Monday
September 1, 2014

Posts by sandra


Total # Posts: 865

math
Collect the water and electricity bill for your flat in the month of June, July and August- 2014. Construct a double bar graph for it. a) In which month is the consumption of water more? b) In which month is the consumption of electricity less?
August 27, 2014

Public speaking
An example of an objective test is
August 23, 2014

Matyh
Victor Malaba has a net income of $1,240 per month. If he spends $150 on food, $244 on a car payment, $300 on rent, and $50 on savings, what percent of his net income can he spend on other things? A. 43 percent B. 300 percent C. 40 percent D. 64 percent PLease don't ...
July 30, 2014

In text citations
for intext citations for a website in the parenthesis do you put the title of the website and the year you accessed it?
June 29, 2014

Physics
The diagram shows a weightlifter in the initial stages of his lift. He lifts two 70 kg masses connected to a 10 kg bar. In addition, there are two upward forces : 795N and 810N a. Calculate the total weight that he is lifting? b. Calculate the size of the acceleration of the ...
June 15, 2014

English
No italicized words.
May 29, 2014

English
Not sure... Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia Alvarez. In the Time of Butterflies. San Francisco–California Press, 2005. • In the Time of Butterflies by Julia Alvarez. San ...
May 29, 2014

Algebra
Thank you
May 21, 2014

Algebra
Need help, I think it is 2/25. Do you have an equation that I can figure it? You choose a marble at random from a bag containing eight brown marbles, six yellow marbles, and one purple marble. You replace the marble and then choose again. Find P(both yellow). • 2/25 •...
May 21, 2014

Algebra
Thanks much.
May 21, 2014

Algebra
I think it is 9/10 but not sure
May 21, 2014

Algebra
A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow? • 2/11 • 9/10 • 11/20 • 9/11
May 21, 2014

Algebra
You spin a spinner that has eight equal-sized sections numbered one to eight. Which event is least likely to occur? • The number is even. • The number is less than three. • The number is greater than three. • The number is a multiple of five.
May 21, 2014

Algebra
What is the probability that a number picked from the set {–4, –3, –2, –1, 0, 1, 2, 3, 4, 5} will be a solution of 2x + 5 > 1? • 20% • 30% • 70% • 80%
May 21, 2014

Algebra
A website requires a four-digit numerical password in which the digits cannot repeat. How many possible passwords are there? • 24 • 5,040 • 151,200 • 3,628,800
May 21, 2014

Algebra
the answer is the second one
May 20, 2014

Algebra
I am confused about this... A survey is being conducted to determine the favorite movies for various ages. Which of the following best describes this survey? • qualitative and univariate • qualitative and bivariate ? • quantitative and univariate • ...
May 20, 2014

biology
What part absorbs light and converts it into nerve impulses What part bends light that enters the eye so that what you see is focused on your retina What part transfers the image the eye sees to the brain for perception
May 20, 2014

biology
The hypothalamus secretes a hormone called GnRH that makes the anterior pituitary gland release FSH, referred to as (A)__________ hormone, and LH, or luteinizing hormone. As the levels of these two hormones increase, the oocyte and layer of cells that nourish it grow. As this ...
May 20, 2014

Algebra
Interesting
May 19, 2014

Algebra
What is the median of the data set below? 275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270
May 19, 2014

ALGEBRA
A store sells five models of cameras for $190.00, $420.00, $270.00, $300.00, and $420.00. If the sales tax rate is 6%, what are the mean, median, mode, and range of the total cost of the cameras? • mean = $318.00 median =$339.20 mode = $445.20 range = $21.20 • mean...
May 19, 2014

HS Digital Arts
Ugly but I chose Hoch & Schwitters
May 18, 2014

HS Digital Arts
Which of the following artists were known for their collages? • Andrea Mantegna and Vincent van Gogh • Thomas Eakins and Anna Boch • Kate Greenaway and Mary Stevenson Cassatt • Hannah Hoch and Kurt Schwitters
May 18, 2014

ENGLISH
Declarative
May 17, 2014

ENGLISH
Thank you Writeacher - big help!!!
May 17, 2014

ENGLISH
Identify the type of sentence: Josh and I are meeting for pizza at noon today. • declarative • imperative • interrogative • exclamatory
May 17, 2014

ALGEBRA
(not for Ms.Sue) Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5, ...
May 15, 2014

ENGLISH
Ms. Sue, you are not really helpful. It would be nice if you would give more advice except to say "both of you are wrong."
May 15, 2014

ENGLISH
Identify the correctly punctuated sentence. I marked the one I think it is. • Doing my homework, making my bed, and practicing guitar are on my to-do list for the day. • Doing my homework, is the first thing I should do. • Doing my homework I found my mind start...
May 15, 2014

ALGEBRA
I am helping someone else and need to know how it works.
May 15, 2014

ALGEBRA
Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 (1 point) • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5, median...
May 15, 2014

ALGEBRA
Simplify (2(sqrt)+3(sqrt)7)2. Show how. Justify each step.
May 14, 2014

ALGEBRA
Thanks much - that helps a lot
May 14, 2014

ALGEBRA
Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.
May 14, 2014

ALGEBRA
Thank you
May 14, 2014

ALGEBRA
The size of a television is given by the length of the diagonal of the screen. The ratio of the height to the width of wide flat-screen TV is 8:15. Find expressions for the width and height of a wide-screen TV in terms of the length of its diagonal.
May 14, 2014

Art
What is value? • the lightness or darkness of a color • the intensity of a color • the number of colors being used in a 2D artwork • the difference between two colors
May 11, 2014

ALGEBRA
Solve for b. [sqrt] b^4/25=4 I do not know how to type two of the possible answers.
May 10, 2014

ALGEBRA
Thanks much
May 10, 2014

ALGEBRA
A right triangle’s hypotenuse is 20 cm long. What is the length of the side opposite a 60° angle? Give your answer to the nearest tenth of a centimeter. • 40 • 18.5 • 20 • 17.3 Please show how.
May 10, 2014

ALGEBRA
I may not be writing it correctly but I did find out it was x =45. Thanks for you help.
May 10, 2014

ALGEBRA
2nd posting - my mistake When will the dependent variable in the equation y= sqrt [x+4-3] equal or exceed 4 • x ≥ –0.17 • x ≥ 45 ** is it this one? • x ≥ 48 • x ≥ 53
May 10, 2014

Algebra
I am not sure I am writing this correctly: What is the domain of the function y=3(sq rt)6x+42 • x ≥ 0 • x ≤ 7 • x ≥ –6 • x ≥ –7
May 9, 2014

Algebra
The function t=[(sqrt)(d/16)] models the time (t) in seconds that an object has been falling after the object has fallen d feet. When will the time be more than 1 minute? • d ≥ 16 ft • d ≥ 225 ft • d ≥ 3,600 ft • d ≥ 57,600 ft
May 9, 2014

Algebra
Yes, I am not sure how to write it out. Do you know where I can get the symbol for square root? I can't find it in the "Symbol" tools.
May 9, 2014

Algebra
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4? • x ≥ –0.17 • x ≥ 45 • x ≥ 48 • x ≥ 53
May 9, 2014

ALGEBRA
I think this is the right way???? When will the dependent variable in the equation y= sqrt [x+4-3] equal or exceed 4 • x ≥ –0.17 • x ≥ 45 • x ≥ 48 • x ≥ 53
May 9, 2014

ALGEBRA
When will the dependent variable in the equation Y=[(sqrt)(x+4-3)] equal or exceed 4? • x ≥ –0.17 • x ≥ 45 • x ≥ 48 • x ≥ 53 Show how.
May 9, 2014

ALGEBRA
Simplify. (x^2-3x-10)/(x+2) How? (I don't have any answers for this one)
May 6, 2014

ALGEBRA
The temperature, T, of a given mass of gas varies inversely with its volume, V. The temperature of 20 cm3 of a certain gas is 15°C. What will the temperature be when it is compressed to a volume of 5 cm3? • 10°C • 300°C • 6.67°C • 60°C How?
May 5, 2014

ALGEBRA
That helps a lot, thanks.
May 5, 2014

ALGEBRA
Solve. 1/(3x-6) – 5/(x-2) = 12 • X=34/9 • X= -29/18 • X= -34/9 • X=29/18 How?
May 5, 2014

Algebra
No problem, got this one.
May 5, 2014

Algebra
Simplify into one fraction. 3/(x-3)-5/(x-2) • (-2x + 9)/(x-3)(x-2) • (-2x)/(x-3)(x-2) • (-2x -9)/(x-3)(x-2) • (2x+9)/(x-3)(x-2) How?
May 5, 2014

ALGEBRA
Thanks so much
May 5, 2014

ALGEBRA
In the meantime I got the last one but this one I can't figure... Divide. [(x^2-9)/(x-5)]/(x+3) • (x-3)/(x-5) • (x-5)/(x-3) • [(x+3)/(x-3)]/(x-5) • (x+3)/(x-5) How?
May 5, 2014

ALGEBRA
Lost in the shuffle; sending again... Simplify into on fraction. (-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) • (-5x-7)/(x+3)^3 • (-5x+7)/(x+3)^2
May 5, 2014

ALGEBRA
Multiply: (K+3)/(4K-2)*(12K^2 + 2k – 4) • 3(k+3)/(3k+2) • 3(k+3)(2k-1)/2 • (x-5)(3x+2) • (x-5)(12x+8) How? 11
May 5, 2014

Algebra
Simplify into on fraction. (-5x/x+3)-(7/x+3) • (-5x-7)/(x+3) • (-5x+7)/(x+3) • (-5x-7)/(x+3)^3 • (-5x+7)/(x+3)^2 How?
May 5, 2014

Algebra
Simplify. (3/5a)*(1/a^2) • 3/5a^2; where a ≠ 0 • 3/5a^2 • 3/5a^3; where a ≠0 • 4/5a^2; where a ≠0 How?
May 5, 2014

Algebra
Simplify. x/(7x+x^2) • 1/(7+x); where x ≠-7 • 1/(7x); where x≠0 • 1/(7+x); where x≠0,-7 • 1/7 How?
May 5, 2014

Algebra
Solve. (–10x3 + 30x – 20) ÷ (–5x + 5) • 2x2 – 2x + 4 • –2x2 – 2x – 4 • –2x2 + 2x + 4 • 2x2 + 2x – 4 How?
May 5, 2014

Algebra
I have to identify the system of equations, if any for: -2x-4=1, 12=-6x-3 no solution? infinitely many solutions? (0,-1)? or (-1,0)?
May 4, 2014

Algebra
My lapse in memory... Solve. (2/x) + (12/x) =7 • x = 2 • x = –2 • x = 28 • x = –28
May 4, 2014

Algebra
Solve. • x = 2 • x = –2 • x = 28 • x = –28 How?
May 4, 2014

Algebra
It always help to see how it is done. Thanks.
May 4, 2014

Algebra
The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 7 hours to drive the distance at 55 miles per hour, how long will it take to drive the same distance at 65 miles per hour? • about 6.25 hours • about 385.00 hours •...
May 4, 2014

Algebra
O.K. got it.
May 4, 2014

Algebra
Divide. (–6m^9 – 6m^8 – 16m^6) ÷ (2m^3) • –3m9 – 3m8 – 8m6 • –3m6 – 6m8 – 16m3 • –3m6 – 3m5 – 8m3 • –3m6 – 3m5 – 16m3
May 4, 2014

Algebra
3.43 hours?
May 3, 2014

Algebra
Dorothy and Rosanne are baking cookies for a party. Working alone, Rosanne can finish the cookies in 6 hours. Dorothy can finish them in 8 hours if she is working alone. How long will it take them to bake the cookies if they are working together? Round your answer to the ...
May 3, 2014

Algebra
Thank you - helps to know how.
May 3, 2014

Algebra
A catering company charges a $300.00 set up fee and $10.00 per person for a lunch buffet. Approximately how many people must attend the lunch so that the total cost per person is $14.00? (1 point) • 75 people • 30 people • 214 people • 440 people
May 3, 2014

Algebra
Thanks much
May 3, 2014

Algebra
Bob drove 120 miles on his vacation. He drove an average of 1.2 times faster on the 2nd 60 miles of his trip than he did on the first half of the trip. Which expression represents the time he spend driving? Let x=his speed on the first half of the trip. • 110/x • 120...
May 3, 2014

Physics
Mountain pull. A large mountain can slightly affect the direction of “down” as determined by a plumb line. Assume that we can model a mountain as a sphere of radius R = 3.00 km and density (mass per unit volume) 2.6 × 103 kg/m3. Assume also that we hang a 0.250...
May 2, 2014

Science
Sorry, I forgot to mark the one I think is the answer -- globa warming -- Thank you for your response. I am not a global warming fan so I wanted to be sure I answered the way they wanted me to.
May 2, 2014

Science
Am I correct? Which of the following is an example of human impact on climate changes? • the greenhouse effect • changes in solar output • global warming • changes in the tilt of Earth's axis
May 2, 2014

Physics/Algebra
That helps, thanks.
May 1, 2014

Physics/Algebra
Physics: For a 225-watt bulb, the intensity I of light in lumens at a distance of x feet is I=225/x^2. a. What is the intensity of light 5 ft from the bulb? b. Suppose your distance from the bulb doubles. How does the intensity of the light change? Explain.
May 1, 2014

Algebra
Thanks much, that helps a lot.
May 1, 2014

Algebra
Word problem: A new photocopier can make 72 copies in 2 min. When the older photocopier is operational, the two photocopiers together can make 72 copies in 1.5 min. How long would it take the older photocopier to make 72 copies working alone? Show work.
May 1, 2014

Geometry
Yes it is, thanks.
May 1, 2014

Geometry
Geometry: the width and area of a rectangle Is (4b^3+5b-3)/(2b-1) What is the length of the rectangle? Show work.
May 1, 2014

Algebra
Thanks much -- this help me learn.
May 1, 2014

Algebra
Thank you but can you put it in "factor form" or show how you got the answer?
May 1, 2014

Algebra
Divide this rational expression and polynomial (12x^2 + 9x-7)/(3x)
May 1, 2014

Algebra
I should know, eh? Thanks, Steve
April 29, 2014

Algebra
Simplifing rational expressions Simplify the expression & state any excluded values: (2s^2 - 5s - 12) / (2s^2 - 9s + 4)
April 29, 2014

Algebra
Thanks much!!!
April 28, 2014

Algebra
Simplify each expression. State any excluded values. (2x^2 + 6x) / 10x^3
April 28, 2014

Art and Creative development for Young children
Portfolios are a collaborative effort in that
April 26, 2014

Algebra
Sorry, and you are appreciated.
April 25, 2014

Algebra
what is the excluded value of the function? y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Algebra
Sorry, my oversight... what is the excluded value of the function? y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Algebra
y = (4)/(9x – 45) • –5 • 0.2 • 5 • –0.2
April 25, 2014

Biology 10B
According to the pressure-flow hypothesis, which of the following statements is not true • Water moves from the xylem to the phloem of a plant. • Water is necessary for sugars to move through phloem. • Phloem is able to move sugars in either direction to meet ...
April 24, 2014

Algebra
You are a great help.
April 23, 2014

Algebra
Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation? y = 1.8x y = 0.4/x x = y/1.8 y = x/0.4
April 23, 2014

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