Answer:
He has enough paints to make the orange paint
Step-by-step explanation:
The key to answering this question is to share the 750ml into the ratio given.
Afterwards, what we do is to check if what we have shared is equal to the volumes we have at hand. Then from here, we can conclude if we have enough volumes or not.
Total ratio is 5+ 4 + 1 = 10
For the red paint we have
5/10 * 750 = 375 ml
For the yellow, we have
4/10 * 750 = 300ml
For the white paint, we have
1/10 * 750 = 75ml
Now since the ratio we have shared does not at any point exceed the stock level of the paints she has, we can conclude that he has enough paints to make the orange paint
In a one-way ANOVA, if the computed F statistic exceeds the critical F value we may a. reject H0 since there is evidence all the means differ. b. reject H0 since there is evidence of a treatment effect. c. not reject H0 since there is no evidence of a difference. d. not reject H0 because a mistake has been made.
a. reject H0 since there is evidence all the means differ. In a one-way ANOVA, we are testing if there is a significant difference between the means of three or more groups.
The null hypothesis (H0) states that there is no significant difference between the means, while the alternative hypothesis (Ha) states that at least one mean is different from the others.
The F statistic is calculated by taking the ratio of between-group variability to within-group variability. If the computed F statistic exceeds the critical F value at a given significance level (alpha), we reject the null hypothesis and conclude that there is evidence that at least one mean differs from the others.
Therefore, choice (a) "reject H0 since there is evidence all the means differ" is the correct answer. Option (b) is incorrect because while rejecting the null hypothesis shows evidence of a treatment effect, it does not necessarily imply that the treatment effect is present. Option (c) is incorrect because if the computed F statistic exceeds the critical F value, it indicates that there is evidence of a difference. Option (d) is incorrect because if the computed F statistic exceeds the critical F value, we do not assume that a mistake has been made.
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Find the length of side x in simplest radical form with rational denominator. the short leg is root 2 and the long leg is x we don't know the hypotenuse.
Answer:
√2 + x
Step-by-step explanation:
To obtain the hypotenus, h:
Using Pythagoras rule :
h² = opposite² + Adjacent²
Opposite = √2
Adjacent= x
h² = (√2)² + x²
Take the square root of both sides
h = √2 + x
Hence, the hypotenus is √2 + x
help please i’ve been in here for hours looking for answers
Answer: Second row
The y intercept is 2
=============================================================
Explanation:
The y intercept always occurs when x = 0. Visually, the y intercept is the location where the graph crosses the y axis.
In the table, we see that x = 0 pairs up with y = f(x) = 2 in the second row. So we can say that the y intercept is 2.
Side note: the x intercept is 1 since it occurs when y = 0.
chris has been given a list of bands and asked to place a vote. his vote must have the names of his favorite and second favorite bands from the list. how many different votes are possible?
There are nC2 different votes possible, where n is the number of bands on the list and nC2 represents the number of ways to choose 2 bands out of n.
To calculate nC2, we can use the formula for combinations, which is given by n! / (2! * (n-2)!), where ! represents factorial.
Let's say there are m bands on the list. The number of ways to choose 2 bands out of m can be calculated as m! / (2! * (m-2)!). Simplifying this expression further, we get m * (m-1) / 2.
Therefore, the number of different votes possible is m * (m-1) / 2.
In the given scenario, we don't have the specific number of bands on the list, so we cannot provide an exact number of different votes. However, you can calculate it by substituting the appropriate value of m into the formula m * (m-1) / 2.
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1. one-sided limit from the right side is illustrated as \(\lim_{x \to \ c } f(x)\)
a. true b. false c. sometimes d. no answer
2. if the left side of a function is not equal to the right-side limit then the limit does not exist (dne).
a. true b. false c. sometimes d. no answer
undefined or be different from each other. If the left side limit and the right side limit exist and are equal, then the limit of the function exists. However, if either the left side limit or the right side limit is undefined or the two limits are different, then the limit of the function does not exist.
1. The statement "one-sided limit from the right side is illustrated as " is true.
2. The statement "if the left side of a function is not equal to the right-side limit then the limit does not exist (dne)" is false.
What is function?In mathematics, a function is a unique arrangement of the inputs (also referred to as the domain) and their outputs (sometimes referred to as the codomain), where each input has exactly one output and the output can be linked to its input.
1. The statement "one-sided limit from the right side is illustrated as" is true. In calculus, when we talk about the limit of a function as x approaches a specific value c from the right side, we use the notation or simply. This notation indicates that we are considering the limit of the function as x approaches c from values greater than c.
2. The statement "if the left side of a function is not equal to the right-side limit then the limit does not exist (dne)" is false. In order for a limit to not exist, the left side limit and the right side limit must either be undefined or be different from each other. If the left side limit and the right side limit exist and are equal, then the limit of the function exists. However, if either the left side limit or the right side limit is undefined or the two limits are different, then the limit of the function does not exist.
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Find a vector function that represents the curve of intersection of the two surfaces. the paraboloid z = 8x 2 y 2 and the parabolic cylinder y = 3x 2 r(t) = t i j
The vector function, r(t) that represents the curve of intersection of the two surfaces, the paraboloid and the parabolic cylinder is given by < t, 3t2, 8t2 + 9t4 >. It is attained by applying the concept of vectors to the assigned problem.
What is a vector?
A vector is any quantity that contains both magnitudes as well as direction. Geometrically, one can imagine a vector as a directed line segment, whose length denotes the magnitude of the vector and the direction is shown by the arrow, which is generally taken from its tail to its head. Using an arrow with a line specifies that it is not only scalar but also has some direction.
Calculation of the vector function representing the curve of intersection of the paraboloid and parabolic cylinder
A vector function r(t) is represented as: r(t) = < x, y, z >
Given: y = 3x2 – 1
z = 8x2 + y2 – 2
Let,
x = t
Using x = t in equations 1 and 2
y = 3t2
z = 8t2 + y2
Putting the value of y in z, we get,
z = 8t2 + (3t2)2
z = 8t2 + 9t4
Substitute these values of x, y, and z in vector representation to obtain the result, i.e. < t, 3t2, 8t2 + 9t4 >
Hence, the value of vector function r(t) is: < t, 3t2, 8t2 + 9t4 >
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Of john buys a ball for 60 dollar and sells it for 40dollar what is the profit he made
John had made a loss of 20 dollars on his sale.
Profit is given by Selling Price - Cost Price.
Here, the Cost price=60 dollars
and the Selling price=40 dollars
Hence, the profit = selling price-cost price
= 40-60 dollars
= -20 dollars
Hence, there is a loss of 20 dollars on the sale.
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how is energy involved in the process of mountains shaping the earths surface?
Answer:
movement in the tectonic plates in the crust, wind and water erosion, and deposition shapes the earth's surface
Step-by-step explanation:
Answer:
Plates at our planet's surface move because of the intense heat in the Earth's core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down. As the cooled material sinks down, it is warmed and rises again.
Step-by-step explanation:
(windows2universe.com) source
2. Consider the data points (−1,−1),(2,2) and (1,0). (a) Find the least squares line of best fit for the data. (b) Compute the least-squares error.
(a) the equation of the least squares line is y = (3/5)x - 1/5. b) Hence, the least-squares error for the given data points is 26/5.
To find the slope, we use the formula:
m = (nΣxy - ΣxΣy) / (nΣx^2 - (Σx)^2)
Using the given data points:
Σx = -1 + 2 + 1 = 2
Σy = -1 + 2 + 0 = 1
Σxy = (-1)(-1) + (2)(2) + (1)(0) = 5
Σx^2 = (-1)^2 + 2^2 + 1^2 = 6
n = 3
Substituting these values into the formula, we get:
m = (3(5) - (2)(1)) / (3(6) - (2)^2) = 3/5
To find the y-intercept, we use the formula:
b = (Σy - mΣx) / n
Substituting the values, we get:
b = (1 - (3/5)(2)) / 3 = -1/5
Therefore, the equation of the least squares line is y = (3/5)x - 1/5.
(b) To compute the least-squares error, we need to calculate the sum of the squared differences between the observed y-values and the predicted y-values using the least squares line.
Using the given data points and the equation of the least squares line, we calculate the squared differences and sum them up:
(-1 - (-1/5))^2 + (2 - (6/5))^2 + (0 - (2/5))^2 = 26/5
Hence, the least-squares error for the given data points is 26/5.
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Select the expression that results in a rational number.
The correct answer is A.\(\((5 \frac{1}{\overline{9}}) \times (-0.\overline{3})\)\), as it involves the multiplication of two rational numbers, resulting in a rational number.
The expression that results in a rational number is A. \(\((5 \frac{1}{\overline{9}}) \times (-0.\overline{3})\)\). To determine if an expression yields a rational number, we need to check if it involves the multiplication of two rational numbers. In option A, \(\(5 \frac{1}{\overline{9}}\)\) represents a mixed fraction, which can be expressed as the sum of a whole number and a fraction, both of which are rational. Similarly, \(\(-0.\overline{3}\)\) is a repeating decimal, which can be expressed as a fraction, also a rational number.Therefore, the product of these two rational numbers in option A will yield a rational number.
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identify the angles as complementary or supplementary
Answer:
either of two angles whose sum is 90°.either of two angles whose sum is 180°.
Step-by-step explanation:
If correct ill give brainlist
Answer:
x> y-300/12
Step-by-step explanation
1. Subtract 300 from both sides
2. Divide both sides by -12
3. Switch the sides
What is the product of -3 and 5? A. -15 B. -8 C. 8 D. 15
Answer:
A) -15
Step-by-step explanation:
Answer:
A. - 15
Step-by-step explanation:
Got it right
Solve the inequality
V/3+12>7
Answer:
V > -15
Step-by-step explanation:
\(\frac{V}{3} +12>7\\\\\frac{V}{3}>-5\\\\V>-15\)
Answer:
V > -15
Step-by-step explanation:
V/3 + 12 > 7
V/3 > -5
V > -15
_____ can be defined as a change in a characteristic within a population over time.
Evolution can be defined as a change in a characteristic within a population over time.
Evolution refers to the process of change in inherited traits within a population of organisms over successive generations. It is driven by various mechanisms such as genetic variation, natural selection, mutation, gene flow, and genetic drift.
When there is genetic variation within a population, individuals may possess different traits or characteristics. These traits can be physical, behavioral, or physiological. Some traits may provide individuals with advantages in terms of survival and reproduction, while others may be detrimental.
Natural selection acts on this variation, favoring individuals with traits that increase their chances of survival and reproduction in a particular environment.
Over time, individuals with advantageous traits are more likely to pass on their genes to the next generation, leading to an increase in the frequency of those favorable traits in the population. This gradual change in the characteristics of a population is known as evolution.
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please solve y = 3x - 1
Step-by-step explanation:
i think question is not complete.
bin at a department store contains blue and red blankets. The ratio of blue blankets to red blankets is 2 to 3. What percent of the blankets in the bin are blue?
Answer:
66.6667
2 out of 66.6667 is 3%
Step-by-step explanation:
2 out of what is 3%?
2 out of X is 3%
Equation: Y/X = P%
Solving our equation for X
X = Y/P%
X = 2/3%
Converting percent to decimal:
p = 3%/100 = 0.03
X = 2/0.03
X = 66.6667
Answer:
66.6667
2 out of 66.6667 is 3%
Step-by-step explanation:
2 out of what is 3%?
2 out of X is 3%
Equation: Y/X = P%
Solving our equation for X
X = Y/P%
X = 2/3%
Converting percent to decimal:
p = 3%/100 = 0.03
X = 2/0.03
X = 66.6667Answer:
Step-by-step explanation:
Hannah has 89 of a pound of birdseed. She put 23 of a pound of birdseed into her bird feeders. How much birdseed does Hannah have remaining?
Answer:
66 of a pound of birdseed
Step-by-step explanation:
Dr. Fahrrad has been riding his bike to his job and is curious how many ATP his body is breaking apart in order to do the work required to get to his job.
Dr. Fahrrad rides 4.6 kilometers to his job, has a mass of 74.9 kilograms and has an average acceleration of 1.4 kilometers per second squared.
The molecule ATP is able to do work, measured in kilojoules per mole of ATP broken into ADP. The SI unit for work is a joule. Using the information given we can calculate work and then convert to moles of ATP.
The first step is to take stock of what we are given in the word problem and what we are trying to find. We have mass, distance, and average acceleration. We are trying to find how many ATP are required to power the bike ride to work.
The equation for work, is force times distance and will tell us how many joules Dr. Farrhad is using on his bike ride. It also incorporates one of our given variables, distance. However, the distance was reported in kilometers and the SI unit of distance is the meter. It is necessary to convert to meters before using this equation.
The equation for Force is mass times acceleration. This will incorporate our remaining two variables, mass and acceleration. Again, the information given to us was in km·s-2 but the SI unit for acceleration is m·s-2. It is necessary to convert to m·s-2 before substituting into the equation.
By substituting the equation for F into the equation for W, we can figure out how many joules Dr. Fahrrad is burning on his ride to his job.
In order to use these equations, we are assuming quite a few things. Below are some of the assumptions.
no friction
no mass of the bike
a flat ride with no change in altitude
This equation above will calculate work in joules. The conversion factor for switching between ATP and work is given in kilojoules. The units must match to correctly perform the conversion.
The last step is to convert work, calculated in joules, into moles of ATP being broken required to do the work. If we assume standard temperature and pressure, the breakdown of a mole of ATP releases 29 kilojoules available to do work.
How many moles of ATP is Dr. Farrhad breakdown to get to work? Report your answer to one decimal place.
Dr. Fahrrad breaks down 0.23 moles of ATP to get to work.
The first step is to calculate the work done by Dr. Fahrrad on his bike ride. We can use the following equation:
W = F * d
where:
W is the work done in joules
F is the force in newtons
d is the distance in meters
The force is equal to the mass of Dr. Fahrrad times his acceleration. We can convert the acceleration from kilometers per second squared to meters per second squared by multiplying by 1000/3600. This gives us a force of 102.8 newtons.
The distance of Dr. Fahrrad's bike ride is 4.6 kilometers, which is equal to 4600 meters.
Plugging these values into the equation for work, we get:
W = 102.8 N * 4600 m = 472320 J
The breakdown of a mole of ATP releases 29 kilojoules of energy. So, the number of moles of ATP that Dr. Fahrrad breaks down is:
472320 J / 29 kJ/mol = 162.6 mol
To one decimal place, this is 0.23 moles of ATP.
Here are the assumptions that we made in this calculation:
No friction
No mass of the bike
A flat ride with no change in altitude
These assumptions are not always realistic, but they are a good starting point for this calculation. In reality, Dr. Fahrrad would probably break down slightly more than 0.23 moles of ATP to get to work.
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Right triangles below, find the values of the lengths d and h. Round your answers to the nearest tenth 
Answer:
Here is the answer...hope it helps
A bag of rare spice that weighs 2/3 pounds will be split equally among 12 people. How much spice will each person get
Answer:
1/18 pound each
Step-by-step explanation:
Take the number of pounds and divide by 12 people
2/3 ÷12
Copy dot flip
2/3 * 1/12
Rewriting
2/12 * 1/3
1/6 * 1/3
1/18 pound each
Answer:
Each person will get 1/18 pounds of spice from the bag
Step-by-step explanation:
Divide 2/3 by 12:
Make 12 a fraction by adding 1 as the denominator:
2/3 ÷ 12/1
Reciprocate the second fraction:
2/3 ÷ 1/12
Turn it into multiplication:
2/3 x 1/12 = 2/36
SIMPLIFY 2/36:
2/36
Divide both sides by 2:
1/18
so your answer is 1/18
I hope I helped!
Solve the following system of equations using substitution (Enter your answer as an ordered pair, including the parentheses and comma.)
-3x+6y=12
2y=x+4
The system of equations has infinite solutions, both equations represent the same line.
How to solve the system of equations?
Here we have the following system of equations:
-3x+6y=12
2y=x+4
And we want to solve this by substitution, first, we can rewrite the first equation as:
-3x + 3*(2y) = 12
Now we can substitute the second equation 2y = x + 4 in the parenthesis, we will get:
-3x + 3*(x + 4) = 12
Now we can solve this for x.
-3x + 3x + 12 = 12
12 = 12
So this is true for any value of x, which means that both equations represent the same line (thus the system has infinite solutions).
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y=−2x+2
4x+2y=4
Substitute the resulting expression in the other equation
Answer:
In this section we will discuss the method of graphing an equation in two variables. In other words, we will sketch a picture of an equation in two variables.
Step-by-step explanation:
What is the amount of the payment? $2,705.88 uestion 3 Round answer to the nearest penny (even if zero), USE dollar signs, Use commas if and where needed $18,658.54
The amount of the payment is $2,705.88.
The payment amount is rounded to the nearest penny, and it is specified to use dollar signs and commas where needed. The total payment is $2,705.88, which indicates the monetary value of the transaction. The precision of the payment amount is provided, ensuring that it is accurate up to the nearest penny. The formatting guidelines for using dollar signs and commas are followed, adding clarity to the monetary value presented.
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What i the equation of a line that i parallel to the line y =2x 7 and pae through the point -2,4
The equation of a line y=2x+8.
The equation of a straight line can be represented in the slope-intercept form, y = mx + c
Where c = intercept
Slope, m =change in the value of y on the vertical axis/change in the value of x on the horizontal axis
Looking at the given line,
y = 2x + 7
Compared with the slope-intercept equation,
Slope, m = 2
If a line is parallel to another line, it means that both lines have equal or the same slope. This means that the slope of the line passing through the point (-2, 4) is 2
Substituting m= 2, y = 4 and x = -2 into the equation, y = mx + c , it becomes
4 = 2 × - 2 + c
4 = - 4 + c
c = 4 + 4 = 8
The equation becomes y=2x+8.
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what are the two types of control charts for variables
The two types of control charts for variables are the X-bar chart and the R-chart.
Control charts are widely used in statistical process control to monitor and analyze the variability and stability of processes over time. They are used for variables data, which are measurements or observations that can be quantified.
1. X-bar Chart: The X-bar chart is used to monitor the central tendency or average of a process. It tracks the sample means over time to detect any shifts or trends. It helps in assessing whether the process is in control or if there are any systematic variations from the target value.
2. R-chart (Range chart): The R-chart is used to monitor the variability or dispersion within a process. It tracks the ranges (the difference between the highest and lowest values) of samples over time. By analyzing the range values, it helps in understanding whether the process is stable and consistent or if there are any unusual variations or outliers.
Together, the X-bar chart and the R-chart provide valuable insights into process performance and allow for early detection of any deviations or abnormalities, helping organizations maintain quality standards and take appropriate corrective actions when necessary.
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A triangle DEF has sides D, E, and F and the corresponding opposite angles d, e, and f, respectively. If the length of side D is 12 units and the size of its opposite angle d is 35 degrees, what is the size of opposite angle e if the length of side E is 15 units?
In the given triangle DEF, with side D measuring 12 units and its opposite angle d measuring 35 degrees, the size of the opposite angle e can be determined using the Law of Sines. By applying this law, we can find that angle e is approximately 48.47 degrees.
The Law of Sines states that the ratio of the length of a side of a triangle to the sine of its opposite angle is constant for all sides and angles of the triangle. Using this law, we can set up the following proportion:
sin(d) / D = sin(e) / E
Plugging in the known values, we have:
sin(35 degrees) / 12 = sin(e) / 15
To find sin(e), we can rearrange the equation:
sin(e) = (15 * sin(35 degrees)) / 12
Taking the inverse sine of both sides, we get:
e ≈ arcsin((15 * sin(35 degrees)) / 12)
Using a calculator, we can evaluate the expression to find that e is approximately 48.47 degrees. Therefore, the size of opposite angle e in triangle DEF is approximately 48.47 degrees.
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C. Find the equation of a line passing through (2, 2) and having inclination 30º.
The equation of line is (y-2) = 1/\(\sqrt{3}\)(x-2)
What is Equation of line?
The equation of a line is the algebraic representation of a line using cartesian coordinates.
The general form of the equation of a straight line is written as y = mx + cy=mx+c.
Where m is the gradient of the straight line
and c is the y-intercept of the straight line.
And
The equation of line passing through point (\(x_{1}\), \(y_{1}\)) is
(y-\(y_{1}\)) = m (x-\(x_{1}\))
Given line in the graph passes through (2,2).
We have to find the equation of the line.
Given, angle of inclination is 30.
m = tan (angle of inclination)
m = tan 30
m = 1/\(\sqrt{3}\)
Therefore after substituting, equation of line
(y-2) = 1/\(\sqrt{3}\)(x-2)
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2p³+5p²+6p+15. Solve by grouping
Answer:
\(2 {p}^{3} + 5 {p}^{2} + 6p + 15\)
Step-by-step explanation:
there are not any like terms, so you can not add anything together.
like terms means it has the same variable (letter) and exponent or it is a constant (a number by itself)
a fish is 12 m below the surface of the ocean what is the elevation of sea bird is 28 m above the surface of the ocean what is the elevation if the bird is directly above the fish how far apart are they
Answer:
40m???
Step-by-step explanation: