Wednesday

October 26, 2016
Total # Posts: 25

**Statistics**

In a sample of 1000 tires, with a mean of 250 miles per tire....about how many tires will last longer than 300 miles?

*June 30, 2016*

**Algebra**

If a+b=-9 what is 8a + 8 b?

*October 19, 2015*

**Algebra 2**

Is the solution to this rational expression extraneous? The problem: (2x-3)/7 -(7x)/14 My answer: x = -9/4 My teacher wants to know if the solution is extraneous and I know I have to plug my answer back into the expression to check but I still don't understand.

*October 7, 2015*

**Physics**

A small aircraft A is about to land with an airspeed of 80 mi/hr. If the aircraft is encountering a steady side wind of speed 10 mi/hr, what angle (alpha) should the pilot direct the aircraft so the the absolute velocity is parallel to the runway? What is the speed at touchdown?

*May 21, 2015*

**english**

Summary of the soft voice of the serpent

*May 20, 2013*

**Math**

If it snowed 7 days in the month of December in Wisconsin, what percent of the days in December did Wisconsin get snow?

*January 21, 2013*

**English**

Can you explain to me what this means: "First thoughts are also unencumbered by ego, by that mechanism in us that tries to be in control, tries to prove the world is permanent and solid, enduring and logical."

*January 21, 2013*

**7th grade Social Studies Ms. Sue please!**

9 is Substance Farming (Just took the test, and that's what it says"

*January 10, 2013*

**International Business**

What were some of the causes of the financial crisis and how do you think they could be prevented? Do you think steps are being taken? Why or why not?

*August 27, 2012*

**General Computer Science**

Why should IT policy and control be a prime concern to overall management in the selection and development of IT management?” Please write an answer to the above question.

*August 22, 2012*

**General Engineering**

A drag line is connected to an electric motor. Crates are hooked onto the line and dragged horizontally from one location within the factory to another across a series of rollers. There is 15° between the crate and motor and a force of 500N Each crate has a mass of 200kg. ...

*August 22, 2012*

**General Psychology**

In considering the importance of culture to ethics please help me answer the below questions: 1. Are some cultures more moral than others? Please give examples and explain your position. Can you describe a moral standard that is at variance with your own ethical system? 2. Are...

*August 22, 2012*

**algebra**

Why does the inequality sign change when both sides are multiplied or divided by a negative number? Does this happen with equations? Explain why or why not? Write an inequality for your classmates to solve. In your inequality, use both the multiplication and addition ...

*January 3, 2012*

**Chemisrty**

nooooooo

*February 22, 2011*

**chem **

you're right doc its Ag2SO4, thanks guys!

*December 14, 2010*

**Chemistry!**

determine the new molarity of calcium ions when 50.0 mL of a 1.50 M calcium chloride solution are combined with 750.0 mL of a 0.236 M calcium phosphate solution.

*December 14, 2010*

**Chemisty!**

0.04201/0.08696 = 0.483 M of [Mg^2+] but how do I get the [Cl-]? the answer is suppose to be 0.966M

*December 14, 2010*

**Chemisty!**

what are the molarities of Mb^2+ ions and Cl- ions in an aqueous solution of 4.00% by the mass magnesium chloride, with a density of 1.15g mL-1?

*December 14, 2010*

**chemistry**

Find the percent by mass of sodium chloride in a 1.35 M NaCl solution. The density of the solution is 1.06 g/mL..............how do I go about doing this question thanks!

*December 6, 2010*

**math**

100

*May 18, 2010*

**college physics**

2200 J

*May 14, 2010*

**math help**

I really don't understand how to write the expression as one invloving only sinϴ and cosϴ sin2ϴ+cos3ϴ

*February 27, 2010*

**math **

there are fewer than 6 dozen eggs in a basket. if i cout them by 2s, there is obne left over. if i count by 3s, there are 2 left over. three are left if i count them by 4s. four are left if i count by 5s. how many eggs are there

*January 25, 2010*

**mATH**

Y/1 DIVIDED BY 2 4/5, Y = ?

*October 1, 2008*

**Chemistry**

For the following reaction, what is the approximate value of Delta H? CH4(g) --> CH3(g) + H(g) I figured it out.. C-H = 411 4 moles on one side 3 on the other so [4*411]-[3*411] = 411

*February 25, 2007*

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