How do percents show the relationship between quantities?

Answers

Answer 1

9514 1404 393

Explanation:

A percentage is a representation of a fraction. Just as any fraction relates a quantity to a whole, so does a percentage.

Example:

  3/5 represents 3 parts out of 5.

Its equivalent as a percentage is ...

  3/5 · 100% = 60%

which also represents 3 parts out of 5, or 6 parts out of 10, or 60 parts out of 100.

__

Note that the percent symbol (%) can be considered to be a shorthand way to write /100. Similarly, the "mils" symbol (‰) can be considered a shorthand way to write /1000. That is, 60% is fully equivalent to 60/100, and vice versa.


Related Questions

What type of exponential function is f(x)=0.6(2.4)^x?
What is the function's percent rate of change?
Select from the drop-down menus to correctly complete each statement.

The function is an exponential CHOOSE function.
The percent rate of change of the function is CHOOSE%.

Answers

Answer:

growth

140%

Step-by-step explanation:

The function f(x) is an exponential growth function as f(x) increases when x increases.

The percent rate of change of the function f(x) is 201.6%.

What is a function?

function is a relationship between inputs where each input is related to exactly one output.

Example:

f(x) = 2x + 1

f(1) = 2 + 1 = 3

f(2) = 2 x 2 + 1 = 4 + 1 = 5

The outputs of the functions are 3 and 5

The inputs of the function are 1 and 2.

We have,

f(x) = 0.6 [tex](2.4)^x[/tex]

For x = 1,

f(1) = 0.6 x 2.4 = 1.44

For x = 2,

f(2) = 0.6 x 2.4² = 0.6 x 5.76 = 3.456

For x = 3,

f(3) = 0.6 x 2.4³ = 0.6 x 18.824 = 8.2944

We see that,

As the value of x increases, the value of f(x) increases.

f(x) is an exponential growth function.


Now,

The percentage rate of change of function f(x).

= (f(2) - f(1)) / (2 - 1) x 100

= (3.456 - 1.44) x 100

= 2.016 x 100

= 201.6 %

Thus,

f(x) is an exponential growth function.

f(x) percent rate of change is 201.6%

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An 8% decrease from $5 per hour is ?

Answers

Answer:

$4.60

Step-by-step explanation:

8% = 0.08 as a decimal

0.08 x 5 = 0.40

8% of $5.00 is 40 cents

take 40 cents from 5 dollars

5.00 - 0.40 = 4.60

I was at the store, and saw two sizes of avocados being sold. The smaller size sold for $0.92 each. For what prices would the larger avocado be a better deal?

Answers

Answer:

Large avocados should cost $ 1.83 or less to be a good deal.

Step-by-step explanation:

Since there are two types of avocado in the store, some small at $ 0.92 and others larger, to determine at what price large avocados would be a good deal, an equivalence must be established in this regard:

Thus, if two small avocados are equal to one large, buying two small avocados at $ 0.92 the total price would be $ 1.84. Therefore, any large avocado that sells for less than $ 1.84 would be a good deal. Thus, large avocados should cost $ 1.83 or less to be a good deal.


What point appears to be the solution to the system of
equations shown in the graph?

Answers

Answer:  (-2, -5)

Explanation:

The solution to the system is where the lines intersect. The point (-2,-5) is on both the blue and orange line simultaneously.

The point (-2, -5) means x = -2 and y = -5 pair up together to form the full solution.

-2, -5

got it right on edge

A file that is 228 megabytes is being downloaded. If the download is 12.4% complete, how many megabytes have been downloaded? Round your answer to the
nearest tenth.

Answers

228-12.4%= 199.728
199.728 rounded to the nearest tenth is *199.7*

Find the product of 6x and 2y2

Answers

Answer: 24xy

I'm not sure if I'm right, but if I am and you have any questions about how it was solved, feel free to ask!! :)

WILL GIVE BRAINLIEST

4cos4(x)-5cos2(x)+1=0 from[0,2pi]



If you could can you give steps please

Answers

Answer:

x = {0, π/3, π, 4π/3}

Step-by-step explanation:

4cos⁴(x) - 5cos²(x) + 1 = 0

(u² - 1)(4u² - 1) = 0

u² - 1 = 0

u² = 1

u = ± 1

cos x = ± 1

=> x = 0 or π

4u² - 1 = 0

4u² = 1

u² = 1/4

u = ± 1/2

cos x = ± 1/2

=> x = π/3 or 4π/3

Therefore, x = {0, π/3, π, 4π/3}.

A nursery owner buys 8 panes of glass to fix some damage to his greenhouse. The 8 panes cost $17.20. Unfortunately, he breaks 3 more panes while repairing the damage. What is the cost of another 3 panes of glass? Another 3 panes of glass cost $
q ?????????????​

Answers

Answer:

$6.45

Step-by-step explanation:

Help I’m being timed!!

Answers

Trueeeeeeeeeeeeeeeeeeee

Answer:

true I think. I rember some, sorry if its wrong

Help me please !!!!!

Answers

Answer: 1

Step-by-step explanation: divide 3 by 3

The Question is above.

Answers

Step-by-step explanation:

given

g(r)= -1 -7r

g ( 6) = - 1 - 7 * 6

= - 1 - 42

= - 43

Yes he is correct I

Angel earned $357.60 at his job when he worked for 24 hours. What did he earn in
one hour?

Answers

Answer:

$14.90

Step-by-step explanation:

357.60 ÷ 24 is 14.9

3/4-2/3 as fractions​

Answers

Answer:

2

3

3

4

=

– 1

12

Step-by-step explanation: is this the answer?

please help me i will help you if you help me

Answers

Answer:

4/115

64/62

Step-by-step explanation:

Since you dont have to simplify, just find the number of each animal then put it over whatever other animal the questions said was treated

I GIVVVVVVE EEEEEE BRAINLILST

Answers

Answer:

1/5

Step-by-step explanation:

If you focus on one of the coordinates, for example (10,10) you will notice that 10 divided by 5 equals 2.  If you do that on both X and Y it will give you 2.  The black shape's top right cordinate is (2,2) which explains why its 1/5...

Can I plz have it!

um I’m really not sure about that I’m gonna Come back to it

In a batch of 440 water purifiers, 8 were found to be defective. What is the probability that a water purifier chosen at random will be defective? Write the probability as a percent. Round to the nearest tenth of a percent if necessary!
please help

Answers

Answer:

1.8% or 1.818181%

Step-by-step explanation:

If in a batch of 440 water purifiers, we find 8 to be defective.

Then the probability of the next purifier being defective is 8/440

In percentage = 8/440 * 100

=> 8/44 * 10

=> 8/22 * 5

=> 40/22

=> 20 / 11

20/11 is roughly 1.8181818

Rounding it to the nearest tenth, we get 1.8%

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

Thank You!!

The general solution of e x cosydx−e x sinydy=0 is :__________

Answers

Answer:

General solution    x   = log | sec y | + C            

Step-by-step explanation:

Step(i):-

Given

          [tex]e^{x} cosy dx - e^{x} sin y d y = 0[/tex]

         [tex]e^{x} (cosy dx = e^{x} sin y d y[/tex]

           cos y dx = sin y d y

                [tex]dx = tan y d y[/tex]

Step(ii):-

now integrating on both sides , we get

            [tex]\int\limits {1} \, dx = \int\limits {tany} \, dy[/tex]

by using formula

               [tex]\int\limits {tany} \, dy = log | sec y | + C[/tex]

             x   = log | sec y | + C

Final answer:-

General solution    x   = log | sec y | + C

           

     

       

How to write 9X+35=5y in slope intercept form

Answers

Answer:

anwer is i dont know im sorry

If your gonna answer thanks.
Can someone please get me the answer fast

Answers

Step-by-step explanation:

Using Trignometry,

sin60° = BC/10.

=> BC = 10sin60°

= 10 * (√3/2) = 5√3 = 8.7. (1d.p.)

Answer:

[tex] \sin(60°) = \frac{BC}{10} \\ \frac{ \sqrt{3} }{2} = \frac{BC}{10} \\ BC = \frac{10 \sqrt{3} }{2} \\ BC= 5 \sqrt{3}\\\boxed{\red{BC= 8.7}}[/tex]

8.7 is the right answer.

the probability of randomly meeting someone with a phone number that ends in 0

Answers

Answer:

20%

Step-by-step explanation:

the ratio of trucks to sedans a car dealership serviced 28 sedans in one day
can someone please help i need to show work

Answers

ratio of trucks to sedans, with 28 sedans, is 12 trucks

Will give brainiest if they helped me with this. Please do

Answers

Answer:

5 and 5b: y=-2x+10

5a: y-2=-2(x-6)

Step-by-step explanation:

We can use the mentioned data points to identify the slope. Time will always the x coordinate/axis, so gallons will be the y coordinate/axis. As you probably already know, slope is rise over run, so we can measure the change in y over the change in x, or we can do [tex]\frac{y-y_{1}}{x-x{1}}[/tex]. When we plug in our points, (2,6) and (5,0), we get  [tex]\frac{6-0}{2-5}[/tex], or [tex]\frac{6}{-3}[/tex], or [tex]\frac{2}{-1}[/tex], or simply -2. So our slope is -2.

We can use our y-intercept (which is (0,10), as mentioned in the attached graph and table) to make the equation, in slope-intercept form, [tex]y=-2x+10[/tex] This can answer both question 5 and 5b. Remember that slope-intercept form is written using the format y=mx+b, where x any given x-coordinate, y is the corresponding y-coordinate, m is the slope and b is the y-intercept.

To put this equation in point-slope form, one must first remember that point-slope form is written in the format [tex]y-y_{1} = m(x-x_{1})[/tex], using the coordinates of any given coordinates on the same line, except for the y intercept. m also represents slope in this equation. So for this one, we can easily use (2,6). we can plug in these coordinates to get the equation y-2=-2(x-6).

Hope this helps.

Graph and table were created using Desmos dot com graphing calculator.

I WILL GIVE BRAINLIEST Which of the following tables of x– and y–values represents a function? Select all that apply.

Answers

Answer:

The only function is C.

Step-by-step explanation:

Help ASAP.. Find the measure of each missing angle .. M<1? M<2? M<3? M<4? M<5?

Answers

Answer:

m<1=62°

m<2=23°

m<3=157°

m<4=23°

m<5=62°

Step-by-step explanation:

m<1= 180-118=62

m<2=180-95-62=23

m<3=180-23=157

m<4=m<2=23

m<5=m<1=62

Measures of the missing angles

m∠1 = 62° , m∠2 = 23°, m∠3 = 157° , m∠4 = 23° , m∠5= 62°

What is an angle?

An angle is the figure formed by two rays called sides of the angle sharing a common endpoint called the vertex of the angle.

Given,

In the figure

sum of angles on a straight line is 180° .

m∠1 + 118° = 180°

m∠1 = 180° - 118°

m∠1 = 62°

In a triangle, measurement of all interior angles is 180°

m∠1 + m∠2 + 95° = 180°

62° + m∠2 + 95° = 180°

m∠2 + 157° = 180°

m∠2 = 180° - 157°

m∠2 = 23°

Sum of angles on a straight line is 180°

m∠2 + m∠3 = 180°

23° + m∠3 = 180

m∠3 = 180° - 23°

m∠3 = 157°

Since ∠2 and ∠4 are supplementary angles

m∠4 = m∠2

m∠4 = 23°

Sum of all interior angles of a quadrilateral is 360°

m∠3 + m∠4 + m∠5 + 118° = 360°

157 + 23 + m∠5 +118 = 360

m∠5 + 298 = 360

m∠5 = 360 - 298

m∠5 = 62°

Hence, m∠1 = 62°, m∠2 = 23°, m∠3 = 157°, m∠4 = 23°, m∠5= 62° are the measures of the missing angles.

Learn more about angles here:

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please help me solve this problem.​

Answers

Answer:

The value of x will be:

[tex]x=22\sqrt{2}[/tex]

or

[tex]x = 31.1[/tex]

Step-by-step explanation:

Given

a = 22b = 22

To determine

hypotenuse x = ?

For a right-angled triangle with sides, a and b the hypotenuse c is defined as

[tex]c=\sqrt{a^2+b^2}[/tex]

substituting a = 22, b = 22 and c = x

[tex]x=\sqrt{22^2+22^2}[/tex]

[tex]x=\sqrt{22^2\cdot \:2}[/tex]

Apply radical rule:  [tex]\sqrt[n]{ab}=\sqrt[n]{a}\sqrt[n]{b},\:\quad \mathrm{\:assuming\:}a\ge 0,\:b\ge 0[/tex]

[tex]x=\sqrt{2}\sqrt{22^2}[/tex]

[tex]x=22\sqrt{2}[/tex]

or

[tex]x = 31.1[/tex]

Therefore, the value of x will be:

[tex]x=22\sqrt{2}[/tex]

or

[tex]x = 31.1[/tex]

Solve the inequality. Graph the solution set and write it in interval notation. .
15x - 35 > 5(2x - 11)
I thought the end of the arrow wild be open but it's showing a [ and a( at the end which is correct ?

Answers

Answer:

 -4

Step-by-step explanation:

what is the rate of change of the function? -2, -1/2,1/2,2?​

Answers

Given:

The graph of linear function.

To find:

The rate of change the given linear function.

Solution:

From the given graph it is clear that the line passes through the points (0,1) and (1,-1). So, rate of change is

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

[tex]m=\dfrac{-1-1}{1-0}[/tex]

[tex]m=\dfrac{-2}{1}[/tex]

[tex]m=-2[/tex]

Therefore, the rate of change of the given linear function is -2. Hence, the correct option is A.

y=4, -4y + 5 evaluate it please​

Answers

Answer:

Step-by-step explanation:

=

4

4

+

5

=

9

4

The graph shows a journey in a car. Which of the statements most likely describes the journey at the portion of the graph labeled K?

a. The car travels the same distance per unit of time because the portion shows a linear, increasing function.

b. The car travels different distances per unit of time because the portion shows a linear, increasing function.

c. The car travels different distances per unit of time because the portion shows a nonlinear, increasing function.

d. The car travels the same distance per unit of time because the portion shows a nonlinear, increasing function.

Answers

Answer:

c. The car travels different distances per unit of time because the portion shows a nonlinear, increasing function.

Step-by-step explanation:

We are given the graph of a function of the distance in function of the time.

We want to study the graph during the part of the graph labeled K, which is non-linear, meaning that the accelaration is not constant. This means that the car travels different distances per unit of time, and the correct answer is:

c. The car travels different distances per unit of time because the portion shows a nonlinear, increasing function.

PLEASE HELP ALGEBRA 2
Question is on the photo below

Answers

Answer:

The value of f(x) - g(x) is:

f(x) - g(x) =  2x² + 6x - 4

Step-by-step explanation:

Given

f(x) = 3x² + x - 3

g(x) = x² - 5x + 1

To determine

f(x) - g(x)

Using the formula

f(x) - g(x) =  3x² + x - 3 - ( x² - 5x + 1)

              = 3x² + x - 3 - x² + 5x - 1

              = 2x² + 6x - 4

Therefore, the value of f(x) - g(x) is:

f(x) - g(x) =  2x² + 6x - 4

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