BEAT THE TEST!
d
1.
Consider the following points.
F(-3,-10) and E(10,--3)
Let F'E' be the image of FE after a reflection across line 1
Suppose that F' is located at (-3,10) and E' is located at
(10,3). Which of the following is true about line 12
A
(в)
Line l is represented by y = -x.
Line l is represented by y = x.
Line I is represented by the x-axis.
Line l is represented by the y-axis.
C
D

Answer:

Hi! The correct answer is -5/6

Step-by-step explanation:

~Simplify the Expression~

When Reena bought a jacket for $45 and after six months later she sold it for $34.65, then the percentage loss is 25%

Given,

Reena bought a jacket for = $45

Selling price of jacket = $34.65

Here, selling price is lower than cost price, so we can consider it as loss

We know,

Loss percentage = (Loss / Initial cost)×100

Loss = Initial cost - Selling price

Loss = 45 -34.65= $10.35

Loss percentage =\((\frac{10.35}{45}) 100\)

=0.25×100

=25%

Hence, when Reena bought a jacket for $45 and after six months later she sold it for $34.65, then the percentage loss is 25%

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Answer:659

Step-by-step explanation:

Answer: 6 pupils

Step-by-step explanation:

55-12=43

28+21=49

49-43=6

The system of equations have NO Solution as both the lines are parallel.

In the question ,

two equations are given as

-2x+12y = -3               ...(i)

x-6y = -3                    ...(ii)

Rewriting equation (ii) as x = 6y-3

Substituting x in equation(i) , we get

-2(6y-3) + 12y = -3

-12y + 6 +12y = -3

Simplifying we get

6 = -3

Which is a contradiction ,

hence the two lines have No Solution .

Dividing equation (i) by -2 we get

x - 6y = 3/2 and

x - 6y = -3

The two lines differ by a constant ,hence they are parallel .

Therefore , the given lines -2x+12y = -3 , x-6y = -3  are parallel and have No Solution .

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Answer:

The 2nd one. With the intersection to the left of the y-axis on the x-axis

Step-by-step explanation:

An independent basic service set (IBSS) does not consist of any access points.

In an IBSS, devices such as laptops or smartphones connect with each other on a peer-to-peer basis, forming a temporary network. This type of network can be useful in situations where there is no existing infrastructure or when devices need to communicate with each other directly.

Since an IBSS does not involve any access points, it is not limited by the number of access points. Instead, the number of devices that can be part of an IBSS depends on the capabilities of the devices themselves and the network protocols being used.

To summarize, an IBSS does not consist of any access points. Instead, it is a network configuration where wireless devices communicate directly with each other. The number of devices that can be part of an IBSS depends on the capabilities of the devices and the network protocols being used.

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Answer:

y=−9/2 x+12

HEART IF IT HELPED!!

Step-by-step explanation:

devide both sides on 3 and x=6

as u can see 3*6=18

u have to find a number hat when its multiplied on 3 equals 18

so x(the number were searching for) is 6

Answer:

x = 6

Step-by-step explanation:

1. Divide Both Sides By The Coefficient

18/3 = 3x/3

6 = x

2. Move the variable to the Left

x = 6

Topic: Mathematics 8, Pre-Algebraic Skills

Answer:

C. 14.7

Step-by-step explanation:

I did it on my calculator

Answer:

x = 8

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Equality Properties

Geometry

Step-by-step explanation:

Step 1: Set up Equation

(7x - 1) + 80 + (6x - 3) = 180

Step 2: Solve for x

Answer: x = 8

Step-by-step explanation:

Hoped this helped

The correct 98% confidence interval for the true proportion of graduates working in the field of study in which they obtained their degree is (0.811, 0.892).

To calculate the confidence interval, we need to use the formula for estimating proportions and the standard error of the proportion. The formula is:

Confidence interval = sample proportion ± z * standard error

Calculate the sample proportion

In this case, the sample proportion is the number of graduates working in their field of study (361) divided by the total number of graduates surveyed (424):

Sample proportion = 361/424 ≈ 0.852

Calculate the standard error

The standard error of the proportion is calculated using the formula:

Standard error = sqrt((sample proportion * (1 - sample proportion)) / sample size)

Using the given values, we have:

Standard error = sqrt((0.852 * (1 - 0.852)) / 424) ≈ 0.014

Determine the confidence interval

To find the z-value for a 98% confidence level, we look up the corresponding value in the z-table. The z-value for a 98% confidence level is approximately 2.33.

Substituting the values into the confidence interval formula, we have:

Confidence interval = 0.852 ± 2.33 * 0.014

Confidence interval ≈ (0.811, 0.892)

Therefore, the correct 98% confidence interval for the true proportion of graduates working in their field of study is (0.811, 0.892).

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False. Most of the terrain geometry in the classic game Assassin's Creed is not composed of fundamentally basic geometric shapes with elaborate decoration

In the classic game Assassin's Creed, the terrain geometry is typically not composed of basic geometric shapes with elaborate decoration. Instead, it involves complex and detailed 3D models and environments.

The game's environments are known for their rich and immersive world-building, featuring intricate cityscapes, historical landmarks, and varied landscapes.

Assassin's Creed games are renowned for their attention to detail and realistic depiction of historical settings. The  geometry is designed to replicate real-world locations, such as cities, villages, forests, and mountains, with accuracy and authenticity.

This involves creating intricate architectural structures, intricate natural landscapes, and diverse terrain features.

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Answer:

4 i think i did this yesterday

Step-by-step explanation:

Answer:12

Step-by-step explanation:4, 8, 12
6, 12

The MMPI-2 test is used for the assessment of psychopathology and personality of patients.

It includes 567 true-false questions, resulting in 10 clinical scales, among which one is the anxiety subscale.

A score of 30 or less is usually considered very low.

The questions are answered by the patient, usually in a clinical or research setting.

A one-sample t-test is conducted in the problem, whereby a sample of 18 participants in a yoga group is tested for anxiety scores.

The following are the parameters of the one-sample t-test:Groups:

18 participants

Null hypothesis: The anxiety scores of Felipe's yoga group are statistically equal to 30." value: 30

Type of test: One-tailed test

Alternative hypothesis: The anxiety scores of Felipe's yoga group are greater than 30.

Degrees of freedom: n - 1 = 17T-observed value: (35.2 - 30) / (10.4 / sqrt(18)) = 2.41T-critical value: 1.734

Reject or retain null hypothesis: Since the t-observed value (2.41) is greater than the t-critical value (1.734), Felipe should reject the null hypothesis, which implies that his yoga group's scores are greater than 30.P-value: 0.014Cohen’s d value: (35.2 - 30) / 10.4 = 0.5

If the " value were reduced to 0.01, Felipe would still reject the null hypothesis, since the p-value (0.014) is lower than the alpha level (0.01).

For the sample mean: 35.2CI for 42%: 35.2 ± 0.58CI for 79%: 35.2 ± 1.16CI for 95%: 35.2 ± 2.13

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Answer:

y = 35x - 517.

Step-by-step explanation:

y=35x−7

This line has a slope of 35so we can write a line parallel to it as

y - y1 = 35(x - x1) where (x1, y1) is a point on the line.

We are given this point (15, 8), so:

y - 8 = 35(x - 15)

y = 35x - 525 + 8

y = 35x - 517  is the required equation.

Each participant in the quiz, Tabitha, Jack, and Khadija, received a score ratio of 3: 5:12. Their average score was 360. Tabitha's score was 162.

Let's denote Tabitha's score as 3x, Jack's score as 5x, and Khadija's score as 12x, where x is a constant. Then, we have:

3x + 5x + 12x = total score

20x = total score

We also know that the mean of their scores is 360, so we can write:

(total score) / 3 = 360

We obtain the following by substituting the first equation into the second equation:

(20x) / 3 = 360

Solving for x, we find:

x = 54

Therefore, Tabitha's score (3x) is:

3x = 3(54) = 162

Therefore, Tabitha's average score was 162.

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Answer:

3

Step-by-step explanation:

4.5/3x2=3

or for conforming

7.5/5x2

sry if wrong

Answer:

70 mph

Step-by-step explanation:

Find the unit rate, which is "miles per hour."

280 miles

--------------- = 70 mph

   4 hours

70 mph

4 hours/280 miles

1 hour/70 miles

Given the following information: Five years ago, someone used her $40,000 saving to make a down payment for a townhouse in RTP. The house is a three-bedroom townhouse and sold for $200,000 when she bought it. After paying down payment, she financed the house by borrowing a 30-year mortgage.

Mortgage interest rate is 4.25%. Right after closing, she rent out the house for $1,800 per month. In addition to mortgage payment and rent revenue, she listed the following information so as to figure out investment return: 1. HOA fee is $75 per month and due at end of each year 2. Property tax and insurance together are 3% of house value 3. She has to pay 10% of rent revenue for an agent who manages her renting regularly 4. Her personal income tax rate is 20%. While rent revenue is taxable, the mortgage interest is tax deductible. She has to make the mortgage amortization table to figure out how much interest she paid each year 5. In the last five years, the market value of the house has increased by 4.8% per year 6.

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Answer:

2 hours

Step-by-step explanation:

you can use factors to communicate or solve the question hope it helps!

The probability of Juan going to the movies is P(Juan goes to the movies) = 0.21 + 0.585 = 0.795.  

a)The probability of Juan going to the movies can be calculated by using the conditional probability of Juan going to the movies given that it rains and the conditional probability of Juan going to the movies given that it does not rain.

So, the probability of Juan going to the movies can be calculated as follows:

P(Juan goes to the movies) = P(Juan goes to the movies | it rains) × P(it rains) + P(Juan goes to the movies | it does not rain) × P(it does not rain)

Given that P(it rains) = 0.35 and P(Juan goes to the movies | it rains) = 0.6,

we can calculate the first term as follows:

P(Juan goes to the movies | it rains) × P(it rains) = 0.6 × 0.35 = 0.21

Given that P(it does not rain) = 1 − P(it rains) = 0.65 and

P(Juan goes to the movies | it does not rain) = 0.9,

we can calculate the second term as follows:

P(Juan goes to the movies | it does not rain) × P(it does not rain) = 0.9 × 0.65 = 0.585

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The value for which test score is below 95% percent for the given mean and standard deviation on a college placement is equal to 696.

As given in the question,

Given :  95% of the test takers score are below z.

z-score is given  by,

z=(x-μ)/σ

Mean of the score 'μ' = 500

Standard deviation of the score ' σ' = 100

Z = 95%

  = 0.95

P(z<Z) = 1-0.95

           = 0.05

The value of z which corresponds to 0.05 in the table is equal to 1.96.

Substitute all the values we get,

z=(x-μ)/σ

⇒1.96 = ( x - 500 ) / 100

Multiply by 100 both the sides we get,

⇒ 196 = ( x - 500 )

⇒ x = 696

Therefore, the value for which test score is below 95% percent for the given mean and standard deviation is equal to 696.

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Using fractiοn it can be derived that Albertο can run 250.25 miles in 11 days.

In Mathematics, a fractiοn can be defined as the part οf the whοle thing. Fοr example, a cake is divided intο five equal pieces, then each piece is represented by 1/5. There are prοper fractiοns and imprοper fractiοns. The upper value οf a fractiοn is called numeratοr and the lοwer value οf the fractiοn is called denοminatοr.

This is a prοblem based οn fractiοn.

If Albertο runs 3 1/4=13/4 miles each day.[This was a mixed fractiοn. Here it is cοnverted tο imprοper fractiοn.]

Sο in 7 days Albertο can run (7×13)/4 miles

In 11 days he can run (7×13×11)/4 miles.

sο he can run in 11 days = 1001/4 miles.

It is a fractiοnal fοrm. We cοnvert it intο decimal number.

Hence Albertο can run in 11 days 250.25 miles.

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Answer:

The final balance is $23,605.81.

The total compound interest is $11,605.81.

Step-by-step explanation:

To find the relationship between the volume of a prism and a pyramid with congruent bases and equal heights, we need to consider their formulas.  
The volume of a pyramid is given by the formula V = (1/3)Bh,

where B represents the area of the base and h represents the height. Since the bases of the prism and pyramid are congruent and their heights are equal, we can write the equation:

Volume of Prism = 2 × Volume of Pyramid Using the formulas mentioned earlier, we can substitute the expressions for the volumes:

Bh = 2 × (1/3)Bh
Simplifying this equation, we can cancel out the B's:

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The statement "a prism and a pyramid have congruent bases and equal heights, and the volume of the prism is twice the volume of the pyramid" is FALSE.

To understand why, let's consider a simple example. Imagine we have a triangular prism and a triangular pyramid with congruent bases and equal heights. The base of both shapes is a triangle, and their heights are the same.

The volume of a prism can be calculated by multiplying the area of its base by its height. Similarly, the volume of a pyramid can be calculated by multiplying the area of its base by one-third of its height.

Since the prism and the pyramid have congruent bases and equal heights, the only difference in the volume calculation is the factor of 1/3 for the pyramid.

This means that the volume of the pyramid is one-third the volume of the prism, not half. Therefore, the statement that the volume of the prism is twice the volume of the pyramid is false.

Therefore, the statement is incorrect, and the volume of the prism is not twice the volume of the pyramid, but rather three times as much.

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The three conditions for a function to be continuous at a point x=a are:

a) The function is defined at x=a.

b) The limit of the function as x approaches a exists.

c) The limit of the function as x approaches a is equal to the value of the function at x=a.

The continuity of a function can be analyzed by observing its graph. However, as the graph is not provided, a specific discussion about its continuity cannot be made without further information. It is necessary to examine the behavior of the function around the point in question and determine if the three conditions for continuity are satisfied.

The function f(x) = { *** is not defined in the question. In order to discuss its continuity, the function needs to be provided or described. Without the specific form of the function, it is impossible to analyze its continuity. Different functions can exhibit different behaviors with respect to continuity, so additional information is required to determine whether or not the function is continuous at a particular point or interval.

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Answer:

no clue bud

Step-by-step explanation: