The rectangular floor of a classroom is 30 feet in length and 35 feet in width. A scale drawing of the floor has a length of 6 inches. What is the perimeter, in inches, of the floor in the scale drawing?

HURRY PLEASE!!!!!!!!!!!!!!!!!!

Answer:

it will cost him $226 and his left over amount will be 24 dollars.

The correct answer is d. All of the above. A probability distribution is a function that describes the likelihood of obtaining the possible values that a random variable can take.

In order for it to be a valid probability distribution, the sum of all possible outcomes must equal 1 (option a), the outcomes must be mutually exclusive and collectively exhaustive (option b), and the probability of each outcome must be between 0 and 1 (option c).

This means that the sum of all possible outcomes must equal 1, outcomes must be mutually exclusive and collectively exhaustive, and the probability of each outcome must be between 0 and 1 inclusive.

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d. All of the above.

In a probability distribution, all of the following conditions must be satisfied:

a. The sum of the probabilities of all possible outcomes must equal 1. This ensures that the entire probability space is accounted for.

b. The outcomes must be mutually exclusive, meaning that only one outcome can occur at a time, and collectively exhaustive, meaning that at least one of the outcomes must occur. This ensures that all possible outcomes are considered.

c. The probability of each outcome must be between 0 and 1, inclusive. This ensures that the probabilities are valid and within the appropriate range.

Therefore, all three statements are correct and must be satisfied in a probability distribution.

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Answer:

2552cm^2

Step-by-step explanation:

C.S.A=1320cm^2 ;r=?

h=15cm.

[C.S.A. = 2πrh]

(r=1320×7/660=14cm)

Now,

TSA of cylinder = 2πr (h + r) sq

TSA=2×22/7(15+14)=2552cm^2

Answer:

The first option.

Step-by-step explanation:

5*6=30 and 9*6=54. We're just multiplying what we had originally by 6, meaning we'll have the same shade, but in a bigger quantity.

The required value of variable "a" would be -8 which is determined by the   distributive property of multiplication,

The term "equation" refers to mathematical statements that have at least two terms with variables or integers that are equal.

The equation is below which is given in the question,

4 = 2(-2 - a) + a

Apply the distributive property of multiplication,

4 = 2 × -2 - a × 2 + a

4 = - 4 - 2a + a

Rearrange the likewise terms and apply the arithmetic operation,

- 2a + a = 4 + 4

- a = 8

Multiply by the (-) sign on both sides to get the answer,

a = -8

Hence, the required value of variable "a" is -8.

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Answer:

9900 Students

Step-by-step explanation:

Divide 8513 by .86 to show the rest of the freshman class.

You can check by doing 9900 times .86 to see %86 of 9900

Total there are 9900 students are in the freshman class.

Percentage is defined as a given part or amount in every hundred. It is a fraction with 100 as the denominator and is represented by the symbol "%".

Given that, 86% of a university's freshman class are majoring in Computer Science.

8514 students in the freshman class are Computer Science majors.

Let the number of students are in the freshman class be x.

Here, 86% of x=8514

86/100 ×x=8514

86x=851400

x=851400/86

x=9900

Therefore, total there are 9900 students are in the freshman class.

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Answer:

Step-by-step explanation:

\(\frac{13.98}{2}= 6.99\)

Divide 1398 by 2 and in the answer keep 2 decimal point ot the left

Force 2 has a magnitude of approximately 160.8 Newton.

To find the value of force2, we can use the concept of vector equivalence. If force1 has a magnitude of 258 Newton and a length of vector equal to 45 mm, and force2 has a length of vector equal to 28 mm, we can set up the following proportion:

|force1| / length of vector for force1 = |force2| / length of vector for force2

Substituting the given values:

258 / 45 = |force2| / 28

To solve for |force2|, we can cross-multiply and solve for it:

258 * 28 = 45 * |force2|

|force2| = (258 * 28) / 45

Calculating this expression gives us:

|force2| ≈ 160.8 Newton

Therefore, force2 has a magnitude of approximately 160.8 Newton.

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Answer:

108m + 182

Step-by-step explanation:

The first step is to apply the distributive property to each set of parentheses by multiplying each term inside the parentheses by the number that is directly outside of it. Be sure to pay attention to the negative signs.

-10(-3m-10)-3(-8m+3)−10(−3m−10)−3(−8m+3)

30m + 100 + 24m - 9 + 30m + 100 + 24m -9

Following that, we can rearrange the terms in the expression by grouping together terms based on if they do or do not have m.

30m + 24m + 30m + 24m + 100 - 9 + 100 - 9

From there, we can then combine like terms, basically meaning to add or subtract the numbers based on their grouping.

108m + 182

Answer: -1/4

Step-by-step explanation:

cancel the equal terms.

-2/3 - x + 3/6 = 1/12

calculate.

-1/6 - x = 1/12

move the constant to the right.

-x = 1/12 + 1/6

calculate the sum.

-x = 1/4

change the signs.

x = -1/4

Bir tam sayı ve bir basit kesir ile ifade edilen kesirlere taam sayılı kesir denir.

Answer:

it's 8ft

Step-by-step explanation:

1=4 2=8just put 2and2 together

The provided information appears to be a citation for a research paper titled "Annotation Artifacts in Natural Language Inference Data" by Suchin Gururangan, Swabha Swayamdipta, Omer Levy, Roy Schwartz, Samuel R. Bowman, and Noah A. Smith. The paper was published as an arXiv preprint with the identifier arXiv:1803.02324.

The given citation refers to a research paper titled "Annotation Artifacts in Natural Language Inference Data" published in 2018.

The research paper, authored by Suchin Gururangan, Swabha Swayamdipta, Omer Levy, Roy Schwartz, Samuel R. Bowman, and Noah A. Smith, addresses the issue of annotation artifacts in natural language inference data. Natural language inference (NLI) is a task in natural language processing that involves determining the logical relationship between pairs of sentences, such as whether one sentence contradicts or entails the other.

Annotation artifacts refer to systematic biases or inconsistencies in the process of annotating NLI data, which can impact the performance of NLI models. The authors of the paper investigate and analyze these artifacts, aiming to understand their prevalence and impact on NLI performance.

In the paper, the authors propose a new methodology called "stress test evaluation" to identify and quantify annotation artifacts. They conduct experiments on large-scale NLI datasets and observe that the presence of these artifacts significantly affects the behavior of state-of-the-art NLI models.

The research paper contributes to the field of natural language processing by shedding light on the challenges posed by annotation artifacts in NLI data and providing insights for improving NLI models and datasets. The citation provided allows others to access and refer to this research paper for further study and exploration of the topic.

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Answer:

4

Step-by-step explanation:

Answer:

2/3 of a mile.

Step-by-step explanation:

We want to find out how many miles Claire walked in total. To find this out, we need to add up the amount of miles she walked on Saturday and the amount of miles she walked on Sunday. On Saturday, she walked 1/3 of a mile. On Sunday, she walked 1/3 of a mile. Add those up. 1/3+1/3 = 2/3 of a mile.

Answer:

26.3

Step-by-step explanation:

the first guy was close, for those of you who struggle with acellus im here to help haha

Answer:

y = 3x + 1

Step-by-step explanation:

y= -1/3x

perpendicular so y = 3x + b

the line goes through (1,4), so substitute to find the value b , which is where the line intersects with the y axis.

4 = 3*1 +b

so b = 1

y = 3x + 1

The confidence level of the study with 72 scores and a standard deviation of 2.9 is approximately 97.5%. This means that we can be 97.5% confident that the findings of the study accurately represent the larger population.

The confidence level of a study refers to the level of certainty or reliability that can be placed on the results obtained from the study. It is often expressed as a percentage and indicates the likelihood that the findings of the study are representative of the larger population.

To calculate the confidence level, we need to know the sample size, the standard deviation, and the desired level of confidence. In this case, the sample size is 72 and the standard deviation is 2.9. The level of confidence is typically expressed as a percentage and is denoted by the Greek letter alpha (α). Common levels of confidence include 90%, 95%, and 99%.

To calculate the confidence level, we use the following formula:

Confidence Level = 1 - (α/2)

Where α/2 is the significance level, which is equal to (1 - Confidence Level)/2. Let's assume a desired confidence level of 95%. Using the formula, we can calculate the significance level as follows:

Significance Level =

(1 - 0.95)/2

= 0.025

To find the confidence level, we need to look up the critical value associated with the significance level in the standard normal distribution table (also known as the z-table). For a two-tailed test, the critical value is the positive z-value that corresponds to the significance level.

Looking up the z-value associated with a significance level of 0.025 in the z-table, we find a value of approximately 1.96. Now, we can calculate the confidence level:

Confidence Level =

1 - (0.025) =

0.975

To express the confidence level as a percentage, we multiply by 100:

Confidence Level =

0.975 * 100 =

97.5%

Therefore, the confidence level of the study with 72 scores and a standard deviation of 2.9 is approximately 97.5%. This means that we can be 97.5% confident that the findings of the study accurately represent the larger population.

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The confidence level of the study with 72 scores and a standard deviation of 2.9 is approximately 97.5%. This means that we can be 97.5% confident that the findings of the study accurately represent the larger population.

The confidence level of a study refers to the level of certainty or reliability that can be placed on the results obtained from the study. It is often expressed as a percentage and indicates the likelihood that the findings of the study are representative of the larger population.

To calculate the confidence level, we need to know the sample size, the standard deviation, and the desired level of confidence. In this case, the sample size is 72 and the standard deviation is 2.9. The level of confidence is typically expressed as a percentage and is denoted by the Greek letter alpha (α). Common levels of confidence include 90%, 95%, and 99%.

To calculate the confidence level, we use the following formula:

Confidence Level = 1 - (α/2)

Where α/2 is the significance level, which is equal to (1 - Confidence Level)/2. Let's assume a desired confidence level of 95%. Using the formula, we can calculate the significance level as follows:

Significance Level =

\((1 - 0.95)/2\\= 0.025\)

To find the confidence level, we need to look up the critical value associated with the significance level in the standard normal distribution table (also known as the z-table). For a two-tailed test, the critical value is the positive z-value that corresponds to the significance level.

Looking up the z-value associated with a significance level of 0.025 in the z-table, we find a value of approximately 1.96. Now, we can calculate the confidence level:

Confidence Level =

\(1 - (0.025) =0.975\)

To express the confidence level as a percentage, we multiply by 100

Confidence Level =

\(0.975 * 100 =\\97.5%\)

Therefore, the confidence level of the study with 72 scores and a standard deviation of 2.9 is approximately 97.5%. This means that we can be 97.5% confident that the findings of the study accurately represent the larger population.

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iAnswer:

Step-by-step explanation:

I can’t tell you the answer because then it will be cheating but this will help

First add all sides then u will get an equation solve it

Answer is 5/4The slope is the number next to the “x” in the y intercept formula

y= m (slope) x + b

Answer: m= 5/4

Step-by-step explanation:

La ecuación general de la recta es y=mx+by=mx+b, donde m es la pendiente y b es la intersección en y

y=mx+by=mx+b

Answer:

your answer is C 1 = 5

Step-by-step explanation:

Answer:

c 50

Step-by-step explanation:

Answer:

The average speed is:

\(\var{v}=75\: miles/h\)

Step-by-step explanation:

The average speed equation is given by:

\(\var{v}=\frac{\Delta x}{\Delta t}\)

Were:

Then we have:

\(\var{v}=\frac{225}{3}\)

\(\var{v}=75\: miles/h\)

I hope it helps you!

Answer:

Abel is 3 years older than Zoe.

Step-by-step explanation:

Abel: y = 1266.77(1.03)^t

Zöe: y = 1159.27(1.03)^t

To find the difference in children's ages first we take ratio of 1266.77/1159.26

Ratio of 1266.77/1159.26= 1.09

now when you write ratio in terms of powers of 1.03

1.03^t = 1.09

Take ln on both sides

t ln(1.03) = ln(1.09)

Then you divide both sides by ln(1.03)

t= 3

Abel is 3 years older than Zöe.

The domain of the relation: {0, 1, 2, 3, and 4}

The range of the relation: {0, -1, -4, -9, -16}

The graph for the relation is in the attachment.

A domain of a relation can be defined as the set of x-values or inputs of a relation.

The set of all output or y-values that correspond to the x-values in a set of ordered pairs.

Given the relation, {(0, 0), (1, -1),(2, -4), (3,-9), (4, -16)}

The domain of the relation is: {0, 1, 2, 3, and 4} (these are all the input of the relation)

The range of the relation is: {0, -1, -4, -9, -16} (these are all the output of the relation)

The graph for the relation is in the attachment.

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Answer:

12.2 pints

Step-by-step explanation:

In all means add.  Add the two decimals together.

4.8 + 7.4

12.2 pints

Answer:

a)16777216

b)279936

c)32768

d)49

Plss mark as brainliest

Answer:

ok!

a) 4^9 ×4^3=4^9+3=4^12

b) 6^5 ×6^2=6^5+2=6^7

c) 8^6 ÷8=8^6-1 =8^5

d) 7^8÷7^6=7^8-6=7^2

Pls mark me as brainliest.

I answered first.

Step-by-step explanation:

It's simple!

If there is multiplication, add the powers.

If there is division, subtract the powers.

Answer:

Step-by-step explanation:

$20.40(1+15/100)

$20.40(1.15)

$23.46

Answer:

Diameter Length: ( About ) 5.4 km; Option B

Step-by-step explanation:

~ Let us apply the Area of the Circle formula πr^2, where r ⇒ radius of the circle ~

1. We are given that the area of the circle is 22.9 km^2, so let us substitute that value into the area of the circle formula, solving for r ( radius ) ⇒ 22.9 = π * r^2 ⇒ r^2 = 22.9/π ⇒ r^2 = 7.28929639361.... ⇒

radius = ( About ) 2.7

2. The diameter would thus be 2 times that of the radius by definition, and thus is: 2.7 * 2 ⇒ ( About ) 5.4 km

Diameter Length: ( About ) 5.4 km

Answer:

5 + 4x - 7x2 + 5x3

Step-by-step explanation:

I think so