# Posts by Shell

Total # Posts: 49

**math**

You play a game in which two dice are rolled. If a sum of 7 appears, you win $10. Otherwise you lose $2.00. If you intend to play the game for a long time should you expect to make money, lose money or come out even?

*March 14, 2017*

**english**

There was one student still taking the exam when the bell rang. I need to find simple subject and complete subject. I know that "STUDENT" is the subject

*August 26, 2016*

**Spanish 102, P,P&F Tense Essay**

Please look over my short Essay. Past Present and Future tenses must all be used; topic is on activities of a week/ days surrounding I need to score well. Any corrections or advice is very much appreciated.

*August 9, 2014*

**spanish**

Are my answers correct? Use el adverbio TAN o una forma del adjetivo TANTO para formar frases de comparación en cada instante. 10. China es un país con mucha gente (1.300.000.000 personas). Aunque es más grande, Los Estados Unidos sólo tiene 280.000...

*June 21, 2014*

**Spanish**

Usa ORACIONES COMPLETAS para completar estas actividades. (9) 1. ¿Tiene buena pinta? Escriba un párrafo de 4-5 oraciones para describir la foto encima de esta pregunta. Use una variedad de vocabulario y verbos. (5) Answer 2. ¿Te gusta la idea de comer ...

*June 21, 2014*

**Finance**

An insurance company is offering a new policy to its customers. Typically, the policy is bought by a parent or grandparent for a child at the child's birth. The details of the policy are as follows: The purchaser (say, the parent) makes the following six payments to the ...

*March 8, 2013*

**Math**

Variables, X=first, (fixed) rate y=second, rate(/minute) t=time of call z=total cost Equation, z=x+((t-1)*y) Values, 7minutes is $10, 4minutes is $6.40 Plug them in, isolate one variable, set them equal to each other, and solve for the remaining variable, 10=x+((7-1)*y), 6.4=x...

*October 21, 2012*

**Math**

define Variables, Grade#1=x Grade#2=y total cost=z a=pounds of Grad#1 b=pounds of Grade#2 write equation, z=ax+by Define values 12 pounds Grade1 and 10 pounds of Grade2 worth $54; 8 pounds Grade1 and 15 pounds Grade2 worth $61 Plug in values, isolate one variable, 54= 12x+10y...

*October 21, 2012*

**math**

Tina, Reiny is correct about the equation you are looking for, but the examples are not quite what you want. The directions tell you "in lowest terms" that means your fraction has been reduced the farthest it can go and still be a fraction, and not a decimal. So the ...

*October 21, 2012*

**college alegebra**

....ok, maybe it's not easy... >.<

*October 20, 2012*

**college alegebra**

Reiny, no, actually, the square root of anything is not always the positive. because if you multiply two negative numbers, you get a positive number. So, when you square root anything, you assume it is either the positive or negative of a number, because it can be either. ...

*October 20, 2012*

**Algebra Grade 7**

Hugo: 12-9=3years 62-56=6inces 6 is what present of 56? 6 = x * 56 6/56=x 3/28=x x=0.10714286 the the nearest tenth, x=0.1 Interest: x=opening deposit y=interest rate (some decimal number or percent[which is then turned into a decimal]) $3262.50 over the course of 9 months is ...

*October 20, 2012*

**algebra**

x cannot be negative, so only one of the two possible number for x is correct.

*October 19, 2012*

**Accounting**

1. Partially Correct Check My Work Problem-Solving Strategy Problem 16-1 (Algorithmic) Statement of Cash Flows—Indirect Method The comparative balance sheet of Mavenir Technologies Inc. for December 31, 2013 and 2012, is shown as follows: Dec. 31, 2013 Dec. 31, 2012 ...

*April 21, 2012*

**english**

Any suggestions on punctuation, grammar and sentence structure? Springfield Homeless Camps and the Law The growing homeless population in Springfield Missouri is unavoidable. They are seen everywhere, especially in more populated towns and cities. As they are coming down the ...

*November 22, 2011*

**Math**

How do you find x+3=-2 ?

*November 17, 2011*

**english**

Any suggestions for corrections? It’s The Little Things In my line of work, my passion for helping others can often times be a thankless job. Once in a while, in the midst of pain, suffering, and chaos, I experience feelings that are in contrast to what is going on. There...

*October 31, 2011*

**Algbera**

48,49

*September 4, 2011*

**marketing**

13) The main difference between a marketing strategy and a marketing plan is that: A. Time-related details are included in a marketing plan. B. A marketing strategy omits pricing plans. C. A marketing strategy provides more detail. D. A marketing plan includes several ...

*August 9, 2011*

**Chemistry**

A 225 g sample of xenon is placed in a 15.6 L stainless steel vessel at 27.0°C. a. What is the pressure in the vessel? b. If the temperature is raised to 200°C, what is the pressure in the vessel? c. The air pressure outside the vessel is 1.00 atm. If the vessel is ...

*May 19, 2011*

**Chemistry**

Chalk is a soft, white, porous sedimentary rock, a form of limestone composed of the mineral calcite. Calcite is calcium carbonate, CaCO3. It forms under relatively deep marine conditions from the gradual accumulation of minute calcite plates (coccoliths) shed from micro-...

*May 19, 2011*

**Chemistry**

Methyl linoleate is one of the common components of biodiesel. As an alternative fuel, Methyl linoleate reacts completely with oxygen (O2) to make carbon dioxide and water. Balance the chemical equation. How many kilograms of oxygen are required to react with a gallon of ...

*May 19, 2011*

**Chemistry**

Preparing solutions a. A solution was prepared by dissolving 5.65 g potassium bromide in 32.67 g water. What is the concentration of this solution in weight percent? b. The solution was poured into a 100 mL volumetric flask and water was added to the mark on the flask. What is...

*May 19, 2011*

**chemistry**

How many grams of potassium hydrogen phthalate should be added to a 100 mL volumetric flask to prepare a 0.5000 M solution when the flask is diluted to the mark with water?

*May 19, 2011*

**Chemistry**

Considering the emission of the hydrogen atom, a. what is the wavelength of the light emitted by the transition from n = 2 to n = 1. b. In what region of the electromagnetic spectrum does this radiation belong?

*May 19, 2011*

**Chemistry**

25.1 degrees celsius

*May 19, 2011*

**Chemistry**

You are having a garden party and are preparing a punch bowl. You add one pound of ice at -20°C to 5.00 gallons of punch at 25°C. Since the punch is mostly water, you can assume it has the same specific heat as water. What is the final temperature of the punch?

*May 19, 2011*

**chemistry**

Your 1.1 cubic foot GE microwave oven generates 1100 watts of microwaves at a frequency of 2.45 GHz. a. What is the wavelength of the microwave radiation being emitted? b. How many photons per second of microwaves are being emitted?

*May 19, 2011*

**chemistry**

A proton beam is made by accelerating protons in a high voltage electric field. The protons have a velocity of 2.75 x 107 m/s. What is the wavelength of the protons traveling at this very high speed?

*May 19, 2011*

**math**

Hi I need some help with this math problem..... x - 3/4= 5/6

*May 14, 2011*

**Math**

A farmer buys two varieties of animal feed. Type A contains 9 ounces of oats and 2 ounces of corn per pound. Type B contains 5 ounces of oats and 10 ounces of corn per pound. The farmer wants to combine the two feeds so that the resulting mixture has at least 80 pounds of oats...

*February 24, 2011*

**Math**

A farmer buys two varieties of animal feed. Type A contains ounces of oats and ounces of corn per pound. Type B contains ounces of oats and ounces of corn per pound. The farmer wants to combine the two feeds so that the resulting mixture has at least pounds of oats and at ...

*February 24, 2011*

**Algebra 1**

4x+5y=4, 8x+10y=8

*January 18, 2011*

**College Physics**

I'm not sure how this is zero?

*September 19, 2010*

**College Physics**

What is the work required to move a proton 1 cm along the 7 volt equipotential line?

*September 19, 2010*

**Organic Chemistry**

The order of the elements; the position of the nuclei?

*September 6, 2010*

**Organic Chemistry**

Why does the loss of a proton from cyanic acid yield the same anion as that obtained by the loss of a proton from isocyanic acid?

*September 6, 2010*

**Algebra**

Answers to worksheet 63?

*August 22, 2010*

**probability**

a jar holds 20 red lollys, and 30 blue lollys. if you draw a lolly without looking, what is the probability that it is a red lolly??

*August 18, 2010*

**College Chemistry**

A 30.00 mL volume of a weak acid, HA, (Ka = 3.8 x 10^-6) is titrated with 39.00 mL of 0.0958 M NaOH to the equivalence point. A.) What is the pH of the acid solution, before any base is added to it? B.) What is the pH of the acid solution after exactly 19.50 mL of NaOH is added?

*April 13, 2010*

**gr 12 chem**

evidence indicates that copper is paramagnetic, but zinc is not. Explain the evidence.

*March 30, 2010*

**math substitution method**

solve by using the substitution method. 5x-3y=-25 4x+34=y

*March 28, 2010*

**math**

Your equation is correct, but your answer is not. Your number of Edges is you e variable. so you are looking for the "e" what you found is "e+2" As a general Rule with math equations, and you can do this before you put your numbers in, figure out what ...

*November 19, 2009*

**Polynomials math**

I need help setting up this problem or atleast if I am on the write track to solving it. The Jurassic Zoo charges $28.00 for each adult admission and $12.00 for each child. The total bill for 454 people from a school trip was $3860.00. How many adults and how many children ...

*June 18, 2009*

**Psychology**

compare and contrast the psychoanalytic, humanistic, and diversity views of human motivation

*November 17, 2008*

**physics**

'perpetual motion' is ruled out of the realm of possibility because of which law of thermodynamics?

*May 12, 2008*

**Personal Finance**

Mary would like to save 10,000 by the end of 3 yrs from now she currently has 2500 in savings. she would like to make equal year end deposits to the savings. Account pays 8% interest. How much should the year end payments be

*February 16, 2008*

**math/algebra**

Can you explain pollynomials to me? i don't quit understand them... polynomials are expressions consisting of several terms that are separated by addition and/or subtraction. "poly" from the Greek means "many" e.g. x^+4xy + 12 is a trinomial, a subset ...

*July 25, 2007*

**Law of Multiple Proportions**

Two elements, R and Q, combine to form two binary compounds. In the first compound, 14.0 g of R combines with 3.00 g of Q. In the second compound, 7.00 g of R combines with 4.50 g of Q. Show that these data are in accord with he law of multiple proportions. If the formula of ...

*November 14, 2006*

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