Hello, I need help with this I'm a little confused What is 22% of 250?

The required equation that models the bee population (b) is y = 2000x + 500

The equation of a line in slope-intercept form is expressed as y = mx + b

where;

Using the coordinate points on the graph (2, 2000) and (3, 4000)

Get the slope of the line

\(m=\frac{4000-2000}{3-2}\\m=\frac{2000}{1}\\m=2000\)

Since one of the coordinate points lies on the y-axis at (0, 500), hence the y-intercept is 500.

The required equation that models the bee population (b) is y = 2000x + 500

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Answer: A

Step-by-step explanation:

Answer

D

Step-by-step explanation:

D is correct because 1,400-400= 1,000

so he can only consume 1,000 more calories so 1,200 will cause him to go over 2,000

Hello!!

(4c+3)(3c−3)

=(4c+3)(3c+−3)

=(4c)(3c)+(4c)(−3)+(3)(3c)+(3)(−3)

=12c2−12c+9c−9

=12c2−3c−9

Answer^

Hope this helps ((brainliest!!!))

1. In the context of spacetime, the locus of points equidistant from the origin of a spacetime plane is a hyperbola.

In Euclidean space, the distance between two points is given by the Pythagorean theorem, which only considers spatial dimensions. However, in spacetime, the concept of distance is extended to include both spatial and temporal components. The spacetime distance, also known as the interval, is given by the Minkowski metric:

ds^2 = -c^2*dt^2 + dx^2 + dy^2 + dz^2,

where c is the speed of light, dt represents the temporal component, and dx, dy, dz represent the spatial components.

To determine the locus of points equidistant from the origin, we need to find the set of points where the spacetime interval from the origin is constant. Setting ds^2 equal to a constant value, say k^2, we have:

-c^2*dt^2 + dx^2 + dy^2 + dz^2 = k^2.

If we focus on a spacetime plane where dy = dz = 0, the equation simplifies to:

-c^2*dt^2 + dx^2 = k^2.

This equation represents a hyperbola in the spacetime plane. It differs from a circle in Euclidean space due to the presence of the negative sign in front of the temporal component, which introduces a difference in the geometry.

Therefore, the locus of points equidistant from the origin in a spacetime plane is a hyperbola.

(Note: The explanation provided assumes a flat spacetime geometry described by the Minkowski metric. In the case of a curved spacetime, such as that described by general relativity, the shape of the locus of equidistant points would be more complex and depend on the specific curvature of spacetime.)

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Answer:

30

Step-by-step explanation:

1/3x =10 x= 3×10

this is the answer

Answer:

5 nickels

Skills needed: Coins and Money

Step-by-step explanation:

1) We need to understand the different coins in the problem.

There is a nickel in the problem.

The problem states that:

- A nickel is \(\$0.05\) which is \(5 \text{ } cents\)

From above: A nickel is 5 cents.

2) After understanding the coin values, we need to understand what the problem is asking. It asks how many nickels Sam has if he has $0.25 (25 cents) in nickels.

---> In other words: How many nickels make up 25 CENTS?

- We can use division for that:

\(25 \text{ } cents \div 5 \text{ } cents = nickels\)

(The amount of money divided by the money value of a nickel will equal the number of nickels).

---> 25 divided by 5 is 5.

5 would be your answer.

The rate of change of S for the weekly sales is :

-250 000e⁻°·⁵t

Given:

the sales of the product is :

S = 500,000e^-0.5t

where S is the weekly sales in the dollars and t is the number of weeks since end of the campaign.

we are asked to find the rate of sales dS/dt = ?

that is the rate of sales of delay.

Given:

S = 500,000e^-0.5t

dS/dt =(500,000)e^-0.5t + 500,00 (e^-0.5t)

= 0 +  500,00 (e^-0.5t)

= - 250 000 e^0.5t

therefore, dS/dt = - 250 000 e^0.5t

Hence we get the required answer.

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Step-by-step explanation:

Let's start by counting the number of red and white tokens Anja has at the beginning:

1 white token

0 red tokens

Let's denote by "R" the number of red tokens and by "W" the number of white tokens. We want to find the minimum number of exchanges that will result in:

R = 2W

We can use the two machines to perform the exchanges. Let's denote by M1 the machine that exchanges a red token into 9 white tokens, and by M2 the machine that exchanges a white token into 5 red tokens.

We can perform the following exchanges:

Use M2 to exchange the white token for 5 red tokens. Anja now has:

0 white tokens

5 red tokens

Use M1 to exchange one of the red tokens for 9 white tokens. Anja now has:

8 white tokens

4 red tokens

Use M2 to exchange one white token for 5 red tokens. Anja now has:

7 white tokens

9 red tokens

Use M1 to exchange one red token for 9 white tokens. Anja now has:

70 white tokens

8 red tokens

Use M2 to exchange one white token for 5 red tokens. Anja now has:

69 white tokens

13 red tokens

Use M1 to exchange one red token for 9 white tokens. Anja now has:

621 white tokens

12 red tokens

Use M2 to exchange one white token for 5 red tokens. Anja now has:

620 white tokens

17 red tokens

Use M1 to exchange one red token for 9 white tokens. Anja now has:

5580 white tokens

16 red tokens

Use M2 to exchange one white token for 5 red tokens. Anja now has:

5579 white tokens

21 red tokens

At this point, Anja has twice as many red tokens as white tokens, and it took 8 exchanges to reach this result. Therefore, the fewest number of exchanges required is 8.

Answer:

Step-by-step explanation:

(3 + x)/2 = 6

3 + x = 12

x = 9

(2 + y)/2 = -2

2 + y = -4

y = -6

(9, -6) the other endpoint C

Answer:

Step-by-step explanation:

h=-5t²+135

when t=3 s

h=-5(3)²+135=-45+135=90 m

Answer:

x = 11

Step-by-step explanation:

Given

4(x - 7) = 2x - 6 ← distribute parenthesis on left side

4x - 28 = 2x - 6 ( subtract 2x from both sides )

2x - 28 = - 6 ( add 28 to both sides )

2x = 22 ( divide both sides by 2 )

x = 11

The solution of the equation is x=3 or x=-5.

Given that the equation is (x+2)²-2(x-+2)-15=0 and use u substitution method to solve.

Let's assume that the (x+2)=u.

The given equation is rewritten as u²-2u-15=0.

Factorize the quadratic equation by adding or subtracting two number that gives the sum of -2u and product 15u² as

u²-5u+3u-15=0

u(u-5)+3(u-5)=0

Taking out (u-5) as common and get

(u-5)(u+3)=0

Compare each equation with 0 and get

u-5=0 or u+3=0

u=5 or u=-3

Performing back substitution by substituting the values of u in x+2

when u=5 then x is

x+2=5

x=3

And when u=-3 then x is

x+2=-3

x=-5

Hence, the solutions of the (x+2)²-2(x-+2)-15=0 is x=3 and x=-5.

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Answer:X=-5 and X=3

Step-by-step explanation:

Answer:

Circumference = (3.14)(15) = 47.1 in

Step-by-step explanation:

Answer:

15

Step-by-step explanation:

10 is 5 less than fifteen.

Sorry if its wrong

The slope is \(\frac{dy}{dx}\) which means it's 100/40 which is 2.5 or 5/2

\(d\) has a full time job in defining difference :D

So basically the slope is defined as the difference in the \(y\) over the difference in the \(x\)

Answer:

5/2

Step-by-step explanation:

To find slope, we can see how much to rise and run from one point to another. In this example, the slope would be 5/2 because you rise 5 and run 2 to get to a different point.

Hope this helps! Have a nice day ^^

Answer:

The first one is none of the answers are correct and the second one is -1,-7

Step-by-step explanation:

Just plug in the x and y values

The approximate solutions to the equation 102x 11 = (x 6)2 – 2 need to be checked.

To find the solutions to the equation, we need to solve for x. Rearranging the equation, we have 102x + 11 = (x - 6)^2 - 2. Expanding the right side, we get 102x + 11 = x^2 - 12x + 36 - 2. Simplifying further, we have 102x + 11 = x^2 - 12x + 34.

To determine the approximate solutions, we can graph the equation or use numerical methods such as the Newton-Raphson method or the bisection method. Unfortunately, without further information or access to a graphing tool or numerical method, it is not possible to provide the specific approximate solutions. Therefore, the values of the approximate solutions to the equation cannot be determined without additional calculations or tools

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The number of possible groups or combination of three men can be formed from 10 is 120.

According to the given question.

Total number of men in a company, n = 10.

Number of men to be selected, r = 3

As we know that, What is a combination in math?

Image result for what is combination

A combination is a mathematical technique that determines the number of possible arrangements in a collection of items where the order of the selection does not matter.

Therefore, the number of possible groups or combination of three men can be formed from 10

= \(^{10} C_{3}\)

= 10!/ 3!7!

= 10(9)(8)/3(2)

= 5 × 3 × 8

= 120

The number of possible groups or combination of three men can be formed from 10 is 120.

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The solution for the quadratic equation, c(x) = \(2x^{2} -192x+54\) is +48.

Bob must repair 48 watches to have the lowest cost.

The axis of symmetry formula uses the standard form of the quadratic equation as well as the vertex form.

We have, c(x) = \(2x^{2} -192x+54\)

As we know the axis of symmetry, using the formula:

x = \(\frac{-b}{2a}\)

In the above equation a = 2; b = -192

x = \(\frac{-(-192)}{2 * 2}\)

x= \(\frac{192}{4}\)

x = +48

Hence, the number of watches for lowest cost bob must sold is 48 watches.

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Answer:

Correct: 3, 4 ,1

Incorrect: 2

Step-by-step explanation:

2.

\(1)\; 180 - 128 = 52\)

\(2)\; This\; triangle\; is\; isosceles\)

\(3)\; 52 + 52 + 72\; does\; not\; equal\; 180\)

Answer: 9 May

Step-by-step explanation: 3291684271 Fanelli Furs

594683219 Brooklyn Pets

7677095385 Maple Garage

8765713281 PAYMENT

321447162 Caruso's Restaurant

Previous

Balance

$420.50

4-10700000

Also this doesn't make a lot of sense.

The expression used to calculate how many more seconds Tatenda spends than Ciara spends mowing lawns during 4 weeks is 4(700t- 750c) .

What is an expression in math example?

time taken by tatenda to mow a square meter of lawn = t seconds

time taken by Ciara  to mow a square meter of lawn = c seconds

area mowed by tatenda in a week = 700 square meters

area mowed by Ciara in a week = 750 square meters

the expression used to calculate how many more seconds Tatenda spends than Ciara spends mowing lawns during 4 weeks

time taken by tatenda for mowing in 4 weeks = 4 * 700 * t seconds

time taken by Ciara for mowing in 4 weeks = 4 * 750 * c seconds

more seconds Tatenda spends than Ciara spends mowing lawns during 4 weeks = [4 * 700 * t ] - [4 * 750 * c]

= 4(700t- 750c)

Therefore, the expression used to calculate how many more seconds Tatenda spends than Ciara spends mowing lawns during 4 weeks is 4(700t- 750c).

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Answer:

20/27

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

SSS stand for Side Side Side, so the truangle must identify all it's sides. To identify sides it uses lines through the side like in B where 1 side has 1 line, 1 side has 2 lines, and the other side has 3 lines. That is the side identifiers, and because each side in B matches with 1 side in A, means that A and B are congruent because they have the same sides, so SSS.

This is confusing to explain, if you have any questions post them in the comments.

The interval of t-values that corresponds to the line segment connecting the points (0, -7) and (6, 5) is t ∈ [0, 1].

Let's find the vector equation of the line segment that connects the points (0, -7) and (6, 5). The direction vector of the line segment is:

d = (6, 5) - (0, -7) = (6, 12)

A vector equation for the line segment is:

r(t) = (0, -7) + t(6, 12) = (6t, -7 + 12t)

We want to find the values of t that correspond to the point on the line segment given by the parameterization (2t+4, -5t+1).

So, we can set the x-coordinates and y-coordinates of the two parameterizations equal to each other:

6t = 2t + 4

-7 + 12t = -5t + 1

Solving these equations, we get:

t = 1

Substituting t = 1 into the vector equation of the line segment, we get the point (6, 5), which is the endpoint of the line segment given by the parameterization.

Therefore, the interval of t-values that corresponds to the line segment connecting the points (0, -7) and (6, 5) is t ∈ [0, 1].

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Answer:

A=12,000 m^3

Step-by-step explanation:

First, here is the area of the pyramid.

A= 1/3 Bh

Now, let's define our variables.

B= 900 m^2

h= 40 m

We will plug them into the equation.

A= 1/3 (900)(40)

I will simplify by dividing 900/3 to get rid of the fraction.

A= 300(40)

A=12,000

Hope this helps!