I have 10 meters of leather that cost$13.30. what is the cost of one foot of leather?

Answer: 1, 3, 5, 7, 9, . . . . , 37. Therefore, 361 is the sum of first 19 odd numbers.

Step-by-step explanation:

The probability that Cowboy B wins and Cowboy A loses in a single round is 51.1%.

To calculate the probability that Cowboy B wins and Cowboy A loses in a single round, we need to consider the probabilities of both events happening.

First, let's find the probability that Cowboy B hits Cowboy A. Since Cowboy B shoots with 70% precision, the probability that he hits is 0.7 (or 70%). Therefore, the probability that he misses is 1 - 0.7 = 0.3 (or 30%).

Now, let's consider the probability that Cowboy A misses. Cowboy A shoots with 73% precision, so the probability that he misses is 0.73 (or 73%).

To find the probability that B wins and A loses in a single round, we multiply the probability of B hitting A (0.7) by the probability of A missing (0.73). This gives us:

0.7 * 0.73 = 0.511 (or 51.1%).

Therefore, the probability that Cowboy B wins and Cowboy A loses in a single round is 51.1%.

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The angle measure of each inscribed quadrilateral is as follows;

10

∠P = 90°

∠R = 90°

∠Q = 140°

∠S = 40°

11.

∠A = 70°

∠C = 110°

∠ B  = 115°

∠D = 55°

12.

∠B = 100°

∠D = 80°

∠E = 141°

∠C = 39°

13.

∠V = 101°

∠T  = 79°

∠U = 86°

∠W = 94°

A cyclic quadrilateral has all it vertices on the circumferences of the circle .   opposite angle of a cyclic quadrilateral add up to 180 degrees. The sum of the whole angles add up to 360 degrees. Therefore, tha angle measure of each inscribed quadrilateral is as follows

10.

5x + 20 + 7x - 8 = 180

12x + 12 = 180

12x = 180 - 12

12x = 168

x = 168 / 12

x = 14

Therefore,

11.

4z - 10 + 10 + 5z = 180

9z = 180

z = 20

Therefore,

12.

1 / 2 z + 1 / 4 z + 30 = 180

3 / 4 z + 30 = 180

3 / 4 z = 150

3z = 600

z = 600 / 3

z = 200

Therefore,

13.

15y - 4 + 12y - 5 = 180

27y = 180 + 9

y = 189 / 27

y = 7

14 + 4x + 6x - 14 = 180

10x = 180

x = 18

Therefore,

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Answer:

c. 5

Step-by-step explanation:

Try each choice on the right side of the inequality, and see which one makes the inequality true.

a. 0

x(9 - x) = 0 * (9 - 0) = 0 * 9 = 0

10 < x(9 - x)

10 < 0

10 is not less than 0, so a. is out.

b. 1

x(9 - x) = 1 * (9 - 1) = 1 * 8 = 8

10 < x(9 - x)

10 < 8

10 is not less than 8, so b. is out.

c. 5

x(9 - x) = 5 * (9 - 5) = 5 * 4 = 20

10 < x(9 - x)

10 < 20

10 is less than 20, so c. works.

d. 10

x(9 - x) = 10 * (9 - 10) = 10 * (-1) = -10

10 < x(9 - x)

10 < -10

10 is not less than -10, so d. is out.

The only number that works is

c. 5

The final cost of the item after a 35% discount and 9.8% sales tax is $53.54.

The given problem is related to percentage discounts and sales tax and can be solved using the following steps:

Step 1: Firstly, we need to determine the discount amount, which is 35% of the original price. Let's calculate it. Discount = 35% of the original price = 0.35 x $75 = $26.25

Step 2: Now, we will calculate the new price after the discount by subtracting the discount amount from the original price.New Price = Original Price - Discount AmountNew Price = $75 - $26.25 = $48.75

Step 3: Next, we need to calculate the amount of sales tax. Sales Tax = 9.8% of New Price Sales Tax = 0.098 x $48.75 = $4.79

Step 4: Finally, we will calculate the final cost of the item by adding the new price and the sales tax.

Final Cost = New Price + Sales Tax Final Cost = $48.75 + $4.79 = $53.54

Therefore, the final cost of the item after a 35% discount and 9.8% sales tax is $53.54.I hope this helps!

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Answer:

Negative

Step-by-step explanation:

It's negative because there are 59 negatives and 8 positives. Since there are more negatives the sum is negative.

-59+8 = -51

Hope this helps ya!

Answer:

200

Step-by-step explanation:

1/5m-2/3y=30

1/5m-2/3(15)=30

1/5m-30/3=30

1/5m-10=30

1/5m=30+10

1/5m=40

m=40/(1/5)

m=(40/1)(5/1)

m=200/1

m=200

The statement is true.

When the block is in equilibrium, each spring is stretched an additional ∆x. This implies that the forces from the two springs are balanced, and the block is not experiencing any net force in the equilibrium position.

When the block is set into oscillation with amplitude a, it will pass through its equilibrium point during the oscillation. At the equilibrium point, the displacement of the block is zero, and it changes direction. At this point, the block has its maximum speed v, as it is accelerating towards the equilibrium position.

The speed of the block decreases as it moves away from the equilibrium position, reaches zero at the maximum displacement (amplitude), and then starts accelerating towards the equilibrium point again. Therefore, when the block passes through its equilibrium point, it has its maximum speed v.

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The probability that Bob hits his first home run before his 25th plate appearance of the season is 0.3511, which is approximately 35.11%.

The probability that Bob hits his first home run before his 25th plate appearance of the season, denoted as P, can be expressed mathematically as:

P = 1 - P(X ≥ 25)

where P(X ≥ 25) is the probability that Bob hits his first home run on or after his 25th plate appearance.

Given that  

\(\[ P(X \geq 25) = \left(1 - p\right)^{25-1} \]\)

, where p = 1/18.38 = 0.0544, we can substitute the values:

\(\[ P = 1 - \left(1 - 0.0544\right)^{25-1} \]\)

Simplifying further:

P = 1 - 0.6489

Hence, the mathematical expression for the probability that Bob hits his first home run before his 25th plate appearance is:

P = 0.3511

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The probability that Bob hits his first home run before his 25th plate appearance of the season is \(1 - (1 - (1/18.38))^{24}\).

To find the probability that Bob hits his first home run before his 25th plate appearance of the season, we can use the concept of geometric probability. Geometric probability is used to calculate the probability of a specific event occurring within a sequence of independent trials.

In this case, Bob hitting a home run is the event we are interested in, and each plate appearance represents an independent trial. We are given that Bob hits a home run once every 18.38 plate appearances.
To calculate the probability, we need to find the complement of the event (the probability of not hitting a home run in the first 24 plate appearances) and subtract it from 1.
The probability of not hitting a home run in one plate appearance is 1 minus the probability of hitting a home run, which is 1 - (1/18.38).
To find the probability of not hitting a home run in the first 24 plate appearances, we raise this probability to the power of 24, since each plate appearance is an independent trial.
So, the probability of not hitting a home run in the first 24 plate appearances is ( \(1 - (1 - (1/18.38))^{24}\).
To find the probability of hitting the first home run before the 25th plate appearance, we subtract the probability of not hitting a home run in the first 24 plate appearances from 1.

Calculating this probability, we find that Bob has approximately a 49.2% chance of hitting his first home run before his 25th plate appearance of the season.

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Answer:

Step-by-step explanation:

X=-6

Answer:

the correct answer will be

x=-6

Answer:

40

where the line starts (75) and ends (115)

115-75=40

thats the quick way to solve... hope this helps!

Step-by-step explanation:

Brainliest?

Using a binomial probability calculator, we can find the probability of getting 35 or more sales for 1000 telephone solicitations based on the given 3% chance of a sale.

To find the probability of getting 35 or more sales for 1000 telephone solicitations, we can use the binomial probability formula.

The binomial probability formula is given by:

P(X = k) = (nCk) * p^k * (1 - p)^(n - k)

where:

P(X = k) is the probability of getting exactly k successes,

n is the total number of trials,

k is the number of successful outcomes,

p is the probability of success in a single trial, and

(1 - p) is the probability of failure in a single trial.

In this case, we want to find the probability of getting 35 or more sales, so we need to calculate the sum of probabilities for all values of k from 35 to 1000.

Let's calculate it using the binomial probability formula:

P(X ≥ 35) = P(X = 35) + P(X = 36) + ... + P(X = 1000)

Since calculating this directly would involve a large number of calculations, we can use a cumulative binomial probability table, statistical software, or a calculator to find the probability.

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Answer:

-------------------------------

Parallel lines have equal slopes.

Given line has a slope of m = 1/5.

Use point-slope form and the coordinates of the point (5, - 4) find the parallel line:

Correct choice is D.

To find the mean, median, and mode of the data, follow these steps:

1. Arrange the data in ascending order: 1.1, 1.9, 2.4, 2.4, 2.7, 3.2, 3.3, 3.5, 20.9

2. Calculate the mean by adding up all the numbers and dividing by the total count (9 in this case): (1.1 + 1.9 + 2.4 + 2.4 + 2.7 + 3.2 + 3.3 + 3.5 + 20.9) / 9 = 40.4 / 9 = 4.49 (rounded to two decimal places)

3. Find the median by identifying the middle value in the ordered data: Since there are 9 numbers, the median is the 5th number, which is 2.7.

4. Determine the mode by finding the number that appears most frequently: In this case, 2.4 appears twice, which is more frequent than any other number.

Mean: 4.49

Median: 2.7

Mode: 2.4

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Answer:

Fibonacci sequence is one of the most known formulas in number theory. In the Fibonacci sequence, each number in the series is calculated by adding the two numbers before it. Generally, the first two terms of the Fibonacci series are 0 and 1.

Any Fibonacci number can be calculated by using this formula,

xn =  (φn − (1−φ)n)/√5

xn denotes Fibonacci number to be calculated

φ is Golden ratio = 1.618034

the condition given in the question and applying the Fibonacci formula:

By the use of the Fibonacci number formula, we can calculate the rest of the Fibonacci numbers like 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89.

Therefore, the 8th term will be 21.

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Answer:

x 29/7    

y -2/7

Step-by-step explanation:

According to the question, the mean, variation, standard deviation, quartiles, median, and percentile for the given data set are:

Mean = 43.33

Variation = 9646.22

Standard Deviation = 98.21

First Quartile (Q1) = 12

Median = 48

Third Quartile (Q3) = 70

65th Percentile = 50

​

To find the mean, variation, standard deviation, quartiles, median, and percentile for the given data set, we can follow these steps:

Step 1: Sort the data in ascending order: 8, 12, 30, 35, 48, 50, 62, 70, 78.

Step 2: Calculate the mean:

\(Mean = \frac{8 + 12 + 30 + 35 + 48 + 50 + 62 + 70 + 78}{9} = 43.33\) (rounded to two decimal places).

Step 3: Calculate the variation:

\(\text{Variation} = \frac{{\sum((x_i - \text{mean})^2)}}{n}\\\\= \frac{{((8 - 43.33)^2 + (12 - 43.33)^2 + \ldots + (78 - 43.33)^2)}}{9}\\\\= 9646.22 \quad\)

Step 4: Calculate the standard deviation:

Standard Deviation = \(\sqrt{(Variation)} = \sqrt{(9646.22)} = 98.21\) (rounded to two decimal places).

Step 5: Calculate the quartiles:

First Quartile (Q1) = 12 (since it is the median of the lower half of the data).

Third Quartile (Q3) = 70 (since it is the median of the upper half of the data).

Step 6: Calculate the median:

The median is the middle value of the sorted data set, which is 48.

Step 7: Calculate the percentile:

To find the 65th percentile, we need to determine the value that separates the lowest 65% of the data from the highest 35%. Since the data set has 9 elements, 65% of 9 is 5.85. Rounding up, we get 6. The 6th element in the sorted data set is 50, which represents the 65th percentile.

Hence, the mean, variation, standard deviation, quartiles, median, and percentile for the given data set can be represented in LaTeX as follows:

\(\text{Mean} &= 43.33 \\\text{Variation} &= 9646.22 \\\text{Standard Deviation} &= 98.21 \\\text{First Quartile (Q1)} &= 12 \\\text{Median} &= 48 \\\text{Third Quartile (Q3)} &= 70 \\\text{65th Percentile} &= 50 \\\)

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Answer:

9.7959 sec

Step-by-step explanation:

For the arrow to reach the same height as the bow again, - 4.9x^2+48x=0, 48=4.9x, x=48/4.9=9.7959

The time arrow take to come back to a height even with his bow height is 9.79 seconds.

We have an equation of the height of the arrow with respect to time -\(y = -4.9x^{2} +48x\) where y is the height of the arrow in meters above Andrew's bow and x is the time in seconds since Andrew shot the arrow.

We have to find out - how long it takes the arrow to come back to a height even with his bow height.

It is an example of two - dimensional Projectile motion.

We have the function that depicts the variation of height of the arrow with respect to time given by -

\(y=-4.9x^{2} +48x\)

To find the time taken by the arrow to come to a height even with his bow height, we should equate y = 0.

\(y=-4.9x^{2} +48x=0\\-4.9x(x-9.79)=0\\-4.9x=0\;\;\;and\;\;\;x-9.79=0\\x =0\;\;\;and\;\;\;x=9.79\)

Time cannot be 0, hence the time arrow take to come back to a height even with his bow height is 9.79 seconds.

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Answer:

its e

Step-by-step explanation:

Answer: 3 Nickles.

Step-by-step explanation:

22 quarters adds up to $5.50

The remaining 15c is accounted by the last 3 coins, which are nickles.

sin x° = 24 : 27

sin x° = 0.89

x° = 62.7

There are 2475 ways to place 10 identical red balls and 10 identical blue balls into 4 distinct urns, given the condition for the first urn.

We want to place 10 identical red balls and 10 identical blue balls into 4 distinct urns with the condition that the first urn has at least 1 red ball and at least 2 blue balls.

Step 1: Place the minimum number of balls in the first urn.
Let's place 1 red ball and 2 blue balls in the first urn. Now we have 9 red balls and 8 blue balls left to distribute.

Step 2: Use the stars and bars method to distribute the remaining balls.
For the remaining 9 red balls, we will use the stars and bars method. There are 3 urns left to place the balls, so we will have 2 "bars" to divide them. In total, we have 9 stars (red balls) and 2 bars, so there are C(11, 2) ways to distribute the red balls, where C(n, k) represents combinations.

If the first urn has no red balls, then we need to place all 10 red balls into the other 3 urns, and the blue balls can go into any of the 4 urns. There are 3^10 ways to place the red balls and 4^10 ways to place the blue balls, so there are 3^10 * 4^10 ways to violate the condition in this way.

If the first urn has exactly 1 red ball and fewer than 2 blue balls, then we need to place the other 9 red balls and the remaining blue balls into the other 3 urns. There are 3^9 ways to place the red balls, and (4 choose 2) * 3^8 ways to place the blue balls (since we need to choose 2 of the remaining 3 urns to put the blue balls in). So there are 3^9 * (4 choose 2) * 3^8 ways to violate the condition in this way.

For the 8 blue balls, we also use the stars and bars method. Again, there are 3 urns left, so we will have 2 "bars" to divide them. We have 8 stars (blue balls) and 2 bars, so there are C(10, 2) ways to distribute the blue balls.

Step 3: Calculate the total ways to distribute the balls.
Since the ways to distribute red balls and blue balls are independent, we multiply the number of ways to distribute the red balls by the number of ways to distribute the blue balls.
Using the principle of inclusion-exclusion, the total number of ways to place the balls into the urns that satisfy the condition is:

4^20 - 3^10 * 4^10 - 3^9 * (4 choose 2) * 3^8

= 2,922,821,387,520 - 3,486,784,401,920 - 312,491,796,480

= 123,544,189,120
Total ways = C(11, 2) * C(10, 2) = 55 * 45 = 2475

So, there are 2475 ways to place 10 identical red balls and 10 identical blue balls into 4 distinct urns, given the condition for the first urn.

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Use the horizontal number line, the statements which are true include the following:

A. –9 < –7

C. –1 > –3

A number line can be defined as a type of graph with a graduated straight line which is composed of both positive and negative numbers that are placed at equal intervals along its length.

In Mathematics, a number line typically increases in numerical value towards the right from zero (0) and decreases in numerical value towards the left from zero (0).

In this context, we can reasonably and logically deduce that the following inequalities on a number line are either true or false:

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Complete Question:

Use the horizontal number line shown to answer the question. Which statements are true?

-10, -9, -8, -7, -6, -5, -4, -3, -2, -1, 0, 1

Check all that apply.

A. –9 < –7

B. –6 = 6

C. –1 > –3

D. 0 < –3

Answer: A & C

Step-by-step explanation:

Answer:

they are the same angular size. If you put them on top of each other it would be the same.

Answer:

he is buying it for 11.25. you get this buy multiplying 15 by 25% which equals 3.75 then you subtract 15 by 3.75 and you get 11.25

hope it helps

please mark as brainliest

Step-by-step explanation:

Answer:

11.25$

Step-by-step explanation:

A researcher runs an independent-measures design for two treatment groups.  It might also be necessary to reconsider the study design, sample size, or measurement methods to address the high variability and improve the reliability of the results.

The researcher can conclude that the variability within each group remains high even after splitting the groups by the participant variable of gender in an attempt to run a factorial design ANOVA. This suggests that there may be other factors or sources of variability that are influencing the results and contributing to the high within-group variability.

The high within-group variability indicates that there is a significant amount of individual differences within each treatment group, which can make it challenging to detect meaningful differences between the groups. It suggests that the treatment or intervention may not have a consistent or significant effect on the outcome variable across all participants.

In such a scenario, it is important for the researcher to further investigate and identify potential factors contributing to the high variability within each group.

This may involve examining additional participant characteristics, experimental conditions, or other variables that could explain the observed variability. It might also be necessary to reconsider the study design, sample size, or measurement methods to address the high variability and improve the reliability of the results.

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hopefully this help

look up original price calculator if not..

The greater ratio of boys to students in the class of Mrs. Henderson's class is, 0.67

A ratio in mathematics is a comparison of two or more numbers that shows how big one is in comparison to the other. The dividend or number being divided is referred to as the antecedent, while the divisor or number that is dividing is referred to as the consequent.

Given that,

Mrs. Henderson has 16 boys in her class of 24 students

Mr. Gregory has 18 boys in his class of 30

Greater ratio = ?

Ratio in Mrs. Henderson =  number of boys/total students

                                         =   16/24

                                         =   2/3

                                         =    0.67

Ratio in Mrs. Gregory =  number of boys/total students

                                    =  18/30

                                    =   3/5

                                    =    0.6

Hence, the ratio is greater in Mrs. Henderson's class  0.67

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