03/03/19

Suppose Set B contains 45 elements and the total number elements in either Set A or Set B is 48. If the Sets A and B have 7 elements in common, how many elements are contained in set A?
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02/11/19

4th grade math problem
how to solve mathematical question-there are 20 flowers in a vase. 2/5 are roses, 1/4 are daisies, 1/10 are tulips, and the rest are lilies. how many of each type of flower is in the vase?
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10/25/18

Perimeter and slope

The perimeter of a square is 48 inches . What is the area , in square inches , of the square .
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10/07/18

Sixteen players participate in a table tennis tournament. If the organisers adopt a round robin method,what will be the total possible number of tournament matc
Sixteen players participate in a table tennis tournament. If the organisers adopt a round robin method,what will be the total possible number of tournament matches played
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09/30/18

f you weigh 100 pounds on Earth and go to a planet that is 1/2 the mass of earth and 1/2 the size of Earth, what is your new weight on that planet?
Its related to newton law of gravity, but I just don't understand the math.
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09/28/18

(4,3) and (r,4) and a slope of 1/2
Fine the value of r
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09/27/18

please help me solve the question !!
Let S be a nonempty subset of plane R^2 , it is known that every point (x, y) in Ssatisfies “if x > 0 , then y > 0 ”. Consider the following properties possibly satisfiedby points (x, y) in S... more
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09/24/18

how do i make 3x5+4-2x2+6-4=15 ?
I cant seem to make this problem make 15 , it either goes higher or lower 
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09/01/18

6a-(9a+1)-(3a-1)>2 in interval notation and graphing on a number line
6a-(9a+1)-(3a-1)≥2
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08/30/18

Algebra Help (question in description)
You are choosing between two health clubs. Club A offers membership for a fee of $ 28 plus a monthly fee of $ 26.  Club B offers membership for a fee of $ 19 plus a monthly fee of $ 29.  After how... more
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07/15/18

give solution plz
A can do a job in 15 minutes,B takes 20 minutes while C takes 30 minutes to do the same job. All three begin working together.A leaves after 2 minutes, leaving B and C to continue working... more
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06/27/18

system of equaitons
Using the system of equations below, which expression can be correctly substitutedfor y in the equation 3x + 5y = 7?–2x – y = –103x + 5y = 7A. –2x + 10B. 2x – 10C. –2x – 10D. 2x + 10
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06/27/18

The line y=mx is a tangent to the circle x^2+(y-2)^2=2.
Find algebraically the values of m and the points of contact of the tangents to the circle.
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06/25/18

help with this
A restaurant is offering a 5-course meal with 3 choices for an appetizer, 6 choices of pasta, 2 choices for a salad, 4 choices for the main course and 5 choices for dessert. How many different... more
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06/24/18

Number of Possible Ways Statistics Problem
A soccer team of 11 players has to be selected from a group of 19 players. How many differentteams are possible?     A committee of 4 has to be formed out of a group of 17 students. How many... more
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06/24/18

How many points can I get total?
There are 1,440 minutes in a day. If I get one point every 10 minutes, how many points can I get total?
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06/24/18

The circle x^2 + 4x - 6y = k passes through the point (-1,1). Find the value of k, the radius, and the center of the circle.
STILL NO IDEA HOW
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06/24/18

Find all values of k such that the circle whose equation is x^2 + y^2 + 8x - 12y + k^2 = 0 is tangent to the x-axis.
this was for our homework and i have no idea how to do it :(((
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06/24/18

Arithmetic mean Formula:
Arithmetic mean= a1 + a2 + a3...an⁄n    How is this = 1⁄n ∑ ai , i=1  ? (How i=1?)
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06/20/18

If you make a random guess for the answer to that question, what is the probability that you r answer is the correct answer Pierce?
"Who was the 14th president of the United States: Taylor, Fillmore, Pierce, or Buchanan?" If you make a random guess for the answer to that question, what is the probability that your answer is the... more
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06/20/18

How do you simplify an exponent thingy?!
Help! I have a packet that is almost done but I am stuck on one question. How do you simplify 3^4? I don't understand when it says ' simplify '.
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06/20/18

line CD is tangent to circle A at point B. segment AB is a radius of circle A. what can be concluded about angle ABD?
nothing but the given information in the question box
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06/20/18

1 3 4 5 7 9 in how many ways can the number be arranged if 3 9 are together
I am a student of ca afc in pac 
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06/19/18

find the amout
The principal $13000 is accumulated with 16% interest compounded quarterly for 3 years
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06/19/18

the sum is 19 and has a difference of 7
i need help
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