a 1 kg ball has 10 joules of kinetic energy and starts to roll up a hill how far up the hill will it be when it stops

Answers

Answer 1

Answer:

The ball will roll upto 1 m.

Step-by-step explanation:

A 1 kg ball has 10 joules of kinetic energy and starts to roll up a hill.

As along the hill the ball rises up, it loses its kinetic energy. The kinetic energy is converted to potential energy.

According to the law of conservation of energy, the kinetic energy plus the potential energy equals a constant.

Here given kinetic energy as 10 J, so this energy will get converted to potential energy.

We know that, potential energy is

[tex]P.E=m\cdot g\cdot h[/tex]

where,

m is the mass, g is the acceleration due to gravity and h is the height.

Putting the values,

[tex]\Rightarrow 10=1\times 10\times h[/tex]

[tex]\Rightarrow 10=10 h[/tex]

[tex]\Rightarrow h=1\ m[/tex]


Related Questions

HOW MANY GRAMS IN AN OUNCE

Answers

Answer:

28.3495

1 ounce = 28.3496 ounces


The conversion factor for ounces and grams.

1 ounce is equal to approximately 28.4 grams.

a number tripled increased by five is six

Answers

Answer:

x = 1/3

Step-by-step explanation:

3x + 5 = 6

3x = 6 -5

3x = 1

x = 1/3


Proof:

3 * 1/3 + 5 = 6

3/3 + 5 = 6

1 + 5 = 6

6 = 6

3x+5=6
-5 -5
3x 1
/3 /3
x=1/3

how do you get better at slope.

Answers

Answer:

Use the slope formula.

Step-by-step explanation:

Input your x and y values to this:

(x - x1)/(y-y1) = m

About Slope: Rise

                      Run

Steepness of the linePositive Slope: Line goes upNegative Slope: Line goes downBigger than 1: SteepFraction: Bunny Slope- Not SteepIf the slope is negative, you go down/leftIf the slope is positive, you go up/right

Hi!!! If you still need more help, ASK!!! :) Hope this info helps you!!! :)


The 10 members of the swim team completed the following numbers of laps at today's practice.
22, 78, 79, 80, 81, 86, 88, 91, 91, 92
Identify all values that are outliers.
If there is more than one outlier, separate them with commas.
If there are no outliers, click on "None".

Answers

Answer:

There is ONE outlier in this problem. The outlier is 22.

Step-by-step explanation:

The outlier is 22 because for a number to be an outlier, it has to be much smaller or much larger than the other values in a set of data. 22 is very far away from the given numbers.

Of the total number of pages in a book, 62% have pictures and the rest have no pictures. There are 310 pages with pictures in the book. What is the total number of pages in the book? How many pages in the book have no pictures?

Answers

Answer:

500 total pages. 190 pages with no pictures.

Step-by-step explanation:

310 is 0.62 of the total pages. 310 divided bye 0.62 is 500.

500 minus 310 is 190 pages with no pictures.

Hope this helps!

What is the relationship between 0.8 ÷ 10^2 and 0.8×10^2

Answers

[tex]0.8\times10^2\ \text{is 10,000 times greater than}\ 0.8\div10^2\\\\\dfrac{0.8\times10^2}{0.8\div10^2}=\dfrac{10^2}{1\div10^2}=\dfrac{10^2}{\frac{1}{10^2}}=10^2\times10^2=10^4=10,000[/tex]

Dividing 0.8 by 10² moves the decimal two places to the left, resulting in 0.008. Multiplying 0.8 by 10² moves the decimal two places to the right, resulting in 80. Thus, the two operations produce different magnitudes of the original number.

Understanding the Relationship Between 0.8 ÷ 10² and 0.8 × 10²:

In mathematics, it's essential to understand how operations involving powers of ten affect numbers. Let’s break down the operations:

0.8 ÷ 10²: When you divide a number by 10 raised to the power of 2 (which is 100), you move the decimal point two places to the left. So, 0.8 ÷ 100 = 0.008.

0.8 × 10²: When you multiply a number by 10 raised to the power of 2, you move the decimal point two places to the right. So, 0.8 × 100 = 80.

We can conclude that 0.8 ÷ 10² results in moving the decimal to the left, making the number smaller (0.008), while 0.8 × 10² results in moving the decimal to the right, making the number larger (80).

which equation describes the line which passes through the points (0. 17, 0) and (0, 0.51)

Answers

Final answer:

The equation of the line passing through the points (0, 17) and (0, 0.51) is x = 0.

Explanation:

The equation of the line that passes through the points (0, 17) and (0, 0.51) can be found using the slope-intercept form of a linear equation, which is y = mx + b. To find the slope (m), we use the formula (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are the coordinates of the two points.

Substituting the given points, we get m = (0.51 - 17) / (0 - 0) = -16.49 / 0, which is undefined.Since the slope is undefined, we cannot write the equation in the slope-intercept form.However, we can write the equation as x = 0, since the line passes through the x-coordinate of both points.

Which quantity is proportional to 35⁄80?

Answers

I believe this is the answer

7/16



Answer:

7/16

Step-by-step explanation:

Well the biggest number that is divisible by 35 and 80 is 5

What is the approximate volume of the cylinder. Use 3.14 for TT
A.) 1,017.36 cm^3
B.) 452.16 cm^3
C.) 113.04 cm^3
D.) 226.08 cm^3

Answers

Answer:

I BELIEVE ITS B


Step-by-step explanation:


Answer: 452.16

Step-by-step explanation:

Ms. Blankenship had $80 to purchase school supplies for her class. She bought 32 glue sticks and 32 boxes of crayons. Each glue stick cost $1.40, and each box of crayons cost $0.59. How much money did Ms. Blankenship have left after these purchases?

Answers

Answer:

$16.32

Step-by-step explanation:

$1.32 Per Stick Times 32 = $44.80

$.59 Per Crayon Box Times 32 = $18.88

$44.80 + $18.88 = $63.68

$80 - $63.68 =     [$16.32]

It takes 3.5 ounces of cocoa to make a cup of hot chocolate. How much cocoa is needed to make 7.26 cups of hot chocolate?

Answers

Final answer:

To make 7.26 cups of hot chocolate, you will need 25.41 ounces of cocoa, given that it takes 3.5 ounces of cocoa to prepare 1 cup of hot chocolate.

Explanation:

Given in the question, it takes 3.5 ounces of cocoa to make 1 cup of hot chocolate. You are now asked to find how much cocoa it will take to make 7.26 cups. We can solve this problem by setting up a ratio or proportion, that is, the amount of cocoa to the corresponding number of cups stays the same.

First, write the known ratio: 3.5 ounces/cup = x ounces/7.26 cups. You have to solve for x, which represents the ounces of cocoa needed for 7.26 cups. Cross-multiply to solve the equation: 3.5 * 7.26 = x * 1, which simplifies to: x = 3.5 * 7.26.

Therefore, the amount of cocoa needed for making 7.26 cups of hot chocolate will be 25.41 ounces.

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which of the following is not an example of a rate 2 cup for every 3 cups 120 beats per minute 16 ounces for $2 8 inches per 12 hours

Answers


The first one because it’s a ratio

Please help. I need to know the strategy, the correct work, and to identify the error.

Answers

Answer:

See below

Step-by-step explanation:

13x + 5 + 17x - 4.5 + x

NOTE: You can only add/subtract LIKE terms . Here we have  variable terms in x  (13x , 17x and x) and 2 constants ( 5 and 4.5).

Sarah's next line is

18x + 17x - 4.5 + x

This is incorrect . It looks like she  added 13x + 5 and got 18x!! Which is of course wrong because they are NOT LIKE terms. 5 is a constant and 13x is a variable term in x.

The third line is correct:-

35x - 4.5 + x.

She has added the 2 variables 17x and 18x.

Fourth line  is  30.5x + x. She's at it again - Trying to subtract 4.5 from 35x .

Last line 31.5x

She has added  the 2 terms in x correctly, but the final answer is wrong of course due to the earlier errors.


If it is 2:00 pm in South Carolina (SC), what time is it in eastern Montana (MT)?

Answers

Answer:

12:00pm in Montana USA.


Step-by-step explanation:

Time zone in South Carolina, USA follows GMT-5hrs.

Time zone in Montana, USA follows GMT-7hrs.

So the difference between two time zones are 2 hours.

It means South Carolina USA is 2 hours ahead of Montana USA. Or Montana's time lags South Carolina's time by 2 hours.

So if it is 2:00pm in South Carolina USA, then it would be 12:00pm in Montana USA.

The box of cereal contained 1 1/4 pounds of cereal. How many ounces of cereal were in the box?

Answers

Answer:

The box of cereal contained 20 ounces

Step-by-step explanation:


bryan says all prime numbers are odd numbers list all the prime numbers less than 20 in a numerical order

Answers

this is a list of all the prime numbers less than 20 in numerical order
Final answer:

Prime numbers less than 20 in numerical order are 2, 3, 5, 7, 11, 13, 17, and 19. Note that 2 is the only even prime number.

Explanation:

Bryan's statement that all prime numbers are odd numbers is not entirely correct. By definition, prime numbers are numbers that have only two distinct positive divisors: 1 and the number itself. Therefore, the number 2 is considered a prime number, despite being even. Listing all the prime numbers less than 20, we have:

235711131719

Note that apart from 2, all other prime numbers are indeed odd numbers.

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What is the reference angle for the angle with measure -pi/4

Answers

Answer:

The reference angle for the angle with measure -pi/4 is the angle pi/4

Step-by-step explanation:

The angle -pi/4 is in clockwise and the angle pi/4 is in counterclockwise

Final answer:

The reference angle for the angle with measure -pi/4 is pi/4.

Explanation:

The reference angle for the angle with measure -π/4 is π/4.

A reference angle is the positive acute angle between the terminal side of the given angle and the x-axis in standard position.

In this case, the given angle is in the third quadrant, and its reference angle is the positive acute angle formed by the terminal side of the angle and the negative x-axis. Since the third quadrant is 180 degrees away from the positive x-axis, the reference angle is π/4.

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A shop is selling a phone for $80. The shop increases the price by 10%. What is the new price

Answers

The new price is 88 dollars
It would cost 88$
10*0.8 = 8
8+80 = 88

I bought 4 hamburgers and 3 fries for $14.25 and the next day I bought 3 hamburgers and 5 fries for $15.50 find out the price for each hamburger and fry

Answers

Answer:

The cost of a hamburger is 2.25

The cost of fries is 1.75

Step-by-step explanation:

Let h = cost of hamburgers

let f= cost of fries

4h + 3f = 14.25

3h+5f = 15.50


I will solve these by elimination

Multiply the 1st equation by 3

3(4h + 3f )= (14.25)3

12h +9f = 42.75

Multiply the 2nd equation by -4

-4(3h+5f )= -4(15.50)

-12h - 20f = -62


Add the modified equations together

12h +9f = 42.75

-12h - 20f = -62

----------------------------

-11 f = -19.25

Divide each side by -11

-11f/-11 = -19.25/-11

f = 1.75

Now we need to find the cost of the hamburger

3h+5f = 15.50

Substitute the cost of the fries in

3h + 5(1.75) = 15.50

3h +8.75 + 15.50

Subtract 8.75 from each side

3h = 15.5-8.75

3h =6.75

Divide by 3

3h/3 =6.75/3

h = 2.25

Solve for x in simplest form: 4 = 2/3(2x -9)

Answers

Answer:

x = 7.5

Step-by-step explanation:

4 = 2/3 (2x - 9)

4 = 4/3x - 6

4 + 6 = 4/3x - 6 + 6

10 = 4/3x

10 x 3/4 = x

x = 7.5

If one side of a rectangle is three less than the other side and the perimeter is 46 inches, find the area of the rectangle.

Answers

[tex]a-one\ side\ of\ rectangle\\a+3-other\ side\ of\ rectangle\\2a+2(a+3)=2a+2a+6=4a+6-the\ perimeter\\46\ in-the\ perimeter\\\\\text{The equation:}\\\\4a+6=46\qquad\text{subtract 6 from both sides}\\\\4a=40\qquad\text{divide both sides by 4}\\\\a=10\\\\a+3=10+3=13\\\\\text{Dimensions of the rectangle:}\ 10\ in\ \times\ 13\ in.\\\\\text{The area of the rectangle:}\\\\\boxed{A=10\cdot13=130\ in^2}[/tex]

can someone help me with this question
?

Answers

The answer is the top left corner choice

The first line of each box is the same, so we can move onto the second line. In the top left corner, the negative 1 is being distributed to every term in (5 - 3x) to have the signs flip and give us -5 + 3x. The other stuff stays the same.

Answer:

The top left corner

Step-by-step explanation:When you have to simplify an expression, distributing is a common way to begin, since it’s easier and it helps to get rid of that 1, which makes the process of simplifying easier

15 people received an email and sent it to 3 different friends each, who in turn sent it to 2 new people. What percent of the total number of people who received the email are in the original 15 people?

Answers

Step 1: Multiply 15 by 3, which equals 45.
Step 2: Multiply 45 by 2, which gives you 90.
Step 3: Add everything up. 15 + 90 + 45 is 150
Step 4: Find the percent of 15 people in a group of 150 people by diving 150 by 15.

150 / 15 = 10.

FINAL ANSWER: 10%

The 10% of people  who received the email are in the original 15 people.

What is percent?

A number or ratio that can be expressed as a fraction of 100 is called a percentage. Divide the number by its whole number and multiply it by 100 if we have to figure out the percentage of that number. Consequently, the percentage represents one part per hundred. The word "per 100" means "per percent." The number "%" is used to symbolize it.

Given email received by people = 15

sent to 3 different people

the number of people have email = 15 x 3 = 45

then 45 people send it to 2 new

number of people email have = 45 x 2 = 90

total number of person who have email = 15 + 45 + 90 = 150

To the percent of 15 people in a group of 150 people by diving 15 by 150

15/150(100) = 10%

Hence people who received the email are in original 15 is 10%.

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A man buys a cycle for $1400 and sells it at a loss of 15%. What is the selling price of the cycle?

Answers

Answer:

1190

Step-by-step explanation:

1400 - 15% to get the answer.

Hope This Helps!

1190 is your answer! The way you get it is 1400 - 15% =1190 :)

The height y (in feet) of a toss in bocce ball can be modeled by y=-x^2+4x, where x is the horizontal distance (in feet)

Interpret the x-intercepts of the graph of the equation.

How far does the bocce ball land on the ground?

Answers

Final answer:

The x-intercepts of the equation represent the points where the height of the toss is equal to 0. The bocce ball lands on the ground at a horizontal distance of 0 feet and 4 feet.

Explanation:

The x-intercepts of the graph of the equation represent the points where the height of the toss is equal to 0.

In other words, these points represent the horizontal distance where the bocce ball lands on the ground.

o find the x-intercepts, we set y=0 and solve the equation:

0=-x^2+4x

x(x-4)=0

Therefore, the x-intercepts are x=0 and x=4.

This means that the bocce ball lands on the ground at a horizontal distance of 0 feet and 4 feet.

Lyla grew 16 flowers with 2 seed packets. How many seed packets does Lyla need to have a total of 40 flowers in her garden? Assume the relationship is directly proportional. ____ seed packets

Answers

Final answer:

Lyla needs 5 seed packets to grow a total of 40 flowers, assuming the relationship between flowers and seed packets is directly proportional.

Explanation:

Lyla grew 16 flowers with 2 seed packets. To find out how many seed packets Lyla needs to grow a total of 40 flowers, assuming the relationship is directly proportional, we set up a proportion. We have the ratio of flowers to seed packets, which is 16 flowers for 2 seed packets. We need to find how many seed packets would be needed for 40 flowers.

First, write the proportion:

\(\frac{16 \text{ flowers}}{2 \text{ seed packets}} = \frac{40 \text{ flowers}}{x \text{ seed packets}}\)

Solve for \(x\):

\(\frac{16}{2} = \frac{40}{x}\)

\(8 = \frac{40}{x}\)

Multiply both sides by \(x\) and divide both sides by 8 to find the value of \(x\):

\(x \cdot 8 = 40\)

\(x = \frac{40}{8}\)

\(x = 5\)

Therefore, Lyla needs 5 seed packets to grow 40 flowers.

Which is a correct first step for solving this equation? 2x−1(5−3x)=4x+2

Answers

Answer:

distribute

Step-by-step explanation:

so multiply -1 with 5 and -3

this turns it to 2x(-5+3x)=4x+2

then you multiply 2x to -5 and 3x

so on...

Answer:

well it's not D

Step-by-step explanation:

I don’t want the answer but how to do solve this problem and how to solve scale factors...please help!!

Answers

Step-by-step explanation:

Scale Factor (SF)

The scale factor is the number you multiply the real by to get the model, it can also be used the other way, for instance if a map's SF was 1in=1ft (or times 12) every 2 inches on the map would be 24 inches (or 2 ft) in real life.

If the SF is lower than 1 (a decimal like .7 for instance) then the result will be smaller (for Real to Model)

for the first one, 80 times the SF will equal 25

80 * X = 25

^Here is it in equation form, X being the scale factor

isolate X (or find what x equals by getting it by itself)

divide each side by 80

X = 25/80

simplify or divide

X = 5/16 or x = 0.3125 (Both of these ca.

Triangle ABC has vertices at A(2,3),B(-4,-3) and C(2,-3) find the coordinates of each point of concurrency.

Circumcenter ________
Orthocenter ________

Can someone please help me with this? and if you can explain how to do it?

Answers

Answer:

Circumcenter =(-1,0)

Orthocenter =(2,-3)

Step-by-step explanation:  

Given : Points A = (2,3), B = (-4,-3), C = (2,-3)  

Formula used :  

→Mid point of two points- [tex](\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})[/tex]

→Slope of two points - [tex]\frac{y_2-y_1}{x_2-x_1})[/tex]

→Perpendicular of a line = [tex]\frac{-1}{slope of line})[/tex]

Circumcenter- The point where the perpendicular bisectors of a triangle meets.

Orthocenter-The intersecting point for all the altitudes of the triangle.

To find out the circumcenter we have to solve any two bisector equations.

We solve for line AB and AC

So, mid point of AB =[tex](\frac{2-4}{2},\frac{3-3}{2})=(-1,0)[/tex]

Slope of AB =[tex]\frac{-3-3}{-4-2}=1[/tex]

Slope of the bisector is the negative reciprocal of the given slope.  

So, the slope of the perpendicular bisector = -1  

Equation of AB with slope -1 and the coordinates (-1,0) is,  

(y – 0) = -1(x – (-1))  

y+x=-1………………(1)  

Similarly, for AC  

Mid point of AC = [tex](\frac{2+2}{2},\frac{3-3}{2})=(2,0)[/tex]

Slope of AC = [tex]\frac{-3-3}{2-2}=\frac{-6}{0}[/tex]  

Slope of the bisector is the negative reciprocal of the given slope.  

So, the slope of the perpendicular bisector = 0  

Equation of AC with slope 0 and the coordinates (2,0) is,  

(y – 0) = 0(x – 2)  

y=0 ………………(2)  

By solving equation (1) and (2),  

put y=0 in equation (1)

y+x=-1

0+x=-1

⇒x=-1  

So the circumcenter(P)= (-1,0)

To find the orthocenter we solve the intersections of altitudes.

We solve for line AB and BC

So, mid point of AB =[tex](\frac{2-4}{2},\frac{3-3}{2})=(-1,0)[/tex]

Slope of AB =[tex]\frac{-3-3}{-4-2}=1[/tex]

Slope of the bisector is the negative reciprocal of the given slope.  

So, the slope of CF = -1  

Equation of AB with slope -1 and the coordinates (-1,0) gives equation CF  

(y – 0) = -1(x – (-1))  

y+x=-1………………(3)  

Similarly, mid point of BC =[tex](\frac{-4+2}{2},\frac{-3-3}{2})=(-1,-3)[/tex]

Slope of AB =[tex]\frac{-3+3}{-4-2}=0[/tex]

Slope of the bisector is the negative reciprocal of the given slope.  

So, the slope of AD = 0

Equation of AB with slope 0 and the coordinates (-1,-3) gives equation AD

(y-(-3)) = 0(x – (-1))  

y+3=0

y=-3………………(4)  

Solve equation (3) and (4),

Put y=-3 in equation (3)

y+x=-1

-3+x=-1

x=2

Therefore, orthocenter(O)= (2,-3)


Final answer:

To find the coordinates of the Circumcenter of Triangle ABC, we find the equations of the perpendicular bisectors of two sides and solve them simultaneously. To find the coordinates of the Orthocenter, we find the equations of the altitudes and solve them simultaneously.

Explanation:

The Circumcenter of a triangle is the point of concurrency of the perpendicular bisectors of the triangle's sides. The Orthocenter of a triangle is the point of concurrency of the triangle's altitudes. To find the coordinates of the Circumcenter, we can find the equations of the perpendicular bisectors of two sides of the triangle and solve them simultaneously. To find the coordinates of the Orthocenter, we can find the equations of the altitudes and solve them simultaneously.

For Triangle ABC with vertices A(2,3), B(-4,-3), and C(2,-3):

Circumcenter coordinates:

Find the midpoint of AB and its slope.Find the midpoint of BC and its slope.Equate the two equations to find the coordinates of the Circumcenter.

Orthocenter coordinates:

Find the slope of BC and the equation of the line passing through A with that slope.Find the slope of AC and the equation of the line passing through B with that slope.Find the point of intersection of the two lines to find the coordinates of the Orthocenter.

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Two triangles are congruent if:
a) each pair of corresponding sides is congruent
b) two pairs of corresponding angles are congruent and a pair of corresponding sides
are congruent
c) two pairs of corresponding sides and the angles included between them are
congruent
d) If three sides of one triangle are congruent to three sides of a second triangle,
e) If two angles and a non-included sides of each triangle are congruent

Answers

Answer:

A and D. SSS theorem

B. ASA or AAS theorems

C. SAS theorem

E. AAS theorem

Step-by-step explanation:

SSS theorem states that if three sides of one triangle are congruent to three sides of another triangle, then these two triangles are congruent.

SAS theorem states that if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then these two triangles are congruent.

AAS theorem states that if two angles and the non-included side one triangle are congruent to two angles and the non-included side of another triangle, then these two triangles are congruent.

ASA theorem states that if two angles and the included side of one triangle are congruent to the corresponding parts of another triangle, then the triangles are congruent.

Thus:

A. If each pair of corresponding sides is congruent, then two triangles are congruent by SSS theorem.

B. If two pairs of corresponding angles are congruent and a pair of corresponding sides are congruent, then two triangles are congruent by ASA or AAS theorems.

C. If two pairs of corresponding sides and the angles included between them are congruent, then two triangles are congruent by SAS theorem.

D. If  three sides of one triangle are congruent to three sides of a second triangle, then two triangles are congruent by SSS theorem.

E. If two angles and a non-included sides of each triangle are congruent, then two triangles are congruent by AAS theorem.

The theorems signified are:

a) SSS

b) ASA and AAS

c) SAS

d) SSS

e) AAS.

a) SSS (Side-Side-Side): All three sides of one triangle are congruent to the corresponding sides of the other triangle.

b)Here, two theorems can be used:

ASA (Angle-Side-Angle): Two angles and the included side of one triangle are congruent to the corresponding parts of the other triangle.

AAS (Angle-Angle-Side): Two angles and a non-included side of one triangle are congruent to the corresponding parts of the other triangle.

c) SAS (Side-Angle-Side): Two sides and the included angle of one triangle are congruent to the corresponding parts of the other triangle.

d) SSS (Side-Side-Side): All three sides of one triangle are congruent to the corresponding sides of the other triangle.

e) AAS (Angle-Angle-Side): Two angles and a non-included side of one triangle are congruent to the corresponding parts of the other triangle.

Thus, the theorems signified are:

a) SSS

b) ASA and AAS

c) SAS

d) SSS

e) AAS

Correct question:

Identify the congruency rule in each

Two triangles are congruent if:

a) each pair of corresponding sides is congruent

b) two pairs of corresponding angles are congruent and a pair of corresponding sides

are congruent

c) two pairs of corresponding sides and the angles included between them are

congruent

d) If three sides of one triangle are congruent to three sides of a second triangle,

e) If two angles and a non-included sides of each triangle are congruent

Other Questions
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