I need a bit of help here.
I can't find anything related to this question anywhere so I asked here. ​

Answer:

6.55 miles in one hour

Step-by-step explanation:

26.2 divided by 4 = 6.55

that would give you the miles in one hour.

Hope that helps:)

No real solutions.

                                         there is none

Answer:

Step-by-step explanation:

Answer: $13.2

Step-by-step explanation:

You can use proportions to find the cost(x):

\(\frac{22}{48.40} =\frac{6}{x} \\\\22x=6*48.4\\\\22x=290.4\\\\x=13.2\)

The dot product of vectors a and b  || a |= 6,|| b ||= 4 and the angle between the vectors θ = π/3 is (c) 12.

The dot product of two vectors, we can use the formula:

a · b = ||a|| ||b|| cos(theta)

where ||a|| and ||b|| represent the magnitudes of vectors a and b, respectively, and theta is the angle between the vectors.

In this case, we are given that ||a|| = 6, ||b|| = 4, and the angle between the vectors is theta = π/3.

Substituting these values into the formula, we have:

a · b = 6 × 4 × cos(π/3)

To evaluate cos(π/3), we can use the fact that it is equal to 1/2. So we have:

a · b = 6 × 4 × 1/2

= 12

Therefore, the dot product of vectors a and b is 12.

To know more about dot product click here :

https://brainly.com/question/14455586

#SPJ4

The apothem (x) is 11.62 units, the radius of the circle is 12 units, and the area of each segment is 48π − 23.25√3 square units.

It is a locus of a point drawn equidistant from the center. The distance from the center to the circumference is called the radius of the circle.

An equilateral triangle with side lengths equal to 12√3 units is inscribed in a circle.

And half a side length of the equilateral triangle is 6√3 units.

The apothem (x) is units long and the radius of the circle will be

x² = (9√3)² - (6√3)²

x² = 243 - 108

x² = 135

 x = 11.62

And the radius of the circle will be

\(\begin{aligned} \cos 30 &= \dfrac{6\sqrt3}{r}\\\\\dfrac{\sqrt3}{2}&= \dfrac{6\sqrt3}{r}\\\\r &= 12 \end{aligned}\)

Each segment of the circle has an area that will be

Area = the difference between the areas of the sector and triangle

Area = the areas of the sector - the areas of the triangle

The area of the sector will be

\(\rm Sector's \ area= \dfrac{120}{360} \pi *12^2 \\\\Sector's \ area= 48\pi\)

The area of the triangle will be

\(\rm Triangle's \ area = \dfrac{1}{2*3} * 11.62 * 12\sqrt3\\\\Triangle's \ area = 23.25\sqrt3\)

Then the area of each segment will be

Segment area = 48π − 23.25√3

More about the circle link is given below.

https://brainly.com/question/11833983

Answer:

1, 6

2. 12

3. 48

4. 36

Step-by-step explanation:

Answer:\(\sqrt 53\)

Step-by-step explanation:

\(\sqrt(4-6)^{2} +(9-2)^{2} \\\sqrt(-2)^{2} +(9-2)^{2} \\\sqrt4+(9-2)^{2} \\\sqrt4+7^{2} \\\sqrt4+49\\\sqrt53\)

Thats step by step findind the distance of the M(6,2 and N(4,9)

Answer:

15%

Step-by-step explanation:

Since the problem is to find how much 69 is as a percent if 60 is 100%, we can use a rule of three, simple, direct proportion to do it:

60 = 100%

68 = x

x = 69x100/60

x = 115

That means 69 is 115% of 60, which means that the error is of:

115 - 100 = 15%

Hope this helps, have a great day! :D

Step-by-step explanation:

sqrt (5/3)  = sqrt 5 / sqrt 3    

  multiply by ONE in the form   sqrt (3) / sqrt 3

      sqrt 5 / sqrt 3    *    sqrt 3 / sqrt 3

             = sqrt 15 / 3    

Or maybe you meant  

  sqrt (5) / 3  =  .745

Statistical significance refers to the likelihood that the association between two variables is not due to chance alone. In other words, it is a measure of the probability that the observed relationship between two variables is real and not just a result of random variation or sampling error.

When analyzing data, researchers often use statistical tests to determine whether there is a significant association between two variables. A p-value is calculated, which represents the probability that the observed relationship between the variables is due to chance. If the p-value is less than a predetermined threshold (usually 0.05), the results are considered statistically significant, and the researchers can conclude that there is a real association between the variables. It's important to note that statistical significance does not necessarily imply practical significance. Just because a relationship is statistically significant does not mean that it is important or meaningful in real-world terms. Additionally, statistical significance only tells us about the strength of the relationship between two variables, not about causation or directionality. Therefore, it is always important to interpret statistical significance in the broader context of the research question and study design.

Learn more about probability here

https://brainly.com/question/13604758

#SPJ11

Answer:

10x^2y

Step-by-step explanation:

False. A large sample does not alleviate the need for random selection. Random sampling is a fundamental principle in statistical inference, regardless of the sample size.

Random sampling ensures that every member of the population has an equal chance of being included in the sample, which helps to reduce bias and increase the representativeness of the sample.

Even with a large sample, if it is not randomly selected, there is a risk of introducing selection bias. Non-random sampling methods, such as convenience sampling or purposive sampling, can lead to a non-representative sample that may not accurately reflect the characteristics of the population.

Random sampling helps to ensure that the sample is unbiased and representative, allowing for valid generalizations and statistical inferences to be made about the population. It allows researchers to make valid assumptions about the relationship between the sample and the larger population. Therefore, even with a large sample, it is still important to employ random sampling techniques to maintain the integrity and validity of the findings.

Learn more about techniques here: brainly.com/question/32386333

#SPJ11

According to the statement, the new flavour received 3 votes for every vote received by the original flavour. Denoting:

• x = # of votes of the original flavour,

• n = # of votes of the new flavour.

We can write the following equation for the number of votes:

Now, according to the statement, the number of votes of the new flavour is n = 723, replacing this number in the equation above and solving for x, we get:

Answer

The original flavour received 241 votes.

Answer:

the answer will be 32 months

Step-by-step explanation:

just divide 4,099.52 divided by 128.11 = 32

and that is your answer

i hope it helps :)

Hey there! I'm happy to help!

It appears that the transformation from shape 1 to shape 2 is a 90 degree clockwise rotation about the origin. It is clockwise because 1 moves to 2 in the direction of a clock, and since it moves 1 quadrant it is 90 degrees.

Look at the corner of shape 1 at (-1,3). If you rotate the shape, the new point is at (3,1). This follows the formula that shows a 90 degree clockwise rotation: (x,y)⇒(y,-x).

Have a wonderful day! :D

The definition of an equation in algebra is a mathematical statement that proves two mathematical expressions are equivalent.

To learn more about Equations, refer to:

https://brainly.com/question/10413253

#SPJ10

The  five solution of the linear equation x+y=3 is = (0,3), (1,2), (2,1), (3,0) and (4, -1).

Equations are logical formulations of the connection between two values. A mathematical equation can be defined in a variety of ways. Mathematical variables are used in even the most fundamental and straightforward algebraic equations.

There could be multiple variables in a linear equation. A linear equation is one in which the variable's maximum power is consistently 1.

A one-degree equation is another name for it. At least one variable should be raised to exponent 2 in quadratic equations.

Ax+By=C is the usual form for two-variable linear equations. For example, 2x+3y=5 is a linear equation in standard form.

Let the value of

x = 0,

then,

0 + y = 3

⇒

y = 3

One of the solutions

for x + y =3, is =(0,3)

Similarly, If x = 1,

then,

1 + y =3 ⇒ y = 3 - 1 = 2

One of the solutions for x + y =3, is

(1,2)

If x = 2,

then,

2 + y = 3

⇒ y = 3 - 2 = 1

One of the solutions for x + y =3, is

(2,1)

If x = 3, then,

3 + y = 3

⇒ y = 3 - 3 = 0

One of the solutions for x + y =3, is

(3,0)

If x = 4,

then,

4 + y = 3

⇒ y = 3 - 4 = -1

One of the solutions for x + y =3, is

(4, -1)

Hence,

five

solutions of the equation x + y = 3, are:

(0,3), (1,2), (2,1), (3,0) and (4, -1).

To learn more about Linear Equation here-

https://brainly.com/question/11897796

#SPJ10

Answer:

0.5625 since 4.5 / 8 is that value

Step-by-step explanation:

0.5625

Answer:

16? maybe

Step-by-step explanation:

i justed counted from 9 to 25,l

Answer:

8 or 17

Step-by-step explanation:

The system of equations for this is:

x = 9 + y

x + y = 25

Find the value of y by plugging the first equation into the second.

9 + y + y = 25

9 + 2y = 25

2y = 16

y = 8

One of the numbers is 8.

OR

Find the value of x by plugging the value of y into one o the equations.

x = 9 + 8

x = 17

or

x + 8 = 25

x = 17  

One of the numbers is 17.

The amount that she make in a workweek if she sold $4,800 worth of merchandise will be $605.

A percentage is a value or ratio that may be stated as a fraction of 100. If we need to calculate a percentage of a number, we should divide it's entirety and then multiply it by 100.

Here, Mae Ling earns a weekly salary of $365 plus a 5.0% commission on sales at a gift shop.

The amount that she make in a workweek if she sold $4,800 worth of merchandise will be:

= $365 + (5% × $4800)

= $605

The amount is $605.

Learn more about percentages on:

brainly.com/question/24877689

#SPJ1

The terms with "x" cancel out, and we're left with:

0 = 12

6 + 10 + x + (12 - (6 + 10 + x)) = 12

Simplifying the equation, we have:

16 + x - (16 + x) = 12

The terms with "x" cancel out, and we're left with:

0 = 12

Let's denote the number of slices with both pepperoni and mushrooms as $x$. We are given that there are 6 slices with pepperoni and 10 slices with mushrooms.

Since every slice has at least one topping, the total number of slices is 12. We can break down the slices into the following categories:

Slices with only pepperoni: 6 slices

Slices with only mushrooms: 10 slices

Slices with both pepperoni and mushrooms: $x$ slices

Slices with neither pepperoni nor mushrooms: 12 - (6 + 10 + x) slices

We know that the total number of slices is 12, so we can write an equation:

6 + 10 + x + (12 - (6 + 10 + x)) = 12

Simplifying the equation, we have:

16 + x - (16 + x) = 12

The terms with "x" cancel out, and we're left with:

0 = 12

This equation is not possible to satisfy. Therefore, there must be an error or inconsistency in the given information. Please check the information provided again.

learn more about  equation here:
https://brainly.com/question/29538993

#SPJ11

(A) Circular orbits of stable particles are possible at radii greater than three times the Schwarzschild radius for the non-rotating spherically symmetric mass.

This represents the radius of a black hole's event horizon, within which nothing can escape. The Schwarzschild radius is the event horizon radius of a black hole with mass M.

M can be calculated using the formula: r+ = 2Mwhere r+ is the radius of the event horizon.

(B)  1/2 M -1/2 3M (²) ¹² (1-³) dT = R³ R. This is the required expression.

Tau is the proper time of the particle moving around a circular orbit. Hence, by making use of the formula given above:1/2 M -1/2 3M (²) ¹² (1-³) dT = R³ dt.

(C) Time passes differently in different gravitational fields, and it follows that the period as measured at infinity should be larger than that measured by the particle.

The principle of equivalence can be defined as the connection between gravitational forces and the forces we observe in non-inertial frames of reference. It's basically the idea that an accelerating reference frame feels identical to a gravitational force.

(D) The period of the orbit as measured by an observer at infinity is 16π M^(1/2) and the period of the orbit as measured by the particle is 16π M^(1/2)(1 + 9/64 M²).

The period of orbit as measured by an observer at infinity can be calculated using the formula: T = 2π R³/2/√(M). Substitute the given values in the above formula: T = 2π (8M)³/2/√(M)= 16π M^(1/2).The period of the orbit as measured by the particle can be calculated using the formula: T = 2π R/√(1-3M/R).

Substitute the given values in the above formula: T = 2π (8M)/√(1-3M/(8M))= 16π M^(1/2)(1 + 9/64 M²).

To know more about  Schwarzschild radius

https://brainly.com/question/29534114

#SPJ11

If a student population of 1200 was estimated to increase by 15% in the next five years but the population actually increased by 20%, then the most estimated and actual student populations are equal to 1380 and 1440 students respectively, and the percent error is equal to 4.2%.

The estimated and actual student populations can be calculated as follows,

Estimated increase = 15% = 15 / 100 = 0.15

Initial population = 1200

0.15 × 1200 = 180

Estimated population in the next five years = 1200 + 180 = 1380

Actual increase = 20% = 20 / 100 = 0.2

Initial population = 1200

0.2 × 1200 = 240

Actual population in the next five years = 1200 + 240 = 1440

We can find the percentage error as follows,

percentage error = [(actual value - estimated value) / actual value] × 100

percentage error = [(1440 - 1380) / 1440] × 100

percentage error = [60 / 1440] × 100

percentage error = 0.042 × 100 = 4.2%

Hence the estimated and actual student populations is calculated to be 1380 and 1440 respectively and the percentage error is equal to 4.2%.

To learn more about percent error, click here:

https://brainly.com/question/26090711

#SPJ4

Answer:

y=1/4x-1

Step-by-step explanation:

Let's find the slope first, with the two given ordered pairs.

Slope = 1/4.

Now let's put it into point slope form to find out the y-intercept.

Then convert it into y=mx+b form, the standard slope intercept form.

y + 2 = 1/4(x+4)

Then we convert it into y=mx+b form (our final answer);

y=1/4x-1

Hope this helps! :)

Answer:

Your Pma testing? if so lets help each other!

Step-by-step explanation:

Answer:

135

Step-by-step explanation:

its 135, trust me

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.

Know more about factorialhere:

https://brainly.com/question/18270920

#SPJ11

Answer:

3/16

Step-by-step explanation:

In the equation y=mx+b the b is the y intercept

I hope this helps! :) If it does could you please mark me brainliest

True, If the end index for slicing specifies a location after the end of the alphabet, Python will use the list's length instead.

What is slicing?

In Python, there is a concept of string, list and tuples. Sometimes it is required to access part of those string, list and tuples. This is known as slicing.

In case of slicing, suppose the the end index specifies a position beyond the end of the list, Python will return to the default length of the string. So there will be no error if the end index specifies a position beyond the end of the list.

So the above sentence is a true sentence.

To learn more about slicing, refer to the link-

https://brainly.com/question/19660645

#SPJ4

If one is interested in measuring the effects of a moderating variable, one can build it into the design as an independent variable.

To measure the effects of a moderating variable, it can be built into the design as an independent variable.

When studying the relationship between two variables, a moderating variable is a factor that influences the strength or direction of the relationship.

It is also known as an interaction variable. In order to measure the effects of a moderating variable, it is important to incorporate it into the research design.

To build a moderating variable into the design, it is treated as an independent variable.

An independent variable is a variable that is manipulated or controlled by the researcher.

By including the moderating variable as an independent variable, researchers can examine how it interacts with the other variables of interest.

The moderating variable is often operationalized by creating different groups or conditions based on its levels. For example, in a study investigating the impact of teaching method (independent variable) on student performance (dependent variable), the moderating variable could be student motivation.

The researchers can build the moderating variable into the design by dividing participants into high and low motivation groups, and then examining how the teaching method affects their performance differently.

By incorporating the moderating variable as an independent variable, researchers can systematically examine its influence on the relationship between the other variables. This allows for a deeper understanding of how and under what conditions the relationship changes.

Learn more about moderating variable here:

https://brainly.com/question/31597586

#SPJ11

The probability of choosing a card with the letter A, B, C, or D and a vowel and a letter from the word "APPLE" is P ( A ) =

Given data ,

To find the probability of choosing a card with the letter A, B, C, or D and a vowel and a letter from the word "APPLE," we need to consider the total number of favorable outcomes and the total number of possible outcomes.

The letters A, B, C, and D are favorable outcomes. So, there are 4 possible letters to choose from.

In the word "APPLE," there is only one vowel, which is 'A.'

The word "APPLE" has 5 letters.

So, The probability of choosing a card with the letter A, B, C, or D is 4 out of the total number of letters in the word "APPLE," which is 5:

P(Choosing A, B, C, or D) = 4/5

The probability of choosing a vowel from the word "APPLE" is 1 out of the total number of letters, which is 5:

P(Choosing a vowel) = 1/5

To find the overall probability, we multiply the probabilities together since we want to choose a card with both the specified letter and a vowel:

P(Choosing A, B, C, or D and a vowel) = P(Choosing A, B, C, or D) * P(Choosing a vowel)

= (4/5) * (1/5)

= 4/25

Hence , the probability of choosing a card with the letter A, B, C, or D and a vowel from the word "APPLE" is 4/25.

To learn more about probability click :

https://brainly.com/question/17089724

#SPJ1

\((\stackrel{x_1}{0}~,~\stackrel{y_1}{-2})\hspace{10em} \stackrel{slope}{m} ~=~ 3 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{(-2)}=\stackrel{m}{ 3}(x-\stackrel{x_1}{0}) \implies y +2= 3 (x -0) \\\\\\ y+2=3x\implies y=3x-2\)