Answer:
3/5
can also be written as 3:5
Step-by-step explanation:
Use:
squares/circles
Fill in the given info.
6/10
simplify (reduce the fraction)
6/10 = 3/5
3/5 is the ratio in simplest form.
a 16. in piece of string is 40....
Answer:
106.68 cm long
Step-by-step explanation:
Let's use a ratio:
inch : centimeters
16 : 40.64
1 : 2.54
42 : 106.68
The ribbon would be 106.68 cm long.
The marketing research department for a company that manufactures and sells notebook computers established the following revenue and cost functions: R(x)=56x?2x2 C(x)=32x+54 where R(x) and C(x) are in millions of dollars. a. For what values of x will the company break even? x= For parts b. and c., since we are talking about production/sales level, the domain of the the profit function, P(x), is all x?0. b. For which production/sales levels will a profit occur?c. For which production/sales levels will a loss occur?56x-2x2=32x+54 24x-22+54=0 x2-12x+17 I dont understand where (x - 9)(x - 3) = 0 come from after that? What is the next step after x2-12x+17?
To find the values of x for which the company breaks even, we need to set the revenue function equal to the cost function and solve for x:
R(x) = C(x)
\(56x - 2x^2 = 32x + 54\)
By rearranging the equation, we get:
\(24x - 2x^2 - 32 = 0\)
Simplifying further, we have:
\(-x^2 + 12x - 17 = 0\)
The next step involves factoring the quadratic equation:
(x - 9)(x - 3) = 0
This step comes from finding two numbers that multiply to give -17 (the product of the coefficients of \(x^2\) and the constant term) and add up to 12 (the coefficient of x). The numbers are 9 and 3.
Now, to solve for x, we set each factor equal to zero:
x - 9 = 0 or x - 3 = 0
Solving each equation, we find:
x = 9 or x = 3
Therefore, the company will break even when x equals 9 or 3.
The next steps in the problem would involve answering parts b and c, which require analyzing profit levels and determining where a profit or a loss occurs.
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Suppose you roll a special 37-sided die. What is the probability that one of the following numbers is rolled? 35 | 25 | 33 | 9 | 19 Probability = (Round to 4 decimal places) License Points possible: 1 This is attempt 1 of 2.
The probability of rolling one of these five numbers is 5/37.
Suppose you roll a special 37-sided die. The probability that one of the following numbers is rolled is as follows:
35 | 25 | 33 | 9 | 19.
The total number of sides of a die is 37. As a result, there are 37 numbers in the die.
Rolling one of the 5 given numbers implies that you can select either 35 or 25 or 33 or 9 or 19.
Therefore, the probability of rolling any of these numbers is:
1 / 37 + 1 / 37 + 1 / 37 + 1 / 37 + 1 / 37 = 5 / 37
So, the probability of rolling one of these five numbers is 5/37.
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Will give Brainly please
The value of the mean excluding the outlier is 130. 5
What is an outlier?An outlier can be defined as a data point that differs significantly or greatly from other observations.
It occurs as a result of;
variability in the measurement indication of novel dataexperimental errorFrom the information given, we have that;
121, 89, 410, 203, 55, 230, 182, 148, 135, 233, 11, 219, 108, 192
Since, the outlier is 410
The mean is given as;
= 121 + 89+ 203+ 55 + 230+182 + 148 + 135 + 233+ 11+ 219 + 108 + 192/13
Add the values
= 1696/13
= 130. 5
Hence, the value is 130. 5
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calculate the length of AC and round off to one decimal place
answer:
step by step method:
Answer:
\( \cos(67) = \frac{8}{ac} \\ ac = \frac{8}{ \cos(67) } \\ ac = (20.47443732198)\)
Consider the following. (If an answer does not exist, enter DNE.)
f(x) = x^6e^-x (a) Find the interval(s) on which f is increasing. (Enter your answer using interval
notation.
f is increasing on the interval (0,6). To find the interval(s) on which f is increasing, we need to find the derivative of f and determine where it is positive.
f'(x) = 6x^5e^-x - x^6e^-x = x^5e^-x(6-x)
Now, we need to determine when f'(x) > 0.
x^5e^-x(6-x) > 0
x^5 is always positive, so we just need to consider e^-x(6-x).
When x < 0, e^-x is positive and (6-x) is negative, so the product is negative.
When 0 < x < 6, both e^-x and (6-x) are positive, so the product is positive.
When x > 6, e^-x is very small and (6-x) is negative, so the product is negative.
Therefore, f is increasing on the interval (0,6).
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If southland is producing at point x, it can produce _____ more schools without giving up any movies. (note: enter your answer as a numeral.)
If Southland is producing at point X, to determine the number of additional schools it can produce without giving up any movies, we need to refer to the concept of production possibilities frontier (PPF).
The PPF represents the maximum output combination of two goods that an economy can produce with its available resources and technology.
In this case, movies and schools are the two goods being produced. If Southland is operating at point X on the PPF, it means it is efficiently allocating its resources to produce a certain quantity of movies and schools. To find out how many more schools can be produced without sacrificing any movies, we need to identify a point on the PPF that lies on the same movie production level as point X.
Let's assume that at point X, Southland is producing 10 movies. To determine the number of additional schools, we need to find a point on the PPF where the movie production level is also 10. Let's say at this point, Southland can produce 20 schools.
Therefore, the answer is 20 more schools.
If Southland is producing at point X and is currently producing 10 movies, it can produce an additional 20 schools without giving up any movies. This calculation is based on the assumption that the PPF remains constant and there are no changes in resource availability or technology.
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solve for x round to the nearest tenth of a degree,if necessary.
Answer:
Solution given:
Cos X=Adjacent/hypotenuse
Cos X=6.5/8.4
x=Cos-¹(6.5/8.4)
x=39.3°
why do math exist in school?
Answer: I have no idea
Step-by-step explanation:
Honey is $7. 99 for 3 pounds. What is the price for 5 pounds?
The price for 5 pounds of honey is $13.32.
Unitary method is a mathematical technique used to solve problems related to proportions and ratios.
To find the price for 5 pounds of honey, we can use a proportion:
Price of 3 pounds of honey / 3 = Price of 1 pound of honey
We can use this equation to find the price of 1 pound of honey, and then multiply by 5 to find the price of 5 pounds of honey.
Price of 3 pounds of honey / 3 = 7.99 / 3
Price of 1 pound of honey = 2.6633 (rounded to 4 decimal places)
Price of 5 pounds of honey = 2.6633 x 5 = $13.32 (rounded to 2 decimal places)
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help me pleaseeeeeee
By splitting the fraction, we can write the given expression as n²/(n+9)-8n/(n+9)+1/(n+9). Therefore, option E is the correct answer.
What is the division?The division is one of the basic arithmetic operations in math in which a larger number is broken down into smaller groups having the same number of items.
The given expression is (n²-8n+1)÷(n+9).
By splitting the fraction, we get
n²/(n+9)-8n/(n+9)+1/(n+9)
Therefore, option E is the correct answer.
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Please help!!! Thank you!!!
The total amount of kinetic and potential energy in a system is called
The total amount of kinetic and potential energy in a system is called mechanical energy.
Mechanical energy is the sum of kinetic energy and potential energy within a system. Kinetic energy (KE) is the energy possessed by an object due to its motion, and it is calculated using the formula KE = (1/2)mv², where m is the mass of the object and v is its velocity. Potential energy (PE) is the energy possessed by an object due to its position or condition, and it can be gravitational potential energy, elastic potential energy, or other forms. The total mechanical energy (ME) is obtained by adding the kinetic and potential energy together, so ME = KE + PE.
In summary, the total amount of kinetic and potential energy in a system is referred to as mechanical energy. This energy accounts for both the motion and position-related energies within the system. The calculation of mechanical energy involves summing the kinetic energy, which depends on the mass and velocity of the objects, with the potential energy, which can arise from factors such as gravity or elasticity. Understanding and analyzing the mechanical energy in a system can provide insights into its overall energy distribution and behavior.
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if an object is bought for rupees 90 and then sold for a loss of 15% how much was it sold for
Answer:
76.50
Step-by-step explanation:
We are given the fact that you bought an object for 90 dollars, and in which you sold said object for a loss of 15%, we are then asked how much would that object be sold for.
To find the answer, we need to subtract the original amount by the percent loss, so :
90 - 15%
15% of 90 is 13.5, therefore :
90 - 13.5
76.5
Please answer in an hour! You will get a thumbs up.
Question 1 (a)
Assume you purchase a new tractor on Jan 1, 2022 for a cost of $200,000. You estimate you will be able to use the tractor for 10 years, and it will have a salvage value of 10% of the original by the end of its useful life. Determine the book value at the end of the first year (December 31, 2022) using straight-line depreciation.
options:
$18,000
$180,000
$185,000
$182,000
Question 1 (b)
A balance sheet (using current and noncurrent assets and liabilities- no intermediate) shows that a farmer has current assets of $80,000 and owner equity of $100,000. Her current ratio is 2 and her debt/equity ratio is 1.0. Determine the farmer's noncurrent liabilities.
Question 1 (b) options:
$40,000
$60,000
$100,000
unable to determine
Question 1a
To calculate the book value at the end of the first year using straight-line depreciation, we need to determine the annual depreciation expense first. The straight-line method assumes that the asset depreciates by an equal amount each year over its useful life. Therefore, we can use the following formula to calculate the annual depreciation:
Annual Depreciation = (Cost - Salvage Value) / Useful Life
Substituting the given values, we get:
Annual Depreciation = ($200,000 - $20,000) / 10 years = $18,000 per year
This means that the tractor will depreciate by $18,000 each year for the next 10 years.
To determine the book value at the end of the first year, we need to subtract the depreciation expense for the year from the original cost of the tractor. Since one year has passed, the depreciation expense for the first year will be:
Depreciation Expense for Year 1 = $18,000
Therefore, the book value of the tractor at the end of the first year will be:
Book Value = Cost - Depreciation Expense for Year 1
= $200,000 - $18,000
= $182,000
So the book value of the tractor at the end of the first year, December 31, 2022, using straight-line depreciation is $182,000. so the answer is D
Question 1(b)
To determine the farmer's noncurrent liabilities, we need to use the information provided to calculate the total liabilities and then subtract the current liabilities from it. Here's the step-by-step solution:
Calculate the total current liabilities using the current ratio:
Current Ratio = Current Assets / Current Liabilities
2 = $80,000 / Current Liabilities
Current Liabilities = $80,000 / 2
Current Liabilities = $40,000
Calculate the total liabilities using the debt/equity ratio:
Debt/Equity Ratio = Total Liabilities / Owner Equity
1.0 = Total Liabilities / $100,000
Total Liabilities = $100,000 * 1.0
Total Liabilities = $100,000
Subtract the current liabilities from the total liabilities to get the noncurrent liabilities:
Noncurrent Liabilities = Total Liabilities - Current Liabilities
Noncurrent Liabilities = $100,000 - $40,000
Noncurrent Liabilities = $60,000
Therefore, the farmer's noncurrent liabilities are $60,000. so the answer is B.
Brandi completed 7 out of her 9 chores. What percent does she have left to finish?
A. 22%
B. 33%
C. 78%
D. 82%
Answer: C. 78%
Step-by-step explanation:
simply divide 7 by 9 and move the decimal two places to the right and round!
Please help with this
Answer:
0.10
Step-by-step explanation:
hgdyhbder gyvsety0?
Jeff invested $3000 in an account that earns 6.5% interest, compounded annually. The formula for compound interest is A(t) = P(1 + i) t. How much did Jeff have in the account after 3 years?
Answer:
$3623.85
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightEquality Properties
Algebra I
Compounded Interest Formula: \(A=P(1 + \frac{r}{n} )^{nt}\)
A is final amountP is principle amountr is raten is compounded ratet is time in yearsStep-by-step explanation:
Step 1: Identify Variables
P = 3000
r = 0.065
n = 1
t = 3
Step 2: Find Final Amount A
Substitute [CIF]: \(A=3000(1 + \frac{0.065}{1} )^{1(3)}\)Multiply: \(A=3000(1 + \frac{0.065}{1} )^{3}\)Divide: \(A=3000(1 +0.065 )^{3}\)Add: \(A=3000(1.065 )^{3}\)Exponents: \(A=3000(1.20795)\)Multiply: \(A=3623.85\)In a recent survey, the proportion of adults who indicated mystery as their favorite type of book was 0.325. Two simulations will be conducted for the sampling distribution of a sample proportion from a population with a true proportion of 0.325. Simulation A will consist of 1,500 trials with a sample size of 100. Simulation B will consist of 2,000 trials with a sample size of 50. Which of the following describes the center and variability of simulation A and simulation B?
Option c) The centers will roughly be equal, and the variability of simulation A will be less than the variability of simulation B
According to the information given in the question,
A true proportion of 0.325 represents that the two simulations will be conducted for sampling proportions from a population
Simulation A -
Sample size - 100
Trials - 1500
Simulation B -
Sample size - 50
Trials - 2000
Now due to the relation of simulation A and simulation B, they are closely equal-
The total sample size of simulation A= 1500 x 100
= 150000
The total sample size of simulation B = 2000 x 50
= 100000
From the above calculations of simulations A and B, we can see that while comparing the,
Sample Size = Simulation A > Simulation B
Variability = Simulation B < Simulation B
Therefore, option c) The centers will roughly be equal, and the variability of simulation A will be less than the variability of simulation B is correct.
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In a recent survey, the proportion of adults who indicated mystery as their favorite type of book was 0.325. Two simulations will be conducted for the sampling distribution of a sample proportion from a population with a true proportion of 0.325. Simulation A will consist of 1,500 trials with a sample size of 100. Simulation B will consist of 2,000 trials with a sample size of 50. Which of the following describes the center and variability of simulation A and simulation B?
A) The centers will roughly be equal, and the variabilities will roughly be equal.
B) The centers will roughly be equal, and the variability of simulation A will be greater than the variability of simulation B.
C) The centers will roughly be equal, and the variability of simulation A will be less than the variability of simulation B.
D) The center of simulation A will be greater than the center of simulation B, and the variability of simulation A will roughly be equal to the variability of simulation B.
E) The center of simulation A will be less than the center of simulation B, and the variability of simulation A will be greater than the variability of simulation B.
Solve for x in the equation 3 x squared minus 18 x + 5 = 47.
(I need this to be an answer like X=3+\_ square root 23)
Answer:
(4+√142)/(3) or x=(4-√142) /3
Step-by-step explanation:
(4+√142)/(3) or x=4-√142 /3
The dockland building in hamburg, germany is built in the shape of a parallelogram. What is the length of the flight of stairs that runs from the ground to the rooftop? Round your answer to the nearest meter. Show your work.
Answer:
The length of the flight of stairs is 52 m
Step-by-step explanation:
In parallelograms, opposite sides are equal in length
In the given figure
∵ The building is built in the shape of a parallelogram
∵ The length of the flight of stairs is one side of it
→ We can find it by finding the hypotenuse of the right triangle
whose legs are 47 m and 22 m
∴ The length of it = the length of the hypotenuse of the right Δ
→ By using the Pythagoras Theorem
∵ h = \(\sqrt{(leg1)^{2}+(leg2)^{2}}\)
∵ leg1 = 47 and leg2 = 22
∴ h = \(\sqrt{(47)^{2}+(22)^{2}}\)
∴ h = \(\sqrt{2209+484}\)
∴ h = \(\sqrt{2693}\)
∴ h = 51.89412298
∵ h represents the length of the flight of stairs
∴ The length of the flight of stairs = 51.89412298 m
→ Round it to the nearest meter
∴ The length of the flight of stairs = 52 m
Can someone help me? And possibley tell me how to solve this as well? I'm totally clueless haha
Answer:
3
Step-by-step explanation:
-2 * 3= -6
-1 * 3= -3
0 *3= 0
1 *3 = 3
2* 3 = 6
3 * 3 =9
Answer:
? = 3
Step-by-step explanation:
To find the value of ?, substitute one of the ordered pairs from the table [except (0, 0)] into the given formula and solve for ?.
Given formula:
\(\sf y=\boxed{?} \:x\)
Substitute x = 1 and y = 3 into the formula:
\(\sf 3=\boxed{?} \:1\)
To isolate ? divide both sides by 1:
\(\implies \sf \dfrac{3}{1}=\dfrac{\boxed{?} \:1}{1}\)
\(\implies \sf 3=\boxed{?}\)
Therefore, ? = 3:
\(\implies \sf y=3x\)
Check by inputting another value of x from the table into the found formula and comparing the calculated y-value:
\(\sf x=-2 \implies y=3(-2)=-6 \quad \boxed{\sf correct}\)
\(\sf x=3 \implies y=3(3)=9 \quad \boxed{\sf correct}\)
Which equation can be used to solve for m∠1? m∠1 = one-half(a – b) m∠1 = one-half(a b) m∠1 = one-half(c – d) m∠1 = one-half(c d)
The equation will be:
\(m\angle 1=\dfrac{1}{2}(arc\ a-arc\ b)\)
What is arc of circle?The arc of the circle is the curved line on the circle formed by the angle and the radius of the circle.
In the attached picture of the question, we can see that
The measure of the interior angle is the semi-sum of the arches that comprise it and its opposite.
So the equation will be
\(m\angle 1=\dfrac{1}{2}(arc\ a-arc\ b)\)
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Answer: a
Step-by-step explanation:
if JKLM is a parallelogram what is measure angle K
PLEASE HELP
JKLM is a parallelogram with four sides and four angles, meaning its measure of angle K is equal to the measure of angle M.
What is a parallelogram?A parallelogram is a quadrilateral having four equal-length sides and opposing sides that are parallel. It is a two-dimensional form with two pairs of parallel sides and equal angles on all sides.
JKLM has four sides and four angles if it is a parallelogram. Because it is a parallelogram, the opposite sides of the figure will be parallel, as will the opposite angles. This signifies that the angle K measure is equal to the angle M measure. As a result, if the measure of angle M is known, the measure of angle K may be calculated.
For example, if angle M is 70 degrees, then angle K is also 70 degrees. In general, if the measure of angle M is x, the measure of angle K must be x as well.
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Quadrilateral ABCD is plotted on the grid below.121110987AB654321DС-12 -11 -10 9 8 76 5-4 3 2123-1 0-156789 10 11 12-2-56-78-9-10-11-12Part AOn the graph, draw the image of quadrilateral ABCD after a counterclockwise rotation of 180° about theorigin. Label the image A'B'C'D'.Part BOn the lines below, explain how the coordinates of A changed to the coordinates of A'.
The coordinates of the quadrilateral
A(5,6)
B(10,6)
C(8,1)
D(3,1)
Part A.
The rule for a rotation counterclockwise of 180°
\((x,y)\rightarrow(-x,-y)\)A'=(-5,-6)
B'=(-10,-6)
C'=(-8,-1)
D'=(-3,-1)
Then we will draw the quadrilateral
the original is the red
and the rotate is the blue
Part B
the coordinate change as the given rule seen previously for rotation of 180° counterclockwise
\((x,y)\rightarrow(-x,-y)\)marking brainless!!
Answer:
d
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
Describe the shape of the distribution.
A. It is symmetric.
B. It is uniform.
C. It is bimodal.
D. It is skewed.
how to graph the derivative of a function given the graph of the function
The graph of the derivative of a function provides information about the rate of change and the slope of the original function at different points.
To graph the derivative of a function given the graph of the function, you can follow these steps:
Start with the graph of the original function. Make sure you have a clear understanding of its shape and behavior.
Identify critical points on the graph of the function, which are the points where the function has maximum or minimum values or where its slope changes abruptly.
Use the information from the critical points to determine the intervals where the derivative is positive or negative. In the intervals where the function is increasing, the derivative will be positive, and in the intervals where the function is decreasing, the derivative will be negative.
Find any vertical asymptotes or discontinuities in the original function. These points will also affect the behavior of the derivative.
Plot the derivative on a separate graph, using the information from steps 3 and 4. On the derivative graph, mark positive values above the x-axis and negative values below the x-axis.
Indicate the critical points and any vertical asymptotes or discontinuities on the derivative graph.
Connect the points on the derivative graph smoothly, considering the behavior of the original function and the values of the derivative at different points.
By following these steps, you can create a graph of the derivative that provides information about the rate of change and the slope of the original function at different points. The derivative graph helps in understanding the increasing and decreasing behavior of the function and provides insights into its concavity and local extrema.
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which equation can be used to solve for x in the diagram?
a- 11x = 7x
b- 7x + 90 = 11x
c- 7x + 11z = 180
d- 7x + 11x = 90
Answer:
The answer is D. 7x + 11x = 90
What is the difference between X1 and x1? O X1 is a random variable, and X1 is a specific numerical value. a. X1 is a random variable, and X1 is a specific numerical value. b. There is no difference. c. They are both random variables. d. There is no difference. e. They are both specific numerical values.
The main difference between X1 and x1 is that X1 is a random variable and x1 is a specific numerical value.
In mathematics, variables are often used to represent different values, and the difference between uppercase and lowercase letters is often used to distinguish between different types of variables. X1 is a random variable, which represents a value that can take on different values depending on the outcome of an experiment or a probability distribution. x1, on the other hand, is a specific numerical value, which represents a fixed value that is known or can be determined. In short, X1 refers to a variable whose value is uncertain and x1 refers to a specific value of that variable.
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