A fish fly density is 2 million insects per acre and is decreasing by one-half (50%) every week. Estimate their density after 3.3 weeks. M The estimated fish fly density after 3.3 weeks is approximately million per acre. (Round to nearest hundredth as needed.)

Answer:

a. C(x) = $3.50 + $0.10x. b. distance traveled c. cost of the taxi ride d. $0.10 per mile

Step-by-step explanation:

A. Let C be the cost of the taxi ride and x be the distance traveled in miles. Since there is a base charge of $3.50 and a charge of $0.10 per mile, the cost of the ride is thus

C(x) = $3.50 + $0.10x.

B. The independent variable represents the distance traveled in miles since it is the parameter being measured.

C. The dependent variable represents the cost of the taxi ride, since it is value depends on the parameter (the distance) being measured.

D. The rate of change in this scenario is the $0.10 per mile

Answer:

-12.762538417

Step-by-step explanation:

To solve the product, we have to use the distributive property.

The powers with similar bases are solved by just adding their exponents.

Answer:

1 1/2 cups

Step-by-step explanation:

original amount = 2 1/4 cups = (2 × 4 + 1)/4 cups = 9/4 cups

2/3 of original amount = 2/3 × 9/4 cups = 18/12 cups = 3/2 cups = 1 1/2 cups

The dependent variable in an experiment is the factor whose value is being measured or observed.

In an experiment, the dependent variable is the factor that is being observed or measured. It is the variable that responds to changes in the independent variable, which is the factor being manipulated or changed in the experiment. The dependent variable is often represented on the y-axis of a graph and is used to analyze and interpret the results of the experiment. For example, in an experiment testing the effect of fertilizer on plant growth, the dependent variable would be the plant growth, as it is being measured in response to the fertilizer treatment. The dependent variable is crucial in experimental design as it helps researchers determine the relationship between the independent variable and the observed outcome.

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The probability of a company getting a score between 71 and 77 is approximately 0 or 0%.

To calculate the probability of a company getting a score between two values, we need to use the cumulative distribution function (CDF) of the normal distribution.

For the first question, the probability of a company getting a score between 66 and 188, we can calculate it as follows:

Calculate the z-scores for the lower and upper values:

z1 = (66 - 88) / sqrt(36) = -2

z2 = (188 - 88) / sqrt(36) = 10

Use the z-scores to calculate the cumulative probabilities:

P(z1 < Z < z2) = P(Z < z2) - P(Z < z1)

Looking up the z-scores in a standard normal distribution table or using a calculator, we find:

P(Z < -2) ≈ 0.0228

P(Z < 10) ≈ 1

Therefore,

P(66 < X < 188) = P(-2 < Z < 10) ≈ P(Z < 10) - P(Z < -2) ≈ 1 - 0.0228 ≈ 0.9772

So, the probability of a company getting a score between 66 and 188 is approximately 0.9772 or 97.72%.

For the second question, the probability of a company getting a score between 71 and 77, we follow the same steps:

Calculate the z-scores for the lower and upper values:

z1 = (71 - 88) / sqrt(36) = -0.944

z2 = (77 - 88) / sqrt(36) = -0.944

Use the z-scores to calculate the cumulative probabilities:

P(z1 < Z < z2) = P(Z < z2) - P(Z < z1)

Looking up the z-scores in a standard normal distribution table or using a calculator, we find:

P(Z < -0.944) ≈ 0.1736

P(Z < -0.944) ≈ 0.1736

Therefore,

P(71 < X < 77) = P(-0.944 < Z < -0.944) ≈ P(Z < -0.944) - P(Z < -0.944) ≈ 0.1736 - 0.1736 ≈ 0

So, the probability of a company getting a score between 71 and 77 is approximately 0 or 0%.

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WSB analysts will rate companies and give their quarterly preformance a numerical score. We know these scores

are normally distributed with a mean of 88 and variance of 36. The probability of a company getting a score

between 66 and 188 is？

The probability of a company getting a score between 71 and 77 is ？

Answer: The mile is an English unit of length, of linear measure that equals to 5,280 feet. It originated from the Roman mille passus that measured as 5,000 Roman feet.

While the speed is distance traveled per unit of time. It is how fast an object is moving. Speed is the scalar quantity which is the magnitude of the velocity vector but it doesn't have a direction.

The following table shows the speeds at which Jeff does 4 activities.

For biking it needs 19 miles / 2 hours, hence it means 9.5 miles / hour.

For walking it needs 14 miles / 4 hours, hence it means 3.5 miles / hour.

For running it needs 15 miles / 3 hours, hence it means 5 miles / hour

For swimming it needs 18 miles / 4 hours, hence it means 4.5 miles / hour.

Which type of activity does Jeff do at a speed of 4.5 miles per hour? The answer is swimming activity. I hope it helps you. ;)

Step-by-step explanation:

The length of OB' after dilation 3 units.

What is dilation of triangle?

Dilation is a method for producing similar figures. By increasing distances by the scale factor, each point is extended outwards from the center point.

Dimensions of the new shape = Dimensions of the original shape × Scale factor.

in a given triangle,

Dilation is using the rule d o,4, it means is that triangle was enlarged by a scale factor of 4 with point O as the center of dilation.

\(ob = \frac{3}{4}\)

\(o'b' = 4 * \frac{3}{4}\)

\(o'b' = 3 units\)

The length of OB' after dilation 3 units.

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Answer:

Step-by-step explanation:

Selling price =  $210

percentage increase = 5 %

Increased amount = 5% of 210

                              = 0.05 * 210

                               = $ 10.5

New selling price = 210 + 10.5  = $ 220.50

The true statement about the function is that (c) the domain of f(x) consists of all values of x such that g(x) does not equal 0 and h(x) does not equal 0.

The complete question is added at the end of this solution

From the complete question, we have the following equation

f(x) = g(x)/h(x)

The above equation means that

The function f(x) is the quotient of the functions g(x) and h(x)

For the function f(x) to have real values, the function h(x) must not equal 0

i.e. h(x) ≠ 0

This is so because

A number or an expression divided by 0 is not a real number

Hence, the true statement is that the domain of f(x) consists of all values of x where h(x) does not equal 0.

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Complete question

which of the following statements is true about a rational function of the form where g and h are polynomial functions?

A. If the rational function has a removable discontinuity, then it cannot have a vertical asymptote. g(x)

B. The rational function f(x) h(x) will have a removable discontinuity at x = a if g(a) = 0. g(x)

C. The domain of f(x) consists of all values of x such that g(x) does not equal 0 and h(x) does not equal 0.

D. If the rational function has a removable discontinuity, then it cannot have a horizontal asymptote.

In general, different refrigerants should not be mixed or recovered into the same cylinder.

Different refrigerants have unique chemical compositions and properties that make them incompatible with one another. Mixing different refrigerants can lead to unpredictable reactions, loss of refrigerant performance, and potential safety hazards. Therefore, it is generally recommended to avoid recovering different refrigerants into the same cylinder.

When recovering refrigerants, it is important to use separate recovery cylinders or tanks for each specific refrigerant type. This ensures that the refrigerants can be properly identified, stored, and recycled or disposed of in accordance with regulations and environmental guidelines.

The refrigerant recovery process involves capturing and removing refrigerant from a system, storing it temporarily in dedicated containers, and then transferring it to a proper recovery or recycling facility. Proper identification and segregation of refrigerants during the recovery process help maintain the integrity of each refrigerant type and prevent contamination or cross-contamination.

To maintain the integrity and safety of different refrigerants, it is best practice to recover each refrigerant into separate cylinders. Mixing different refrigerants in the same cylinder can lead to complications and should be avoided. Following proper refrigerant recovery procedures and guidelines helps ensure the efficient and environmentally responsible management of refrigerants.

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The number of different refrigerants that may be recovered into the same cylinder is zero.

When it comes to refrigerants, it is important to understand that different refrigerants should not be mixed together. Each refrigerant has its own unique properties and should be handled and stored separately. mixing refrigerants can lead to chemical reactions and potential safety hazards.

The recovery process involves removing refrigerants from a system and storing them in a cylinder for proper disposal or reuse. During the recovery process, it is crucial to ensure that only one type of refrigerant is being recovered into a cylinder to avoid contamination or mixing.

Therefore, the number of different refrigerants that may be recovered into the same cylinder is zero. It is essential to keep different refrigerants separate to maintain their integrity and prevent any adverse reactions.

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Answer:

\(\boxed {\boxed {\sf x=5}}\)

Step-by-step explanation:

We are given a quadrilateral. It will be difficult to find x using this shape, but we can drop a perpendicular line and create a right triangle (refer to the attached image).

Match up the other sides. The height is equal to 4.

At the base, the longer portion is 7 because the line segment above the base is 7. Since the entire base is 10, the smaller portion must be 3 because 10-7=3.

Now we have 2 sides of a right triangle and one unknown. We can use the Pythagorean Theorem.

\(a^2+b^2=c^2\)

Where a and b are the legs and c is the hypotenuse.

In this triangle, 4 and 3 are the legs because they make the right angle. x is the hypotenuse because it is opposite the right angle.

Substitute the values into the formula.

\((4)^2+(3)^2=x^2\)

Solve the exponents.

\(16+(3)^2=x^2\)

\(16+9=x^2 \\\)

\(25=x^2\)

Take the square root of both sides of the equation to isolate the variable.

\(\sqrt{25} =\sqrt{x^2}\)

\(5=x\)

x is equal to 5.

Answer:

5. x=80°, y= 80°

Step-by-step explanation:

5.x=80 (Vertically opposite angle V.O.A)

y=80 (alternate angle)

Step 1. When two variables are related, for example, x and y, there will be a constant of proportionality between the x-values and the y-values, this constant of proportionality ''k'' is represented in the general formula for proportionality:

Step 2. In this case, we are relating two variables: f and s, through the following equation:

If we compare this with the equation from step 1, we can see that 1/7 represents the constant of proportionality:

Answer: The constant of proportionality is 1/7

The area under the standard normal curve that lies to the right of the z-score of 1.15 is approximately 0.1251.

To determine the area under the standard normal curve that lies to the right of the z-score of 1.15, we can use a standard normal distribution table or a calculator.

From the given z-scores in the table, we can see that the closest value to 1.15 is 1.15 itself. The corresponding area to the right of 1.15 is not directly provided in the table.

To find the area to the right of 1.15, we can use the symmetry property of the standard normal distribution. The area to the right of 1.15 is equal to the area to the left of -1.15.

Using the z-score table, we can find the area to the left of -1.15, which is approximately 0.1251.

Therefore, the area under the standard normal curve that lies to the right of the z-score of 1.15 is approximately 0.1251.

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Answer:

No

Step-by-step explanation:

In a proportional relationship, it will be a straight line (it is here) that goes through the origin (it does not).  It would not go through (0.0), but would go through (2, 0)

Answer:

Try this!!!

Step-by-step explanation:

Experimental Probability:

The experimental probability of an event is found by dividing the number of times the event occurs by the total number of trials. In this case, the name Grace was chosen 15 times out of 116 trials, so the experimental probability of choosing Grace is:

Experimental Probability = Number of times Grace was chosen / Total number of trials

Experimental Probability = 15 / 116

Experimental Probability = 0.1293 or approximately 12.93%

Theoretical Probability:

The theoretical probability of an event is found by dividing the number of favorable outcomes by the total number of possible outcomes. In this case, there are six names in the hat, so the probability of choosing Grace is:

Theoretical Probability = Number of favorable outcomes / Total number of possible outcomes

Theoretical Probability = 1 / 6

Theoretical Probability = 0.1667 or approximately 16.67%

If the number of names in the hat were different, both the experimental and theoretical probabilities would change. For example, if there were only three names in the hat, the theoretical probability of choosing Grace would be 1/3 or approximately 33.33%. The experimental probability would also change based on the number of times Grace was chosen out of the total number of trials. As the number of names in the hat increases, the theoretical probability of choosing Grace decreases, and the experimental probability becomes more accurate as the number of trials increases.

The amount that she make in a workweek if she sold $4,800 worth of merchandise will be $605.

A percentage is a value or ratio that may be stated as a fraction of 100. If we need to calculate a percentage of a number, we should divide it's entirety and then multiply it by 100.

Here, Mae Ling earns a weekly salary of $365 plus a 5.0% commission on sales at a gift shop.

The amount that she make in a workweek if she sold $4,800 worth of merchandise will be:

= $365 + (5% × $4800)

= $605

The amount is $605.

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Answer:

?

Step-by-step explanation:

Answer:

227

Step-by-step You subtract 130 with 125 which will give you 5 Then you add 400 which is 405 then you subtract 405 by 240 which is 165 and finnaly you add 165 with 183 and get 348. You then take that 348 and subtract it by 575

( 575 - 348 ) and get 227.

Kate will have to pay $56.25 out of pocket for her doctor visit.

The formula for calculating coinsurance is Coinsurance = (Cost of Service x Coinsurance Percent) / 100.If Kate has not met her deductible yet, she will need to pay the full $25 deductible plus 25% of the remaining bill.

The formula for calculating the amount Kate needs to pay is as follows:

Cost to Patient (C) = Deductible (D) + Coinsurance (C) * (Bill – Deductible)  In this case, Kate would need to pay (125 x 25) / 100 = $31.25. The extra $25 is the deductible, which is the amount she must pay before her insurance kicks in.This amount is due immediately upon the visit, regardless of whether or not she has met her deductible So in total, Kate would have to pay $25 + $31.25 = $56.25. In summary, Kate will have to pay $56.25 out of pocket for her doctor visit.

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EH is considered to be horizontal and DH is considered to be vertical. They both form a perpendicular segment and creates a 90 degree angle.

\(-2(2x+4)+10=8x+14\\\\-4x-8+10=8x+14\\\\-4x-8x=14+8-10\\\\-12x=12 \ \ /:(-12)\\\\\huge\boxed{x=-1}\)

Answer:

-1

Step-by-step explanation:

-2(2x + 4) + 10 = 8x + 14

-4x - 8 + 10 = 8x + 14

-4x + 2 = 8x + 14

-4x - 8x = 14 - 2

-12x = 12

x = -12/12

x = -1

The factors of the given expression are 2av² and (2av³-9).

The given expression is 4a²v⁵-18av².

The factors are the polynomials which are multiplied to produce the original polynomial.

2av²(2av³-9)

Therefore, the factors of the given expression are 2av² and (2av³-9).

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The decision for this test at a .05 level of significance is not enough information to make a decision the correct answer is (d).

To make a decision for a hypothesis test, we compare the obtained test statistic (in this case, z = 1.80) with the critical value(s) based on the chosen level of significance (in this case, α = 0.05).

For a one-sample z test, if the obtained test statistic falls in the rejection region (i.e., beyond the critical value(s)), we reject the null hypothesis. Otherwise, if the obtained test statistic does not fall in the rejection region, we fail to reject the null hypothesis.

Without knowing the critical value(s) corresponding to a significance level of 0.05 and the directionality of the test (one-tailed or two-tailed), we cannot determine the decision for this test. Therefore, the correct answer is (d) There is not enough information to make a decision.

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The amount you could save per month would be 25% of your discretionary money.

Discretionary income is the money you have left over after paying taxes and necessary cost-of-living expenses.

The formula for discretionary money is: Discretionary money = Realized income - Fixed expenses. Inputting data, we have: Discretionary money = $3,543.22 - Fixed expenses

Amount to be saved = 25% of discretionary money

Amount to be saved = 0.25 * (Realized income - Fixed expenses)

Therefore, the amount savable is calculated as 0.25 times the difference between your realized income and fixed expenses.

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Answer:

7

Step-by-step explanation:

do you really need one?

Answer:

A, D, H, N

Step-by-step explanation:

A minor arc is always going clockwise and less than 180 degrees (straight line).