Answer:
the 3rd one
Step-by-step explanation:
Identify the gcf of each expression as 2or 4
The greatest common factors (GCF) of the given sets of numbers are
GCF
(24 + 32 + 12) 4
(88 + 28 + 32) 4
(12 + 10 + 36) 2
(20 + 8 + 36) 4
(14 + 28 + 22) 2
(26 + 24 + 20) 2
Greatest Common Factors (GCF)From the question, we are to identify the greatest common factors of the given sets of numbers
(24 + 32 + 12)The greatest common factor of 24, 32 and 12 is 4
(88 + 28 + 32)The greatest common factor of 88, 28 and 32 is 4
(12 + 10 + 36)The greatest common factor of 12, 10 and 36 is 2
(20 + 8 + 36)The greatest common factor of 20, 8 and 36 is 4
(14 + 28 + 22)
The greatest common factor of 14, 28 and 22 is 2
(26 + 24 + 20)The greatest common factor of 26, 24 and 20 is 2
Hence, the greatest common factors (GCF) of the given sets of numbers are
GCF
(24 + 32 + 12) 4
(88 + 28 + 32) 4
(12 + 10 + 36) 2
(20 + 8 + 36) 4
(14 + 28 + 22) 2
(26 + 24 + 20) 2
Here is the complete question:
Identify the GCF of each expression as 2 or 4.
(24 + 32 + 12)
(88 + 28 + 32)
(12 + 10 + 36)
(20 + 8 + 36)
(14 + 28 + 22)
(26 + 24 + 20)
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plz help will mark as brainliest
Which graph represents a function?
X
a sample of 79 charleston county households have a mean income of $41,229 with a standard deviation of $2,793. find a 99% confidence interval for the true population mean income for households in charleston county. round your answers to the nearest dollar.
The 99% confidence interval for the true population mean income is approximately $40,420 to $42,038.
What is the Z-score corresponding to a 99% confidence level?
The Z-score corresponding to a 99% confidence level is approximately 2.576.
To find the 99% confidence interval for the true population mean income for households in Charleston County, we can use the formula:
Confidence Interval = Sample Mean ± (Z * (Standard Deviation / √n))
Where:
Sample Mean = $41,229
Standard Deviation = $2,793
n = 79 (sample size)
Z = Z-score corresponding to the desired confidence level (99% confidence level)
First, we need to find the Z-score for a 99% confidence level. Since the confidence level is 99%, we will have an alpha (α) value of 0.01 for a two-tailed test. Looking up the Z-score corresponding to an alpha value of 0.01 gives us approximately 2.576.
Confidence Interval = $41,229 ± (2.576 * ($2,793 / √79))
Now we can calculate the confidence interval:
Confidence Interval = $41,229 ± (2.576 * $313.68)
Confidence Interval = $41,229 ± $808.07
Confidence Interval = ($40,420, $42,038)
Therefore, the 99% confidence interval for the true population mean income for households in Charleston County is approximately $40,420 to $42,038 (rounded to the nearest dollar).
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PLEASE HELP ASAP, I WILL GIVE 40 POINTS IF THE RIGHT ANSWER, AND BRAINLEST, ASAP
Answer:
We multiply by 2 and add 4
Step-by-step explanation:
To find the pattern, we find the slope
m = ( y2-y1)/(x2-x1)
m = ( 10-6)/(3-1)
m = 4/2
m =2
We are multiplying by 2
y = mx+b where m is the slope and b is the y intercept
y = 2x+b
Using the point (1,6)
6 = 2(1)+b
6 = 2+b
The y intercept is 4
y = 2x+4
We multiply by 2 and add 4
a player can play a game by rolling a fair die several times. the player can win money based on the numbers rolled. the table shows the probability of each payout amount (assume that the remaining probability has a payout of 0 so that the probabilities add to 1). to the nearest dollar, what is the expected payout of the game?
If a player can play a game by rolling a fair die several times. the player can win money based on the numbers rolled, then the expected payout is $204
To find the expected payout of the game, first we need to multiply each payout amount by its probability and then sum up the results.
Assume that the remaining probability has a payout of 0 so that the probabilities add to 1
From the table,
Expected payout of the game = (140 × 0.101) + (4400 × 0.029) + (155000 × 0.0004)
Multiply the numbers
= 14.14 + 127.6 + 62
Add the numbers
= 203.74
≈ $204
Therefore, the expected payout of the game is approximately $204.
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The given question is incomplete, the complete question is :
A player can play a game by rolling a fair die several times. the player can win money based on the numbers rolled. the table shows the probability of each payout amount (assume that the remaining probability has a payout of 0 so that the probabilities add to 1). to the nearest dollar, what is the expected payout of the game?
Plz help me!!!!!!!!!!!!!!!!
Answer:
Well for number 3 it is the fourth join
And for four is the second option
Step-by-step explanation:
Number three is the fourth choice because all you do is take the two numbers and put the colun there.
And for number four is the second option because you do the same
LET ME KNOW ON HOW YOU DID IN THE COMMENTS!!
Is this graph a function?
Answer:
Depends; it is a function of y because each y value maps out to only 1 x value, but it is not a function of x, because for x = 3 y maps out to infinite values.
The value of Maggie's car decreased by 10% since last year, when she bought it. If the car is now worth $16,000.00, how much was the car worth when she bought it?
Answer: 17600
Step-by-step explanation: 16000*10% is the same as 16000*0.1, then you get 1600. 16000+ 1600 is 17600
What is the tangent ratio of KJL? (Question and answers provided in picture.)
Answer:
Option (1)
Step-by-step explanation:
The given triangle JKL is an equilateral triangle.
Therefore, all three sides of this triangle will be equal in measure.
Side JK = JL = KL = 48 units
Perpendicular LM drawn to the base JK bisects the base in two equal parts JM and MK.
By applying tangent rule in ΔJML,
tan(∠KJL) = \(\frac{\text{Opposite side}}{\text{Adjacent side}}\)
= \(\frac{\text{LM}}{\text{JM}}\)
= \(\frac{\text{LM}}{24}\)
Since, Sin(K) = \(\frac{\text{Opposite side}}{\text{Hypotenuse}}\)
Sin(60)° = \(\frac{\text{LM}}{48}\)
\(\frac{\sqrt{3}}{2}=\frac{\text{LM}}{48}\)
LM = 24√3
Now, tan(∠KJL) = \(\frac{\text{LM}}{24}\)
= \(\frac{24\sqrt{3} }{24}\)
Therefore, Option (1) will be the answer.
A wooden jewelry box has the shape of a prism with a regular hexagonal base of 85.3 in2. The sides of the hexagonal base are all 5.73 inches. If the height of the box is 18.10 inches, what is the surface area of the wood used to make the jewelry box?
Answer:
792.9 in²
Step-by-step Explanation:
Given:
Area of the base of the regular hexagonal prism box (B) = 85.3 in²
Each side length of hexagonal base (s) = 5.73 in
Height of prism box (h) = 18.10 in
Required:
Surface area of the wood used in making the hexagonal prism box
SOLUTION:
Surface area for any given regular prism can be calculated using the following formula: (Perimeter of Base × height of prism) + 2(Base Area)
Perimeter of the hexagonal base of the prism box = 6(5.73) (Note: hexagon has 6 sides.)
Perimeter of base = 34.38 in
Height = 18.10 in
Base area is already given as 85.3 in²
Surface area of the hexagonal prism box \( = (34.38*18.10) + 2(85.3) \)
\( = 622.278 + 170.6 = 792.878 in^2 \)
Surface area of the wood used in making the jewelry box ≈ 792.9 in²
SOMEONE PLEASE HELP ME WITH THIS!!!!
Answer:
It is C
Step-by-step explanation: The explanation says that he subtracted 10 by 20 and divided by 5 so the real answer is 18 but the answer in your page is C
Your Welcome :)
5x+y=3,5x+y=2 by inspection
Consequently, (3, 5/2) is the answer to the equations 5x+y=3 and 5x+y=2. Either conditional solutions or identities are categories for equations.
what is equation ?Its simplest form is thought to be the number's smallest equivalent fraction. How to determine the simplest form. Look for shared factors in the denominator and numerator. A fractional number can be checked to discover if it is a prime number. A statement having two quadrilateral and an equal sign in the middle is referred to as a mathematical equation. Every variable's degrees are listed in descending order in the general form of any equation. The formula for a linear equation is x + b = 0. The general form of a two-variable linear equation is an x + b y + c = 0. (or something similar). Either conditional solutions or identities are categories for equations. An identity holds true for whatever value of the variables.
given
5x + y = 3
5x + y = 2
x = y-3/ 5
y - 3 +y = 2
2y = 5
y = 5/2
x = 3
Consequently, (3, 5/2) is the answer to the equations 5x+y=3 and 5x+y=2.
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The cable company has yearly projections for an increase in the cost of cable a customer must pay. The monthly increase is represented by x^2-16x+64=0x2
−16x+64=0, where x is the amount of increase in dollars per month. What will be the monthly increase for all of the cable customers?
The amount of monthly increase will be 8$
What is Quadratic Equation?
Quadratics are polynomial equations of the second degree, which means that they contain at least one squared term. Quadratic equations are another name for it. The quadratic equation has the following general form: ax² + bx + c = 0. x is an unknown variable, whereas a, b, and c are numerical coefficients.
Solution:
Given Equation is x² - 16x + 64 = 0
Using the formula method we will first find the discriminant
D = b² - 4ac
D = 256 - 256 = 0
x = -b +- √D / 2a
x = 16/2 = 8
x = 8
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NEED ANSWER IN Q ASAP- 50 POINTS
Answer:
\(\sf c = -4\) and \(\sf b = -6\)
Explanation:
using the formula: \(\sf x = \frac{ -b \pm \sqrt{b^2 - 4ac}}{2a}\)
Here the a = 1
using the equation:
\(3 \pm\sqrt{13}= \frac{ -b \pm \sqrt{b^2 - 4(1)c}}{2(1)}\)
\(6 \pm2\sqrt{13}= -b \pm \sqrt{b^2 - 4(1)c}}\)
matching the coefficients: b = - 6
find c:
\(6 \pm2\sqrt{13}= -(-6) \pm \sqrt{(-6)^2 - 4(1)c}}\)
\(6 \pm2\sqrt{13}= 6 \pm \sqrt{36 - 4c}}\)
\(\sf 6 \pm\sqrt{52}= 6 \pm \sqrt{36 - 4c}}\)
\(\sf 36-4c = 52\)
\(\sf -4c = 52-36\)
\(\sf -4x = 16\)
\(\sf c = -4\)
please answerrrrrr
Ryan eats 12 apples a week what is an estimate what they eat in a month
1. around 30-35 apples
2. around 35-40 apples
3. around 45-50 apples
4. around 50-60 apples
Answer:
3
Step-by-step explanation:
Answer:
3. around 45-50 apples
Step-by-step explanation:
The month has 4 weeks so you just have to multiply 12 times 4 and that gives you 48.
hope it helps!
The Bluebird Bakery sells more cookies when it lowers its prices, but this also changes profits. The profit function for the cookies is f(x)=-500(x-0.45)^2+400. This function represents the profit earned when the price of a cookie is x dollars. The bakery wants to maximize its profits. Complete parts a to d below.
Answer:
a. x≥0, cannot be negitive, price of cookie
b. 398.75 for .40c cookies, 355 for .75c cookies
c. .45
d. 400
Step-by-step explanation:
your welcome
Using the vertex of the quadratic equation, it is found that the the profit is maximized with a unit price of $0.45.
The equation of a parabola of vertex (h,k) is given by:
\(f(x) = a(x - h)^2 + k^2\)
If a < 0, the maximum value is of k at x = h.
In this problem, the quadratic equation is:
\(f(x) = -500(x - 0.45)^2 + 20^2\)
The unit price is x, thus, since h = 0.45, the the profit is maximized with a unit price of $0.45.
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What does the magnitude of the correlation coefficient indicate about the variables?
The magnitude of the correlation coefficient indicate the "strength" about the variables.
What is correlation?In the financial and investing industries, correlation is a statistic which indicates the extent that two securities change in relation to one another.
Correlations are employed in advance portfolio management and are calculated as correlation coefficient, that must be between -1.0 and +1.0.
Some key features regrading correlation are-
Within finance, this correlation can be used to compare the movements of a stock to the movement of benchmark index, like the S&P 500.Correlation is inextricably linked to diversification, the idea that some types of risk can be minimized by investing in non-correlated assets.Correlation quantifies relationship but does not reveal whether x affects y or conversely whether the association is due to a third component.A scatterplot may be the best way to identify correlation, especially is if variables get a non-linear but nevertheless substantial connection.To know more about correlation, here
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PLEASE HELP! (WILL MARK BRAINLIEST.)
The cost to rent a scooter is $24 plus $1.25 per mile traveled on the scooter. Paula rented a scooter and paid a total of $48. How many miles did she ride?
*please provide an explanation! *
Answer:
answer = 19.2
Step-by-step explanation:
48 = 24 + 1.25x
48 - 24 = 1.25x
24 = 1.25x
24/1.25 = x
19.2 = x
How do you write 90% as a fraction
Answer:
9/10
Step-by-step explanation:
90/100
is 9/10 simplified
Answer:
it 9/10 becuse nvm
Step-by-step explanation:
While printing material from the Internet, Greg used 10 pages of paper from a package of 500 sheets of paper. What percentage of the paper did he use?
Answer:
Step-by-step explanation:
I dont know l
Is it possible for a quadratic equation to have one real solution and one imaginary solution?
Answer:
Step-by-step explanation:
no, ∵ imaginary roots always occur in pairs.
jayce travels 30 miles per hour in her car.how many miles does she travel in 4 hours
Answer:
120 miles
Step-by-step explanation:
30 miles per hour * 4 hours
120 miles
Answer:
She travels 120 miles in 4 hours.
Step-by-step explanation:
She travel in 4 hours = 30 miles × 4 = 120 milesShe travels 120 miles in 4 hours
-5 = -y - 3x
Write the equation in slope-intercept form. Please help me. :)
Answer:
y = -3x + 5
Step-by-step explanation:
You want it in y = mx + b form
-5 = -y - 3x
Add y to both sides
-5 + y = -y + y - 3x
-5 + y = -3x
Add 5 to both sides
- 5 + 5 + y = -3x + 5
y = -3x + 5
This is a 2 part question. Using the following information South Rim Location: 36.0421∘−111.8261∘ Horizontal distance between: 4500 m Colorado River Location: 36.0945∘−111.8489∘ Horizontal distance between: 7000 m North Rim Location: 36.1438∘−111.9138∘ Part 1. Calculate the rate of incision (using the time of 3.6 million years that it took the river to reach its current position)) from both the South Rim to the Colorado River and the North Rim to the Colorado River. Part 2. Calculate the rate of widening from the river to the South Rim (using the time of 4.8 million years when the Colorado River started to flow in this area) and also the rate of widening from the river to the North Rim. South Rim incision about 400 m/Ma; North Rim incision about 460 m/Ma; South Rim widening about 830 m/Ma; North Rim widening about 1460 m/Ma South Rim incision about 800 m/Ma; North Rim incision about 400 m/Ma; South Rim widening about 800 m/Ma; North Rim widening about 1500 m/Ma South Rim incision about 400 m/Ma; North Rim incision about 800 m/Ma; South Rim widening about 800 m/Ma; North Rim widening about 1150 m/Ma None of the answers listed are even close. Thus, this is the best answer.
Part 1: South Rim incision: 400 m/Ma, North Rim incision: 460 m/Ma.
Part 2: South Rim widening: 800 m/Ma, North Rim widening: 1500 m/Ma.
Part 1: The rate of incision is the change in elevation over time. From the given information, the South Rim incises at a rate of 400 m/Ma (meters per million years), while the North Rim incises at a rate of 460 m/Ma.
Part 2: The rate of widening is the change in horizontal distance over time. Using the provided data, the rate of widening from the river to the South Rim is approximately 800 m/Ma, and from the river to the North Rim, it is about 1500 m/Ma.
These rates indicate the average amount of vertical erosion and horizontal widening that occurs over a million-year period. The South Rim experiences slower incision but significant widening, while the North Rim incises more rapidly and widens at a lesser rate. These geological processes contribute to the unique topography and formation of the area over millions of years.
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Look over Chuck's work What is incorrect about the way Chuck interpreted his problem? What should have been a clue to Chuck that something was wrong?
The probability that a random student will be taking both Algebra 2 and Chemistry is 0.0136 or 1.36%.
To find the probability that a random student will be taking both Algebra 2 and Chemistry, we need to use the concept of conditional probability.
Let's denote the event of taking Algebra 2 as A and the event of taking Chemistry as C. We are given that P(A) = 0.08 (8% probability of taking Algebra 2) and P(C|A) = 0.17 (17% probability of taking Chemistry given that the student is taking Algebra 2).
The probability of taking both Algebra 2 and Chemistry can be calculated using the formula for conditional probability:
P(A and C) = P(C|A) * P(A)
Substituting the given values:
P(A and C) = 0.17 * 0.08
P(A and C) = 0.0136
Therefore, the probability that a random student will be taking both Algebra 2 and Chemistry is 0.0136 or 1.36%.
It is important to note that the probability of taking both Algebra 2 and Chemistry is determined by the intersection of the two events, which means students who are taking both courses. In this case, the probability is relatively low, as it depends on the individual probabilities of each course and the conditional probability given that a student is taking Algebra 2.
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Jonathan run each day after chool to train for hi cro country team. He ran 3 mile the firt week, 5 the econd week, and 7 mile the third week. If thi pattern continue, how many mile will he be running during the fifteenth week of chool?
If Jonathan ran 3 mile in first week , 5 mile in second week , then the distance he will be running in 15th week is 31 miles .
If Jonathan is running 3 miles, 5 miles, and 7 miles on consecutive weeks. This pattern is an increasing sequence by 2 miles each week.
we have to find out how many miles Jonathan will be running during the fifteenth week of school,
we use the formula for the nth term of an Arithmetic Sequence:
⇒ aₙ = a₁ + (n-1)d, where "a₁" is the first term, "n" is the term number, and "d" is the common difference ;
Here, a₁ = 3, n = 15, and d = 2,
So , a₁₅ = 3 + (15-1)×2
⇒ 3 + 14×2
⇒ 3 + 28
⇒ 31 ;
Therefore, Jonathan will be running 31 miles during the fifteenth week of school.
The given question is incomplete , the complete question is
Jonathan run each day after school to train for his cross country team. He ran 3 mile the first week, 5 the second week, and 7 mile the third week. If this pattern continue, how many mile will he be running during the fifteenth week of school ?
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let $b,$ $a,$ and $d$ be three consecutive vertices of a regular $20$-gon. a regular heptagon is constructed on $\overline{ab},$ with a vertex $c$ next to $a.$ find $\angle bcd,$ in degrees
To find the measure of angle BCD, we need to determine the measure of angle BCA first.
In a regular 20-gon, the sum of the interior angles is given by the formula: (n-2) * 180 degrees, where n is the number of sides of the polygon. So, in a 20-gon, the sum of the interior angles is (20-2) * 180 = 3240 degrees.
Since the 20-gon is regular, each interior angle has the same measure. Therefore, each interior angle of the 20-gon measures 3240 degrees / 20 = 162 degrees.
Angle BCA is one of the interior angles of the 20-gon, so it measures 162 degrees.
Now, in the heptagon BACD, the sum of the interior angles is given by the formula: (n-2) * 180 degrees, where n is the number of sides of the polygon. So, in a heptagon, the sum of the interior angles is (7-2) * 180 = 900 degrees.
Since the heptagon is regular, each interior angle has the same measure. Therefore, each interior angle of the heptagon measures 900 degrees / 7 = 128.571 degrees (rounded to three decimal places).
Angle BCA is one of the interior angles of the heptagon, so it measures 128.571 degrees.
Finally, angle BCD is the difference between angles BCA and BCD: angle BCD = angle BCA - angle BCD = 162 degrees - 128.571 degrees = 33.429 degrees (rounded to three decimal places).
Therefore, angle BCD measures approximately 33.429 degrees.
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Let B, A, and D be three consecutive vertices of a regular 18-gon. A regular heptagon is constructed on \(ABbar\), with a vertex C next to A. Find\(\leqBCD\) ∠\(BCD\) , in degrees.
To determine the degrees of angle BCD in this problem, we must first discover the degree of each interior angle of the 20-gon and the heptagon. Calculating these values, and subtracting them from 180, we find the measure of angle BCD equals to 69.43 degrees.
Explanation:In this problem, we need to find the measure of angle BCD of a heptagon formed on a side of a regular 20-gon. We have that consecutive vertices B, A, D of 20-gon and vertex C of a heptagon formed on line segment AB is our interest point.
Since A, B, D are consecutive vertices of a regular 20-gon, we first calculate the value of each interior angle using the formula (n-2)×180/n, where n is the number of sides. So the measure of each interior angle of the 20-gon is (20-2)×180/20 = 162 degrees.
The heptagon shares one of its vertices with the 20-gon (i.e., point A). Point C is a neighboring vertex of A in this heptagon. The angles of a regular heptagon are calculated in the same way, using the formula (7-2)×180/7, which gives approximately 128.57 degrees.
Therefore, to calculate the measure of angle BCD, let's note that it equals to (180 - angle BAC) + (180 - angle CAD). Since angles BAC and CAD are parts of the 20-gon and the heptagon respectively, it will be (180 - 162) + (180 - 128.57) = 18 + 51.43 = 69.43 degrees.
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Help with 2 3 4 and 5 please!
Answer:
Number 2 is A
Number 3 is (5, -4)
Number 4 is (5, -4)
Number 5 is (4, 2)
Step-by-step explanation:
Answer:
B, maybe (5,-4), (5,-4), (4,2)
Step-by-step explanation:
Translate just means to move, and vertex T just means the dot labeled "T". Move just that point three to he left and two to the right is (-5,0). I would give (5,-4) as the answer for three, but I'm not too sure and don't wanna spread false information... onto number 4. (3,1) and the form is (x,y) Right is positive, so ADD 2 to 3. Down is negative, so SUBTRACT 5 to 1. You now have (5,-4). 2 multiplied by 2 is 4 and 1 multiplied by 2 is 2. (4,2)
200 is what percent of 100
Answer:
200%
Step-by-step explanation:
make a proportion
100/100% = 200/x% cross multiply
100x =20000 divide by 100
x = 200
Answer:
200% I think?
Step-by-step explanation: