Ana participated in a charity walk. She
raised $0.25 for each 1/2
mile that she
walked. The first day, Ana walked 11 miles.
The second day, she walked 14 miles.
How much money did Ana raise?

Answer:

Graph the line using the slope and y-intercept, or two points.

Slope:

2

y-intercept:

(0,−4)

Step-by-step explanation:

Answer:

there

Step-by-step explanation:

Answer:

khan

Step-by-step explanation:

Answer: 7.07

Step-by-step explanation:

The probability of the ball landing on a red slot on the next spin is still 18/38 or approximately 0.4737 or 47.37%.

The probability of the ball landing on a red slot on a single spin of a standard roulette wheel is 18/38 or approximately 0.4737 or 47.37%. This is because there are 18 red slots out of a total of 38 slots on the wheel.

The outcome of the previous 210 spins has no effect on the probability of the ball landing on a red slot on the next spin. Each spin is an independent event, and the probability of the ball landing on a red slot remains the same for each spin.

Therefore, even though the ball has landed on a red slot for the past 210 spins, the probability of it landing on a red slot on the next spin is still 18/38 or approximately 0.4737 or 47.37%.

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The fraction of KM that is required to obtain 20% Vmax is [S] = 0.2 KM.

The Michaelis-Menten equation is given by: V = Vmax[S] / (KM + [S])where, V is the velocity of the reaction, Vmax is the maximum velocity of the reaction,[S] is the substrate concentration, and KM is the Michaelis constant of the enzyme.

Substituting V = 0.2V

max and rearranging the equation,

0.2Vmax = Vmax[S] / (KM + [S])

Multiplying both sides by

(KM + [S]),0.2V

max(KM + [S]) = Vmax[S]

Expanding the equation,

0.2VmaxKM + 0.2Vmax[S]

= Vmax[S]0.2VmaxKM

= 0.8Vmax[S]

Dividing both sides by

Vmax,0.2KM = 0.8[S]

Simplifying the equation,

[S] = 0.2 KM / 0.8[S] = 0.25 KM

Therefore, the fraction of KM that is required to obtain 20% Vmax is [S] = 0.2 KM, which is option (a).

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The result of 120 = 10(10+2),  yes we apply the distributive property

120 can be written as

120 = 100 + 20

Taking 10 common

120 = 10×10 + 10×2

Using distributive property

the distributive property, multiplying the sum of two or more addends by a number produces the same result as when each addend is multiplied individually by the number and the products are added together.

120 = 10(10 + 2)

The distributive property of multiplication states the following:

a(b + c) = ab +bc

To check we can solve

= 10 × (10 +2)

= 100 + 120

= 120

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The question is in Spanish question in English is :

To obtain the result of 120 = 10(10+2), can we apply the distributive property?

Answer:

x = 0

Step-by-step explanation:

\(\frac{1}{3} (6x-5)-x=\frac{1}{3} -2(x+1)\)

We will be using the Distributive Property shown below:

5(x+1) = 5x+5

Distribute 1/3 and -2:

\(\frac{6}{3} x-\frac{5}{3}-x=\frac{1}{3} -2x-2\):

Combine Like Terms:

\(x-\frac{5}{3} =-2x-\frac{5}{3}\)

Add 2x to both sides:

\(3x-\frac{5}{3} =-\frac{5}{3}\)

Add 5/3 to both sides:

\(3x=0\)

Divide both sides by 3:

\(x=0\)

The function f(n) represents the value, in dollars, of the gift card after n days. Let's break down the problem: The student spends the same amount of money at the coffee shop every day until the remaining value of the card is $0.

To find the value of the gift card after n days, we can set up an equation. Let's say the initial value of the gift card is V dollars. Since the student spends the same amount every day, let's call it D dollars.

After 1 day, the remaining value of the gift card will be V - D.
After 2 days, the remaining value will be (V - D) - D = V - 2D.
We can see a pattern here: after n days, the remaining value will be V - nD. We want to find the value of the gift card after n days, which means we want to find f(n). Therefore, we can conclude that f(n) = V - nD.

The function f(n) represents the value, in dollars, of the gift card after n days, and it can be calculated using the equation f(n) = V - nD, where V is the initial value of the gift card and D is the amount spent at the coffee shop each day.

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Answer:

f(x) = -3

Step-by-step explanation:

\({ \tt{f(x) = {x}^{2} - 4x}}\)

- When x = 3, it implies that f(x) = f(3)

\({ \tt{f(3) = {(3)}^{2} - 4(3) }} \\ { \tt{f(3) = 9 - 12}} \: \: \: \: \: \: \: \\ { \tt{f(3) = - 3}} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \)

- So, the range, f(x) = -3

Answer: correct aswer is -3

Step-by-step explanation:

The probability that a dart thrown at random within the dartboard will hit the bull's eye is approximately 0.1 or 10%.

To find the probability of hitting the bull's eye on a dartboard, we need to compare the areas of the bull's eye and the entire dartboard.

The area of a circle is given by the formula: A = π * r²

The bull's eye has a radius of 6 inches, so its area is:

A_bullseye = π * 6²

= 36π square inches

The entire dartboard has a radius of 16 inches, so its area is:

A_dartboard = π * 16²

= 256π square inches

The probability of hitting the bull's eye is the ratio of the area of the bull's eye to the area of the dartboard:

P = A_bullseye / A_dartboard

= (36π) / (256π)

= 0.140625

Rounding this to the nearest tenth, the probability of hitting the bull's eye is approximately 0.1.

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For a non-constant member function of class test, the this pointer has type D. const Test * const. The this pointer is a special pointer in C++ that points to the object whose member function is being executed.

It is a hidden parameter that is passed to all non-static member functions. The type of the this pointer depends on the const-ness of the member function and the const-ness of the object on which the member function is being called.
In this case, the member function is non-constant, which means it can modify the object on which it is being called. Therefore, the this pointer is a pointer to a constant object of type Test. This is because the object on which the member function is being called is being treated as constant inside the member function, even though it may not actually be constant.
The const keyword before Test indicates that the object pointed to by the this pointer is constant, and the const keyword after Test indicates that the this pointer itself is constant and cannot be modified. Therefore, the correct answer is D. const Test * const.
In summary, the type of the this pointer for a non-constant member function of class test is a pointer to a constant object of type Test, which is itself a constant pointer that cannot be modified.

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Answer:

can you just mark me brainleyest.

Step-by-step explanation:

Answer:

Part A:

A pair of linear equations can only have one solution or infinitely many solutions. In this case, there would only be one solution as they intersection at only one point.

Part B:

The solution would be (3, 4) because it is the point of intersection between the two linear lines.

Answer:

The selling price of the bag is $22.5

Step-by-step explanation:

Buying Price = $25,

Selling Price = ?

Since they sold it at a loss of 10%,

So, they sold it for a price 10% less than the buying price,

or at 90% or 0.9 of the buying price,

so,

Selling Price = (0.9)(25) = $22.5

Answer:

b and c

Step-by-step explanation:

Answer:

g/22.3 = n

Step-by-step explanation:

Answer:

55

Step-by-step explanation:

13(5)=65-10=55

Answer:

I don't think so, because proportional is normally like for everyone 1 of these, theres two of these. and there's no way for it to be that way here. y will always just be 3.75 less than the x-value

Step-by-step explanation:

Answer:

no

Step-by-step explanation:

Proportional relationships are relationships between two variables where their ratios are equivalent.

lets look at a xy table

x     y

0  3.75

1   4.75

2   5.75

3   6.75

now lets find their ratios

3.75/0=no answer

4.75/1= 4.75

5.75/2= 2.875

6.75/3= 2.25

their ratios are all different, which means the relationship is not proportional

ok

Result

f(7) = 51

Convenience sampling enables generalizations to a larger group and probability sampling is not "bad."

Any non-sampling technique where units are selected for the sample based on their accessibility to the researcher is called convenience sampling.

This can be due to geographical closeness, availability at a certain time, or participation in the study.

A non-random sampling technique is convenience sampling, also referred to as accidental sampling.

Convenience sampling is commonly used in qualitative and medical research initiatives.

In medical science, convenience sampling typically comprises selecting clinical cases or volunteers from a database of medical data that are accessible nearby (such as at a hospital).

Where it is practicable to do so, convenience sampling is often used in qualitative research in the social sciences and in education, even among groups like these students.

Therefore,

Convenience sampling enables generalizations to a larger group and probability sampling is not "bad."

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X u y = {z l z ∈ x or z ∈ y} is a valid set builder notation. Yes, this is a valid set builder notation. This specifies the elements of the set.

A set builder notation is a way of expressing a set using a description of its elements. In this particular set builder notation, the set consists of all elements that are either in set x or set y.

The notation is written as {z l z ∈ x or z ∈ y}, where the curly braces denote the set and the statement "z ∈ x or z ∈ y" specifies the elements of the set. This is a valid set builder notation because it correctly expresses the elements of the set.

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The correct general form of Sarah's budget line is 60 > 20BR + 30BC. This equation represents the maximum combination of bus rides and breakfast combos that Sarah can afford within her budget limit of $60.

A budget line represents the different combinations of goods or services that a consumer can afford given their budget constraint. It shows the maximum quantity of one good that can be obtained for a given quantity of another good, given the prices of the goods and the consumer's budget.

In this case, Sarah's budget line is given by the equation 60 > 20BR + 30BC. This equation represents the constraint that Sarah's total expenditure on bus rides (BR) and breakfast combos (BC) should not exceed $60. The coefficients 20 and 30 represent the prices of bus rides and breakfast combos, respectively. The inequality symbol ">" indicates that Sarah's expenditure must be strictly less than $60 to stay within her budget constraint.

Therefore, the correct alternative showing the general form of Sarah's budget line is 60 > 20BR + 30BC. This equation represents the maximum combination of bus rides and breakfast combos that Sarah can afford within her budget limit of $60.

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The measure of angle ABC is given as follows:

m < ABC = 145º.

Two angles are defined as supplementary angles when the sum of their measures is of 180º.

In a parallelogram, we have that the opposite angles are supplementary.

The opposite angles for this problem are given as follows:

Hence the measure of angle ABC is given as follows:

m < ABC + 35º = 180º.

m < ABC = 145º.

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To calculate the probability that a group of 8 persons will exceed the load limit, we can model the total weight of the group as the sum of the weights of each individual.

Given that the weights of all people using the lift are normally distributed with a mean (μ) of 75 kg and a standard deviation (σ) of 10 kg, we can calculate the distribution of the sum of the weights using the properties of the normal distribution. The sum of normally distributed variables is also normally distributed. The mean of the sum is equal to the sum of the individual means, and the variance of the sum is equal to the sum of the individual variances. For a group of 8 persons, the mean of the sum would be 8 * 75 = 600 kg. The variance of the sum would be 8 * (10^2) = 800 kg^2. To find the standard deviation (σ) of the sum, we take the square root of the variance: sqrt(800) = 28.28 kg. Now, we need to calculate the probability that the sum of the weights of the group exceeds the load limit of 800 kg. This is equivalent to finding the probability that a normally distributed variable with a mean of 600 kg and a standard deviation of 28.28 kg is greater than 800 kg. Using the standard normal distribution, we can standardize the problem by converting it into a Z-score: Z = (X - μ) / σ = (800 - 600) / 28.28 = 2.82. We can then look up the corresponding probability from the standard normal distribution table or use a calculator to find P(Z > 2.82). Using a standard normal distribution table or calculator, we find that P(Z > 2.82) is approximately 0.0023. Therefore, the probability that a group of 8 persons will exceed the load limit of 800 kg is approximately 0.0023, or 0.23%.To calculate the probability that a sample mean weight will be within ±5 kg of the population mean weight (μ), we can use the properties of the sampling distribution of the sample mean. The sample mean follows a normal distribution with the same mean as the population mean and a standard deviation (σ) equal to the population standard deviation divided by the square root of the sample size. In this case, the sample size is 8, and the standard deviation (σ) is 10 kg. The standard deviation of the sample mean (σ/√n) is 10 / sqrt(8) ≈ 3.54 kg. We want to find the probability that the sample mean weight falls within ±5 kg of the population mean weight (μ), which is 75 kg. We can calculate the Z-scores for the lower and upper limits of ±5 kg: Lower limit Z-score: Z_lower = (X_lower - μ) / (σ/√n) = (75 - 75) / 3.54 = 0. Upper limit Z-score: Z_upper = (X_upper - μ) / (σ/√n) = (85 - 75) / 3.54 = 2.82. Now, we need to find the probability between these two Z-scores, which is P(0 ≤ Z ≤ 2.82). Using a standard normal distribution table or calculator, we find that P(0 ≤ Z ≤ 2.82) is approximately 0.9977.

Therefore, the probability that a sample mean weight will be within ±5 kg of the population mean weight (μ) is approximately 0.9977, or 99.77%.

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Answer:

? = 40°

Step-by-step explanation:

100° = 60° + ? (The exterior angle property of triangles)

100° - 60° = ? (By the law of transposition)

40° = ?

If my answer helped, kindly mark me as the brainliest!

Thank You!

Answer:

the missing angle is 40

Step-by-step explanation:

let the missing angle be x

then x+ 60 = 100 using (exterior angle property)

so x= 100-60 which is equal to 40.  

hope this helps u buddy..

Answer:

Slope: -8

Y intercept: (0,1)

Step-by-step explanation:

^^^^

Answer:

\(\star\mathtt{Ans.\:\#1:\:Slope:-8}\)

\(\star\mathtt{Ans.\:\#2:\:y\:intercept:\:1}\)

Step-by-step explanation:

Hi student, let me help you out.

................................................................................................................

First note that the equation we are working with is in slope intercept form. Do you remember the slope intercept form equation? It's \(\mathtt{y=mx+b}\).

In the slope intercept form equation, "m" denotes "slope" and "b" denotes "y intercept".

Looking back at our equation, let's work out the slope & y intercept.

Let's put these two equations together:

\(\mathtt{y=mx+b}\)

\(\mathtt{y=-8x+1}\)

See what I mean? The y intercept of this equation is 1 and the slope is -8.

Hope this helped you out! Ask in comments if any queries arise.

Best wishes from "reflect"!

\(\star\bigstar\underline{\overline{\overline{\underline{\textsf{Reach far. Aim high. Dream big.}}}}}\bigstar\star\)

\(\underline{\rule{300}{6}}\)

Pretty sure its 3 chapters an hour

Becouse if she reads 3 chapters per hours it will be 3 X 6=18