Answer:
a) Interquartile range= upper quartile- lowwr quartile
= Q3- Q1
= 4.75-2.25
= 2.50
b) ( 2.5 ÷ 6 ) × 100
= 41.67%
Answer:now you can give other guy brainliest.
Step-by-step explanation:
3 peaches cost $0.99. At this rate, how much will 5 peaches cost?
0.99 /3 = 0.33 per peach
0.33 per peach x 5 peaches = 1.65 total
Answer: $1.65
Answer:
1.65
Step-by-step explanation:
Find x. (show work)
What type of triangle is it?
The value of x in chords is 25.857 and this is a isosceles triangle.
Describe Chords?In geometry, a chord is a line segment that connects two points on the circumference of a circle. A chord is the longest distance between two points on a circle, and it passes through the center of the circle. The endpoints of a chord are referred to as its "endpoints." A chord that passes through the center of a circle is called the "diameter" of the circle. The length of a chord can be calculated using the Pythagorean theorem, given the radius and the distance between the center and the chord. Chords are used in various geometric calculations involving circles, such as finding the area of a sector or segment of a circle.
The sum of the angles of a triangle is 180 degrees. In a circle, the angle subtended by an arc at the center of the circle is twice the angle subtended by the same arc at any point on the circumference. Using these facts, we can set up the following equation to find x:
(1/2)(14x - 7) + (1/2)(12x + 4) + (1/2)(4x) = 180
Simplifying and solving for x, we get:
7x - 1 = 180
7x = 181
x = 25.857
Therefore, x is approximately equal to 25.857.
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Alan used a total of 7 1/4 gallons of gas while driving his car. Each hour he was driving, he used 5/6 gallons of gas. What was the total number of hours he was driving?
The required time for which alan drives his car is 8.7 hours.
Given that,
Alan used a total of 7 1/4 gallons of gas while driving his car. Each hour he was driving, he used 5/6 gallons of gas. The total number of hours he was driving is to be determined.
here,
Total fuel consumed = 7 + 1 / 4 = 29 / 4 gallons of fuel
Rate of fuel used per hour = 5 / 6
Total number of hours of driving = Total fuel/fuel used per hour
= 29/4 / 5/6
= 8.7 hours.
Thus, the required time for which alan drives his car is 8.7 hours.
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please assist with these questions thanks
1a. The percentage total return is -19.56%
1b. The dividend yield is 2.42%.
1c. The capital gains yield is -21.98%.
2a. The arithmetic average annual return on large-company stocks in nominal terms is 14.5%.
2b. The arithmetic average annual return on large-company stocks in real terms is 9.67%.
3a. The real return on long-term government bonds is 3.195%
3b. The real return on long-term corporate bonds is 3.291%
How to calculate the percentage total return?In Financial accounting, the percentage total return (P) can be calculated by using this formula;
P = [(Ending price - Initial price) + Dividend] ÷ Initial price
P = [(71 - 91) + 2.20] ÷ 91
P = -0.1956 or -19.56%
1b. For the dividend yield, we have:
Dividend yield = Dividend ÷ Initial price
Dividend yield = 2.20 ÷ 91
Dividend yield = 0.0242 or 2.42%
1c. For capital gains yield, we have:
Capital gains yield = (Ending price - Initial price) ÷ Initial price
Capital gains yield = (71 - 91) ÷ 91
Capital gains yield = -0.2198 or -21.98%.
Part 2.
a. The arithmetic average of annual return on large-company stocks in nominal terms is equal to 14.5%.
b. For arithmetic average annual return in real terms, we have:
(1 + 0.145) = (1 + r)(1 + 0.044)
r = (1.145/1.044) - 1
r = 9.67%
Part 3.
a. For real return on the long-term government bonds, we would apply Fisher equation:
(1 + i) = (1 + r)(1 + h)
Where:
i is the nominal interest rate.r is the real interest rate.h is the inflation rate.(1 + 0.066) = (1 + r)(1 + 0.033)
1 + r = 1.066/1.033
r = 3.195%
b. For real return on long-term corporate bonds:
(1 + 0.067) = (1 + r)(1 + 0.033)
1 + r = 1.067/1.033
r = 3.291%
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Given f(x) = x² - 5x - 6 and g(x) =
x² - 6x, what are the domain restrictions
for (-)(x)?
A) x # +6
B) x = 0
C) x = 0,6
D) x = -2,6
The domain restrictions for (f/g)(x) are (c) x = 0, 6
How to determine the domain restrictions for (f/g)(x)?From the question, we have the following parameters that can be used in our computation:
f(x) = x² - 5x - 6
g(x) = x² - 6x
The composite function (f/g)(x) is calculated as
(f/g)(x) = f(x)/g(x)
substitute the known values in the above equation, so, we have the following representation
(f/g)(x) = (x² - 5x - 6 )/(x² - 6x)
For the domain restriction, we have
x² - 6x = 0
When solved, we have
x = 6 or x = 0
Hence, the domain restrictions for (f/g)(x) are (c) x = 0, 6
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Question
Given f(x) = x² - 5x - 6 and g(x) = x² - 6x, what are the domain restrictions
for (f/g)(x)?
A) x = +6
B) x = 0
C) x = 0,6
D) x = -2,6
HELP PLSSS URGENT
IMMAGE ATTACED
The correct statement regarding the addition of the fractions is given as follows:
A. (3x² + 14x + 196)/[(x + 14)(x - 14)], x ≠ -14, x ≠ 14.
How to add the fractions?The addition of fractions for this problem is given as follows:
\(\frac{2x}{x + 14} + \frac{x + 14}{x - 14}\)
They have different denominators, hence the least common factor of the denominator is used.
The terms at the denominator have no common factor, hence the least common factor is the multiplication of them.
Dividing the least common factor by the denominator and multiplying at the numerator, the addition of the fractions is given as follows:
[2x(x - 14) + (x + 14)(x + 14)]/[(x + 14)(x - 14)]
Expanding the numerator, we have that:
2x² - 14x + x² + 28x + 196.
Combining the like terms, the added fraction is given as follows:
(3x² + 14x + 196)/[(x + 14)(x - 14)]
The denominator cannot be zero, hence the restrictions are given as follows:
x ≠ -14, x ≠ 14.
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A package of 88 batteries costs $ 4 . 724.72 .
What is the cost per battery?
We get that the cost of the battery is $ 8.24 per battery.
We are given that the cost of 88 batteries = $ 724.72
We need to find the cost of one battery.
We will do this by diving the cost of 88 batteries by 88.
Using division, we get that:
cost of one battery = $ 724.72 ÷ 88
Simplifying the expression, we get that:
cost of one battery = $ 8.24 per battery.
Therefore, we get that the cost of the battery is $ 8.24 per battery.
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I need the answers for the table below.
The values of f(x) for the given x - values rounded to 4 decimal places are 0.0078, 0.0078, 0.0020, 0.0020, 0.0019 and 0.0013 respectively
Given the function :
tan(πx)/7xSubstitute the given value of x to obtain the corresponding f(x) values :
x = -0.6
f(x) = (tanπ(-0.6))/7(-0.6) = 0.0078358
x = -0.51
f(x) = (tanπ(-0.51))/7(-0.51) = 0.0078350
x = -0.501
f(x) = (tanπ(-0.501))/7(-0.501) = 0.001967
x = -0.5
f(x) = (tanπ(-0.5))/7(-0.5) = 0.001959
x = -0.4999
f(x) = (tanπ(-0.4999))/7(-0.4999) = 0.001958
x = 0.499
f(x) = (tanπ(-0.499))/7(-0.499) = 0.001951
x = -0.49
f(x) = (tanπ(-0.49))/7(-0.49) = 0.00188
x = -0.4
f(x) = (tanπ(-0.4))/7(-0.4) = 0.00125
Therefore, values which complete the table are 0.0078, 0.0078, 0.0020, 0.0020, 0.0019 and 0.0013
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Ms.Sarah is helping students plant a garden in the back of school. The garden measures 126 inchesby84 inches. A. Hom many square inches of soil will they need to cver the entire garden? B. She also wants to build a fence around the garden. How many feet of fence will she need to completely enclose the garden?
A.) The quantity of square inches of soil that they will need to cover the entire garden would be = 10,584 inches.
B.) The feet of fence will she need to completely enclose the garden would be = 73.45feet²
What is an area of an object?The area of an object is defined as the total amount of surface that is being occupied by that object which is measured in square inches or square feet.
The Length of the garden= 126 inches
The width of the garden = 84 inches
The area of the garden = 10,584 inches²
The feet of fence she will need to cover the garden is the same amount of soil converted to feets
But 1 square inch = 0.00694 square foot
10,584 inches² = X
Make X the subject of formula;
X = 10,584 × 0.00694
X = 73.45feet²
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A black rhinoceros can weigh up to 6.4 x 10^3 pounds write this number in a standard notation
Since the exponent in scientific notation is positive, we move the decimal point 3 places to the right.
Therefore, 6.4 x 10³ in standard form is 6400.
−36+x<8 whats is the x
Answer:
Therefore, the possible values of x are all numbers less than 8.
Step-by-step explanation:
To find the value of x, we need to isolate the variable on one side of the inequality.
To do this, we can subtract 36 from both sides of the inequality to get -36 + x < 8 - 36.
This simplifies to -36 + x < -28.
Next, we can add 36 to both sides to get x < -28 + 36, which simplifies to x < 8.
Therefore, the possible values of x are all numbers less than 8.
Answer:
Inequality Form:
x<44
Interval Notation:
(−∞,44)
Step-by-step explanation:
Move all terms not containing x to the right side of the inequality.
Given sin thata = 2/5 and 0° < thata < 90°. find sin 2 thata
Recall the double angle identity:
\(\sin2\theta=2\sin\theta\cos\theta\)
With \(\theta\) measuring between 0º and 90º, we know \(\cos\theta>0\). So from the Pythagorean identity, we get
\(\sin^2\theta+\cos^2\theta=1\implies\cos\theta=\sqrt{1-\sin^2\theta}=\dfrac{\sqrt{21}}5\)
Then
\(\sin2\theta=2\dfrac25\dfrac{\sqrt{21}}5=\dfrac{4\sqrt{21}}{25}\)
Answer:
C
Step-by-step explanation:
Edge2021
Say that a woman and a man (who are unrelated) each has two children. We know that at least one of the woman's children is a boy and that the man's oldest child is a boy. Can you explain why the chances that the woman has two boys do not equal the chances that the man has two boys?My algebra teacher insists that the probability is greater that the man has two boys, but I think the chances may be the same. What do you think?
Therefore, the probability that a woman will give birth to two boys is only one in three, whereas the probability that a man will do so is one in two.
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.
Here,
The woman may have at least one boy in the three following ways: 1) older boy, younger girl; 2) older girl younger boy; 3) older boy, younger boy.
But the man's children may be distributed in only two ways: 1) older boy, younger girl; or 2) older boy, younger boy.
So the chances are only 1 out of 3 that the woman has two boys, but the chances are 1 out of 2 that the man has two boys.
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What is the cos A?Will give 15 points.
Answer:
Step-by-step explanation:
cos A = \(\frac{\sqrt{8} }{3}\)
The simple interest on a sum of money invested 6 months at 5% per annum is $1680. Determine the amount of money invested.
Answer:
9514 1404 393
Answer:
$67,200
Step-by-step explanation:
The amount if interest is given by the formula ...
I = Prt
where P is the amount invested, r is the annual rate, and t is the number of years. Here, we want to find P when r = 0.05 and t = 1/2 such that I = 1680.
P = I/(rt) = $1680/(0.05·0.5) = $1680/0.025
P = $67,200
The amount invested was $67,200.
Step-by-step explanation:
With the recent launch of Artemis there has been a new initiative to send manned missions to the Moon in hopes of one day colonizing it. The newly founded International Space Agency has decided to select one lucky person from the general population to join this venture. Instead of choosing people at random, however, they decide to administer a 50-question multiple-choice test to everyone who applies. Each question has only two choices (A or B) and only one correct answer. Answer the questions below and explain the steps you used to arrive at your answers (e.g., give calculations when applicable):
a) What is the probability that random guessing will lead to a passing (70% or higher) score?
b) Imagine that the Agency decided that 50 questions was too difficult and shortened the test to just 25 questions. To balance this out, they also changed the questions so they each have four options (A, B, C, and D), but still only one possible correct answer. What is the probability that random guessing will lead to a perfect score?
c) Based on the results, do you think the first or second version of the test is safer against examinees guessing to achieve a passing score? Explain your answer.
a) The probability that random guessing will lead to a passing score is of: 0%.
b) The probability that random guessing will lead to a perfect score is of: 3.35 x 10^-18.
c) The first version of the test is safer against examinees guessing to achieve a passing score.
What is the binomial distribution formula?The mass probability formula, giving the probability of x successes, is presented as follows:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
The parameters are given by:
n is the number of trials of the experiment.p is the probability of a success on a single trial of the experiment.For item a, considering that for 50 questions, all are guessed among five answer, the values of these parameters are given as follows:
n = 50, p = 1/5 = 0.2.
The probability of passing is given as follows:
P(X ≥ 35).
Using a binomial distribution calculator, with the given parameters, we have that:
P(X ≥ 35) = 0%.
For item b, the parameters are given as follows:
n = 25, p = 1/4 = 0.2.
Hence the probability of a perfect score is given as follows:
P(X = 25) = 0.2^25 = 3.35 x 10^-18.
For item c, we have that the first version is safer against examinees guessing to achieve a passing score, as:
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How many degrees Celsius is 43.08o F? (do not put in units)
6.16 °C
Explanation
to conver from Farenheit degreesinto Celsius we need to use the formula:
\(\begin{gathered} C=(F-32)*\frac{5}{9} \\ where\text{ }C\text{ is the measure in Celsius Degrees} \\ F\text{ is the measure in Farenheit degrees} \end{gathered}\)so
Step 1
a) let
\(F=43.08\)b) now, replace in the expression and calculate
\(\begin{gathered} C=(F-32)\frac{5}{9} \\ C=(43.08-32)*\frac{5}{9} \\ C=(11.08)*\frac{5}{9}=\frac{55.4}{9} \\ C=6.16 \end{gathered}\)so, the answer is
6.16 °C
I hope this helps you
what is the input set of a function called
Answer:
A function is a mathematical device that converts one value to another in a known way. ... The set of allowable inputs to a given function is called the domain of the function. The set of possible outputs is called the range of the function.
Step-by-step explanation:
Hopefully this was mindfull
The input set of a function is called the "Domain" of the function.
What is the range and domain of a function?A function's range is the set of all values that the function accepts, and its domain is the set of all values for which the function is defined.
The domain is for the independent variable while the range is for the dependent variable.
For any function, the values which we are putting form a set of intervals called domain.
For example f(x) = x²
Now if we put x = 1 then it is called as domain variable while the value of function at x = 1 its that f(1) = 1 called range variable.
Hence "The input set of a function is called the "Domain" of the function".
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a farmer in China discovers a mammal hide that contains 25% of it's original amount of c-14
Answer:
Plato answer is 13863
Step-by-step explanation:
Plato answer is 13863
solve for 5 points, will give brainlist
Answer:
i know that the first one is not equivlent but i dont know about the others
Step-by-step explanation:
A man is considered overweight if he has a body mass index of 27.8 kg/m2 or greater. This point is used because it represents the sex-speci c 85th percentile for males 20-29 years of age in the 1976-1980 National Health and Nutrition Examination Survey. In 1994, of 700 men 20-34 years old, 160 were found to be overweight, whereas, in 1980, of 750 men 20-34 years old, 130 were found to be overweight. At the 1% signi cance level, do the data provide sucient evidence to conclude that for men 20-34 years old, a higher percentage were overweight in 1994 than 14 years earlier?
Answer:
oknulhidgzfczgxdgggysfrggugdchggjghhc
The total current of a parallel circuit is 9+j2 amps and the current of one component of the circuit is 3−j5 amps. What is the current of the other component of the circuit?
Apply law of total resistance in parallel circuit
\(\\ \tt\hookrightarrow \dfrac{1}{R}=\dfrac{1}{R_1}+\dfrac{1}{R_2}\)
\(\\ \tt\hookrightarrow \dfrac{1}{9+2J}=\dfrac{1}{3-5j}+\dfrac{1}{R_2}\)
\(\\ \tt\hookrightarrow \dfrac{1}{R_2}=\dfrac{1}{9+2J}-\dfrac{1}{3-5J}\)
\(\\ \tt\hookrightarrow \dfrac{1}{R_2}=\dfrac{3-5J-9-2J}{(9+2J)(3-5J)}\)
\(\\ \tt\hookrightarrow R_2=\dfrac{(9+2J)(3-5J)}{-6-7J}\)
the first part of the problem asks them to calculate the work done on the gas when the gas goes from the initial state to the final state shown. here is part of their dialogue: nora: the gas is compressed because the volume decreases. that means that there is work done on the gas, and the work is positive. bob: ok. that's right because we're using the first law with q w. we need to use that area thing to find the work. nora: yeah. we want the area under the line between the dots. bob: that line shows the process, right? nora: yup, that's the one. so the area is one-half times base times height. it's the area of that triangle. bob: but you have to add the area of that skinny rectangle below it, don't you? nora: i don't think so. that bottom dot for the final state tells you where the bottom of the area is. bob: why don't we ever agree? tell you what. we'll each try our own way and let webassign tell us who's right. nora: hmmm... i hope i get the big, green check mark!
To determine how much effort the gas undergoes as it changes from its original condition to its final one, Nora and Bob utilize the area underneath the line separating the two states and the first rule of thermodynamics.
When a gas changes from its initial condition to its final state, Nora and Bob explain how to compute the work that is done. They talk about compressing gas, thus something is being done to the gas.
You suggest using the area under the line separating the final and initial states to calculate the work done as well as the application of the first equation of thermodynamics, q=w.
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A gamer is observing her score, y, as she plays a video game. She currently has 2,500 points and is gaining 300 points for every minute, x, she plays. Which of the following equations can be used to describe this linear relationship? y = 300x − 2,500 y = 300x + 2,500 y = 2,500x − 300 y = 2,500x + 300
The linear equation that describes this situation is:
y = 2500 + 300*x
Which of the following equations can be used to describe this linear relationship?A general linear equation is written as:
y = ax + b
where a is the slope and b is the initial value.
Here we know that she starts with 2,500 points in the game, and then she wins 300 points for every minute.
Then the initial value is 2,500, and the slope is 300, then we can write the linear equation:
y = 2500 + 300*x
That is the correct option.
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QUICKKK
If $-3\le x+5 \le 8$ and $x$ is an integer, what is the sum of all the possible solutions?
Add -5 to each side of the inequality:
-3 ≤ x + 5 ≤ 8
-3 - 5 ≤ x + 5 - 5 ≤ 8 - 5
-8 ≤ x ≤ 3
Since x is an integer, there are 12 possible solutions belonging to {-8, -7, ..., 1, 2, 3}. In the sum of these solutions, the integers -3 to 3 cancel out, and the rest give
-8 - 7 - 6 - 5 - 4 = -30
ASAPPPPPPPPPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
The sum will be close to 1/4
Step-by-step explanation:
1/8+1/6 is 7/24, and 1/4th of that is 6/24, so it is very close.
Answer: The sum will be close to 1/4
Step-by-step explanation:
You can start by making the fractions have the same denominator, (8*6) which gets you 48
You then want to use the butterfly method, so 1/8 becomes 6/48 and 1/6 becomes 8/48. You then add these up to 14/48.
12/48 is 1/4, and 14/48 is close to 12/48, thus making the answer the first option.
Complete the following statement. 3(4 x 8) = (3x4) (_)
Answer:
(3*4) * 8
Step-by-step explanation:
3(4 x 8)
We can change the order
(3*4) * 8
Answer:
8
Step-by-step explanation:
(8*4)3=96
3*4=12
12*8=96
A ladder is leaning against a building. The ladder forms an angle of 77° with the ground. The distance from the base of the ladder to the base of the building is 8 feet.
A ladder leans against a building, forming the hypotenuse of a right triangle with the building and ground.
How high on the building does the ladder make contact? Round your answer to the nearest hundredth.
Values in the table are rounded to the ten-thousandths place.
Answer:
34.65 feet
Step-by-step explanation:
A right-angled triangle is formed where:
The height of the ladder = hypotenuse
With respect to the angle 77°:
Distance from the base of the ladder to the base of building = Adjacent
= 8 feet
h = How high on the building does the ladder make contact = Opposite
Use tanФ trigonometric function to determine h:
tanФ = \(\frac{Opposite}{Adjacent}\)
= tan77° = \(\frac{h}{8}\)
Cross-multiplication is applied:
h = (8)(tan77°)
∴h = 34.65 feet (Rounded to the nearest hundredth or 2 decimal places)
How much does each number need to change for a ten. For 1 hundred?
wym
do 7 m eww an how many is lhvlh
What is (x³-8x² + 6x +41) ÷ (x-4)
Step 1: Write the dividend and divisor:
\(\sf\:\frac{{x^3 - 8x^2 + 6x + 41}}{{x - 4}} \\ \)
Step 2: Divide the first term of the dividend by the first term of the divisor:
\(\sf\:\frac{{x^3}}{{x}} = x^2 \\ \)
Step 3: Multiply the divisor (x - 4) by the result (x^2):
\(\sf\:(x - 4) \cdot (x^2) = x^3 - 4x^2 \\ \)
Step 4: Subtract the result from the original dividend:
\(\sf\:(x^3 - 8x^2 + 6x + 41) - (x^3 - 4x^2) = -4x^2 + 6x + 41 \\ \)
Step 5: Bring down the next term from the dividend:
\(\sf\:\frac{{-4x^2 + 6x + 41}}{{x - 4}} \\ \)
Step 6: Repeat steps 2-5 with the new dividend:
\(\sf\:\frac{{-4x^2}}{{x}} = -4x \\ \)
\(\sf\:(x - 4) \cdot (-4x) = -4x^2 + 16x \\ \)
\(\sf\:(-4x^2 + 6x + 41) - (-4x^2 + 16x) = -10x + 41 \\ \)
Step 7: Bring down the next term from the dividend:
\(\sf\:\frac{{-10x + 41}}{{x - 4}} \\ \)
Step 8: Repeat steps 2-5 with the new dividend:
\(\sf\:\frac{{-10x}}{{x}} = -10 \\ \)
\(\sf\:(x - 4) \cdot (-10) = -10x + 40 \\ \)
\(\sf\:(-10x + 41) - (-10x + 40) = 1 \\ \)
Step 9: There are no more terms to bring down, so the division is complete.
Step 10: Write the final result:
The quotient is \(\sf\:x^2 - 4x - 10\\\) and the remainder is 1.
Therefore, the division of \(\sf\:(x^3 - 8x^2 + 6x + 41) by (x - 4) \\\) is:
\(\sf\:(x^3 - 8x^2 + 6x + 41) ÷ (x - 4) \\ \) \(\sf\:= x^2 - 4x - 10 + \frac{{1}}{{x - 4}} \\ \)