Wednesday
August 27, 2014

Posts by Maria


Total # Posts: 1,489

math
12,24,72,288 what is next
August 26, 2014

CHEMISTRY
A mixture of methane and helium is placed in a 2.0 l flask at 27 degrees the partial pressure of methane is 0.72 ATM and the partial pressure of helium is 0.22 ATM . What is the mole fraction of ch4?
July 30, 2014

Math 221
Joe rented a truck for one day. There was a base fee of $15.99 , and there was an additional charge of 97 cents for each mile driven. Joe had to pay $295.35 when he returned the truck. For how many miles did he drive the truck?
July 20, 2014

Math 221
In Cowling's Rule If a doctor prescribes 75 milligrams of tamiflu for an adult, then how many milligrams would she prescribe for a six-year-old child using Cowling's rule?
July 17, 2014

Math 221
If a doctor uses Cowling's rule to prescribe 187 milligrams of Tamiflu to a child when she would prescribe 500 milligrams to an adult, then how old is the child?
July 17, 2014

Math 221
In Cowling's Rule If a doctor prescribes 75 milligrams of tamiflu for an adult, then how many milligrams would she prescribe for a six-year-old child using Cowling's rule?
July 17, 2014

Math 221
The question is using the Cowling's Rule for children's dosage of medication. Explain what the variables in the formula represent and show all steps in the computations. Part A -An adult dose is 75mg Part B- 500mg (adult) 187mg (child)
July 17, 2014

Math
The question is using the Cowling's Rule for children's dosage of medication. Explain what the variables in the formula represent and show all steps in the computations. Part A -An adult dose is 75mg Part B- 500mg (adult) 187mg (child)
July 17, 2014

Math
The question is using the Cowling's Rule for children's dosage of medication. Explain what the variables in the formula represent and show all steps in the computations.
July 17, 2014

Math
Part A -An adult dose is 75mg Part B- 500mg (adult) 187mg (child) How I come up with a formula for this problem?
July 17, 2014

Math pre-calculus
Write an expression for all of the vertical asymptotes of y=-3 csc(pi/4 *x) Can you list step by step to show how to do it , I don't understand this problem !!! Thanks
July 9, 2014

chemistry
A mixture of He, N2, and Ar has a pressure of 14.2 atm at 28.0 °C. If the partial pressure of He is 1525 torr and that of Ar is 2807 mm Hg, what is the partial pressure of N2?
July 2, 2014

algebra
I need help solving this equation. 7y+5/3 = -8/y-3. I am stuck. please help me.
June 26, 2014

math
draw a number line to show that the fractions are equivalent 3/4=6/8 and 1/4=2/8
May 20, 2014

math
how you can use a number line to show that 3/6 and 1/2 are equivalent fractions
May 20, 2014

Matrices
A triangle has vertices (1, 4), (1, 1), and (−3, 1). The triangle is dilated by a scale factor of 2, then translated 5 units up, and then rotated 90° counterclockwise about the origin. What are the vertices of the image of the triangle
May 7, 2014

Algebra 1/2
Thanks for answering
April 30, 2014

Algebra 1/2
The spinner has number 1 thru 8. And is spun twice. What is the probability it will stop on either 3 or 5 the first time and will stop on 2 the second time?
April 30, 2014

Algebra 1/2
With numbers 1 thru 8
April 30, 2014

Algebra 1/2
The spinner is spun twice. What is the probability it will stop on either 3 or 5 the first time and will stop on 2 the second time?
April 30, 2014

Chemistry
Use intermolecular forces to explain why alkanes with 1-4 C are gases; 5-16 C are liquids; and greater than 16 C is solid
April 21, 2014

Math
Andy needs to pay off a loan of $18,000 in 5 years. Find the amortization payment he would need to make each semi-monthly pay period (twice a month)at 6% compounded bi-monthly, in order to pay off the loan.
April 17, 2014

managerial accounting
The break-even point in dollar sales for Rice Company is $480,000 and the company’s contribution margin ratio is 40 percent. If Rice Company desires a profit of $84,000, how much would sales have to total? Answer: Fixed cost $288,000 Variables cost $192,000 (0.4)= $76,800...
April 16, 2014

PreCal
Please Can Someone Help Me Solve For x Using Log Properties: log(base 3) x*(x-80)=4
April 4, 2014

PreCal
Solve Using Log Properties: 1/4 = 8^3x+5
April 4, 2014

Math
Write recursive equation: 1/3,3,27,81,243
April 2, 2014

math
If you pay $585 a month or $135 a week for 2 work days, then how much do you get paid per day?
March 31, 2014

math
you just did the problem
March 24, 2014

math
whoever answers me again It should be..... 1 3/8, 1 3/4, 2 1/8, __, 2 7/8
March 24, 2014

math
ill wit for more answers
March 24, 2014

math
thank you Steve :-)
March 24, 2014

math
PLEASE ANSWER!!!???!!!
March 24, 2014

math
anbody there
March 24, 2014

math
patterns with fractions write a rule for the sequence.then,find the unknown number how do you do this?ill give you an example...1/2, 2/3, 1, 1 1/6.it says,think:the pattern is increasing.add 1/6 to find the next term.here is a problem.... 1 3/8, 1 3/4, 2 1/8, 2 7/8 rule: I ...
March 24, 2014

PreCal
Solve The Inequality 0 < -9x/x-x^2
March 23, 2014

english
So, the correct answer is A
March 20, 2014

english
Select the sentence in which all pronouns are used correctly. A. I sat between him and her during the sales conference. B. Just between you and I, I am not impressed by our new manager. C. Be sure to divide all income from the suburban property between he and I. D. I hope she...
March 20, 2014

PHYSICS
thank you.
March 18, 2014

PHYSICS
A 5.00-kg box slides 7.00 m across the floor before coming to rest. What is the coefficient of kinetic friction between the floor and the box if the box had an initial speed of 3.00 m/s?
March 18, 2014

personal finance
Chloe has a $2,500 credit limit on her credit card and has charged $1,295.19 to her account. There is a 1.5% finance charge on the $1,295.19. How much must Chloe pay to clear her account?
March 14, 2014

Physics
Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 66.0∘. Dog A exerts a force of 278N , and dog B exerts a force of 324N . =Find the magnitude of the resultant force. =Find the angle the resultant force makes with the rope of dog A.
March 9, 2014

Math
x varies directly as y3 . If x is 32 when y is 2, find x when y is –3
March 8, 2014

Does not have an Agreement error
After the walk he developed some sharp chest pains and was helped with a nitroglycerin tablet.
March 7, 2014

chemistry
A 1.009g mixture of Na2SO4 (molar mass=142.04 g/mol) and Pb(NO3)2 (molar mass= 331.20 g/mol)? A)write th3 molecular form of the equation for the reaction. b)write the net ionic equation for the reaction.
March 5, 2014

social studies
Please Mrs.Sue will you grade my answers.
February 23, 2014

social studies
1.c 2.a 3.d 4.b 5.b 6.a 7.c 8.d 9.a 10.d 11.d 12.b 13.a 14.c 15.b 16.a 17.a 18.c 19.b 20.a
February 23, 2014

math
Sally has 5 hershey bars she has to share the bars with 7 friends how much will each friend get?
February 19, 2014

Pennfoster
Today, government and corporate security officials are most worried about
February 18, 2014

Management
On an organization chart, span of control refers to the
February 16, 2014

Physics
4. A basketball is thrown from a height of 1.60(m), with an angle of 45o above the horizontal. (a) With what initial speed must the basketball be thrown so that it reaches the basket at the highest point of its trajectory? The basket is at a height of 3.05(m) above the ground...
February 15, 2014

Social Studies
Mrs. Sue are my answers correct 1.b 2.d 3.a 4.b 5.c
February 13, 2014

math 3
88
February 12, 2014

physics
thank you so much Damon!
February 10, 2014

physics
A remote-control vehicle moves forward with constant acceleration. During the first two seconds, it travels 55.0(cm), and during the following two seconds, another 77.0(cm) (a) Calculate the vehicle’s initial velocity and its acceleration. (b) What distance will it...
February 10, 2014

Physics
You're driving down the highway at 20m/s when you see a snowman you don't want to crush 35 m in front of you. Your reaction time before stepping on the brakes is 0.5s, and acceleration created by your brakes is 10 m/s^2 what was the distance travelled before coming to ...
February 7, 2014

social studies
Who invented the cotton quill
February 7, 2014

reading
Thank you for your cooperation
February 6, 2014

reading
Ms.Sue
February 6, 2014

reading
Can you search the book
February 6, 2014

reading
I answered both of your questions Ms.Sue.Now can you please search it?
February 6, 2014

reading
#1-I disagree #2-i don't know that's what's need help with
February 6, 2014

reading
Well can you please try to search it :-(
February 6, 2014

reading
The is called Rachel Carson pioneers of ecolegy
February 6, 2014

reading
I disagree ms.sue And I need help
February 6, 2014

reading
Idk
February 6, 2014

reading
In the book Rachel Carson I'm suppose to agree or disagree about "a person can be a professional scientist or writer but rarely both".the chapter is 3 it says use details and examples from the chapter to support your decision and it's hard for me and I don&#...
February 6, 2014

math
I guess it's $48
February 6, 2014

Biochemistry
A buffer solution is prepared by mixing 2.50 mL of 2.00M sodium acetate with 3.30mL of 0.500M HCl and diluting the buffer with water to a final volume of 500.0mL. pK acetic acid: 4.76 what is ph of buffer? what is final concentration of buffer?
February 4, 2014

Math
Xyz rents a car for $45 and .25 per mile. Cloud rents a car for $35 and .30 per mile. How many miles would a driver need to drive before the cost of renting a car at xyz and cloud be the same
February 3, 2014

chemistry
A 0.25 kg length of aluminum wire is warmed 10.0°C by an electric current. How much heat was generated by the current?
February 3, 2014

spanish
4) ciclismo
January 31, 2014

spanish
3) equipo
January 31, 2014

language arts, plays
Thank you, Ms. Sue.
January 30, 2014

language arts, plays
On October 1, 1956, The Diary of Anne Frank opened simultaneously in seven cities in Germany. At the end of the play, the audience sat silently without applauding. Not long after the play’s opening, Germans began openly expressing remorse for the Holocaust. This was an ...
January 30, 2014

Science
Which of the following determines the type of biome classification that will be made for a particular reason? a. Climate* b. Size c. Mineral deposits d. Number of human settlements
January 30, 2014

Physics
A jetliner, traveling northward, is landing with a speed of 60 m/s. Once the jet touches down, it has 795 m of runway in which to reduce its speed to 5.6 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take the positive direction to...
January 24, 2014

Calc
Let f(x)=sqrt(x) and g(x)=sin(x). Find f*g and determine where f*g is continuous on the interval (-4pi, 4pi)
January 13, 2014

Algebra 2..
Divide -2x^3+21x^2-20x-12 by (x-3) Please explain.
January 13, 2014

Algebra 2 help!
Divide -2x^3+21x^2-20x-12 by (x-3)
January 13, 2014

Algebra 2 help...
A half life of a certain radioactive is 36 days. An initial amount of the material has a mass of 487 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 5 days. Round your answer to the nearest thousandth.
January 10, 2014

Algebra 2 help!!!
Let f(x)=x^2+7 and g(x)= x+3/x. Find (g f)(-5) A.35/12 B.35/32 C.32/35 D.11/25
January 10, 2014

HEALTH
C. 12
January 10, 2014

Algebra 2
Find the rational roots of x^4+3x^3+3x^2-3x-4=0. A.0,1 B.1,2 C.1,-1 D.-1,2
January 9, 2014

Dont get this question..
what are the zeros of the function? y=(x-3)(x+2)(x-2) a.-3,2,-2 b.-3,2,2 c.3,-2,2 d.3,2,2
January 9, 2014

Algebra help please!
Use the quadratic formula to solve the equation. -x^2+5x=3 a.5/2 +- sqrt13/2 b.-5/2 +- sqrt13/2 c.2/5 +- sqrt13/2 d.-2/5 +- sqrt13/2
January 9, 2014

Algebra 2 help!
the equation i posted is the equation i have to use.
January 9, 2014

Algebra 2 help!
Use the quadratic formula to solve the equation. -x^2+5x=11 a.5/2 +- sqrt13/2 b.-5/2 +- sqrt13/2 c.2/5 +- sqrt13/2 d.-2/5 +- sqrt13/2
January 9, 2014

Algebra 2
What value completes the square for the expression x^2-16x? a.-64 b.64 c.32 d.-32
January 9, 2014

Algebra 2
Which matrix represents the system of equations below? -10x-9y+13z=12 8x-7y-5z=15 5x+4y-6z=-12 a. -10,-9,13 8,-7,-5 5,4,-6 b.-10,-9,13 8,7,5 4,4,-6 c.-10,8,5 -9,-7,4 13,5,-6 d. 10,8,5 9,-7,4 13,5,-6
January 9, 2014

English
Yes I am talking about "O Captain, My Captain" I have not found anything yet
January 5, 2014

English
Identify all the descriptions Whitman uses to compare Lincoln to a ship’s captain. What kind of leader does the speaker consider Lincoln?
January 5, 2014

Operations Management
45
December 13, 2013

Astronomy
On the Autumnal Equinox, you see the Moon in the Waxing Crescent Phase at an angle of 45 degrees above the western horizon. What is the approximate local time? Can someone please explain how to obtain the answer? Thank you!
December 8, 2013

Chemistry
Write a balanced equation for an alpha particle from Gd-148
December 6, 2013

english
Thank you very much
December 1, 2013

english
Can someone check my work for me, please. 1.Yesterday he was very busy since he had been fixing the TV from noon. 2. He left for the day before I arrived. He had been waiting for me almost a week. To regret, I couldn't come earlier. 3. When Anna entered the living room, ...
December 1, 2013

english, grammar
Use Past Simple and Past Perfect Continuous 1. Yesterday he was very busy since he was fixing the TV from noon. 2. He left for the day before I arrived. He waited for me almost a week. To regret, I couldn't come earlier. 3. When Anna entered the living room, everyone was ...
December 1, 2013

trig.
a person standing 100ft. from the base of the tree looks up to the top of the tree with an angle of elevation of 52. assuming that the persons eyes are 5ft above ground the ground how tall is the tree?
November 27, 2013

math
Determine the equation of g(x) that results from translating the function f(x) = x2 + 3 upward 14 units. which is the correct answrr: g(x) = (x + 17)2 g(x) = (x + 14)2 + 3 g(x) = x2 - 11 g(x) = x2 + 17
November 25, 2013

Math
Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -2x2 + 2x + 6 answers available, which one is correct? {–1.30, 2.30} {-2, 2} {–1.00, –3.00} {–0.33, 0.33}
November 25, 2013

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