the most common distance fir a thoroughbred horse race is 6 furlongs. What is this distance in Kilometers(km), to the nearest hundredth of a kilometer

The best estimate for the weight of a cantaloupe is 2 kilograms (B).

A decigram is 1/10th of a gram, which would be too small of weight for a cantaloupe. 2 grams (C) is also too small for a cantaloupe as it would only be the weight of a few small seeds. 2 milligrams (D) is an extremely small weight, only suitable for a single grain of salt or a tiny insect.

Therefore, 2 kilograms (B) is the most reasonable estimate for the weight of a cantaloupe as it falls within the typical range of cantaloupe weights.

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Complete Question:

Choose the best estimate for the weight of a cantaloupe. Responses

A 2 decigrams

B 2 kilograms

C 2 grams

D 2 milligrams

In order to perform equivalently well on exam B as she did on exam A, Mariana needs to achieve a score that is at least equivalent to her Z-score on exam A. Using the Z-score formula, we can calculate that Mariana's Z-score on exam A was -0.3. To achieve an equivalent score on exam B, we need to calculate the raw score that corresponds to a Z-score of -0.3 on exam B. This can be done using the formula Z = (X - μ) / σ. Solving for X, we get X = Z * σ + μ. Plugging in the values for exam B, we get X = -0.3 * 20 + 650 = 643.

In order to compare the performance on two different exams with different means and standard deviations, we use Z-scores to standardize the data. This allows us to compare scores on different scales. The formula to calculate Z-score is Z = (X - μ) / σ, where X is the raw score, μ is the mean, and σ is the standard deviation. The Z-score tells us how many standard deviations a score is from the mean. A Z-score of 0 means the score is at the mean, while a positive Z-score indicates that the score is above the mean and a negative Z-score indicates that the score is below the mean.

Mariana needs to achieve a score of at least 643 on exam B to perform equivalently as she did on exam A.

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Yes, an angle in a right-angled triangle is always present.  Without any additional information about the triangle, it is impossible to determine the value of the angle in question.

In a right-angled triangle, one of the angles is a right angle, which measures 90 degrees. The other two angles in the triangle are acute angles and their measures always add up to 90 degrees.

To find the value of the angle in question, we need to know some additional information about the triangle. If we have the lengths of two sides of the triangle, we can use trigonometric ratios to find the measure of the angle.

For example, if we know the length of the side opposite the angle and the length of the hypotenuse (the longest side of the triangle), we can use the sine ratio to find the measure of the angle.

If we know the length of the side adjacent to the angle and the length of the hypotenuse, we can use the cosine ratio.

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There is a 0.5 probability that the first toss and the last toss yield different outputs.

Probability is simply how likely something is to happen. Whenever we're unsure about the outcome of an event, we can talk about the probabilities of certain outcomes—how likely they are. The analysis of events governed by probability is called statistics.

The sample space for a coin tossed three times is:

P = {HHH, HTH, HHT, HTT, TTT, THH, THT, TTH}

Now, out of this, we have to find the probability that the first and last toss are different results, i.e., if first toss is heads then last toss should be tails, and vice-versa.

The sample space for this is:

P = {HHT, HTT, THH, TTH}

The probability is:

\(P = \frac{4}{8} = \frac{1}{2}\)

Therefore, there is a 0.5 probability that the first toss and the last toss yield different outputs.

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There is a 0.5 probability that the first toss and the last toss yield different outputs.

Now, According to the question:

Let's know:

What is probability and example?

It is based on the possible chances of something to happen. The theoretical probability is mainly based on the reasoning behind probability. For example, if a coin is tossed, the theoretical probability of getting a head will be ½.

The sample space for a coin tossed three times is:

P = {HHH, HTH, HHT, HTT, TTT, THH, THT, TTH}

Now, out of this, we have to find the probability that the first and last toss are different results, i.e., if first toss is heads then last toss should be tails, and vice-versa.

The sample space for this is:

P = {HHT, HTT, THH, TTH}

Probability = Number of Favorable Outcomes / Total Number of Outcomes.

P = 4/8 = 1/2
Therefore, there is a 0.5 probability that the first toss and the last toss yield different outputs.

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Answer:

8/5=3.6

2*3.6=7.2

3*3.6=10.8

Step-by-step explanation:

Answer:

b=12

Step-by-step explanation:

3b +24= b +48

       -24       -24

   3b =  b+ 24

   -b      -b

2b = 24

÷2     ÷2

b=12

Answer:

The minimum number of cases sold the second week was

The number of candles sold in the second week is 240 candles

What is Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Number of cases sold on first week = 7 cases

Number of candles in each case = 40 candles

Total cases of candles to be sold = 13 cases

Remaining cases of candles to be sold in second week =
Total cases of candles to be sold - Number of cases sold on first week

Remaining cases of candles to be sold in second week = 13 - 7

                                                                                             = 6 cases

Therefore , number of candles in 6 cases = 6 x 40

                                                                     = 240 candles

Hence , the number of candles sold in the second week is 240 candles

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Therefore, the state government should consider investing in new affordable housing initiatives.

a) To compute the 90% confidence interval, we can use the formula:

CI = p ± z*(√(p(1-p))/n)

where p is the sample proportion, z is the z-score corresponding to a 90% confidence level (which is 1.645), and n is the sample size.

Plugging in the values, we get:

CI = 0.517 ± 1.645*(√((0.517)(1-0.517))/4527)

CI = 0.505 to 0.529 (rounded to three decimal places)

b) The 90% confidence interval tells us that we are 90% confident that the true proportion of Californians who considered moving out of the state is between 0.505 and 0.529.

c) Since the confidence interval does not include the value of 0.5, which is the null hypothesis value, we can conclude that there is evidence to suggest that more than 50% of Californians would consider moving out of state due to high cost of housing.

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Answer:

  73 : 27

Step-by-step explanation:

You want the ratio of students that have a pet to students that don't have a pet, given that 73% of students have a pet.

If 73% of students have a pet, then the remaining 100% -73% = 27% of students do not have a pet.

The ratio of students who have a pet to students who don't have a pet is then ...

  (have a pet) : (don't have a pet) = 73% : 27% = 73 : 27

According to a recent survey, 73% of elementary school students have a pet, making the ratio of students with pets to those without pets 73:27.

A ratio in mathematics demonstrates how many times one number is present in another. For instance, if a bowl of fruit contains eight oranges and six lemons, the ratio of oranges to lemons is eight to six. The ratio of oranges to the total amount of fruit is 8:14, and the ratio of lemons to oranges is 6:8.

In essence, percentages are fractions with a 100 as the denominator. We place the percent symbol (%) next to the number to indicate that the number is a percentage. For instance, you would have received a 75% grade if you answered 75 out of 100 questions correctly on a test (75/100).

You want the ratio of students that have a pet to students that don't have a pet, given that 73% of students have a pet.

If 73% of students have a pet, then the remaining 100% -73% = 27% of students do not have a pet.

The ratio of students who have a pet to students who don't have a pet is then,(have a pet) : (don't have a pet) = 73% : 27% = 73 : 27

A recent survey found that 73% of elementary school students own a pet, making the proportion of students who own pets to those who don't stand at 73:27.

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Answer:

1) y=-8

2) y=0

Step-by-step explanation:

I just plugged it in for the domain (x)

(honestly its been a while since I've done tis so I'm only about 74% sure)

If repetition is not permitted D. 67,600

If repetition is permitted C. 776

If repetition is not permitted, we can break down the possibilities for each component:

- For the first letter, there are 26 choices (since there are 26 letters in the English alphabet).

- After selecting the first letter, there are 25 choices left for the second letter (since repetition is not permitted).

- For the first digit, there are 10 choices (0-9).

- After selecting the first digit, there are 9 choices left for the second digit (since repetition is not permitted).

To determine the total number of possible codes, we multiply the number of choices for each component: 26 * 25 * 10 * 9 = 58,500. Therefore, the correct answer is D. 67,600.

If repetition is permitted, we can break down the possibilities for each component:

- For both letters, there are 26 choices (since repetition is permitted).

- For both digits, there are 10 choices (0-9).

To determine the total number of possible codes, we multiply the number of choices for each component: 26 * 26 * 10 * 10 = 67,600. Therefore, the correct answer is C. 776.

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Answer:

y=16

Step-by-step explanation:

If x=-2, then we can substitute for x in the y+3(-2)=10. y-6=10, we add 6 to both sides to isolate y giving y=16

Answer:

For every 2 apples, there are 6 oranges

Step-by-step explanation:

I got it on khan so trust me

(P. S. could u give me brainliest?)

Answer:

There are 192 employees in the company.

Step-by-step explanation:

Let x be the total number of employees

Use ratio and proportion

\(\frac{120}{x} =\frac{5}{8} \\5x = 120(8)\\5x = 960\\\frac{5x}{5} = \frac{960}{5} \\x = 192\)

x = 192

25 % its equal to 1/4

in Option b 1 is divided into 8 equal parts.

2 is 1/4 of 8.

So, correct option is B.

Answer: (19,4)

Step-by-step explanation:

Subtract the x axis with the x axis and y with y.

So,

7-(-12)= 19

1-(-3)= 4

its A, i made a wrong calculation sorry.

Answer:

A

Step-by-step explanation:

Because I SAID SO

Answer:

There are several steps to this problem, but they are easy steps .  First, determine how many ounces are in one recipe by adding all the ounces of the ingredients together:  8 + 5 + 2 + 3 = 18.

Now multiply that amount by 4, because she made 4 batches:  

18 x 4 = 72

Finally, divide the total amount by 3, because she put it in three bags.  72/3 = 24

The confidence interval for the mean height of the students is

(21.46 , 26.54).

Subtract 1 from your sample size. 24 – 1 = 23.

Now, we have 23 as a degrees of freedom.

Now, Subtract the confidence level from 1, then divide by two.

(1 – 0.9) / 2 = 0.05

Using the t-distribution table.

for df = 23 we have 2.306

Now, 5.4 / √(24) = 1.10

2.306 × 1.10 = 2.54

So, the lower end of the range be,

24 – 2.54 = 21.46

and the upper end of the range be,

24 + 2.54 = 26.54

So, the confidence interval for the mean height of the students is

(21.46 , 26.54).

Hence, the confidence interval for the mean height of the students is

(21.46 , 26.54).

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Therefore , the solution of the given problem of combination comes out to be there are 12650 ways to choose all the people.

Combinations are mathematical procedures that count every possible configuration from a set of components, disregarding the selection's direction. The pieces can be combined in any arrangement, in any order. Combinations and permutations are both feasible.

Here,

Given :

4 people are chosen from a 25-member club for president, vice president, secretary, and treasurer

To find the number of ways , they can be choose

So,

Using combination formula :

=> (25)C(4)

=>  25! / (4! * 2!)

=>  12650

Thus , there are 12650 ways to choose all the people.

Therefore , the solution of the given problem of combination comes out to be there are 12650 ways to choose all the people.

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Answer:

315

Step-by-step explanation:

If 70 children is 2 parts, one part is 35

35*9 is 315

Answer:

315 adults

Step-by-step explanation:

2:9 where 2 is children and 9 is adults.

2 = 70, therefore 1 = 35

35 x 9 = 315

A STEM (Science, Technology, Engineering, and Mathematics) degree is awarded to students who have completed a program of study that is at least one year beyond a bachelor’s degree.

STEM degrees cover a wide range of topics, including mathematics, computer science, engineering, and other sciences. These degrees can provide a strong foundation for a career in a variety of industries, including technology, healthcare, and education.

When pursuing a STEM degree, students must complete a set of specific courses that are related to their chosen major. These courses may include mathematics, physics, chemistry, biology, computer science, engineering, and other related subjects. Additionally, students must also complete a certain number of hours of lab and/or research experiences. Depending on the degree program, students may also be required to complete an internship, apprenticeship, or other work experience.

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Answer:

Step-by-step explanation:

The sum of interior angles in a triangle is equal to 180 degrees

so

70 + 35 + x = 180 add like terms

105 + x = 180 subtract 105 from both sides

x = 75

Answer:

75  degrees

Step-by-step explanation

triangles add up to 180 degrees so, 70+35= 105 degrees, 180-105= 75 degrees

Answer:

\(a2 + 5a + 4 \: \: when \: a = 3 \\ = (3)2 + 5(3) + 4 \\ \\ = 6 + 15 + 4 \\ = 25\)

\(a2 - 5a \: \: when \: a = 3 \\ = (3)2 - 5(3) \\ = 6 - 15 \\ = - 9\)

Answer:

  (i) x = 17 cm

  (ii) one end: 360 cm²; both ends: 720 cm²

  (iii) 14,400 cm³

  (iv) 4000 cm²

Step-by-step explanation:

You want the slant height, base area, volume, and total surface area of a trapezoidal prism with the base isosceles trapezoid having parallel base lengths of 32 and 16, and a height of 15. The distance between bases is 40. All units are cm.

If a center rectangle 16 cm wide and 15 cm high is cut from the base trapezoid, the remaining two triangles have a base of 8 cm and a height of 15 cm. The Pythagorean theorem can be used to find the slant height:

  x² = a² +b²

  x² = 8² +15² = 64 +225 = 289

  x = √289 = 17

The slant height, x, is 17 cm.

The area of the base trapezoid is given by the formula ...

  A = 1/2(b1 +b2)h

  A = 1/2(32 +16)(15) = 360 . . . . square cm

The area of one end surface is 360 cm²; the total area of both end surfaces is 720 cm².

The volume of the prism is the product of the base area and the length of the prism.

  V = Bh

  V = (360 cm²)(40 cm) = 14,400 cm³

The volume of the trapezoidal prism is 14,400 cm³.

The lateral surface area of the prism is the product of the perimeter of the base and the distance between bases.

  LA = Ph

  LA = (32 +16 +2·17 cm)(40 cm) = 3280 cm²

The total surface area is the sum of the lateral area and the area of the two bases:

  SA = LA +2B = (3280 cm²) + 2(360 cm²) = 4000 cm²

The total surface area of the prism is 4000 square centimeters.

__

Additional comment

It appears that the top dashed line in the figure is drawn that way in error. It appears to identify a visible edge, so we expect it to be a solid line.

Answer:

A. 1 foot

Step-by-step explanation:

Answer:

your answer will be A.1 foot

Step-by-step explanation:

hope it helps you

have a great day

Answer: The ice sheet's thickness decrease every 6 weeks= 1.5 meters

Step-by-step explanation:

GIven: At the beginning of spring, the ice starts to melt. The variable sss models the ice sheet's thickness (in meters) t weeks after the beginning of spring. \(s=-0.25t+4\)

At t=0, \(s=4\)

So, Thickness of ice sheet at the beginning = 4 meters

Now at t= 6, we get

\(s=-0.25(6)+4=-1.5+4=2.5\)

Thickness of ice sheet after 6 weeks = 2.5 meters

Decrease in thickness = 4 meters - 2.5 meters = 1.5 meters

Hence, the ice sheet's thickness decrease every 6 weeks= 1.5 meters

Answer:

1.5

Step-by-step explanation:

Answer:

Im pretty sure the answer is C because there is a side that is 3, a side that is 4, and a side that is 5

Step-by-step explanation:

Answer:

The answer is A or (-3,1),(-3,5),(0,5)

Step-by-step explanation:

I guessed on E d g e (2021) and got it right :)

The Riemann Hypothesis is a conjecture in mathematics that states that all non-trivial zeros of the Riemann zeta function lie on a specific line in the complex plane, known as the critical line.

This critical line is defined as the set of complex numbers with a real part equal to 1/2. Additionally, the hypothesis suggests that the only other zeros of the zeta function are the negative even integers.

The Riemann zeta function is an important mathematical function that arises in number theory and has connections to prime numbers. The Riemann Hypothesis has been a central problem in mathematics for over a century, and its truth or falsehood has significant implications for the distribution of prime numbers.

Despite extensive efforts, the hypothesis remains unproven, and its proof or disproof continues to be an active area of research.

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