemical equation? the number of moles of NH3 obtained if 4.2 mol of N2 react completely to form NH3 the weight of NH3 obtained if 4.2 mol ...
October 16, 2016

chem
Using the balalnced chemical equation, how many grams of MgO are produced when 31.0 grams of O2 react completely with Mg? 2 Mg + O2 → 2 MgO Molar Mass Mg = 24.3 g/mol O2 = 32.0 g/mol MgO = 40.3 g/mol 55.7 78.1 89.1 111.3
October 16, 2016

chem
Using the balanced chemical equation, the number of moles of oxygen gas needed to react with 2.5 moles of Mg is __________. 2 Mg + O2 → 2 MgO
October 16, 2016

Social Studies
I have to search and compare these civilization... ・pre 20th century Japan ・Incan It's my Social Studies project😲💦 Would you recommend me some good websites in English?
October 16, 2016

Science, Nature Sciencence, Nature Sciencence
What type of evidence do scientists have that helps them to know what life was like in the past?
October 15, 2016

Spanish
Wow! Thank you very much Sra. that helped me a lot and I will learn from it so I can improve in the future.
October 11, 2016

Spanish
SraJMcGin can you please help me? Modifique el texto por cambiar los verbos italizados de lo familiar (informal) a lo formal Prepara (1) prepare para salir de viaje el lunes por la mañana. Para ello, haz (2) haga las maletas, sal (3) salga de la habitación y m&...
October 11, 2016

Spanish
Hello, I have corrected the issue and reposted it. Sorry about that.
October 11, 2016

Spanish
SraJMcGin can you please help me? Modifique el texto por cambiar los verbos italizados de lo familiar (informal) a lo formal Prepara (1) _____ para salir de viaje el lunes por la mañana. Para ello, haz (2) ______ las maletas, sal (3) _____ de la habitación y m&...
October 11, 2016

Earth science
If the volume in a graduated cylinder is raised from 50ml to 51 ml, what is the objects volume?
October 9, 2016

Statistics
A = 3000(1+((.03)/12))^(12)(9) Just plug that into a calculator
October 9, 2016

Calculus I
You are watching the Chicago marathon from your friend's apartment, 100 feet above the street. A runner passes the building at 11 feet/sec. Let d denote the distance between the base of the building and the runner, and let h denote the distance between you and the runner. ...
October 9, 2016

Math
A​ one-product company finds that its​ profit, P, in millions of​ dollars, is given by the following equation where a is the amount spent on​ advertising, in millions of​ dollars, and p is the price charged per item of the​ product, in ...
October 9, 2016

statistics
A STAT 200 instructor is interested in whether there is any variation in the final exam grades between her two classes Data collected from the two classes are as follows: Her null hypothesis and alternative hypothesis are: (a) Determine the test statistic. Show all work; ...
October 7, 2016

Math
I did binomcdf(22,.25,6) in my calculator. n=22, p=.25, x=6 Is this the correct process?
September 18, 2016

Math
Suppose a fair four-sided die is tossed 22 times. What is the probability of getting at most 6 fours?
September 18, 2016

Chemistry
If you had dehydrated 1.00g of the hydrate CaCl2 ∙6H2O how many grams of anhydrous CaCl2 would you expect to be produced? Show calculations. I really am having a hard time with this question. I don't know where to start and how to perform it.
September 18, 2016

stats
Find the​ z-scores for which 92 ​% of the​ distribution's area lies between minus z and z.
September 18, 2016

Math
I have a bag with 2 different kinds of objects: 17 cubes, 19 spheres. If I randomly pick from the bag 5 of these objects without return any of it, what is the probability of getting at least 1 of each kind?
September 11, 2016

Pre-Calculus
The minute hand of a clock is 3 inches long. How far does the tip of the minute hand move in 5 minutes? If necessary, round the answer to two decimal places.
September 10, 2016

geography
liberty
September 8, 2016

Math Precal
An airplane has an airspeed of 650 km/h bearing 15 degrees north of west. The wind velocity of is 19 km/h in the direction of 30 degrees east of south. Find the resultant vector representing the path of the plane relative to the ground. What is the ground speed of the plane? ...
September 6, 2016

math
thank you got the answers correct
August 29, 2016

math
I need help figuring the grade for two students I keep getting a big number. *Note Final can replace a low exam grade 𝐺𝑅𝐴𝐷𝐸 = .15 ∗ (𝐷𝑎𝑖𝑙𝑦 𝑎𝑣𝑔) + .65 ∗ (𝐸...
August 29, 2016

Bus. QA Compliance
Need assistance with a project summarizing and analyzing a quality assurance program for a financial services company
August 16, 2016

biology
biology
August 7, 2016

Science
What does sc mean on all jewlry items
August 6, 2016

Math
What does sc mean on all jewlry items
August 6, 2016

Math
On Feb. 27th, 2010, an earthquake of magnitude 8.8 occurred off the coast of Chile lasting up to 3 minutes. Five months later, a 2nd earthquake occurred with magnitude of 5.3. How much more intense was the first earthquake compared to the 2nd earthquake?
July 14, 2016

Chemistry
Equation of Mg(OH)2 (aq) + KOH (aq) gives you what ?
July 11, 2016

math
the building supply store sells one liter bottles of water for $1.09 approximately how many 8 ounce servings of water in 1 liter
July 11, 2016

chemistry
What is the difference between the acid and base notation of a hydroxide? Give an example of the same molecular formula written in acid and base notation.
July 6, 2016

financial management
Angela Anderson is employed as a Tax Manager by Super Cell Phone Service, Inc. She earns $135,000 per year in this role, supervising a department of five Tax Accountants. Calculate the Medicare taxes that will be withheld from Angela’s annual salary assuming a tax rate of...
June 12, 2016

English
People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear evidence of his most recent meal. And his most frequently uttered expression, “Waaaal, I just don’t know,” can make ...
May 24, 2016

Math
suppose that when your friend was born your friends parents deposited $4000 in an account paying 4.1% interest compounded quarterly. what will the account balance be after 15 years?
May 22, 2016

  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. Next>>

Post a New Question