Monday

September 1, 2014

September 1, 2014

Total # Posts: 54

**science**

three point charges are located on the positive y-axis of a coordinate system.charge q1 = -2.09 nC is 2.05 m from the origin and charge q2 = +2.70 nC is 3.25 m from the origin, and the third charge q3 = -2.56 nC is located 5.03 m on the positive y-axis.the fourth charge q4 = -...
*July 23, 2014*

**hydraulics**

If a drain pipe 18 inches in diameter is running from a surface storm drain into a body of water where the discharge is submerged will the water flow out of the submerged open end. Storm drain is approximately 6 feet above the submerged end of the pipe.
*May 6, 2014*

**Math**

A carpenter has several boards of equal length. He cuts 3/5 of each board. After cutting the boards, the carpenter notices that he has enoughpieces left over to make uo the same length as 4 of the original boards. How many boards did the carpenter start with?
*January 16, 2014*

**Algebra**

On a hot summer day, Sunny bought 18 ice creams for her team members. Some were $7 each, and the others were $10 each. If she paid $165 in total, how many $7 ice creams did she buy?
*September 22, 2013*

**Algebra**

An average American spends 30 minutes a day waiting in a line. They also drive for 5/3 hours, eat for 5 quarters of an hour, and talk on the phone for 83 minutes every day. If they spend 1/x of their lifetime on waiting in a line, driving, eating, or talking on the phone, what...
*September 22, 2013*

**grammar**

my brother played some music
*September 15, 2013*

**Math**

Write the ratio as a fraction in lowest terms of the number of residents at Adams to the number of students at Dodge. Adams=115 residents Dodge=295 residents Evans=140 residents Fisher=245 residents Brown=135 residents Carver=200 residents I have no idea on how to answer this ...
*August 30, 2013*

**College Accounting 211**

A company's predetermined overhead rate is $19.00 per direct labor hour and its direct labor wage rate is $16.00 per hour. Job A100 direct maerials cost is $280 and Direct Labor $240. 1. What is the total manufacturing cost assigned to Job A100? 2. If Job A100 consists of ...
*June 19, 2013*

**College Accounting 211**

A Corporation uses a predetermined overhead rate of $23.90 per direct labor hour. This predetermined rate was based on a cost formula that estmated $286,8000 of total manufacturing overhead for an estimated activity level of 12,000 direct labor hours. The company incurred ...
*June 19, 2013*

**math**

Solve the equation and check your solution 2/5+1/y-5=y-7/5y-25.
*June 18, 2013*

**math**

Solve the equation and check your solution 2/5+1/y-5=y-7/5y-25
*June 18, 2013*

**math**

2/5+1/y+5=y-7/5y-25
*June 18, 2013*

**science**

what is the product or reaction between H3O + AgNO3?
*May 28, 2013*

**science**

what is the product or reaction between H3O + AgNO3?
*May 28, 2013*

**Life orientation**

Name two institution or community organization that are involved in water pollution
*April 25, 2013*

**Chem**

i got s= .14 JULESGRAMDEGREECELCIUS
*March 14, 2013*

**Chem**

The amount of energy needed to heat 2.00 g mercury from 50.0°C to 85.0°C is 9.87 J. The specific heat capacity of this sample of mercury is
*March 14, 2013*

**chemistry**

What molar ratio of acetic acid to sodium acetate is required to create a buffer solution at a pH of 4.89 at 25 degree C? Ka for acetic acid is 1.8 X 10-5 A. 2.9 B.0.56 C.1.4 D.0.72 E.0.2 ( I chose this and got is wrong) I'm lost on how to do these problems, but I started ...
*March 7, 2013*

**Pre-Calculus**

Oops, typo. 10,800 = (3600p/100 - p) *** oh, and i just realized, the equation didn't show up when i asked the question. Suppose the cost C of removing p% of the impurities from the waste water in a manufacturing process is given by C(p) = (3600p/100 - p)**
*December 3, 2012*

**Pre-Calculus**

;). Thanks to anyone who tried, but i figured it out on my own. If anyone is interested in the answer.... a) p=100 b) means they can't remove 100% of the impurities. c) 18,00 = (3600p/100 - p) 10,800(100 - p) = 3600p 1,080,000 - 10,800 = 3600p 1,080,000 = 14400p p = 75 ...
*December 3, 2012*

**Pre-Calculus **

10. Suppose the cost C of removing p% of the impurities from the waste water in a manufacturing process is given by a) Where does the graph of this function have a vertical asymptote? b) What does this tell us about removing the impurities from this process? c) Removing how ...
*December 3, 2012*

**Pre-Calculus **

The median salary for male workers for the years 1975-2006 can be modeled by the function thousand dollars, where x is the number of years from 1970. Find the minimum on the graph of this function between x = 10 and x =30 and interpret it.(Use the window [10, 30] by [40, 45...
*December 3, 2012*

**chemistry**

What would the predicted TSS value of a solution be if I combined one liter of 35 mg/L solution with one liter of 114 mg/L solution? Thanks for the help.
*February 16, 2012*

**English**

#1 was melancholy and #2 was dejected. Thanks for the help :)
*January 30, 2012*

**English **

put an (*) next to the answer I chose. Not asking anyone to do my work for me; just want a double check. I'm a little unsure since I picked the same term for each answer :) Read the following sentence from "In Another Country" and choose the word below that ...
*January 30, 2012*

**English**

Whitman's poetry reflects a romantic view of nature. A.True B. False
*October 29, 2011*

**stats**

Fred rolls a die 200 times and rolls a "5" 28 times. How unusual is freds experiment? Do you believe his die is fair?... extended ... what if fred had rolled the die 200 times and came up with a "5" only 20 times?
*July 14, 2011*

**stats**

A company with a large fleet of cars hopes to keep gasoline costs down and sets a goal of attaining a fleet average of at least 26 miles per gallon. To see if the goal is being met they check the gasoline usage for 50 company trips chosen at random, finding a mean of 25.02 mpg...
*July 13, 2011*

**calculus**

You wish to get to the other side of a river that is three miles wide you are 5 miles
*April 19, 2011*

**Women's Studies**

I recently read the article Morning in America: A Letter from Feminists on the Election (2008) by the WMC and am having trouble identifying the thesis of the entire article. If anyone can help simplify the content that would help greatly. Thanks
*January 25, 2011*

**pre calculus**

t=17.3538
*December 17, 2010*

**Science**

If Earth's mass were smaller, how would Earth's gravity be affected?
*October 3, 2010*

**Science**

If an astronaut could hop 40 cm high on Jupiter, how high could he or she jump on Earth?
*October 3, 2010*

**physics**

A sign is held in position by 3 cables sign weight 215N, what is the tension in each of the 3 cables
*September 23, 2010*

**Algebra 2**

Factor by grouping: 30x to the third power-42x square+5x-7=
*August 31, 2010*

**Math**

What is the easiest way to figure this out? 5 yrs 21 days 4 hours 32 min 17 sec _ 2 yrs 93 days 7 hours 47 min 24 sec _______________________________________
*August 24, 2010*

**Math**

Thank you!
*August 24, 2010*

**Math**

A donkey (D) and a mule (M) were carrying sacks of apples. The donkey groaned so the mule said to him, "Why are you complaining? If you gave me one sack, I would have twice as many as you; if I gave you one of my sacks, then we would have equal loads." How many sacks...
*August 24, 2010*

**Math**

Can I please get someones help: Solve: 0.9x+9<_1.7x-8
*August 20, 2010*

**space**

what are the international aspects of the international space station
*August 15, 2010*

**7th grade**

it takes steve 14 minutes to cut 3.5 yards of fabric . how long will it take to cut a similar piece of fabric that is 5.8 yards?
*November 1, 2009*

**song interpretation**

my daughter got an assignment to prove the genre of the song hello muddah hello faddah using the song as proof. what does this mean I looked up the word genre in the dictionary and that was a waste can u pls help me.....thanks
*January 7, 2009*

**chemistry**

single bonds on all S to F's, double bond on S to O. Then count valence electrons and add appropriately.
*November 8, 2008*

**spanish**

saquen unahojade papel. What does this mean?
*September 2, 2008*

**PreCalculas**

Do I change the sec and tan to sin and cos equivalent?
*July 30, 2008*

**PreCalculas**

How do I verify that the following equations is an identity: 1+ sec x sin x tan x = sec^2 x
*July 30, 2008*

**PreCalc**

Thank you!
*July 30, 2008*

**PreCalc**

How do I verify that the following equations is an identity: 1+ sec x sin x tan x = sec^2 x
*July 30, 2008*

**Psychology**

I would like to know if there are any chapter summaries available for Brian N. Baird's book The Internship, Practicum, and Field Placement Handbook Fifth Edition.
*May 12, 2008*

**Biology - Heart Rate/Blood Pressure**

Hi, can someone help me with these questions? Why is it that athletes have to exercise harder/longer to get max heart rate than people that aren't physically fit? Why does smoking cause rise in blood pressure? (Does it have to do with less oxygen getting throughout the ...
*May 4, 2008*

**math**

thanks for the explanation of limit, but i want someone to help check out this problem for me lim x->3 (x^2 - x - 12)/ (x - 3) i got 5 as the answer okay, so i cant use substitution. i factor the (x^2 - x - 12) and got (x - 4) and (x + 3) [(x - 4)(x + 3)]/ (x - 3) i cant ...
*July 8, 2007*

**precalcus**

can someone explain how to evaluate limits? i only learned how to solve the simpler ones that goes to infinity using the 1/x = 0 or 1/n = 0 rule. am i suppose to make the x whatever number they gave me? but then problem b would be undefined. a) lim x->2 (x^2)/(x-1) b) lim x...
*July 6, 2007*

**matter**

What are the three properties of matter and how is matter measured? volume, weight, and mass the solid has a mass of 180g. what is the density of the solid What would the density be of a solid, if I had a mass of 180g?
*August 21, 2006*

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