Pls help asappppppp it is very important I need it pls

Pls Help Asappppppp It Is Very Important I Need It Pls

Answers

Answer 1

Given:

The graph of a proportional relationship.

To find:

The constant of proportionality, the value of y when x is 24 and the value of x when y is 108.

Solution:

If y is directly proportional to x, then

[tex]y\propto x[/tex]

[tex]y=kx[/tex]             ...(i)

Where, k is the constant of proportionality.

The graph of proportional relationship passes through the point (5,15).

Substituting x=5 and y=15 in (i), we get

[tex]15=k(5)[/tex]

[tex]\dfrac{15}{5}=k[/tex]

[tex]3=k[/tex]

Therefore, the constant of proportionality is 3.

Substituting k=3 in (i) to get the equation of the proportional relationship.

[tex]y=3x[/tex]              ...(ii)

Substituting x=24 in (ii), we get

[tex]y=3(24)[/tex]

[tex]y=72[/tex]

Therefore, the value of y is 72 when x is 24.

Substituting y=108 in (ii), we get

[tex]108=3x[/tex]

[tex]\dfrac{108}{3}=y[/tex]

[tex]36=y[/tex]

Therefore, the value of x is 36 when y is 108.


Related Questions

What is the scale factor of this dilation?​

Answers

Answer:

the factor from 3 to 5 is

1 2/3

The Cubs are projected to win 38 games next season, this is a 22.6% increase from this past season, how many games did they win in this past season?

Answers

Answer:

≈ 30 times

Step-by-step explanation:

The Cubs are projected to win 38 games next season and this is a 22.6% increase from past season.

Step 1 : Let's find 22.6% of 38.

= 8.588

Step 2 : Now, since we increased by this, we subtract.

38 - 8.588 = 29. 412

Of course you can't win only part of a game, so I'm going to say they won 30 times, because a little extra win never hurt anybody. :)

Hope this helps, please mark brainliest!

the difference of place values of the digit 3 in 53,230​

Answers

Mark Brainliest please

Answer:

Ones is place value and 3 is the value.

Step-by-step explanation:
5 ten thousand
4 thousands
2 hundreds
6 tens
3 ones

please help me (the last word says coordinate)

Answers

Answer:

A square

Step-by-step explanation:

the coordinates make a square.

What is the solution to the system of equations?

4x + 2y = 1
5x = y - 18

Answers

That answer to 5x=y-18 is y=23

The diagram shows a sector OAPB of a circle, centre O.
AB is a chord of the circle.
OA = OB = 5.4 cm.
Angle AOB = 72°

Calculate the area of the shaded segment APB.
Give your answer correct to 3 significant figures.

Answers

Answer:

4.44 cm²

Step-by-step explanation:

If the diagram attached below is required to complete the question,

Applying,

Area of the shaded segment(A) = Area of the sector- area of the triangle

A = (πr²∅/360)-(r²sin∅/)2................ Equation 1

Where r = radius of the circle, ∅ = angle at the center of the circle,π = pie

From the question,

Given: r = 5.4 cm, ∅ = 72°

Constant: π = 3.14

Substitute these values into equation 1

A = (3.14×5.4²×72/360)-(5.4²/2×sin72)

A = 18.31-13.87

A = 4.44 cm²

The temperature inside the freezer is −10°C and the temperature of the room is 32°C. How much higher is the temperature of the room than the temperature inside the freezer?

Answers

Answer:

42°C

Step-by-step explanation:

32-(-10) =

32 + 10 = 42

Minus a negative makes a positive

Find the gradient of a line with the following equations 3y+6x =12​

Answers

Hi there!

[tex]\large\boxed{\text{gradient = -2}}[/tex]

Recall the equation:

y = mx + b, where:

m = slope, or gradient of a line

Rewrite this expression into the above format:

3y + 6x = 12

Isolate y by subtracting 6x from both sides of the equal sign:

3y + 6x - 6x = 0x -6x + 12

3y = -6x + 12

Divide all terms by 3:

y = -2x + 4

Thus, the gradient is -2.

please help me i dont understand

Answers

Answer:

[tex] \cos(71) = \frac{15}{x} [/tex]

[tex]x = \frac{5}{ \cos(71) } [/tex]

[tex]x = 46.07[/tex]

[tex]x = 46.1[/tex]

OPTION B

HURRY PLEASE 100 POINTS WILL GIVE BRAINLIEST
Describe how the rules of adding and subtracting fraction are similar and different from the rules of adding and subtracting rational expressions. When are excluded values applied and why are they needed? Give an example. This needs to be an in depth answer.

Answers

Answer:

To add or subtract two rational expressions with the same denominator, we simply add or subtract the numerators and write the result over the common denominator.

When the denominators are not the same, we must manipulate them so that they become the same. In other words, you must find a common denominator.

Step-by-step explanation:

ANSWER THIS PLS ASAP

Answers

Answer:

X = 10 Unknown Side:  30 and 21

Step-by-step explanation:

What is 3logy−2logx−4logz written as a single logarithm?

Answers

Answer:

log[tex]\frac{y^{3}}{x^{2} z^{4} }[/tex]

Step-by-step explanation:

3logy−2logx−4logz

log[tex]y^{3}[/tex]− log[tex]x^{2}[/tex]− log[tex]z^{4}[/tex]

log[tex]\frac{y^{3}}{x^{2} }[/tex] − log[tex]z^{4}[/tex]

log[tex]\frac{y^{3}}{x^{2} z^{4} }[/tex]

Describe the graph of a tangent function. State some important characteristic

Answers

Answer:

The graph of a tangent function is defined as the ratio if the opposite side of the adjacent side of any angle, specifically a right-angled triangle.

Use the distributive property and combine like terms to write an equivalent expression: 5(3x + 2) - 8(x +1)

Answers

Answer:

7x + 8

Step-by-step explanation:

15x + 10 - 8x + 8

combine like terms

7x + 8

5(3x+2)-8(x+1)
= 15x + 10 - 8x - 8 (open parenthesis. first one multiple each term by 5. second one, multiply each term by -8)
= 7x + 2 (subtract like terms)

First one: 54 < -9c solve for c
Second one: 49> -7a solve for a

Answers

Hehsuajs hshshsjisididjisisjisisi

I need to find the value of y. how do I do that?​

Answers

Step-by-step explanation:

I'm assuming this is an isosceles triangle (cuz those two angles are equal right?)

since it's an Isosceles triangle,

y = 9

Answer:

y is 9, the sum of all angles is 180 degrees, so you take 180/9 and thats 20 but you can see 9 and y is about the same length so y is 9 and the other side is 11

Step-by-step explanation:

im guessing honestly but im pretty sure its 9, sorry if im wrong, have a good day :)

Please help me with this im pretty confused​

Answers

Answer:

11

Step-by-step explanation:

sqrt(121)

What number times itself gives 121

11*11 = 121

-11 * -11 = 121

Answer:

the square root of 121 is 11

which is the second option

Someone help dont scam or you get reported

Answers

Answer:

$0.21

Step-by-step explanation:

Divide $0.84 for 4: $0.21

Answer:

0.21

Step-by-step explanation:

well 4 cars

.84 a pack of 4

42=50%

21=25%

0.21 per car

Determine whether each expression represents the statement divide the sum 15 and 6 by the difference of 10 and 3.

Answers

Answer:

[tex]\frac{15+6}{10-3}[/tex]

Step-by-step explanation:

Sum of 15 and 6 = 15 + 6

Difference of 10 and 3 = 10 - 3

So, the expression is

[tex]\frac {15 + 6}{10-3}[/tex]

This is the required expression.

2. There are 476,092 fish in the city aquarium. That number
of fish is 476,070 more fish than Nadia has in her aquarium.
How many fish does Nadia have in her aquarium?

Answers

Answer:

Nadia has 22 fish

Step-by-step explanation:

476,092-476,070= 22

Answer:

The answer is 952,152 fishes

Step-by-step explanation:

No. of fish in the city aquarium      476,092

No. of fish Nadia's aquarium has= 476,070 more than

More than= +

476,092+476,070=952,152

Place the digits 1, 2, 3, 4, 5, and 6 in the circles below so that the sum of the three numbers on each side of the triangle is 12. Hint: There are a limited number of possible configurations. ​

Answers

Answer:

hmmmm i dont know

Step-by-step explanation:

Which problem is best represented by the expression 12÷18?

Answers

Answer:

12 divided by 18 equals 0.666666666666

Which equation is correct?
please help me :((

Answers

Answer:

sin x° = opposite ÷ hypotenuse

Step-by-step explanation:

Cosine is represented by the expression adjacent ÷ opposite and sine is represented by opposite ÷ hypotenuse. Only the fourth option lines up with the functions defined above.

If you are having trouble remembering the ratios for each trig function, you can use the acronym SohCahToa. This stands for:

S - sine

o - opposite

h- hypotenuse

C - cosine

a - adjacent

h - hypotenuse

T - tangent

o - opposite

a - adjacent

You receive $1,000 to put in the bank. You place it in an account that pays 6% annual interest compounded continuously. How much will you have in 12 years? Round the answer to the nearest dollar. ​

Answers

$2054.43 or $2054 in 12 years

I need help with this​

Answers

Answer:

A. w+2

Step-by-step explanation:

(w²+2w)/ w =

w(w+2)/w = w+2

Answer:

a) w+2

Step-by-step explanation:

A=w^2+2w

width is w

let's consider length is x

area=length×width

so

[tex] {w}^{2} + 2w = xw[/tex]

[tex]x = \frac{ {w}^{2} + 2w}{w} = w + 2[/tex]

Using the properties of equality to solve the equation -3x - 9 = -21, you would

add 9 and then divide by -3
add 9 and then multiply by -3
subtract 9 and then divide by -3
subtract 9 and then multiply by -3 ?

Answers

Add 9 and divide by -3

Find the surface area and volume of the composite figure. Use 3.14 for π and round to the nearest tenth if needed.

Please show step by step, I'm really struggling with this.

Answers

[tex] \huge \mathrm {➢ \: \: \: \: Answer }[/tex]

The above figure consists of three different shapes, that is :

A hemisphereA Cylinder A Cone

Let's solve for surface area of whole figure :

1. Curved surface area of hemisphere : -

radius (r) = 4 m

[tex] \large \boxed{ \boxed{2\pi {r }^{2} }}[/tex]

[tex]➢ \: \: 2 \times 3.14 \times 4 \times 4[/tex]

[tex]➢ \: \: 100.48 \: m {}^{2} [/tex]

2. lateral surface area of Cylinder : -

radius (r) = 4 mheight (h) = 10 m

[tex] \large \boxed {\boxed{2\pi rh}}[/tex]

[tex]➢ \: \: 2 \times 3.14 \times 4 \times 10[/tex]

[tex]➢ \: \: 251.2 \: { m}^{2} [/tex]

3. curved surface area of cone :

radius (r) = 4 mheight of cone (h') = 3 m.

[tex]slant \: height = \sqrt{4 {}^{2} + 3 {}^{2} } [/tex]

(by Pythagoras theorem)

[tex] \large \boxed { \boxed{c.s.a = \pi rl}}[/tex]

[tex]➢ \: \: 3.14 \times 4 \times 5[/tex]

[tex]62.8 \: m {}^{2} [/tex]

Surface area of the figure :

[tex]➢ \: \: 100.48 + 251.2 + 62.8[/tex]

[tex]➢ \: \: 414.48 \: \: m {}^{2} [/tex]

[tex]➢ \: \: 414.5 \: m {}^{2} \: \: \: (approx)[/tex]

Now, let's solve for volume :

Volume of given figure will be combined volume of the all three shapes,

1. Volume of hemisphere :

[tex] \boxed{ \boxed{\dfrac{2}{3} \pi {r}^{3} }}[/tex]

[tex]➢ \: \: \dfrac{2}{3} \times 3.14 \times 4 \times 4 \times 4[/tex]

[tex]➢ \: \: 133.97 \: \: { m}^{3} [/tex]

2. Volume of Cylinder :

[tex] \large\boxed{ \boxed{ \pi{r}^{2}h }}[/tex]

[tex]➢ \: \: 3.14 \times 4 \times 4 \times 10[/tex]

[tex]➢ \: \: 502.4 \: m {}^{3} [/tex]

3. Volume of cone :

height of cone (h') = 3 m

[tex] \large \boxed {\boxed{ \frac{1}{3} \pi {r}^{2}h' }}[/tex]

[tex]➢ \: \: \dfrac{1}{ 3} \times 3.14 \times 4 \times 4 \times 3[/tex]

[tex]➢ \: \: 50.24 \: {m}^{3} [/tex]

The total volume of the given figure :

[tex]➢ \: \: 133.97 + 502.4 + 50.24[/tex]

[tex]➢ \: \: 686.61 \: {m}^{3} [/tex]

or

[tex]➢ \: \: 686.6 \: \: m {}^{3} \: \: \: (approx)[/tex]

[tex] \mathrm{✌TeeNForeveR✌}[/tex]

Plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Answers

Answer:

Step-by-step explanation:

-3x - 5 = 16

add 5 to both sides of the equation

-3x = 21

divide both sides by -3

x = -7

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

-4(y - 2) = 12

distribute the -4 to everything in the parentheses

-4y + 8 = 12

subtract 8 from both sides of the equation

-4y = 4

divide both sides of the equation by -4

y = -1

a quadratic polynomial has a degree of 2. T or F

Answers

Answer:

Step-by-step explanation:

True


Find the area of the circle with a circumference of
30
π
. Use 3.14 for
π
. Round to the nearest hundredth.

Area in in decimal form: ______

Options:

Answers

Answer:

706.50 mm^2

Step-by-step explanation:

The formula to find the circumference is 2πr (r : radius)

if the circumference is 30π the the radius is = 15

to find the area we use the following formula :

π*r^2

r = 15 and π is given as 3.14

(3.14)*15^2 = 706.50 mm^2

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