Monday

February 20, 2017
Total # Posts: 69

**Statistics**

Three final candidates (Alex, Bo, and Chris) for a position happen to take different versions of the aptitude test. You are supposed to choose the one who performed best out of these three final candidates and the test results are as follows: Alex received 88 from the test ...

*October 30, 2016*

**Algebra**

Find 3 consecutive odd numbers such that the sum of 5 times the smaller number a twice the larger number is 33 more than six times the median number. Do not understand word problems. ..please help

*September 6, 2016*

**Math**

Find three consecutive even integers such that the sum of the smallest integer and twice the median integer is 20 more than the largest integer.

*August 31, 2016*

**Algebra**

5x+6/3x-9=7/3 Please help, thoroughly confused

*August 29, 2016*

**Math**

(5x+6)/(3x-9)=7/3 Do not understand Help

*August 29, 2016*

**Math**

The first example

*August 29, 2016*

**Math**

5x+6/3x-9=7/3

*August 29, 2016*

**Math-soh cab toa**

Thank you!!

*April 4, 2016*

**Math-soh cab toa**

The towrope pulling a parasailor is 70m long. They estimate that the angle between the towrope and the water is about 30°. Find the height of the parasailor above the water, to the nearest 10m.

*April 4, 2016*

**Math- quadratic equation**

Okay thank you so much!!!

*April 1, 2016*

**Math- quadratic equation**

A garden measuring 12m by 16m is to gave a pedestrian pathway installed all around it. The pathway is the same width all the way around the garden. The pathway and the garden have a total area of 258m^2. What will be the width of the pathway? ( I know the answer is 1.5 I just ...

*April 1, 2016*

**Calculus**

Water is running into an open conical tank at the rate of 9 cubic feet per minute. The tank is standing inverted, and has a height of 10 feet and a base diameter of 10 feet. At what rate is the exposed surface area of the water changing when the radius is 2 feet?

*December 14, 2015*

**Calculus**

Water is running into an open conical tank at the rate of 9 cubic feet per minute. The tank is standing inverted, and has a height of 10 feet and a base diameter of 10 feet. At what rate is the radius of the water in the tank increasing when the radius is 2 feet?

*December 14, 2015*

**math**

The base of a triangular prism is a right triangle whose legs are 7cm and 24 cm. The height of the prism is 30cm. What is lateral area of prism?

*September 24, 2014*

**math**

A cube with an edge length of 4 in is painted on all its sides. Then the cube is cut into 64 cubes with an edge length of 1 in. What percent of the total surface area is painted?

*September 24, 2014*

**science/math**

after traveling for 6.0 seconds, a runner reaches a speed of 10m/s. what is the runners acceleration? my answer is 60m/s , is that correct?

*September 18, 2014*

**science/math**

a car starting from rest accelerates at a rate of 8.0 m/s. what is its final speed at the end of 4.0 seconds?I got 32m/s, is this correct

*September 18, 2014*

**algebra II**

need set notation for two step inequalities. problem is -4-5v<-29....i think answer is v>5. if that's true, then how do u do set notation for answer? have 80 set notations to do and need to know how to do this by example

*September 16, 2014*

**academic execellence**

A, critical thinking

*January 22, 2014*

**chemistry**

You have purifiedLDH using affinity chromatography. Using the bradford assay you determined the total protein concentration of the column fraction to be 10 mg/ml in a final volume of 2.4 ml. You diluted some of your column fraction to 1 mg/ml using SDS Page sample loading ...

*December 9, 2013*

**biochemistry**

You have purifiedLDH using affinity chromatography. Using the bradford assay you determined the total protein concentration of the column fraction to be 10 mg/ml in a final volume of 2.4 ml. You diluted some of your column fraction to 1 mg/ml using SDS Page sample loading ...

*December 9, 2013*

**chemistry**

You took 0.99ml of a hexokinase assay solution and added 10 ul of an unknown glucose sample. The absorbance at 340nm is 0.422 the extinction coefficient is 6.22x10^3 the molecular mass of glucose is 180.16g/mol. What is the concentration of glucose in the original sample... In...

*September 30, 2013*

**chemistry**

You took 0.99ml of a hexokinase assay solution and added 10 ul of an unknown glucose sample. The absorbance at 340nm is 0.422 the extinction coefficient is 6.22x10^3 the molecular mass of glucose is 180.16g/mol. What is the concentration of glucose in the original sample... In...

*September 30, 2013*

**Chemistry**

You are asked to prepare a pH = 4.00 buffer starting from 1.50 L of 0.0200 M solution of benzoic acid (C6H5COOH) and some added sodium benzoate salt (C6H5COONa). a) Find the pH of the benzoic acid solution BEFORE adding the salt. b) Use the Henderson-Hasselbalck equation to ...

*February 13, 2013*

**Chemistry**

I don't understand part a) How to start the process of finding the pH

*February 13, 2013*

**Chemistry**

You are asked to prepare a pH = 4.00 buffer starting from 1.50 L of 0.0200 M solution of benzoic acid (C6H5COOH) and some added sodium benzoate salt (C6H5COONa). a) Find the pH of the benzoic acid solution BEFORE adding the salt. b) Use the Henderson-Hasselbalck equation to ...

*February 13, 2013*

**Lang. Arts 2 questions**

dog, and wrote a fantastic essay about paris

*November 9, 2012*

**algebra 2**

3/-8 * 2/7 * (-3) Its multiplying fractions, but it wants the answer in simplest form!

*October 11, 2012*

**algebra 2**

-3u+7/2=-4/3u-5/4 solve for u in simplest form.

*October 11, 2012*

**Math**

x=-2y+1 x+3y=-2 Please help me solve each system of equations and show your work thanks.

*February 25, 2012*

**Science/Evolution**

What do scientists believe that humans and apes originate from?

*January 19, 2012*

**algebra (college)**

The # N, in millions, of hearing impaired individuals of age X can be approximated by N= 0.00006x^3 + 0.006x^2 - 0.1x +1.4. Approximate to the nearest million the # of hearing impaired individuals of ages 25 and 40. 25= 1.75 and 40= 3 (those are millions!). I know I insert ...

*July 31, 2011*

**human resources**

lol..ok I just came down with pneomonia and feel completely out of it and no desire to do the assignment..I was looking for an easy way out and I apologize. Thank you

*May 2, 2011*

**human resources**

• Write a 1,300- to 1,500-word paper in which you address the following considerations related to selection tools

*May 2, 2011*

**human resources**

o Name three selection tools that you would consider using to hire a police officer. o Choose what you think is the best selection tool or combination of selection tools in choosing the best candidate. o Detail which interview method would be most appropriate for this position...

*May 2, 2011*

**algebra1**

y/x+8 y=8x

*March 2, 2011*

**Philosophy**

Create an 11- to 14-slide PowerPoint® presentation answering one of the topics found in Appendix A, as well as 3 to 4 principle issues related to your chosen topic. My topic is Should there be a set of uniform morals standard? Thank you

*January 29, 2011*

**accounting**

these are great websites. Thank you for pointing me in the right direction. Much appreciated.

*January 29, 2011*

**accounting**

Write a 700- to 1,050-word paper, using APA guidelines, based on the scenario below. You want to start your own business. You found an investment group that is willing to give you the capital needed for the first year of your business, but only if you can convince them you ...

*January 29, 2011*

**math**

1. Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. a) The sales representative informs you that there are two floor plans still available, and that there are a total of 115 houses available. Use...

*October 27, 2010*

**social studies**

What were the findings of the Nye Committees?

*April 11, 2010*

**chemistry**

How many grams of water can be made by the reaction of 1.25 grams of ethanol with 2.50 grams of oxygen?

*April 8, 2010*

**Microeconomics**

Consider Good E, which, when sold in a particular country, has an equilibrium price = $10.00. The government of that country decided that it doesn’t like that equilibrium price, and so passes a law which prevents the product from selling for $10.00. After the passage of ...

*March 27, 2010*

**Us after 1877**

Why would the Knights of Labor oppose child labor beyond the obvious reason that children should not be forced to work? What about their opposition to convict labor?

*March 8, 2010*

**intro to corrections**

identify and describe the five functions of jails

*February 3, 2010*

**science**

As the question says is the lion the best predator in the cat family, I am thinking that they mean which 'cat' is best at catching prey.

*July 5, 2009*

**science**

I guess they mean which is the best hunter?

*July 5, 2009*

**science**

oops should read cat not cart!

*July 5, 2009*

**science**

the question we have been given is 'is the lion the best predator in the cart family'?

*July 5, 2009*

**science**

My questions is what member of the cat family is the best predator? I have tried to find the answer but each site I have looked at just says that they are predators (lion, tiger, cougar etc). They don't say which is the best. Any help would be appreciated. Thanks

*July 5, 2009*

**Finance**

Determining the inflation rate. In the mid 1990s selected automobiles had an average cost of $12,000.The average cost of those same automobiles is now $20,000. What was the rate of increase for these automobiles between the 2 tim eperiods?

*April 17, 2009*

**history**

Which countries wanted to join the European Union in 2002?

*February 24, 2008*

**History**

Does the federal reserve system affect us directly in any way? How?

*February 24, 2008*

**Histroy**

How does the supreme court show that the constitution allows congress to exercise the power to regulate commerce within a state?

*February 24, 2008*

**Literature**

I need to find a critical analysis for Thed Lady with the Pet Dog by Anton CHekhov? Can anyone give me advice where I can find this?

*October 10, 2007*

**alg.**

Write the equation of the line that passes through point (2, –6) with a slope of –5. I think this is a pretty easy problem, but I'm making it out to be harder than it really is. here is what I got: y=mx+b -6=-5(2)+b -6=-10+b =10 =10 b=4 the equation that I got is...

*July 30, 2007*

**algebra**

Complete the ordered pairs for the equation y = 8x + 16. (?, 0),(1/8, ?),(0, ?)(-1/8, ?) my answers are: (-2,0),(1/8, 17), (0,16), (-1/8, 15) are these correct? yes

*July 30, 2007*

**alg.**

Find the slope of any line parallel to the line through points (17, 4) and (5, 8). the slope of these is: 8-4 4 1 ----- = --- = --- 17-5 12 3 is 1/3 the correct answer? No you started with the y of the second point, so you have to start with the x of the second point also ...

*July 30, 2007*

**alg.**

Determine which two equations represent perpendicular lines. a) y=2x - 6 b) y=1/2x + 6 c) y= -1/2x + 6 d) y= 1/2x - 6 I know that perpendicular lines have negative recipricals, but I'm having trouble with this problem. I think the answer is b & c because they are both 1/2 ...

*July 30, 2007*

**alg.**

Find the slope of the line passing through the points (–2, 1) and (3, 9). I know the equation to figure this out is: m = y(2) + y(1) ----------- x(2) + x(1) but its a multiple choice question and my answer is not the same as the choices. how exactly do I set it all up? I ...

*July 30, 2007*

**math**

Ihave to evalaute expressions can someone tell me which whay is the correct way. 15+ 20 ÷ 5 Is 15 + 4= 19 or 5 ÷ 5=9 210-5 x 30 Is it 210-150=60 or 205 x30=61590 Have you heard of BEDMAS? it shows the correct order of operation in arithmetic B-brackets first E-...

*April 27, 2007*

**bablylonian numeration**

can someone tell me how to write 372 in numeration system? Thank you for using the Jiskha Homework Help Forum. Do you mean Binary, Octal or Hexadecimal? (Broken Link Removed) P.S. 1. http://mathforum.org/alejandre/numerals.html I need to convert 372 into babylonian. I had to ...

*April 18, 2007*

**math**

For the universal set U= {0,1,2,3,4,5,6,7} And the sets A={1,5}, B={1,2,3,4} And C= {4, 6} lists the elements in the following Sets. a. A ¿ B b. A U Bf c. A ¿(B U C) d. C ¿ (B ¿ A)f I assume your funny symbol is &...

*April 18, 2007*

**math**

I having problems understanding venn set and venn diagrams. Can someone explain this to me. For the universal set U= {0,1,2,3,4,5,6,7} And the sets A={1,5}, B={1,2,3,4} And C= {4, 6} lists the elements in the following Sets. a. A¿B b. A U Bf c. A &...

*April 18, 2007*

**Science**

Under what circumstances, if any, will a converging lens form an inverted image of a real object? Under what circumstances, if any, will a diverging lens forms an erect image of a real object? http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/raydiag.html#c1

*February 1, 2007*

**Science**

The speed of sound in a gas depends upon the average speed of the gas molecules. Why is such a relationship reasonable? The greater the density of the medium ie gas pressure, temperature, the better sound traves through it. Why? because there are more molecules per volume to ...

*January 30, 2007*

**Science**

The potential energy of a golf ball in a hole is negative with respect to the ground. Under what circumtansces (if any) is the ball's kinetic energy? Its rest energy? The KE cannot be negative, nor can the rest energy be negative.

*January 9, 2007*

**Science**

The sun, moon and planets all follow approximately the same path from east to west across the sky; none of them is ever seen in the far northern or far southern sky. What does this suggest about the arrangements of these members of the solar system in space? Think of terms of ...

*December 31, 2006*

**Math**

2+2= 7 2=2=4 Why are you being a smart aleck? Or do you really not know?

*September 14, 2006*

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