The required decimal form of two hundred five thousandths is 0.205.
When we write a decimal number, each digit represents a different power of 10, with the digit to the left of the decimal point representing the one place, and the digits to the right of the decimal point representing fractions of a whole.
So, to represent two hundred five thousandths in decimal form, we need to write 2 in the thousandth place, which is three digits to the right of the decimal point. This gives us the number 0.205.
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does the following linear programming problem exhibit infeasibility, unboundedness, alternate optimal solutions or is the problem solvable with one solution? min 1x 1y s.t. 5x 3y < 30 3x 4y > 36 y < 7 x , y > 0
The given linear programming problem min 1x + 1y s.t. 5x + 3y < 30, 3x + 4y > 36, y < 7 , x , y > 0 exhibits infeasibility.
When constraints are inconsistent and it is not possible to satisfy all the given constraints simultaneously then a feasible solution is not possible for the linear programming problem.
Hence the solution of such a linear programming problem is said to be infeasible.
An infeasible solution violates at least one of the constraints of the given linear programming problem.
Here, the second constraint, that is 33x + 44y > 36 violates the linear programming problem. Therefore, the given linear programming problem exhibits infeasibility (or, infeasible solution).
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A health club charges a $20 one-time sign-up fee and a monthly membership fee of $39 per month. Find the rate of change
This means that for every additional month of membership, the total cost increases by $39.
The rate of change refers to the change in one variable with respect to a change in another variable. In this case, the rate of change refers to how the total cost changes with respect to the number of months of membership.
Given:
One-time sign-up fee: $20
Monthly membership fee: $39 per month
Let's denote the number of months of membership as "m" and the total cost as "C".
The total cost "C" can be expressed as:
C = 20 + 39m
To find the rate of change, we need to determine how the total cost changes with respect to the number of months, which is the derivative of the total cost function with respect to "m".
The derivative of C with respect to m is:
dC/dm = 39
Therefore, the rate of change of the total cost with respect to the number of months is constant at 39.
This means that for every additional month of membership, the total cost increases by $39.
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PLEASE PLEASE HELP ME
Step-by-step explanation:
Note:the text that is formatted in bold and underlined fonts are the answers to the missing (blank) terms in the given problem.
Answers:Given that \(\huge\sf{\overline{AB}}\) is a straight line, and that ∠AOE, ∠EOF, and ∠FOB share a common vertex, at point O, whose sum equals 180°.
1. Statement: m∠AOB = 180°
Reason: Definition of a straight angle.
2. Statement: m∠AOE + m∠EOF + m∠FOB = m∠AOB
Reason: Angle Addition Postulate.
3. Statement: x + (2x + 34) + 20° = 180°
Reason: Substitution.
4. Statement: x = 42°
Reason: Algebra.
Explanation:1) Straight angles have a measure of 180°.
2) The Angle Addition Postulate states that if O is in the interior of ∠AOB, then it means that the measure if ∠AOB is equal to the sum of the measures of ∠AOE, ∠EOF, and ∠FOB. In other words:
⇒ \(\huge\bf\sf{m\angle{AOB}\:=m\angle{AOE}\:+m\angle{EOF}\:+m\angle{FOB}}\)
3) and 4) Since the ∠AOB is a straight angle, then it means that the sum of the measures of ∠AOE, ∠EOF, and ∠FOB equal the measure of ∠AOB = 180°. Hence, in order to solve for the value of x, simply add the given values for each angle:
x° + (2x + 34)° + 20° = 180°
x° + 2x° + 34° + 20° = 180°
Combine like terms:
3x° + 54° = 180°
Subtract 54° from both sides:
3x° + 54° - 54° = 180° - 54°
3x° = 126°
Divide both sides by 3 to solve for x:
\(\huge\sf{\frac{3x^\circ}{3}\:=\:\frac{126^\circ}{3}}\)
x = 42°
Find the midpoint m of the line segment joining the points p=(-1,-1) and Q= (3,-7).
Answer:
Midpoint formula: ((xA+xB)/2 , (yA+YB)/2)
(-1 + 3 )/2 , (-1 -7)/2
(2)/2 , (-8)/2
(1, -4)
Midpoint: (1, -4)
1. blessing had 180 goats. She sold out of her
goods
to her dad.
a) How many goats did she sell?
b) How many goats does she have?
c) What Fractions of the goats are left?
Answer:
I think It's A. How many Goats Did She Sell?
Step-by-step explanation:
if she Sold Out of her goods To her dad. I am Thinking Of How many goats Are left.
Order the Steps of Constructing a Circumscribed Circle of a Triangle
help pls
The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 14 seconds.1-e^x/lamda
The probability that the arrival time between vehicles is 12 seconds or less is approximately 0.573.
Given that the time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 14 seconds.
We know that the exponential probability distribution function is given by
f(x) = λ e^(-λx)
Where λ is the rate parameter of the distribution and is equal to 1/mean in this case. So, λ = 1/14.
Now, we need to find the probability that the arrival time between vehicles is 12 seconds or less. Mathematically, we can express this as:
P(X ≤ 12) = \(\int\limits^{12}_0\) λ e^(-λx) dx
Integrating this expression, we get:
P(X ≤ 12) = [-e^(-λx)]_[0,12] = -e^(-λ12) + e^(-λ0)
Since e^(-λ×0) is equal to 1, we have:
P(X ≤ 12) = 1 - e^(-λ×12)
Substituting the value of λ, we get:
P(X ≤ 12) = 1 - e^(-12/14)
P(X ≤ 12) ≈ 0.573
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The given question is incomplete, the complete question is:
The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 14 seconds . What is the probability that the arrival time between vehicles is 12 seconds or less?
Find x,
45x - 15x = 300
Answer:
x = 10
Step-by-step explanation:
45x - 15x = 300
Combine like terms
30x = 300
Divide each side by 30
30x/30 = 300/30
x = 10
select the slope of the line that joins the pair of points. a. (9, 10) and (7, 2) 1 of 5. 4 b. (-8, -11) and (-1, -5) 2 of 5. select choice c. (5, -6) and (2, 3) 3 of 5. select choice d. (6, 3) and (5, -1) 4 of 5. select choice e. (4, 7) and (6, 2) 5 of 5. select choice
The required slopes are:
(a) slope = 4
(b) slope = 6/7
(c) slope = -3
(d) slope = 4
(e) slope = -5/2
We know that,
When a line passing through (x₁, y₁) and (x₂, y₂)
Then the slope of the line be,
slope (m) = (y₂ - y₁) / (x₂ - x₁)
Using this formula, calculate the slope for each given points
a. (9, 10) and (7, 2)
⇒ slope (m) = (2 - 10) / (7 - 9)
= -8/-2 = 4
So, the slope is 4.
b. (-8, -11) and (-1, -5)
⇒ slope (m) = (-5 - (-11)) / (-1 - (-8))
= 6/7
So, the slope is 6/7.
c. (5, -6) and (2, 3)
⇒ slope (m) = (3 - (-6)) / (2 - 5)
= 9/-3
= -3
So, the slope is -3.
d. (6, 3) and (5, -1)
⇒ slope (m) = (-1 - 3) / (5 - 6)
= -4/-1
= 4
So, the slope is 4.
e. (4, 7) and (6, 2)
⇒ slope (m) = (2 - 7) / (6 - 4)
= -5/2
So, the slope is -5/2.
Therefore, the slope of the line that joins (-8, -11) and (-1, -5) is 6/7.
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The fundamental question addressed by the correlational method is
a. "Does variable A cause variable B?"
b. "How is a control group influenced by the absence of an independent variable?"
c. "What impact does random assignment have on psychological behavior?"
d. "Are two or more variables related in some systematic way?"
The fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way. So the correct option is D.
Correlational method is a research technique used to explore the relationship between two or more variables. In this method, researchers collect data on the variables of interest and analyze their patterns of association. The fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way. This means that researchers are interested in exploring whether changes in one variable are associated with changes in another variable.
For instance, a researcher may be interested in exploring the relationship between stress and job performance. The researcher may collect data on the levels of stress and job performance in a sample of employees and then use statistical analysis to determine if there is a systematic relationship between the two variables. If the results show that higher levels of stress are associated with lower levels of job performance, then the researcher can conclude that there is a negative correlation between the two variables.
It is important to note that correlation does not imply causation. While a correlation between two variables indicates that they are related, it does not necessarily mean that changes in one variable are causing changes in the other variable. Therefore, researchers must be cautious when interpreting correlational data and should consider other factors that may be influencing the relationship between variables.
Therefore, the fundamental question addressed by the correlational method is whether two or more variables are related in some systematic way, and researchers must be cautious when interpreting correlational data and should consider other factors that may be influencing the relationship between variables.
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which of the following types of statistical testing is likely to be used for a test of controls?multiple choicemonetary-unit sampling.probability-proportional-to-size sampling.attribute sampling.classical variables sampling.
The type of statistical testing likely to be used for a test of controls is attribute sampling. This type of sampling is used to test the effectiveness of controls by measuring the proportion of items that meet a certain criteria or attribute.
It is commonly used in audits to determine if internal controls are operating effectively. The auditor selects a sample of items and examines them to determine if they meet the established criteria. The results of the sample are then projected to the entire population. Attribute sampling is preferred over other methods such as monetary-unit sampling or classical variables sampling when the focus is on testing controls rather than testing for errors in financial statements.
The type of statistical testing likely to be used for a test of controls is attribute sampling. Attribute sampling is a technique that focuses on evaluating the presence or absence of certain characteristics (attributes) in a population, such as whether controls are functioning effectively or not.
This method is suitable for assessing controls as it helps auditors determine the rate of control deviations, which can then be used to evaluate the reliability of internal controls within a process or system. The other methods mentioned, such as monetary-unit sampling and classical variables sampling, are more commonly used for substantive testing of financial data.
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Convert y = x + 5x - 6 to factored form and identify the x-intercepts. x² . O a. y = (x - 6)(x + 1); x-intercepts (6,0) and (-1, 0) "
The equation y = x^2 + 5x - 6 can be factored as y = (x - 1)(x + 6). The x-intercepts of the equation are (1, 0) and (-6, 0).
To convert the equation y = x^2 + 5x - 6 to factored form, we factor the quadratic expression. The factored form is y = (x - 1)(x + 6).
To identify the x-intercepts, we set y = 0 and solve for x. Setting each factor equal to zero gives us x - 1 = 0, which leads to x = 1, and x + 6 = 0, which gives x = -6.
Therefore, the x-intercepts of the equation y = x^2 + 5x - 6 are (1, 0) and (-6, 0).
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The graph of linear function g passes through the points (3, 7) and (9, 3).
Which statement must be true?
A. The graph of g passes through the point (6,-2)
B. The zero of g is -6
C. The slope of the graph is -2/3
D. The x-intercept of the graph of g is 6
Answer:
c
Step-by-step explanation:
The slope of the graph is -2/3 is true.
What is Slope of Line?The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.
The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.
The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is
m=y₂-y₁/x₂-x₁.
The graph of linear function g passes through the points (3, 7) and (9, 3).
We need to find which statement is true from options.
Slope=3-7/9-3
=-4/6
=-2/3
The slope intercept form 7=-2/3(3)+b
7=-6/3+b
7=-2+b
b=9
Hence, the slope of the graph is -2/3 is true.
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find the probabaility of each event picking a blue marble from a bag of 4 red marbles 6, blue marbles and 1 white marble
Answer:
⁶/11
Step-by-step explanation:
total marbles = 4+6+1
=11
blue marble/total marbles : ⁶/11
What is the length of ML, in units?
Answer:
HJ = LK
HI=MK
JI=ML
ML=6 units
Hope this helps!
Can someone please help me with these math problems please!
Answer:
Step-by-step explanation:
Help me please- Write a system of equations to describe the situation below, solve using elimination, and fill in the blanks.
Answer:
Each small ice sculpture costs $79 and each large one costs $134
Step-by-step explanation:
3 small + 4 large = $773
2 small + 4 large = $694
3 - 2 = 1
$773 - $694 = $79
So one small = $79
$79 x 3 = $237
$773 - $237 = $536
$536 / 4 = $134
So one large = $134
Answer:
The cost of a small ice sculpture is $79 and the cost of a large ice sculpture is $134.Step-by-step explanation:
Let's say L for 'Large ice sculpture' and S for 'Small ice sculpture'.
We know that:
3S + 4L = 7732S + 4L = 694Work:
3S + 4L = 7732S + 4L = 694
=> 3S - 2S = 773 - 694=> S = 79This means that one small ice sculpture will cost $79. Let's substitute the value of S into the first equation to find out the value of L.
3S + 4L = 773=> 3(79) + 4L = 773=> 237 + 4L = 773=> 4L = 773 - 237=> 4L = 536=> L = 536/4=> L = 134Hence, the cost of a small ice sculpture is $79 and the cost of a large ice sculpture is $134.
Hoped this helped.
\(BrainiacUser1357\)
Ravi presses f12 (command shift s) and then clicks on the tools button. what is he doing?
He is opening a dialog box to access a second workbook by pressing F12 and then clicking tool box.
A dialog box is a temporary window an application creates to retrieve user input. An application typically uses dialog boxes to prompt the user for additional information for menu items.It (also spelled dialogue box, also called a dialog) is a common type of window in the GUI of an operating system. The dialog box displays additional information, and asks a user for input. For example, when you are using a program and you want to open a file, you interact with the "File Open" dialog box.
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Determine whether x and y are proportional. Find the constant of proportion.5x=yO ProportionalO Not proportionalConstant of proportionality: k =
Given the equation
\(5x=y\)We can rewrite it as:
\(y=5x\equiv y=kx\)• It is a proportional equation.
,• The constant of proportionality, k=5
The Sampling Distribution of the sample mean Given a normal distribution with μ=50 and σ=4, and given you select a sample of n=100, complete parts (a) to (d). a. What is the probability that the sample mean, Xˉ is less than 49? P(X<49)= (Type an integer or decimal rounded to four decimal places as needed.) b. What is the probability that the sample mean, X is between 49 and 50.5 ? P(4950.8)= (Type an integer or decimal rounded to four decimal places as needed.) d. There is a 40% chance that the sample mean, X is above what value? X= (Type an integer or decimal rounded to two decimal places as needed.)
a) P(X<49) = 0.0000 (probability that the sample mean is less than 49) b) P(49<X<50.5) = 0.3243 (probability that the sample mean is between 49 and 50.5) d) X = 51.13 (value above which there is a 40% chance that the sample mean is)
To find the probability values, we need to use the properties of the sampling distribution of the sample mean. Given a normal distribution with a mean (μ) of 50 and a standard deviation (σ) of 4, and a sample size (n) of 100, we can calculate the probabilities as follows:
a) To find the probability that the sample mean is less than 49, we can standardize the value using the formula z = (X - μ) / (σ / sqrt(n)). Substituting the values, we have z = (49 - 50) / (4 / sqrt(100)) = -2.5. Looking up the z-score in the standard normal distribution table, we find that the probability is approximately 0.0000.
b) To find the probability that the sample mean is between 49 and 50.5, we can calculate the z-scores for both values: z1 = (49 - 50) / (4 / sqrt(100)) = -2.5 and z2 = (50.5 - 50) / (4 / sqrt(100)) = 1.25. By finding the area under the standard normal curve between these two z-scores, we obtain the probability of approximately 0.3243.
d) To find the value above which there is a 40% chance that the sample mean is, we need to find the corresponding z-score. Using the inverse of the cumulative distribution function (CDF) of the standard normal distribution, we find that the z-score for a 40% probability is approximately 0.253. Now we can solve for X in the formula z = (X - μ) / (σ / sqrt(n)), which gives us X = z * (σ / sqrt(n)) + μ = 0.253 * (4 / sqrt(100)) + 50 = 51.13.
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line m
с
D
E
T
Select all the statements that apply to this figure.
A mis perpendicular through P to T.
B C, D, E, and F are coplanar in T.
CD, P, and F are collinear.
D FC is longer than DF.
E DE and PF are coplanar in T.
Help asap please
Two boats leave the same dock in Cairo, IL at the same time. One heads north on the Mississippi River while the other heads south. The northbound boat travels 4 miles per hour. The southbound boat goes 8 miles per hour. How long will it take them to be 54 miles apart?
Answer:
4.5 hours
Step-by-step explanation:
To answer this, we shall be using a diagrammatic representation.
Now, let the time taken for them to be 54 miles apart be x hours
Mathematically, distance = speed * time
For the north bound boat, it would be 4 * x miles away = 4x miles away from the starting point
For the south bound boat, it would have travelled a distance of 8 * x = 8x miles
Now the distance between both is 54 miles ; this means that by adding the distance traveled by both, we shall have a total length of 54 ;
Thus mathematically;
4x + 8x = 54
12x = 54
x = 54/12 = 4.5 hours
Find the limit, if it exists, or show that the limit does not exist.
Lim(x,y,z) → (0,0,0) xy+yz+xz / x^2+y^2+z^2
The limit, if it exists, or show that the limit does not exist is to be found using the function Lim(x,y,z) → (0,0,0) xy+yz+xz / x²+y²+z².
The given function can be simplified as shown below: xy+yz+xz / x²+y²+z²= x(y+z)/x²+y²+z²+ y(x+z)/x²+y²+z²+ z(x+y)/x²+y²+z²
Now, we'll use the squeeze theorem to find the limit:
0 ≤ |x(y+z)/x²+y²+z²| ≤ |x|/√(x²+y²+z²) (since |y+z| ≤ |y|+|z| ≤ √(y²+z²+2yz))
Similarly, 0 ≤ |y(x+z)/x²+y²+z²| ≤ |y|/√(x²+y²+z²) and 0 ≤ |z(x+y)/x²+y²+z²| ≤ |z|/√(x²+y²+z²)
So, we have: 0 ≤ |xy+yz+xz|/x²+y²+z² ≤ (√(x²+y²+z²)/√(x²+y²+z²)) (|x|+|y|+|z|)0 ≤ |xy+yz+xz|/x²+y²+z² ≤ (|x|+|y|+|z|)
And now we'll apply the squeeze theorem.
Let L = lim(x,y,z) → (0,0,0) xy+yz+xz / x²+y²+z²
Thus,0 ≤ |xy+yz+xz|/x²+y²+z² ≤ (|x|+|y|+|z|) → 0 as (x,y,z) → (0,0,0)
Therefore, by squeeze theorem, lim(x,y,z) → (0,0,0) xy+yz+xz / x²+y²+z² = 0
Hence, the given limit exists and is equal to 0.
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Volume=
What is the volume?
Help please
Answer: 5.22
Step-by-step explanation:
The apothem = 87 cm = 0.87 m.
Using the formula \(A=\frac{1}{2}ap\) to find the area of the base, where a is the apothem and p is the perimeter, we get \(A=\frac{1}{2}(0.87)(6)=2.61\)
So, using the formula \(V=Bh\), we get the volume to be \(2.61(2)=5.22 \text{ m}^{3}\)
A craftsman wants to build this fiddle. He needs to know the area of the face of the fiddle. How could he use the measurements shown to find the area?
The Area of Trapezium is 50, 267 mm².
We have,
base 1 = 224 mm
base 2 = 77 mm
Height = 334 mm
Now, Area of Trapezium
= 1/2 (Sum of parallel side) x height
= 1/2 (224 + 77) x 334
= 1/2 x 301 x 334
= 50, 267 mm²
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Determine the scalar equation of a plane through the point (5,0,2) and having normal vector n
=(3,2,−2). Find the scalar equation of the plane through the points Q(2,3,−1),R(−1,5,2) and S(−4,−2,2). Aplane contains the point (3,−2,4) and is perpendicular to the line with vector equation r
=(1,−1,−2)+t(2,−3, 1). Determine the scalar equation of the plane. Determine the scalar equation of the plane with vector equation r
=(3,−1,4)+s(2,−1,5)+t(−3,2,−2). Determine if the point (−1,−1,0) lies in the plane with equation 2x+3y−4z+5=0.
The scalar equation of a plane is in the form Ax + By + Cz + D = 0, where A, B, C are the coefficients of x, y, z, and D is a constant.
Given the point (5,0,2) and the normal vector n = (3,2,-2), we can use the point-normal form of a plane equation. The scalar equation of the plane is 3x + 2y - 2z - D = 0, where D is determined by substituting the coordinates of the point into the equation.
To find the scalar equation of the plane passing through points Q(2,3,-1), R(-1,5,2), and S(-4,-2,2), we can use the cross product of two vectors formed by subtracting one point from another. The resulting vector is the normal vector to the plane. Then, we use the point-normal form to obtain the scalar equation.
For the plane containing the point (3,-2,4) and perpendicular to the line with vector equation r = (1,-1,-2) + t(2,-3,1), we can take the direction vector of the line as the normal vector of the plane. Using the point-normal form, we can calculate the scalar equation of the plane.
To find the scalar equation of the plane with vector equation r = (3,-1,4) + s(2,-1,5) + t(-3,2,-2), we can calculate the normal vector of the plane by taking the cross product of the two direction vectors in the vector equation. Using the point-normal form, we can determine the scalar equation.
To determine if the point (-1,-1,0) lies in the plane with the equation 2x + 3y - 4z + 5 = 0, we substitute the coordinates of the point into the equation. If the equation holds true, the point lies on the plane; otherwise, it does not.
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Michael has v sweets.
Lily has 5 more sweets than Michael.
James has 8 more sweets than Lily.
They have 75 sweets altogether.
Find the number of sweets Michael has.
Answer:
lily - 5
5+8= 13
James - 13
13+5= 18
18-75= 57
Michael - 57
what percent is 130.2 million from 734,1 million
Answer:
17.736003269309%
Step-by-step explanation:
Divide £50 in the ratio of 1:4
Tyrone looked so sad that his mother felt bad.
Tomorrow was his birthday. She smiled to herself.
"Tyrone will be so surprised," she thought. "He has no
idea that we have a puppy waiting for him at Grandma's
house." Tyrone saw his mother smiling to herself and
wondered what she was thinking.
3. Underline the words in the passage that can help you
find the point of view.
4. Which characters' thoughts are in this passage?
Answer:
3. This would be third person view
4. Tyrone's mother and Tyrone himself
Step-by-step explanation:
3. Explanation: "Tyrone will be so surprised," she thought. "He has no
idea that we have a puppy waiting for him at Grandma's
house." This is third person view because it says "thought" and whilst it is her view point, Tyrone wondered to himself - Tyrone saw his mother smiling to herself and wondered what she was thinking.- therefore, causing it to be third person point of view.