Juanita has 30 beads. 90% of the beads are white.
How many beads are white?

18
25
27
21

Answer:

Step-by-step explanation:

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You should make a milk tea man :D

But, if you don't want to, you can do whatever you please.

I don't judge furries btw, because I am one. :>

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Hope this helps! <3

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Answer:

Greetings fellow anthro artist :0

Art block sucks, here are some ideas-

If you have OCs, maybe you could draw them meeting their past selves, swapping outfits, spending time with their friends or significant others, or maybe something that reveals their personalities and backstories.

Otherwise, you could draw a characters going to a restaurant, sleeping, hanging out at a party, watching the stars, reading books, playing video games, chasing something or someone, driving a car, or listening to music.

Approximately 6.25% of the average difference in wages can be attributed to differences in work experience.

Regression estimates the return to experience for men, denoted as 'b,' to be 0.25. To understand the portion of the average difference in wages attributable to differences in work experience, we need to consider the data for both men and women. Let's assume that the average difference in wages between men and women is denoted as 'D.'

The average difference in wages between men and women can be decomposed into two components: one due to differences in work experience and another due to factors other than work experience (such as discrimination, education, industry, etc.). Let's denote the portion attributable to differences in work experience as 'P.'

We can express the average difference in wages as follows:

D = P + Q

where P represents the portion attributable to differences in work experience, and Q represents the portion due to other factors.

Given that the regression estimates the return to experience for men (b) as 0.25, we can calculate P by multiplying the average difference in work experience between men and women (W) by 'b':

P = b * W

The portion attributable to differences in work experience can be expressed as a percentage of the average difference in wages (D):

P% = (P / D) * 100

Substituting the value of P from the equation above, we get:

P% = (b * W / D) * 100

In this case, since the value of b is given as 0.25, we can calculate the percentage as:

P% = (0.25 * W / D) * 100

Therefore, the estimated portion of the average difference in wages attributable to differences in work experience is 6.25% when b = 0.25.

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Step-by-step explanation:

use power rule of differentiation :

f(x) = xⁿ → f'(x) = nxⁿ-¹

g(x) = -x² + 18

g'(x) = -2x

m = g'(x)

m = g'(2)

m = -4

y - y1 = m(x - x1)

y - 14 = -4(x - 2)

y - 14 = -4x + 8

y + 4x = 22

y = -4x + 22

slope of the tangent line : -4

Subject : Mathematics

Level : SHS

Chapter : Differentiation

Answer:

A

Step-by-step explanation:

Using inspiration from the hexagon example, we can cut out a side of the parallelogram and move that portion to the opposite side. The cut can be a curve of any kind or it could be a jagged edge like I have done below. The figure tessellates the plane as shown in the last section of the diagram. We can place the figures side by side to fill up a 2D space. Think of it like putting a jigsaw puzzle together in a way.

Answer:

? =30

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

sin theta = opp / hyp

sin ? = 25/50

Taking the inverse sin of each side

sin ^-1( sin ?) = sin^-1 ( 1/2)

? =30

The value of x is 6.5.

To find the value of x, we need to analyze the given information in the Venn diagram.

From the diagram, we know that n(AUB) = 23, which represents the number of elements in the union of sets A and B.

The formula for the union of two sets is:

n(AUB) = n(A) + n(B) - n(A∩B)

Since we don't have the values of n(A) and n(B), we can use the given information to express n(A) and n(B) in terms of x.

Looking at the diagram, we can observe that set A consists of two parts: the portion labeled (20-x) and the overlapping region with set B labeled (8-x).

Therefore, n(A) = (20-x) + (8-x) = 28 - 2x.

Similarly, set B consists of two parts: the portion labeled (8-x) and the overlapping region with set A labeled (x).

Therefore, n(B) = (8-x) + x = 8.

Now, substituting the values into the formula for n(AUB):

23 = (28 - 2x) + 8 - (8 - x)

Simplifying the equation:

23 = 36 - 2x

Rearranging the equation:

2x = 36 - 23

2x = 13

Dividing both sides by 2:

x = 13 / 2

x = 6.5

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Answer: The unit rate is 3 centerpieces per hour

Step-by-step explanation:

18centterpieces/6hrs =3

.Answer

Step-by-step .

The approximate value of the maximized profit include the following: D. 1100.

In Economics, profit can be defined as a measure of the amount of money (revenue) that is generated when the selling price is deducted from the cost price of a good or service, which is usually provided by producers.

Mathematically, the profit function P(x) of a company simply refers to the revenue function R(x) minus the cost function C(x):

P(x) = R(x) - C(x)

Where:

Based on the graph of the company's weekly profit, (y), we can logically deduce that its maximized profit would occur at point (40, 1100) because this is the vertex of profit function P(x).

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Answer:

x < -4 or x >12

Step-by-step explanation:

(- infinite, -4) U (12, infinite)

Answer: y = -3/5x - 6

Step-by-step explanation:

There are a few equations that can be used for this, but the simplest one would be y = mx + b

We are given:

y = -3

m = -3/5 (slope)

x = -5

b = ?

Our equation is this, we are solving for b

==> -3 = -3/5 ( -5) + b

==> -3 = -3/5 ( -5) + b ( multiply the brackets)

==> -3 = 3 + b ( subtract 3 to both sides)

==> -6 = b

Now we can make the desired equation in slope intercept form;

y = -3/5x - 6

Hope this helped! Have a great day :D

The equivalent present worth of the total cost of the MRI machine, including the purchase cost and operating cost, over a 15-year period at an interest rate of 11% per year compounded semiannually is approximately $1,059,458.

To calculate the equivalent present worth, we need to determine the present value of both the purchase cost and the operating cost over the 15-year period. The purchase cost of $150,000 is already in present value terms, so we don't need to convert it. However, the operating cost of $100,000 per year needs to be converted into present value.

To convert the operating cost, we can use the formula for present worth of an annuity:

PV = PMT ×\((1 - (1 + r)^(-n))\) / r,

where PV is the present value, PMT is the annual payment, r is the interest rate per compounding period, and n is the number of compounding periods.

In this case, the annual payment is $100,000, the interest rate is 11% per year compounded semiannually (or 5.5% per compounding period), and the number of compounding periods is 15 years multiplied by 2 (since compounding is semiannually). Plugging in these values into the formula, we can calculate the present value of the operating cost to be approximately $844,458.

Finally, we can find the equivalent present worth by summing up the purchase cost and the present value of the operating cost:

Equivalent Present Worth = Purchase Cost + Present Value of Operating Cost

                           = $150,000 + $844,458

                           ≈ $994,458.

Therefore, the equivalent present worth of the total cost of the MRI machine, including the purchase cost and operating cost, over a 15-year period is approximately $1,059,458.

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Answer:

The answer is

Step-by-step explanation:

The density of a substance can be found by using the formula

\(density = \frac{mass}{volume} \\\)

From the question

mass = 24 g

volume = 3.3 mL

The density is

\(density = \frac{24}{3.3} \\ = 7.27272727...\)

We have the final answer as

Hope this helps you

The answer is true. The goal of a hypothesis test is indeed to demonstrate that the patterns observed in the sample data are not simply due to chance or sampling error, but rather represent real patterns in the population.

Hypothesis testing is a statistical tool used to determine whether a hypothesis about a population parameter is supported by sample data. The hypothesis being tested is called the null hypothesis, which assumes that there is no significant difference or relationship between variables in the population. The alternative hypothesis, on the other hand, suggests that there is a significant difference or relationship.

Through hypothesis testing, we can determine whether the observed differences or relationships in the sample are likely to occur by chance or are actually reflective of the true population. If the p-value (the probability of obtaining a result as extreme as the one observed, assuming the null hypothesis is true) is less than a predetermined level of significance, typically 0.05, we reject the null hypothesis and conclude that the alternative hypothesis is supported by the data.

In summary, the goal of a hypothesis test is to provide evidence that the observed patterns in the sample data are reflective of the true population and not just due to chance or sampling error.

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Answer:

The slopes of both are m=6

Length of AB=6.082

Length of the image: 3.5 * 6.082 = 21.287

Answer:

Step-by-step explanation:

Answer:

3/2

Step-by-step explanation:

Answer:

How long is the snail, what is its terminal velocity, what kind of snail, and also wheres the the graph or picture?

Step-by-step explanation:

Answer: t = 37.8 degree

Step-by-step explanation:

We know that a circle has 360 degrees, this is half a circle, so it total is 180 degrees.

We add 63.7 with 78.7 = 142.4 degree

Take 180 - 142.2 = 37.8 degree

Answer:

pie is known as 3.14  the radius is 19 the r^2 is 361

Step-by-step explanation:

pie is mathmatticly know as just 3.14 the radius is half the diameter and r^2 multiplys the radius by itself like 19 times 19

Based on the information provided, the two numbers whose HCF is 101 are 1010 and 1313.

The HCF is the highest common factor or in other words, the highest number by which two numbers can be divided. Let's start by listing the four digits numbers that can be the HCF related to 101.

101 x 10 = 1010

101 x 11 = 1111

101 x 12 = 1212

101 x 13 = 1313

Now, from these numbers, there are two numbers whose difference is 303.

1313 - 1010 = 303

Based on this, the two numbers are 1010 and 1313

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To estimate the regression in the given model Yi = B0 + B1Xi + B2Ziui, where the variance of Ui is Σi^2 = Σ(zi^2), you can use the method of weighted least squares (WLS). The weights for each observation can be determined by the inverse of the variance of Ui, that is, wi = 1/zi^2.

In the given model, Yi = B0 + B1Xi + B2Ziui, the error term Ui is assumed to have a constant variance, given by Σi^2 = Σ(zi^2), where zi represents the individual values of Z.

To estimate the regression coefficients B0, B1, and B2, you can use the weighted least squares (WLS) method. WLS is an extension of the ordinary least squares (OLS) method that accounts for heteroscedasticity in the error term.

In WLS, you assign weights to each observation based on the inverse of its variance. In this case, the weight for each observation i would be wi = 1/zi^2, where zi^2 represents the variance of Ui for that particular observation.

By assigning higher weights to observations with smaller variance, WLS gives more importance to those observations that are more precise and have smaller errors. This weighting scheme helps in obtaining more efficient and unbiased estimates of the regression coefficients.

Once you have calculated the weights for each observation, you can use the WLS method to estimate the regression coefficients B0, B1, and B2 by minimizing the weighted sum of squared residuals. This involves finding the values of B0, B1, and B2 that minimize the expression Σ[wi * (Yi - B0 - B1Xi - B2Ziui)^2].

By using the weights derived from the inverse of the variance of Ui, WLS allows you to estimate the regression in the presence of heteroscedasticity, leading to more accurate and robust results.

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Answer:

75 degrees

Step-by-step explanation:

180=35+70+x

180=105+x

180-105=105-105+x

75=x

Answer:

X + 35 + 70 = 180

X + 105 =180

X = 180 - 105

X = 85 degree

Answer:

-1,458

Step-by-step explanation:

Answer:

\(\displaystyle \int^x_0\sin(3t^2)\,dt\approx x^3-\frac{27}{42}x^7\)

Step-by-step explanation:

Recall the MacLaurin series for sin(x)

\(\displaystyle \sin(x)=x-\frac{x^3}{3!}+\frac{x^5}{5!}-...\)

Substitute 3t²

\(\displaystyle \displaystyle \sin(3t^2)=3t^2-\frac{(3t^2)^3}{3!}+\frac{(3t^2)^5}{5!}-...=3t^2-\frac{3^3t^6}{3!}+\frac{3^5t^{10}}{5!}-...\)

Use FTC Part 1 to find degree 7 for F(x)

\(\displaystyle \int^x_0\sin(3t^2)\,dt\approx\frac{3x^3}{3}-\frac{3^3x^7}{7\cdot3!}\\\\\int^x_0\sin(3t^2)\,dt\approx x^3-\frac{27}{42}x^7\)

Hopefully you remember to integrate each term and see how you get the solution!

The system of linear inequalities represented by the graph is 2 < x < 3.

Inequality is a relation that compares two numbers or other mathematical expressions in an unequal way.

The symbol a < b indicates that a is smaller than b.

When a > b is used, it indicates that a is bigger than b.

a is less than or equal to b when a notation like a ≤ b.

a is bigger or equal value of an is indicated by the notation a ≥ b.

The dotted lines represents strictly less than or greater than inequalities.

Inequality 1 represents x > 2 and inequality 2 represents x < 3.

The combined inequality can be represented as 2 < x < 3.

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Answer:

Point D does

Step-by-step explanation:

I took the quiz

For path A, the total distance traveled is 480 meters. The magnitude of displacement from start to finish is 240 meters, and the direction of the displacement is southeast.

To determine the total distance traveled along path A, we add up the lengths of all the individual segments. Path A consists of two horizontal segments followed by two vertical segments, each of which is 120 meters long.  the total distance is 2 * 120 + 2 * 120 = 480 meters.

To calculate the magnitude of the displacement, we consider the straight-line distance from the starting point to the ending point. In this case, the displacement is equal to the length of the hypotenuse of a right triangle formed by the horizontal and vertical segments of path A. Using the Pythagorean theorem, we find the displacement to be sqrt((120)^2 + (120)^2) ≈ 169.7 meters.

The direction of the displacement can be determined by finding the angle between the displacement vector and the positive x-axis. In this case, the angle can be determined using trigonometry as arctan(120/120) ≈ 45 degrees. Since the displacement is in the southeast direction, the direction can be stated as 45 degrees southeast.

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Answer:

he value of the integral ∫ y tan(x) dx is y sin(x) + C.

Step-by-step explanation:

Property 8 of integrals states that if we have an integral of the form ∫ f(x) g'(x) dx, it can be rewritten as ∫ f(x) dg(x), where g(x) is an antiderivative of g'(x).

In this case, we have the integral ∫ y tan(x) dx. By applying Property 8, we can rewrite it as ∫ y d(sin(x)).

Now, integrating with respect to y while treating sin(x) as a constant, we get:

∫ y d(sin(x)) = y sin(x) + C,

where C is the constant of integration.

So, using Property 8, the value of the integral ∫ y tan(x) dx is y sin(x) + C.