# Posts by angie

Total # Posts: 1,419

Math
In a class of 550 students, students may take all, none, or a combination of courses as follows.? Draw a Venn diagram to find how many students are not in any of these courses. Mathematics-280 Science-200 Technology-230 Mathematics and Technology-110 Science and Technology-100...

French
thanks

French
In "le maïs", what is the two dots on top of the i called in english?

Syllables
thank you

Syllables
How many syllables are in chocolate? 2 or 3?

Math
thanks

Math
Is this: T= {x|x is an integer and x ¡Ý12} in roster form T={12,13,14,15,16,17...}?

Math
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Math
When you solve questions like "The sum of 3 consecutive integers is 147. Find the integers." do you find consecutive even integers and consecutive odd integers the same way?

Math
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Math
What's the time difference between 8:30 AM and 12:00 noon?

French
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French
Why is it that when you say "Je joue au hockey" you can't use le hockey?

Science
that means it's c, right?

Science
On June 21, where will the Sun appear to rise for an observer located in New York State? a. due west b. due east c. north of die east d. south of due east I just know it can't be a..

Math
Describe how you could find the 75th percentile score in a set of 20 scores.

Math
How do you find the percentile rank of 4.6?

Math
The prices of 7 race cars are 126,000 140,000 140,000 180,000 400,000 400,000 819,000 The mean is \$315,000? the median is 180,000 which of these measures of central tendency best represents the value of the seven race cars and why??

Math
thanks

Math
Sophie measured a piece of paper to be 21.7 cm by 28.5 cm. The piece of paper is actually 21.6 cm by 28.4 cm. Determine the amount of square centimeters in the area of the piece of paper using Sophie's measurements.(I got 618.45 sq cm) Determine the number of square ...

French
In chemise and chemisier, which one is masculine and which one is feminine?

French
What's wrong with this sentence? Un "A" est meilleure q'un "F". I think there's something wrong with q'un

French
What's wrong with this sentence: "Vous maigrissez." I think there's supposed to be something before and after maigrissez.

Science
never mind, I got it..does it take a P-wave about 5 minutes 40 seconds to travel 3000 km?

Science
In the Earth Science Reference Tables (you can find them at google), on pg 11 on the bottom where there's the Earthquake Travel Time Graph, on the y-axis, what does each box equal? like for the x-axis, each box between 1 and 2, and 2 and 3 is 200 km, what what about the ...

Math
When something says that I'll be tested on formulas for perimeter and area of polygons, does that mean I'll just have to know the formulas, or that I'll have to know how to use the formulas, or both?

Math
Consider the set of integers greater than -2 and less than 6. A subset of this set is the positive factors of 5. What is the complement of this subset? a. {0,2,3,4} b. {-1,0,2,3,4} c. {-2,-1,0,2,3,4,6} d. {-2,-1,0,1,2,3,4,5,6} I think it's d, even though it's not ...

Math
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Math
How do you find the answer for this: Pam is playing with red and black marbles. The number of red marbles she has is three more than twice the number of black marbles she has. She has 42 marbles in all. How many red marbles does Pam have? a. 13 b. 15 c. 29 d. 33

Math
ok

Math
How do you solve this problem: Jack brought 3 slices of cheese pizza and 4 slices of mushroom pizza for a total cost of \$12.50. Grace bought 3 slices of cheese pizza and 2 slices of mushroom pizza for a total cost of \$8.50. What is the cost of one slice of mushroom pizza? a. \$...

Math
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Math
What does it mean to solve a system of equations like y=x^2+4x-5 and y=x-1 graphically?

Math
thank you!

Math
How do you solve this question: The cost of 3 markers and 2 pencils is \$1.80. The cost of 4 markers and 6 pencils is \$2.90. What is the cost of each item?

Math
thanks

Math
Write an equation that represents the line that passes through the points (5,4) and (-5,0). I got y=2/5 * x is that right?

Math
how can I graph -1 ¡Ü x ¡Ü 3?

Math
I have to draw the graph of y=2^x over the interval -1¡Üx¡Ü3. I don't know what they mean by over the interval..

Science
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Science
Type Earth Science Reference Tables in google, and pick the 3rd one. Then go to page 15, the top.

Science
Which star shown on the luminosity and temperature of stars graph in the Earth Science Reference Tables is currently at the Sun's final predicted stage of development, and how do you know? a. Polaris b. Procyon B c. Sirius d. Rigel

Science
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Science
Is there a relationship between the time of sunrise and the daily high temperature?

Math
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Math
I think that "number sold" is the dependent variable, and "average price" is the independent variable. Am I right?

Math
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Math
I'm making a graph, but I can't tell which is the independent or dependent variable? they are "dollars spent" and "gallons bought". which one depends on the other?

Math
Is it possible to factor 2w-1-w^3? If so, how?

Math
thanks

Math
In this problem: -2/a+2 + 3a/2a-1 First I made the denominators alike: -2(2a-1)/(a+2)(2a-1) + 3a(a+2)/(a+2)(2a-1) = -4a+2/(a+2)(2a+1) + 3a^2+6a/(a+2)(2a-1) What I want to know is if I can eliminate the a+2 for the first fraction, on both the numerator and the denominator?

Math
Can I simplify the second fraction by dividing the numerator and denominator by 3b?

Math
In this problem: 5/12b + 15/36b^2 First I made a common denominator: 15b/36b^2 + 15/36b^2 Then I simplified the first fraction: 5/12b + 15/36b^2 Can I simplify the second fraction by 3b? If I can, what am I supposed to get?

Math
Are you sure it isn't 10b?

Math
In (8b+2b^3)/(b-1), Do you have to put a zero coefficient in it?

Math
Which ordered pair is a solution of the system of equations y=x^2-x-20 and y=3x-15? a. (-5,-30) b. (-1,-18) c. (0,5) d. (5,-1) When I solved the system of equations I got 5 and -1. What do I do next?

Math
How do you do this, I keep on getting 3.. There is a right triangle. One angle is 30 degrees. The hypotenuse is 24. What is the value of x, the adjacent, to the nearest whole number? a. 12 b. 14 c. 21 d. 28

Math
Thanks

Math
What is an equation of the line that passes through the points (3,-3) and (-3,-3)? how do you figure this out: a. y=3 b. x=-3 c. y=-3 d. x=y

Math
I used an online graphing calculator..so maybe it's different like that?

Math
thanks

Math
Suppose Triangle ABC has right angle C. Find the measures of the other sides to the nearest whole number if...? the measure of angle A is 32 degrees, and the measure of AB is 42. For one side, I got 23, and for the other side, I got 35. Am I right?

Literacy
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Literacy
Does flowering and blooming rhyme?

Math
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Math
How do you simplify 5-4n/4n-5?

Math
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Math
How do you factor 2x^2+2x?

Math
i meant the first instance. thanks

Math
Can you simplify 15 sqrt3 / 3 into 5 sqrt 3? why or why not?

French
How do you say the country Zaire in French?

Math
Simplify - sqrt 12b^2 * 2 sqrt 8b. I got -8 sqrt 6

Science
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Science
I don't know..I think it's supposed to be switched in the southern hemisphere, so december?

Science
Why is it that in late August, the amout of sea ice surrounding the continent of Antarctica approaches its greatest extent? And why is it that in February, the sea ice surrounding Anarctica is at it's minimum extent?

French
oh, I forgot all about that..thank you!

French
in this: Question: ¨¤ qui aimes-tu rendre visite? Response: J'amie rends visite ¨¤ ma cousine. So my mistake was that it was supposed to be rendre, but I don't understand why..aren't you supposed to conjugate it to rends?

Math
thanks

Math
There's a right triangle. There's an angle that measures 41 degrees. The hypotenuse is x, and the angle opposite 41 degrees measures 25 in length. How can I find what x is? The proportion set up is 25/x, but how do you solve for x?

science
is able to change shape. this requires energy

Math
50. If you take half of 50, it's 25.

French
are you sure? This question was on a quiz I took, and my teacher circled rends and took off a point..

French
No, that was a typo. I meant to say J'aime. and both question marks are a with an accent grave.

French
What's wrong with my response in this: Question: À qui aimes-tu rendre visite? Response: J'amie rends visite à ma cousine.

Math
how does sqrt 18=3sqrt2?

Math
¡Ì means sqrt. Simplify (2¡Ì6+3¡Ì3)(¡Ì6-5¡Ì3) I got 15¡Ì2 -45.

Math
Another painting has length : width ratio approximately equal to the golden ratio (1 + sqrt 5) : 2. Find the length of the painting if the width is 34 inches.

Math
A firefighter is on the fifth floor of an office building. She needs to throw a rope into the wiindow above her on the seventh floor. The function h=-16t^2+36t models how high above her she is able to throw a rope. If she needs to throw the rope 40 ft above her to reach the ...

Science
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Science
Why can there only be a solar eclipse with a new moon, not a full moon?

Science
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Science
Is there another website? May 15th isn't on there..

Science
Is there any website that can tell me what the phase of the moon will be on May 15th?

Science
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Science
what is the earth's time system based on? I think it's time zones..

Math
how did you get (10/12) sqrt 3?

Math
How do you simplify 5/¡Ì12? I know you have to multiply the denominator,¡Ì12, by a radical to make a perfect square.. I think you're supposed to multiply it by 12? But there seems to be other numbers multiplied by 12 that can make a perfect square...

Math
how do you solve this system? I'm using substitution.. y=3x+4 y=-x^2 First I combined it: -x^2=3x+4 I don't know how to solve it now..

Math
how many solutions are in this system: y=x^2+2x+5 y=-2x+1 I'm not sure, but I got no solutions.

French
do you know why I shouldn't include the ¨¤? and why the que shouldn't be there?