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231083 Questions
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A list of ten distinct, positive integers has a median of 5.5. What is the smallest possible average of the ten positive integers? Explain your ansswer in complete sentences.
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Guest
Mar 7, 2023
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87
1
help plz
Sue uses 6.3 pints of white paint and blue paint to paint her bedroom walls.
1
4
of this amount is white paint, and the rest is blue paint. How many pints of blue
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Guest
Mar 7, 2023
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74
1
Help!
The raw scores on the physics group projects are 18, 29, 32, 35, 36, 49, 53, 64, 66. The teacher wants to rescale the scores using the linear formula G = kR + c, where G is the final grade and R is the raw score. She wants the highest score to scale to
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Guest
Mar 7, 2023
0
73
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Geometry
I need help plz
Let AB be a diameter of a circle, and let C be a point on the circle such that AC=8 and BC=4 The angle bisector of ACB intersects the circle at point M Find CM.
Guest
Mar 7, 2023
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70
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Expected value
I need help with these
Suppose we have a bag with 10 slips of paper in it. Eight slips have a 3 on them and the other two have a 5 on them.
(a) What is the expected value of the number shown when we draw a single slip of paper?
(b)
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Guest
Mar 7, 2023
0
85
1
can you help me?
how can you find the number of 2 thirds in 6
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Guest
Mar 7, 2023
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94
1
Algebra 2/ Trig
Write each expression as a single or natural log
3log7+2log5-4log2
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Guest
Mar 7, 2023
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79
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Counting
In how many ways can three points be selected from the grid below so that they form a right isosceles triangle?
Guest
Mar 7, 2023
0
87
0
Drey makes $10 an hour plus $15 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.
Drey makes $10 an hour plus $15 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.
Part A: Create an equation that shows the amount of wages earned, W, for working x hours in a week when there
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Guest
Mar 7, 2023
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93
1
Counting
Sam writes down the numbers 1, 2, 3, ..., 99
(a) How many digits did Sam write, in total?
(b) Sam chooses one of the digits written down, at random. What is the probability that Sam chooses a 0?
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Guest
Mar 7, 2023
0
83
1
Counting
Need help plz
At my office, 16 people own cats, people own dogs, and people own both cats and dogs. How many people own a cat or a dog?
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Guest
Mar 7, 2023
0
86
1
Counting
Help plz with this
There are 97 students in South High School. South High School offers only Chinese and Spanish. There are more students in Chinese than in Spanish, and every student takes at least one language. If students
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Guest
Mar 7, 2023
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83
1
Counting
Plz help I don't know.
In a row of five squares, each square is to be colored either red, yellow, or blue, so that no two consecutive squares have the same color, and at lest three of the squares are red. How many ways are there
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Guest
Mar 7, 2023
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76
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Inequality
Prove that if a, b, and c are positive real numbers, then
sqrt(a^2 + ab + b^2) + sqrt(a^2 + ac + c^2) + sqrt(b^2 + bc + c^2) >= sqrt(3) (sqrt(ab) + sqrt(ac) + sqrt(bc))
When does equality occur?
Guest
Mar 7, 2023
0
71
0
Algebra
Need help with these
Select all the correct statements. (For this problem, we assume that an exponential function is of the form ka^x where a > 0)
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Guest
Mar 7, 2023
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68
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Coordinates
Points A, B, and C are given in the coordinate plane. There exists a point Q and a constant k such that for any point P,
PA^2 + PB^2 + PC^2 = 3PQ^2 + k
If A = , B = , and C = , then find the constant k.
Guest
Mar 7, 2023
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69
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Geometry
In triangle PQR, M is the midpoint of PQ. Let X be the point on QR such that PX bisects angle QPR, and let the perpendicular bisector of PQ intersect AX at Y. If PQ = 36, PR = 22, QR = 26, and MY = 8, then find the area
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Guest
Mar 7, 2023
0
84
1
Counting
Help plz with this
There are 97 students in South High School. South High School offers only Chinese and Spanish. There are more students in Chinese than in Spanish, and every student takes at least one language. If students
read more ..
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Guest
Mar 7, 2023
0
104
1
Counting
Joanna has six beads that she wants to assemble into a bracelet. Two of the beads have the same color, and the other four all have the same color. How many different ways can Joanna assemble her bracelet? (Two bracelets are considered identical if one can
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Guest
Mar 7, 2023
0
75
0
Counting
In how many ways can three pairs of siblings from different families be seated in two rows of three chairs, if siblings may sit next to each other in the same row, but no child may sit directly in front of their sibling?
Guest
Mar 7, 2023
0
96
0
Counting
Franklin the fly starts at the point (0,0) in the coordinate plane. At each step, Franklin takes a step to the right, left, up, or down. After 1 step, how many different points could Franklin end up at?
Guest
Mar 7, 2023
+1
101
6
+656
Pls Help; more Percents
A calculus lecture has 200 students. 75% of the students study math, 15% study physics, and the rest study chemistry.
On Monday, 20% of the physics students leave, and 6 new chemistry students join. On Tuesday, 4 physics students decide to study math
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Keihaku
Mar 7, 2023
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78
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Counting
Six children are each offered a single scoop of any of 3 flavors of ice cream from the Combinations Creamery. How many ways can each child choose a flavor for their scoop of ice cream so that some flavor of ice cream is selected by exactly two children?
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Guest
Mar 7, 2023
0
91
1
Probability
A standard six-sided die is rolled twice. What is the probability that the product of the rolls is 1, 2, or 3?
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Guest
Mar 7, 2023
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