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Post New Question
All Questions
+0
234943 Questions
0
657
1
how to solve
Sana is playing basketball.After she took 20 shots,she got in 55% of those shots.After she took 5 shots,the overall percentage of her shots that went in became 56%.How many of her last 5 shots went in ?
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Guest
Jul 19, 2020
0
623
2
please solve
Please is there anyone who can solve it
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Guest
Jul 19, 2020
0
345
0
geometry
Two circles each with radius 10cm are placed so that they are tangent to each other and a straight line. A small circle is nested between them such that it is tangent to the larger circles as well as the line. Then whtat is the radius of smaller circle (cm)?
read more ..
Guest
Jul 19, 2020
0
446
1
need help
How many pairs of values of ( x,y) satisfy the equation 3x + y <= 10 , given that x and y are positive integers.
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Guest
Jul 19, 2020
0
439
1
please help
Xiao Ming is now 15 yearsold, his sister is 8 years old, and his father is 46 years old. When Xiao Ming was half his father's age, how old was his sister?
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Guest
Jul 19, 2020
0
507
1
algebra
Find the value of x^3 + y^3 + 12xy – 64, when x +y = 4
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Guest
Jul 19, 2020
0
466
1
please help
If it takes 6 men 4 days to dig a hole 3 metres deep, how long will it take10 men to dig a hole 7 metres deep?
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Guest
Jul 19, 2020
+2
1046
1
+367
PLEASE HELP ASAP
The ratio of the areas of two squares is . After rationalizing the denominator, the ratio of their side lengths can be expressed in the simplified form where a, b, and c are integers. What is the value of the sum ?
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imdumb
Jul 19, 2020
+1
681
1
+107
rationalize the denominator
Rationalize the denominator of . The answer can be written as , where A, B, C, and D are integers, D is positive, and B is not divisible by the square of any prime. Find the minimum possible value of .
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xplosions
Jul 19, 2020
0
696
2
+212
Let the line p be the perpendicular bisector of A = (24, 7) and B = (3, 4). Given that AB meets p at C = (x, y), what is 2x - 4y.
Let the line p be the perpendicular bisector of A = (24, 7) and B = (3, 4). Given that AB meets p at C = (x, y), what is 2x - 4y.
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Filliqq
Jul 19, 2020
0
563
3
+234
SAT practice question
If x men can do a job in 15 days, how long will it
take 10 men to complete this task, assuming that
they work at the same rate?
how do i set up this problem?
15 x = 10 y?
read more ..
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BLANK
Jul 19, 2020
0
534
2
Pls Help ASAP
write a system of 3 equations and 3 variables that has the unique solution of (-1,1,2).
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Guest
Jul 19, 2020
0
531
1
+81
PLS HELP ASAP
Find the greatest prime divisor of the sum of the arithmetic sequence
1+2+3+.....+80
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toodlestraws
Jul 19, 2020
0
639
1
help with geometry
Two 4 x 4 squares intersect at right angles, bisecting their intersecting sides, as shown. The circle's diameter is the segment between the two points of intersection. What is the area of the shaded region created by removing the circle from the square?
read more ..
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Guest
Jul 19, 2020
0
423
1
circle
Find the center and radius of the circle x^2 + y^2 –6y – 16 = 0
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Guest
Jul 19, 2020
0
386
1
Statistics Estimate Population Mean
How do you calculate margin error?
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Guest
Jul 19, 2020
0
513
3
Drawing Cards
Fred draws three cards from a standard deck of 52 cards. First he drew a Jack, then a Queen, then a King.
What is the probability of this happening, in this exact order? Assume the drawing is done without replacement.
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Guest
Jul 19, 2020
0
419
1
please help
Simplify the following expression.
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Guest
Jul 19, 2020
0
558
1
help me please
Write an equation in slope-intercept from for the parallel to y=3x-2 that passes through the point (5,-2). Type your equation in form y=mx+b
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Guest
Jul 19, 2020
0
488
1
+865
i need some help
If the point (2,9) is on the graph of y=f(x), then there is one point which must be on the graph of y=f(-x). What is the sum of that point's coordinates?
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AnimalMaster
Jul 19, 2020
0
546
1
how do you do this question
Find the surface area.
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Guest
Jul 19, 2020
0
777
2
linear equation
A linear function has the same y-intercept as x+2y=8 and it’s graph contains the point (9,6) find the y-intercept of the linear function
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Guest
Jul 19, 2020
Jul 18, 2020
0
546
3
help
I've gotten my answer for this problem that I am currently working on, but I need to write it in a+bi form where a and b are real numbers. So how do I write both (-4)^1/4 and -(-4)^1/4 in a+bi form?
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Guest
Jul 18, 2020
0
423
1
help with solution
John wants to make 15 L of a 71% alcohol solution by mixing together a 80% alcohol solution and a 65% alcohol solution. How much of each solution must he use?
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Guest
Jul 18, 2020
0
462
1
sequence problem
Find the 10th term of the geometric sequence 7, -14, 28, -56, ...
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Guest
Jul 18, 2020
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