In the last hour, Ellie observed 32 monarchs, 56 gulf fritillaries and 8 giant swallowtails visit her butterfly garden. If 48 butterflies visit her garden, how many can we expect be giant swallowtails

Answer: as per question statement

we need to set up an equation first

p(t)=1200e(0.052*t)

they have given that it is relative to 1200 that means it starts to increase from 1200 at t=0 initially 1200 bacteria were present

we need to find population at t=6

we need to plug t=6 in p(t).

P(6)=1200e(0.052*6)=1639.38

1638.38 bacteria were present at that time t=6

Step-by-step explanation: I hope this helps.

Answer:

25 divide 7

Step-by-step explanation:

hope this helps you

The down payment for Jayce to purchase the tancy bike today would be $7,440.

To find the down payment, we need to calculate the total amount that Jayce will finance for the tancy bike.

The tancy bike is priced at $30,000. Jayce will make monthly payments of $500 for 5 years, which is equivalent to 60 months. The monthly interest rate is 1% or 0.01.

We can use the present value formula to determine the financed amount:

Financed amount = (Monthly payment * (1 - (1 + interest rate)^-number of months)) / interest rate

Substituting the values into the formula:

Financed amount = ($500 * (1 - (1 + 0.01)^-60)) / 0.01

Financed amount = ($500 * (1 - 0.5488)) / 0.01

Financed amount = ($500 * 0.4512) / 0.01

Financed amount = $22,560

The down payment is the difference between the price of the bike and the financed amount:

Down payment = Price of the bike - Financed amount

Down payment = $30,000 - $22,560

Down payment = $7,440

Therefore, the down payment for Jayce to purchase the tancy bike today would be $7,440.

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Answer:

Just as forest habitat can affect deer, deer can affect forests. ... High deer populations can degrade vegetation communities and habitat for other wildlife species. Without that, no one has a place to call home.

Step-by-step explanation:

The net sales in the department during the month of april is $15960.

Sell-thru perecentage rate = Units sold / Units recieved

In our case:

Net sales = (Sell-thru rate)*(opening inventory)

Net sales = (0.28)*($57000)

= $15960

Net sales refer to the total amount of revenue generated by a company from its primary business operations, minus any returns, allowances, and discounts. This figure reflects the actual revenue earned by a company after accounting for any deductions and is a critical metric for evaluating the financial performance of a business.

Net sales are reported on a company's income statement and are a key component of the top line, which also includes other sources of revenue, such as interest income or gains from the sale of assets. Understanding a company's net sales is essential for assessing its growth potential, profitability, and overall financial health. Investors, creditors, and other stakeholders use net sales as a metric to evaluate a company's ability to generate revenue from its core operations, as well as its ability to compete effectively in its industry.

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The source of bias in a survey question is D. a question that is so easy all students give the right answer.

Source bias is the propensity to favor sources of information that corroborate or contradict a certain set of views or values.

When systematic inaccuracy is added to sampling or testing during research, bias emerges. This happens when one outcome or response is preferred over others. Bias can appear at any stage of the research process, including study design, data collection, data analysis, and publication.

It should be noted that when the question is so easy, it ilustrates bias since it was intentional.

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The sum of moneylent out at interest 20 %per annum for 1 and a half year the compound interest reconked yearly and and recokned yearly half is 178.75 is 16250.

Let sum be p. Here r = 20%, n =3/2 yrs = 1 1/2 yrs.

When compounded yearly i.e. A.

A = p(1+r/100) * [1+{1/2 r}/100)]

= p(1+20/100) * [1+{1/2 *20}/100]

= p x 6/5 x 11/10 = 33p/25

Compound interest = A - p

= 33p/25 - p

= 8p/25

Now when compounded half yearly, then

A = p[1+(1/2 x r)/100]ⁿ*²

= p[1+(1/2 x 20)/100]⁽³/²⁾*²

= p[11/10]³

= 1331p/1000

Compound interest = 1331p/1000 - p = 331p/1000.

Now as per questions,

331p/1000 - 8p/25 = 178.75

p x 11/1000 = 178.75

p = 178.75 x 1000/11

p = 16250

Hence, the sum of moneylent out at interest 20 %per annum for 1 and a half year the compound interest reconked yearly and and recokned yearly half is 178.75 is 16250.

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Answer:

yes you did

Step-by-step explanation:

I hate math and my math teacher

Answer:CB,CH,AE,AB

Step-by-step explanation:

a. From fastest to slowest, the speeds of the balls at the right ends of the tracks will depend on the curvature of the tracks.

If the tracks are of equal length but have different curvatures, the ball on the track with the least curvature will have the highest speed, followed by the ball on the track with the next least curvature, followed by the ball on the track with the most curvature.

b. From longest to shortest, the tracks in terms of the times for the balls to reach the ends will depend on the curvature of the tracks. If the tracks are of equal length but have different curvatures, the track with the most curvature will have the longest time for the ball to reach the end, followed by the track with the next most curvature, followed by the track with the least curvature.

c. From greatest to least, the tracks in terms of the average speeds of the balls will depend on the curvature of the tracks. If the tracks are of equal length but have different curvatures, the track with the least curvature will have the highest average speed, followed by the track with the next least curvature, followed by the track with the most curvature.

All the balls will have the same average speed on all three tracks if the track lengths are equal, but will have different speeds at the end of each track due to the different curvatures.

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Answer:

exactly 12 !

Step-by-step explanation:

3/4 is the length need, times 12, which is the end result of scarves, equals 9, the yards of fabric !!

3/4 x 12 = 9

i hope this helped!!!!

The point at which two lines intersect is referred to as point of intersection.

In Mathematics and Geometry, a point of intersection simply refers to the location on a graph where two (2) lines intersect or cross each other, which is primarily represented as an ordered pair containing the point that corresponds to the x-coordinate (x-axis) and y-coordinate (y-axis) on a cartesian coordinate.

In order to graph the solution to a system of equations on a coordinate plane, we would use an online graphing calculator to plot the given system of equations and then take note of the point of intersection;

x² + y² = 100   ......equation 1.

3x - y = 30 ......equation 2.

Based on the graph shown, the solution to this system of equations is the point of intersection of the lines given by the ordered pairs (10, 0) and (8, -6).

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Complete Question:

What is the point at which two lines intersect?

Answer:

No solution

Step-by-step explanation:

3(4x-12)+8=12x-6

12x-36+8=12x-6

12x-28=12x-6

i) Writing the process {x} in backshift operator notation:

{x_t} = 3{x_{t-1}} - 1 + 57 - 2^2 + 3{-2} + 2{x_{t-2}} + 52{-1} - {-2}^2

Using the backshift operator (B), we can rewrite the process as:

{x_t} = 3B{x_t} - 1 + 57 - 2^2 + 3(-2) + 2B^2{x_t} + 52B{x_t} - (-2)^2

ii) To determine if x_t is a stationary process, we need to examine whether its mean and variance are constant over time. Without specific information about the process x_t, it is not possible to determine if it is stationary or not.

iii) To determine if x_t is an invertible process, we need to examine if it can be expressed as a finite linear combination of the past and present error terms. Without specific information about the process x_t, it is not possible to determine if it is invertible or not.

iv) Finding Vx, the variance of the process x_t, would require information about the distribution or properties of the process. Without specific information, it is not possible to calculate Vx.

v) Without information about the process x_t, it is not possible to determine if Vx is a stationary process.

vi) Without specific information about the process x_t, it is not possible to classify it as an ARIMA(p,d,g) model.

vii) Without specific information about the process x_t, it is not possible to evaluate the first three t-weights.

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Answer:

  see attached

Step-by-step explanation:

You want a graph of the function F(x) = 2x² -5.

A graphing calculator can help a lot when you want the graph of a function. This one is an x² function with a vertical translation of -5 and a vertical stretch by a factor of 2.

It is often useful to consider points ±1 or ±2 either side of the vertex, and the vertex itself.

The graph is attached.

Hence, the probability that a light bulb purchased from this manufacturer will last no more than 14,500 hours is approximately 0.8944.

To solve this problem, we need to standardize the normal distribution and use the standard normal distribution table.

Let X be the random variable representing the life of the manufacturer's compact fluorescent light bulbs. Then, X is normally distributed with mean μ = 12,000 hours and standard deviation σ = 2,000 hours.

We want to find the probability that a light bulb will last no more than 14,500 hours. In other words, we need to find P(X ≤ 14,500).

To standardize X, we use the formula:

Z = (X - μ) / σ

Substituting the values, we get:

Z = (14,500 - 12,000) / 2,000 = 1.25

Now, we look up the probability from the standard normal distribution table. We find that the probability of Z ≤ 1.25 is 0.8944.

Therefore, P(X ≤ 14,500) = P(Z ≤ 1.25) = 0.8944.

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The first step when multiplying fractions is to multiply the two numerators. The second step is to multiply the two denominators. Finally, simplify the new fractions. For example

In other words, multiply linearly and simplify

If you have to multiply mixed fractions, first you transform the fraction from mixed to improper and then multiply, for example

The law of signs for multiplication is

   Multiplying fractions starts with the multiplication of the given numerators, followed by the multiplication of the denominators. ...

   Example: Multiply the following fractions: 1/3 × 3/5.

   Solution: We start by multiplying the numerators: 1 × 3 = 3, then, multiply the denominators: 3 × 5 = 15.

Answer:

The degrees of freedom, Df = The number of bags produced on Monday - 1

Step-by-step explanation:

The number of degrees of freedom is the limiting number of values that are logically not influenced by other values such that they are capable of having variation

The degrees of freedom = The sample size - 1 = N - 1

Therefore, the degrees of freedom, Df = The number of bags produced on Monday - 1

Therefore, the probability that the target will be missed on a given day is 0.22, or 22%.

To calculate the probability that the target will be missed on a given day, we need to consider the two scenarios: receiving over 400 calls and receiving 400 calls or less.

Scenario 1: Receiving over 400 calls

The probability of receiving over 400 calls is given as 0.2, and the probability of missing the target in this case is 0.7.

P(Missed Target | Over 400 calls) = 0.7

Scenario 2: Receiving 400 calls or less

The probability of receiving 400 calls or less is the complement of receiving over 400 calls, which is 1 - 0.2 = 0.8. The probability of missing the target in this case is 0.1.

P(Missed Target | 400 calls or less) = 0.1

Now, we can calculate the overall probability of missing the target on a given day by considering both scenarios:

P(Missed Target) = P(Over 400 calls) * P(Missed Target | Over 400 calls) + P(400 calls or less) * P(Missed Target | 400 calls or less)

P(Missed Target) = 0.2 * 0.7 + 0.8 * 0.1

P(Missed Target) = 0.14 + 0.08

P(Missed Target) = 0.22

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Answer:

Its A- 25 coin tosses

Step-by-step explanation:

I took the test

The type and the degree of association that we have here is As the time a basketball player practices increases, the number of points scored in a game increases with a strong nonlinear association.

What is a non linear relationship?

We can see the trend that the plot is taking, it is going upwards. This shows that the increase in practice time was making him better at scoring points.

When he practiced at 20 minutes, he scored 10 points

Also the relationship is non linear given that all of the points do not fall on the same line if it is to be ruled. There are points outside.

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Answer:

A) (x + 3)2

+ (y -1)2

= 2

B) (x - 3)2

+ (y + 1)2

= 2

C) (x + 3)2

+ (y - 1)2

= 4

D) (x - 3)2

+ (y + 1)2

= 4A) (x + 3)2

+ (y -1)2

= 2

B) (x - 3)2

+ (y + 1)2

= 2

C) (x + 3)2

+ (y - 1)2

= 4

D) (x - 3)2

+ (y + 1)2

= 4

Step-by-step explanation:

Answer:

The answer for me would be a) exactly 4 of them have red hair

Step-by-step explanation:

being that there is 26 percent of people in Gingerland that gave red hair I cam assume that that is a lot of people being that Gingelrand is like a city/town so exactly 4 of them is what I assume is the amswer

Answer:

(x + 1)(x + 2) is divisible by 3.

Step-by-step explanation:

Assume that x is not divisible by 3. This means that x can be expressed as x = 3k + r, where k is an integer and r is the remainder when x is divided by 3. Since x is not divisible by 3, the remainder r must be either 1 or 2.

Case 1: r = 1

If r = 1, then x = 3k + 1. Now let's consider (x + 1)(x + 2):

(x + 1)(x + 2) = (3k + 1 + 1)(3k + 1 + 2)

= (3k + 2)(3k + 3)

= 3(3k^2 + 5k + 2)

We can see that (x + 1)(x + 2) is divisible by 3.

Case 2: r = 2

If r = 2, then x = 3k + 2. Now let's consider (x + 1)(x + 2):

(x + 1)(x + 2) = (3k + 2 + 1)(3k + 2 + 2)

= (3k + 3)(3k + 4)

= 3(3k^2 + 7k + 4)

We can see that (x + 1)(x + 2) is divisible by 3.

Hence, the statement is proven.

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To calculate marginal PMF (Probability Mass Function), you need to follow these steps:determine the joint PMF of the two random variables X and Y, find the marginal PMF of X,and Y and finally calculate the marginal probabilities

1. First, determine the joint PMF of the two random variables X and Y. This can be done by multiplying the probabilities of the two variables for each possible outcome.
2. Next, to find the marginal PMF of X, you need to sum the joint PMF over all possible values of Y. This can be done using the formula: P(X=x) = ∑ P(X=x, Y=y).
3. Similarly, to find the marginal PMF of Y, you need to sum the joint PMF over all possible values of X. This can be done using the formula: P(Y=y) = ∑ P(X=x, Y=y).
4. Finally, you can use the marginal PMFs to calculate the marginal probabilities of each outcome for X and Y.

So, the marginal PMF can be calculated by summing the joint PMF over all possible values of the other variable.

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The given limit can be expressed as the definite integral: lim (n→∞) n ∑(i=1 to n) i⁶/n⁷ = ∫[1/n, 1] x⁶ dx

To express the given limit as a definite integral, we need to determine the appropriate function f(x) and the integration limits b and 1.

Let's start by rewriting the given limit:

lim (n→∞) (1/n) ∑(i=1 to n) \(i^6/n^7\)

Notice that the term i⁶/n⁷ can be written as (i/n)⁶/n.

Therefore, we can rewrite the above limit as:

lim (n→∞) (1/n) ∑(i=1 to n) (i/n)⁶/n

This can be further rearranged as:

lim (n→∞) (1/n^7) ∑(i=1 to n) (i/n)⁶

Now, let's define the function f(x) = x⁶, and rewrite the limit using the integral notation:

lim (n→∞) (1/n^7) ∑(i=1 to n) (i/n)⁶ = ∫[a,b] f(x) dx

To determine the integration limits a and b, we need to consider the range of values that x can take. In this case, x = i/n, and as i varies from 1 to n, x varies from 1/n to 1. Therefore, we have a = 1/n and b = 1.

Hence, the given limit can be expressed as the definite integral:

lim (n→∞) n ∑(i=1 to n) i⁶/n⁷ = ∫[1/n, 1] x⁶ dx

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Step-by-step explanation:

2 1/4 = 9/4

9/4 ÷ 4

9/4 x 1/4

9/16

so neither of these answers?

The X value corresponding to z = -2.00 is 60. The X value corresponding to z = -2.00 is 60. This means that the observation with a z-score of -2.00 is 60 units below the population mean of 80.

To find the X value corresponding to z = -2.00, we can use the formula:
z = (X - µ) / σ
Substituting the given values, we get:
-2.00 = (X - 80) / 10
Solving for X, we get:
X = (-2.00 x 10) + 80
X = 60

The z-score measures the number of standard deviations an observation is from the mean. In this case, the given z-score of -2.00 indicates that the observation is 2 standard deviations below the mean.
To find the corresponding X value, we use the formula:
z = (X - µ) / σ
Where z is the standard normal distribution value, X is the corresponding raw score, µ is the mean of the population, and σ is the standard deviation of the population.
Substituting the given values, we get:
-2.00 = (X - 80) / 10
Solving for X, we get:
X = (-2.00 x 10) + 80
X = 60

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Answer:

2x(x + 4)

Step-by-step explanation:

The greatest common factor of 2x^2 and 8x is 2x. So, we can factor out 2x to get:

2x(x + 4)

The definition of a greatest common factor (GCF) is the largest number that is a factor of two or more numbers. In this case, 2x is the GCF of 2x^2 and 8x because it is the largest number that divides both numbers evenly.

Here are the steps on how to factor out the GCF:

In this case, the factored expression is 2x(x + 4).

The answer is:

Work/explanation:

Let's find something that \(\sf{2x^2}\) and \(\sf{8x}\) have in common.

In other words, we find their GCF (greatest common factor).

The GCF of \(\sf{2x^2}\) and \(\sf{8x}\) is 2x.

So I factor it out :

\(\sf{2x(x+4)}\)