b-4c
B= - 3
C= 6
Help!​

The mass of the decoration is 200 kg and for each passenger car is 550 kg

From the question, we have the following parameters that can be used in our computation:

These can be represented as

(6, 3500) and (4, 2400)

The slope of the above points represent the mass of each passenger car

This is calculated as

Slope = Difference in mass/Difference in number of cars

So, we have

Slope = (3500 - 2400)/(6 - 4)

Evaluate

Slope = 550

When there are no passenger cars in the train, we have

(0, Mass of decoration)

Using the slope formula, we have

Slope = (Mass of decoration - 3500)/(0 - 6)

So, we have

Slope = (Mass of decoration - 3500)/(-6)

This gives

(Mass of decoration - 3500)/(-6) = 550

Cross multiply

Mass of decoration - 3500 = -3300

Add 3500 to both sides

Mass of decoration = 200

Hence, the mass of decoration is 200 kg

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Answer:

-8x + 12

Step-by-step explanation:

Distribute -4 to the parentheses:

-4(2x - 3)

-4(2x) = -8x

-4(-3) = 12

-8x + 12

Answer:

-8x +12

Step-by-step explanation:

-4(2x-3)

Distribute

-4* 2x -4 *-3

-8x +12

For an F-test with three groups, the degrees of freedom for the numerator would be 2 (number of groups - 1), and the degrees of freedom for the denominator would be 27 (total number of participants - number of groups). In an F-test, the degrees of freedom for the numerator and denominator are determined by the number of groups and the total number of participants.

Degrees of freedom for the numerator (between-groups):
This is calculated by subtracting 1 from the number of groups.
In this case, you have 3 groups, so the numerator degrees of freedom = 3 - 1 = 2.

Degrees of freedom for the denominator (within-groups):
This is calculated by subtracting the number of groups from the total number of participants.
In this case, you have 3 groups with 10 participants each, so there are a total of 3 x 10 = 30 participants. The denominator degrees of freedom = 30 - 3 = 27.

So, for this F-test, there are 2 degrees of freedom for the numerator and 27 degrees of freedom for the denominator.

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The surface area of a bowling ball before the finger holes are drilled is approximately 572.55 square inches.

To calculate the surface area of a bowling ball, we need to find the area of the two hemispheres that make up its shape. First, we need to determine the radius of the ball. Since the diameter is given as $8 \frac{1}{2}$ inches, the radius is half of that, which is $4 \frac{1}{4}$ inches.

Step 1: Calculate the surface area of one hemisphere.

The formula to calculate the surface area of a sphere is given by:

Surface Area = \(4πr^2\)

Plugging in the value of the radius, we get:

Surface Area of one hemisphere = \(4π(4 \frac{1}{4})^2\)

Step 2: Multiply the surface area of one hemisphere by two.

Since a bowling ball consists of two hemispheres, we need to multiply the surface area of one hemisphere by two to get the total surface area of the ball.

Step 3: Calculate the final surface area.

By performing the necessary calculations, we find that the surface area of a bowling ball before the finger holes are drilled is approximately 572.55 square inches.

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We have to find b first: 3 = -3/2(10)+b3 = -15+b18 = bNow right the equation, your slope will be the same one....Y = -3/2x + 18

More

\(\qquad\qquad\huge\underline{{\sf Answer}}♨\)

Let's find the Radius ~

\(\qquad \sf  \dashrightarrow \: area = \frac{ \theta}{360} \times \pi {r}^{2} \)

\(\qquad \sf  \dashrightarrow \: 80= \frac{ 72}{360} \times \pi {r}^{2} \)

\(\qquad \sf  \dashrightarrow \: {r}^{2} = \frac{80 \times 360}{72 \times \pi} \)

\(\qquad \sf  \dashrightarrow \: {r}^{2} = \frac{80 \times 5}{ \pi} \)

\(\qquad \sf  \dashrightarrow \: {r}^{} = \sqrt\frac{400}{ \pi} \)

\(\qquad \sf  \dashrightarrow \:r = \frac{20}{ \sqrt{\pi} } \)

or

\(\qquad \sf  \dashrightarrow \:r \approx 11.28 \: ft\)

I hope you understood the whole procedure, let me know if you have doubts ~

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Answer: \(3\sqrt{10}\)

Step-by-step explanation:

By the geometric mean theorem,

\(\frac{y}{3}=\frac{27}{y}\\y^{2}=81\\y=9\)

So, by the Pythagorean theorem,

\(3^{2}+9^{2}=z^{2}\\90=z^{2}\\z=\boxed{3\sqrt{10}}\)

The equation is correct and the point (5,-2) is on the line.

The point slope equation of a line with slope 0.25 and a point (5,-2) would be y-(-2) = 0.25(x-5). This equation can be rearranged to y = 0.25x - 1.5.

Calculation:

y = 0.25x - 1.5

Plugging in x = 5

y = 0.25(5) - 1.5

y = -2

The point (5,-2) is on the line.

The point slope equation of a line with slope 0.25 and a point (5,-2) can be written as y-(-2) = 0.25(x-5) which can further be rearranged to y = 0.25x - 1.5. This equation can be further tested by plugging in the x value of the point (5) into the equation and the y value of the point (-2) should be obtained. This proves that the equation is correct and the point (5,-2) is on the line.

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The accrued interest on a $1,000 face value 9% coupon bond that paid interest 112 days ago is $1.11. However, none of the answer choices match this amount.  

To calculate the accrued interest on a bond, we need to know the coupon rate, the face value of the bond, and the time period for which interest has accrued.

In this case, we know that the bond has a coupon rate of 9%, which means it pays $9 per year in interest for every $100 of face value.

Since the bond pays interest every 182 days, we can calculate the semi-annual coupon payment as follows:

Coupon payment = (Coupon rate * Face value) / 2
Coupon payment = (9% * $100) / 2
Coupon payment = $4.50

Now, let's assume that the face value of the bond is $1,000 (this information is not given in the question, but it is a common assumption).

This means that the bond pays $45 in interest every year ($4.50 x 10 payments per year).

Since interest was last paid 112 days ago, we need to calculate the accrued interest for the period between the last payment and today.

To do this, we need to know the number of days in the coupon period (i.e., 182 days) and the number of days in the current period (i.e., 112 days).

Accrued interest = (Coupon payment / Number of days in coupon period) * Number of days in the current period
Accrued interest = ($4.50 / 182) * 112
Accrued interest = $1.11

Therefore, the accrued interest on a $1,000 face value 9% coupon bond that paid interest 112 days ago is $1.11. However, none of the answer choices match this amount.

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Answer:

Step-by-step explanation:

a + b)^6 will have 7 terms so you want row 6 of the triangle 1 6 15 20 15 6 1

so (a + b)^6 = a^6 + 6a^(5)b + 15a^(4)b^2 + 20a^(3)b^3 + 15a^(2)b^4 + 6ab^5 + b^6

given a = d and b = -5y

∴ (d − 5y)^6 = d^6 + 6d^(5)(-5y) + 15d^(4)(-5y)^2 + 20d^(3)(-5y)^3 + 15d^(2)(-5y)^4 +

Answer:

4

Step-by-step explanation:

all the details can be found in the attachment.

Answer:

Let the three consecutive integers be x,x+1,x+2

ATQ

x+2(x+2)+15=4(x+1)

=3x+19=4x+4

= x=15

..... Hence. The nos. Are 15,15+1=16 and 15+2=17

Step-by-step explanation:

Dissatisfied customers are likely to share their negative experiences with an average of 9-15 people, but with the reach of social media, their impact can be significantly amplified, potentially influencing a wider audience and damaging a salesperson's reputation and sales.

When dissatisfied with a product or service, customers are more likely to share their negative experiences with others. The exact number of people they may tell can vary, but it's often cited that dissatisfied customers will share their negative experiences with an average of 9 to 15 other people.

This number can increase significantly in the age of social media, where dissatisfied customers have the ability to reach a much larger audience through online platforms and reviews. Therefore, it's crucial for salespeople to address customer concerns and ensure customer satisfaction to prevent negative word-of-mouth and potential damage to their reputation.

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To find the parametric equations for the path of a particle moving along a circle with 0 ≤ t ≤ π, we'll start by considering the equation of a circle with radius r centered at (h, k):
(x-h)² + (y-k)² = r²
Now, to create parametric equations, we'll express x and y in terms of a parameter, t. In this case, t represents the angle (in radians) that the particle has traveled along the circle.
We can use the trigonometric functions sine and cosine to do this. For a circle with radius r centered at (h, k), the parametric equations will be:
\(x(t) = h + r*cos(t)\)
\(y(t) = k + r*sin(t)\)
Since we're given a range for t (0 ≤ t ≤ π), this means that the particle moves along a semicircle, starting at the initial point (h+r, k) when t=0 and ending at the point (h-r, k) when t=π.
To summarize, the parametric equations for a particle moving along a circle with radius r and center (h, k) for 0 ≤ t ≤ π are:
\(x(t) = h + r*cos(t)\)
\(y(t) = k + r*sin(t)\)

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9514 1404 393

Answer:

  D.  $101,000 – $120,000

Step-by-step explanation:

The bar graph is not completely labeled, but in the context of the question it seems safe to assume that the vertical scale can be considered to represent relative frequency.

So, the shortest bar is the one with the lowest frequency. The horizontal scale identifies that as 101-120. If we assume that is salary in thousands of dollars, then Choice D is appropriate.

Answer:

16.58 feet

Step-by-step explanation:

a² + b² = c²

Think of this as a right triangle

The hypotenuse is 30, and one of the legs is 25

To find the other leg, subtract the square of the hypotenuse by the square of the given leg

30² - 25² = leg

900 - 625 = 275

Square root the answer to find the length of the missing leg

√275 = 16.583123951777

The leg is 16.58 ft.

The number of people who waited at least 6 minutes is given as follows:

50 people.

The height of each bin of the histogram represents the number of observations of the data-set in the desired interval.

The desired outcomes for this problem are given as follows:

Hence the number of people who waited at least 6 minutes is given as follows:

20 + 15 + 10 + 5 = 50 people.

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The alpha level for each hypothesis test made on the same set of data is called B. experimentwise alpha

When numerous suppositions are examined concurrently, the likelihood of committing at least one type I mistake grows.

In order to manage the probability of erroneously rejecting the null hypothesis in all tests, scientists usually modify the alpha level for each test, with the purpose of maintaining an experimentwise alpha that reflects the probability of making a type I error in the entire set of tests.

The Bonferroni procedure is a technique utilized to regulate the experimentwise error rate by adjusting the alpha level for each hypothesis test.

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The given statement "The diagonal of a parallelogram does not create alternate interior angles" is false because alternate interior angles are formed when two parallel lines are intersected by a transversal, and they are located on opposite sides of the transversal and between the two parallel lines.

In a parallelogram, the opposite angles are congruent, meaning they have equal measures. When a diagonal is drawn in a parallelogram, it creates two pairs of congruent opposite angles, but these angles are not considered alternate interior angles.

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The program provided sets up output destination options and then executes a PROC PRINT statement to display the data from the "orion.test" dataset. However, without running the program, I can still provide an explanation based on the code.

In the code, the ODS (Output Delivery System) statements are used to control the output format and destination. The first line, "ods all close;", closes all open ODS destinations. The second line, "ods html file='c:\test.html' style=meadow;", directs the output to an HTML file named "test.html" located at "c:\test.html" with a specific style called "meadow". The next line, "ods html close;", closes the HTML output destination.

Following that, the "ods listing;" statement directs the output to the default output destination, which is typically the SAS log or output window. Then, the PROC PRINT statement is used to print the data from the "orion.test" dataset.

Considering the output destinations set up in the program, the output will be available in three different places. First, it will be saved as an HTML file named "test.html" at "c:\test.html". Second, if you have the SAS output window or log open, you will be able to see the output there as well. Finally, the output will also be available as a CSV file since the "ods csvall;" statement directs the output to be generated in CSV format.

In summary, the program generates output in three locations: an HTML file, the SAS output window or log, and a CSV file. These destinations allow for different ways to access and review the output data.

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After simplification, the second option |−4| < |−5| is true.

In the given question,

There are four options. We have to check which option is true.

The given options are

1) |−5| < 4

2) |−4| < |−5|

3) |−5| = −5

4) |−4| > |5|

To find the true option we solve the given option one by one.

The first option is

|−5| < 4

Now solving

As we know that every value from the mod always give positive value.

So if we solve |−5| then the value is 5 and 5 is greater than 4. But in the given statement states that 4 is greater that 5. So the first statement is wrong.

Now solving the second statement.

|−4| < |−5|

After solving |−4|, the value is 4 and |−5| is 5.

So the simplified statement is 4 < 5 which is true.

Hence, the second statement is true.

Now we get the true statement so we haven't solve any further option.

If you want the solve next option the the way of solving the option is same.

Hence, the second option |−4| < |−5| is true.

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Answer:

See under for the sequence

Step-by-step explanation:

The term with -X⁴ comes first because 4 is the highest power of x.

Then comes 7x³y³ because 3 is the second highest power

Then 2x²y⁴ because 2 comes next

Then -3xy⁵ because x is raised to 1 power which is the lowest

Answer:

I would hire Jacob.

Step-by-step explanation:

Jacob is trying to sound more impressive knowing that Edward has more cords per hour. The writers of the question wouldn't say "trying to SOUND more impressive" if Jacob actually WAS more impressive. But maybe that's what they want you to think. If you take the 5 cords of Edward and divide it by the eight hours that it takes him to do you will notice he has an average of 0.625 cords per hour. And if you take a look at Jacob's average you immediately notice that he has an average of ABOVE 1. Jacob has an average of 1.62 cords per hour. Therefor Jacob is more efficient in this category of work. That's why I would hire Jacob.

Answer: $11.00

Step-by-step explanation: Please see attached PDF.

Answer:

4000 - 3(1050)

= 850

Step-by-step explanation:

Start with the 4000 that's in the account. Then subtract 3(1050) which represents 3×1050, the cost of three phones.

4000 - 3(1050)

= 4000 - 3150

= 850

He has 850 left in his account.

There can be 90% confident that the population mean salary of college graduates who took a statistics course is between $60,947.78 and $66,652.22.

To construct a 90% confidence interval for estimating the population means μ of salaries for college graduates who took a statistics course, we can use the formula:

Confidence interval = sample mean ± (critical value) x (standard error)

First, we need to find the critical value from the t-distribution table with a degree of freedom of n-1. Since we have 49 college graduates, our degrees of freedom are 48. Looking at the table, the critical value for a 90% confidence level is 1.677.

Next, we need to find the standard error, which is calculated by dividing the standard deviation by the square root of the sample size. In this case, the standard error is $11,936/sqrt(49) = $1703.05.

Substituting these values into the formula, we get:

Confidence interval = $63,800 ± 1.677 x $1703.05
Confidence interval = $63,800 ± $2852.22

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Answer: I'd say reflection

Answer:

It is a reflection

Step-by-step explanation:

In Geometry, a reflection is known as a flip. A reflection is a mirror image of the shape. An image will reflect through a line, known as the line of reflection. A figure is said to reflect the other figure, and then every point in a figure is equidistant from each corresponding point in another figure.

Joe's Bamboo Hut Kitchen and Seafood, Patong: See 5 unbiased reviews of Joe's Bamboo Hut Kitchen and ... Traditional Thai food with an amazing variety including fresh seafood all at an extremely affordable price and .

Answer:

32123456789098765443

Answer:

x=6

look at the picture i sent please