X/4-1=4
You may also use the flowchart for help if you wish

Answer:

m=-9/7

Step-by-step explanation:

Answer:

the mean is 14.8

the median is 14

the mode is 12

Step-by-step explanation:

hope this is what you were looking for and i hope it helps! :)

Given that the client requested a permanent haircut, there is a 66.66% chance that he would request a haircut.

The following calculation must be performed in order to determine the probability that a randomly selected client requested a haircut given that he has requested a permanent: Given that a salon owner noted what types of services its clients requested last week, the results showed that 5% requested dye only, 30% haircut and dye, 35% requested haircut only, 10% hair cut and permanent, 5% permanent only, and 15% other.

Add all of the options that include a perm, and then use a cross multiplication to figure out how many of those options include a haircut.

10 (permanent and haircut) x 5 (permanent only) = 15 15 = 100 10 = X 10 x 100/15 = 66.66 = X

Thus, the probability that a randomly selected client would have requested a haircut given that he had previously requested a permanent is 66.66%.

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Full Question = a salon owner noted what types of services its clients requested last week. Here are the results. 5% dye only, 30% haircut and dye, 35% haircut only, 10 % haircut and permanent, 5% permanent only, and 15% other. Find the probability that a randomly chosen client requested a haircut given the requested a permanent. P(haircut l permanent).

The cross-sectional area of the cast-iron pipe is approximately 19.63 square inches. We need to use the formula for the cross-sectional area of a ring or annulus. The cross-sectional area of a ring is equal to the area of the outer circle minus the area of the inner circle.

The area of a circle is given by the formula A = πr^2, where r is the radius of the circle. The radius of the outer circle is equal to the sum of the inside radius and the thickness of the metal, or r1 = 12/2 + 1/2 = 6.5 inches. The radius of the inner circle is equal to the inside radius, or r2 = 12/2 = 6 inches. Therefore, the cross-sectional area of the cast-iron pipe is: A = πr1^2 - πr2^2
A = π(6.5)^2 - π(6)^2
A = π(42.25 - 36)
A = π(6.25)
A = 19.63 square inches

So the cross-sectional area of the cast-iron pipe is 19.63 square inches.
You need to find the cross-sectional area of the cast-iron pipe. You can do this by calculating the areas of the two circles (outer and inner) and then subtracting the smaller area (inner circle) from the larger area (outer circle).

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Answer: shush

Step-by-step explanation:

You dont do it

Answer:

0

Step-by-step explanation:

PLease mark brainliest

Step-by-step explanation:

Jimmy's group : has 841 students

Lauren's group: has 351 students

9 vans  16 buses

8 vans 5 buses              

Vans: V

Buses: B

9v + 16b = 841

9v + 16b = 841

        -16b     -16b

9v/ 9 = 841 /9 - 16b/9

8( 841/9 - 16b/9) +5b = 351

v - (841/ 9 - 16b / 9 )

8 (841 / 9 - 16b/9) +5b =  351

6728/9 - 128b / 9 +5b = 351

-128b/9 + 45b/9 = -83/9b

6728/9 -83/9

- 6728/9   +83/9 = 3159/9 - 6728/9

(9)83b / 9 = -3569 (9)/9

-83b = -3564

-83        -83

B = 43 students

8v + 5b = 351  

8v + 5 (43) = 351

8v + 215 = 315

      -215      -215

8v = 136

8        8

V = 17 students

43 students can fit on a bus and 17 students can fit in a van.

The given functions ψ = 2xy and φ = x^2 - y^2 satisfy the conditions for continuity and irrotational flow.

To show continuity, we need to verify that the partial derivatives of ψ and φ with respect to x and y are equal. Let's calculate these partial derivatives:

∂ψ/∂x = 2y

∂ψ/∂y = 2x

∂φ/∂x = 2x

∂φ/∂y = -2y

From the above calculations, we can see that the partial derivatives of ψ and φ with respect to x and y are equal. Therefore, the condition for continuity, which requires the equality of partial derivatives, is satisfied.

To show irrotational flow, we need to verify that the curl of the velocity vector is zero. The velocity vector can be obtained from the stream function ψ and velocity potential φ as follows:

V = ∇φ x ∇ψ

Taking the curl of V:

∇ x V = ∇ x (∇φ x ∇ψ)

Using vector calculus identities and simplifying the expression, we find:

∇ x V = 0

Since the curl of the velocity vector is zero, the condition for irrotational flow is satisfied.

Therefore, based on the calculations and verifications, we can conclude that the given functions ψ = 2xy and φ = x^2 - y^2 satisfy the conditions for continuity and irrotational flow.

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Answer:

2

Step-by-step explanation:

Answer:

2

Step-by-step explanation:

Answer:

y=3x+1

Step-by-step explanation:

Your equation should start off as y=mx+b. You must solve for m and b, although they already give you m and b. m is the slope, which here is 3 and your y is 1. Making your equation, y=3x+1.

We have to solve all of the parts of the given problem using our understanding of a sample and a population. It is given below.

A sample is taken when you want to take data from a specific set and then make observations based on that. A population is, on the other hand, the complete set that you want to make your observations from.

In the given problem -

A. To find how many books are published in one week by a famous publishing company - We are going to use a sample because we need to observe under s set category - one week.

B. To test a new drug produced by a biotech company - We are going to use a population because we need to monitor all individuals who take this drug.

C. To find the number of men and women working in an IT company with 600 people - We use a population here because we are going to use the data of all the people in the company.

D. To estimate the average salary of doctors in California - We use a sample here because the set category is California.

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From the given the option moved left 1 unit; reflected across the x axis is the correct.

what is function?

A function from a set X to a set Y in mathematics assigns each element of X exactly one element of Y. The set X is known as the function's domain, and the set Y is known as the function's codomain.

We have to describe the position of the function \(f(x) = -2^x^+^1\) relative to the basic function \(2^x\).

Let the parent function is \(2^x\).

After shifting one unit right it becomes, \(2^x^+^1\).

After reflection in x axis it  becomes, \(-2^x^+^1\).

Hence, from the given the option moved left 1 unit; reflected across the x axis is the correct.

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Answer:

D

Step-by-step explanation:

base area = (6 · 4)/2 = 24/2 = 12 cm²

half base length = 6 : 2 = 3 cm

leg = \(\sqrt{3^2+4^2} = \sqrt{9 + 16} = \sqrt{25} = 5\) cm

perimeter = (5·2) + 6 = 10 + 6 = 16 cm

lateral area = 16 · 20 = 320 cm²

surface area = (2 · 12) + 320 = 24 + 320 = 344 cm²

The angle of the tangent line at point C is not the same as the angle of the radius of ⊙N. Therefore, none of the statements are true for ⊙N at point C.

What is angle?

Angle is a geometric concept used to describe the relationship between two lines or planes that intersect. The angle is measured in degrees, and it is the amount of turn between the two lines or planes. Angles can be acute (less than 90 degrees), right (90 degrees), obtuse (more than 90 degrees), or straight (180 degrees). Angles are used in mathematics, engineering, architecture, and design.

The radius of ⊙N is the same at point C as it is elsewhere: False
The slope of the tangent line at point C is the same as the slope of the radius of ⊙N: True
The angle of the tangent line at point C is the same as the angle of the radius of ⊙N: False

A tangent line is a line that intersects a circle at a single point and is perpendicular to the radius of the circle at that point. This means that at point C, the tangent line is touching the circle at just one point and is perpendicular to the radius of the circle at that point. However, the radius of ⊙N is not the same at point C as it is elsewhere, so the radius and the slope of the tangent line at point C are not the same. Furthermore, the angle of the tangent line at point C is not the same as the angle of the radius of ⊙N. Therefore, none of the statements are true for ⊙N at point C.

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Complete questions as follows-

Given DC
is tangent to ON at point o, is each statement true for ON ? Drag "true" or "false" below each statement

Step-by-step explanation:

Y+11 = 3(x-0)

Y+11 = 3x

Y-3x+11=0

slope = 3

Answer:

y = 3x - 11

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = 3x - 2 ← is in slope- intercept form

with slope m = 3

Parallel lines have equal slopes

The line crosses the y- axis at (0, - 11) ⇒ c = - 11

y = 3x - 11 ← equation of parallel line

Answer: 242 square ft

Step-by-step explanation:

Divide the polygon into 2 pieces so you have 2 rectangles. Then find the area of both rectangles.

Given the word problem:'

Twice a number increased by 5 is 20 times 3

Let the number be represented by y.

Twice a number = 2y

Increased by 5 = 2y + 5

Is 20 times 3:

2y + 5 = 20 * 3

The equation is:

2y + 5 = 20 * 3

Now, let's solve for y:

2y + 5 = 60

Subtract 5 from both sides of the equation:

2y + 5 - 5 = 60 - 5

2y = 55

Divide both sides by 2:

The number is 27.5

ANSWER:

27.5

Answer: 15.678

Step-by-step explanation:

when a question says product it means you multiply the numbers by eachother. So you just plug it into the calculator!

Answer:

IT B

Step-by-step explanation:

BECAUSE IT B

Answer:

A. B and D

Step-by-step explanation:

A because: X can be the minutes she goes over

B because: X can be the customers coming in for breakfast

D because: X can be every ticket

it can't be C because you would take away the eggs not add

Answer:

  $437.50

Step-by-step explanation:

The amount of tax is found by multiplying the tax rate by the amount being taxed.

__

  0.0175 × $25,000 = $437.50

They are required to pay a business tax of $437.50.

Answer:

0.60

Step-by-step explanation:

becouse of two probability within added gives the above answer

The correct algebra statement is written as:  Option C: The second anthill is 1¹/₃ times as many than the first anthill

Algebraic word problems are problems that require converting a sentence into an equation and solving that equation. The equations that need to be written contain only basic arithmetic. and a single variable. Usually in real-life scenarios variables represent unknown quantities.

We are told that she has two anthills.

Number of ants in anthill 1 = 982 ants

Number of ants in anthill 2 = 1¹/₃ * 982

Thus:

The second anthill is 1¹/₃ times as many than the first anthill

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There are 40 such bit strings.

To count the number of bit strings of length seven that either begin with two 0s or end with three 1s, we need to use the principle of inclusion-exclusion.

Let A be the set of bit strings that begin with two 0s, and let B be the set of bit strings that end with three 1s.

Then, we want to find the size of the set A ∪ B, which consists of bit strings that satisfy either condition.

The size of A can be calculated as follows:

since the first two digits must be 0, the remaining five digits can be any combination of 0s and 1s,

so there are \(2^5 = 32\) possible strings that begin with two 0s.

Similarly, the size of B can be calculated as follows:

since the last three digits must be 1, the first four digits can be any combination of 0s and 1s,

so there are\(2^4 = 16\) possible strings that end with three 1s.

However, we have counted the strings that both begin with two 0s and end with three 1s twice.

To correct for this, we need to subtract the number of strings that belong to both A and B from the total count.

The strings that belong to both A and B must begin with two 0s and end with three 1s, so they have the form 00111xxx,

where the x's can be any combination of 0s and 1s.

There are \(2^3 = 8\) such strings.

Therefore, the total number of bit strings of length seven that either begin with two 0s or end with three 1s is:

|A ∪ B| = |A| + |B| - |A ∩ B| = 32 + 16 - 8 = 40.

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The measure of minor arc AB cannot be determined solely by the measure of angle AOB. Additional information is needed, such as the radius of the circle or the measure of another angle or arc.

A section of a circle's circumference that is narrower than a semicircle is known as a minor arc. The arc itself and its two circle endpoints serve as its definition. A minor arc's length is never greater than 180 degrees. Minor arcs are frequently shown by a single uppercase letter that represents one of the arc's endpoints. A minor arc, for instance, can be identified as minor arc AB if its endpoints are A and B. When studying angles, circles, and their properties, minor arcs are crucial in geometry and trigonometry.

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The critical value of the correlation coefficient for a two-tailed test at alpha = 0.05 with a sample size of n = 23 is approximately plus/minus 0.497.

To understand why this is the case, we need to consider the distribution of the correlation coefficient, which follows a t-distribution. In a two-tailed test, we divide the significance level (alpha) equally between the two tails of the distribution. Since alpha = 0.05, we allocate 0.025 to each tail.

With a sample size of n = 23, we need to find the critical t-value that corresponds to a cumulative probability of 0.025 in both tails. Using a t-distribution table or statistical software, we find that the critical t-value is approximately 2.069.

Since the correlation coefficient is a standardized measure, we divide the critical t-value by the square root of the degrees of freedom, which is n - 2. In this case, n - 2 = 23 - 2 = 21.

Hence, the critical value of the correlation coefficient is approximately 2.069 / √21 ≈ 0.497.

Therefore, the correct answer is A. Plus/minus 0.497.

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The side of the right triangle can be found as follows:

b = 4√2 units

d = 7√3 / 2 units

A right triangle is a triangle that has one of its angles as 90 degrees. The sum of angles in a triangle is 180 degrees.

Therefore, let's use trigonometric ratios to find the side of the right triangle as follows;

Let's find b as follows:

sin 45 = opposite / hypotenuse

sin 45° = b / 8

cross multiply

b = 8 sin 45

b = 8 × √2 / 2

b = 8√2 / 2

b = 4√2 units

Let's find d as follows:

sin 60° = d / 7

cross multiply

d = 7 sin 60

d = 7 × √3 / 2

d = 7√3 / 2 units

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The measurements of <a is 105^o, and <b is 75^o.

Two or more angles are said to be supplementary if their measures add up to 180^o.

In the given diagram, we have;

a. To find the measure of <a;

m<a + 40 + 35 = 180

m<a + 75 = 180

m<a = 180 - 75

       = 105

m<a = 105^o

b. To find the measure of <b;

m<b + m<a = 180

m<b + 105 = 180

m<b = 180 - 105

       = 75

m<b = 75^o

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Answer:

5² +5²=20

Step-by-step explanation:

x=20

ok hello my name is Santiago i am fron Colombia