Answer:
1
Step-by-step explanation:
the rate of change is rise/run and it is clear from the graph that the answer is 1
Recently many airlines have had cancel flight in a single day republic airlines had to cancel 416 flights representing 15.1% of the airlines scheduled flights. How many flights were originally scheduled?
The number 2755 flights were scheduled.
What is a percentage?A ratio or value that may be stated as a fraction of 100 is called a percentage. And it is represented by the symbol '%'.
Given:
Recently many airlines have had to cancel flights in a single day.
Republic airlines had to cancel 416 flights representing 15.1% of the airlines' scheduled flights.
The number of flights scheduled,
= 416 x 100/ 15.1
= 41600/15.1
= 2754.96
≈ 2755
Therefore, 2755 flights were scheduled.
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A coral reef grows 0.14 m every week. How much does it grow in 13 weeks?
Answer: 1.82 m
Step-by-step explanation:
Ratios
0.14 n 0.14 x 13 = 1.82
1. 13 1.82/1 = 1.82
What is the value of 6 in 1.066
Answer: 6 thousandths but if you’re talking about the second six then it would be 6 ten thousandths
Step-by-step explanation:
Answer:
if you mean the place value of the last 6 it would be 6 thousandths if you mean the 2nd to last it would be 6 hundredths.
Step-by-step explanation:
7. The Taylor Rule states that the central bank should set the short-term nominal interest rate (i)
based on the inflation gap [the difference between inflation (3.14) and desired inflation (3.14*)] and the
output gap (the percentage difference between real GDP (Y) and potential GDP (Y*) An
example of a Taylor Rule would be the formula
i - 3.14 = 1.5 +0.5(3.14-3.14*) +0.5 (Y-Y*/Y*)
The term on the left-hand side is the real interest rate. Consider the following table
Inflation rate (3.14), %
Target inflation rate (3.14*), %
Output gap, %
Real interest rate
Nominal interest rate
Base Scenario Scenario B Scenario C
4.0
20
2.0
20
0.0
20
20
20
00
a. Fill in the real and nominal interest rates chosen by the policy maker in the base scenano
b. How does scenario B differ from the base scenario in terms of the inflation and output gaps?
Calculate the real interest rate. Has the real interest rate moved in the direction that would
move the inflation rate toward its target?
c. How does scenario C differ from the base scenario in terms of the inflation and output gaps?
Calculate the real interest rate. Has the real interest rate moved in the direction that would
move output toward the potential level?
d. Suppose a new chair of the central bank is appointed and she switches to a new policy rule of
the form given in the next equation. Recalculate the real and nominal interest rates for the
three scenarios. What has been the effect of the change in weights?
i-3.14=1.5 +0.75(3.14-3.14*) +0.25(Y-Y*/Y*)
The weight on the inflation gap has increased from 0.5 to 0.75. The real interest rate is 16.86% and Nominal interest rate is 20%
a. In the base scenario, the real interest rate will be 20%, and the nominal interest rate will be 20%.
b. In scenario B, inflation rate will be higher (4%) compared to the base scenario (3.14%).
Output gap is 0% in both the scenarios, however, in the base scenario inflation gap is 0% (3.14 - 3.14) and in scenario B, inflation gap is 0.86% (4 - 3.14).
Now, let's calculate the real interest rate.
Real interest rate in base scenario = 20% - 3.14%
= 16.86%.
Real interest rate in scenario B = 20% - 3.14% + 1.5 + 0.5 (4-3.14) + 0.5 (0-0/0)
= 19.22%.
The real interest rate has moved in the direction to move inflation rate towards its target.
c. In scenario C, the output gap will be 20% compared to 0% in the base scenario.
Inflation gap is 0% in both the scenarios
Inflation rate is 3.14% and in scenario C, inflation rate is 2%.
Let's calculate the real interest rate. Real interest rate in the base scenario = 20% - 3.14%
= 16.86%.
Real interest rate in scenario C = 20% - 2% + 1.5 + 0.5 (3.14 - 3.14) + 0.5 (20-0/20)
= 20.15%.
Real interest rate in scenario C = 20% - 2% + 1.5 + 0.75 (3.14-3.14) + 0.25 (20-0/20) = 18.78%.
The new policy rule has changed the weight of the output gap in the Taylor Rule from 0.5 to 0.25.
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please help | look at the picture + step by step pleaseeee
Answer:
The dimension of the rectangle is;
\(\begin{gathered} \text{length }l=12\text{ inches} \\ \text{width }w=6\text{ inches} \end{gathered}\)Explanation:
1.
Given that the perimeter of the rectangle is 36 inches;
let l and w represent the length and width of the rectangle respectively;
\(2(l+w)=36\text{ ------1}\)And its length is two times its width;
\(l=2w\text{ ----2}\)substitute equation 2 into 1;
\(\begin{gathered} 2(l+w)=36 \\ 2(2w+w)=36 \\ 2(3w)=36 \\ 6w=36 \\ w=\frac{36}{6} \\ w=6\text{ inches} \end{gathered}\)substituting the value of width w into equation 2;
\(\begin{gathered} l=2w=2(6) \\ l=12\text{ inches} \end{gathered}\)Therefore, the dimension of the rectangle is;
\(\begin{gathered} \text{length }l=12\text{ inches} \\ \text{width }w=6\text{ inches} \end{gathered}\)
Write the number below in expanded notation 75,966
On a number line, 7.05 would be located Choose all answers that make a true statement.
7.05
A. between 8 and 9
B. to the right of 7.02
C. to the left of 7.08
D. between 8.0 and 8.1
On a number line, 7.05 would be located
B. to the right of 7.02C. to the left of 7.08How to determine the true statementFrom the question, we have the following parameters that can be used in our computation:
Number = 7.05
The analysis of its position s as follows:
A. between 8 and 9: False. 7.05 is to the left of 8 and is not between 8 and 9.B. to the right of 7.02: True. 7.05 is greater than 7.02, so it is to the right of 7.02 on the number line.C. to the left of 7.08: True. 7.05 is less than 7.08, so it is to the left of 7.08 on the number line.D. between 8.0 and 8.1: False. 7.05 is not between 8.0 and 8.1.So, the true statements are B and C.
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Bailey wants to find 0.4 × 0.9. Part A Which of the following grids models the problem? A. Hundred grid. Four grid blocks shaded horizontally and nine grid blocks shaded vertically. The intersection is one grid block. B. Hundred grid. Four columns shaded vertically and nine rows shaded horizontally. The intersection is 36 grid blocks. C. Hundred grid. Six columns shaded vertically and one row shaded horizontally. The intersection is 6 grid blocks. D. Hundred grid. Eight columns shaded vertically and three rows shaded horizontally. The intersection is 24 grid blocks.
Answer:
B
Step-by-step explanation:
It seems like the answer would be B since 0.4 x 0.9 = 0.36 and the intersection for answer choice B is 36 grid blocks.
The correct equation of the given grids models the problem is,
⇒ Hundred grid. Four columns shaded vertically and nine rows shaded horizontally. The intersection is 36 grid blocks.
Option B is true.
What is Multiplication?To multiply means to add a number to itself a particular number of times. Multiplication can be viewed as a process of repeated addition.
We have to given that;
Bailey wants to find the value of 0.4 × 0.9.
Now,
After multiplication, we get;
⇒ 0.4 × 0.9
⇒ 0.36
Hence, By all the options;
The correct equation of the given grids models the problem is,
⇒ Hundred grid. Four columns shaded vertically and nine rows shaded horizontally. The intersection is 36 grid blocks.
Option B is true.
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What is 2,617 to the nearest thousand
Answer:
3000 because you round up because above 2,500
Step-by-step explanation:
Answer:
3,000
Step-by-step explanation:
You already have 2,000, so you look at the number in the next to it which would be 6. If the number is over 5 than you round up and if it is under 5, you would just keep the original number the same without including the other numbers.
2,617 6 is over 5 so you round up. They asked to round to the nearest thousand. 2 is in the thousand place, so rounding up the number makes it a 3
PLS HELP ME!!! i’ll give you a brainliest answer :)
Answer:
B is the correct answer
Find the area of a regular pentagon with radius 8.
Given:
Radius of regular pentagon is 8.
The objective is to find the area of the regular pentagon.
Since, only radius is given, the formula to find the area of pentagon is,
\(A=5(\frac{1}{2})r^2\sin 72\degree\)Raymond has a credit card with a 21.99% Apr. His balance this month is 3,000. Calculate how much interest he will pay this month. Round to the nearest cent.
The interest Raymond will pay this month is $54.98
What does APR mean?
APR means annual percentage rate, which means that since we are computing monthly interest, the annual rate which is the whole 12 months needs to be divided by 12 to ascertain the equivalent monthly interest rate
monthly interest=21.99%/12
What is the monthly interest amount in dollars?
The monthly interest amount in dollars is determined as the monthly interest rate multiplied by the credit card balance at the end of the month
monthly interest=$3,000*21.99%/12
monthly interest=$54.98
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Please look at photo. Thank you!
Polynomial and rational functions:
A) Find all x and y intercepts. Check all that apply:
X intercepts: 4, 0, 1, and/or none.
Y intercepts: 1, 4, 0 and/or none.
B) write the equations for all vertical and horizontal asymptotes. Enter the equations by writing “and” or “none” when necessary.
C) find the domain and range of f. Write each answer as an interval or union of intervals.
A) All x- and y-intercepts include the following:
x-intercepts: none.
y-intercept: 1.
B) The equation for vertical asymptote is x = 4 and the equation for horizontal asymptote is y = 0.
C) The domain and range of f are:
Domain = [-∞, 4) U [4, ∞]
Range = [0, ∞]
What is the x-intercept?In Mathematics, the x-intercept is the point at which the graph of a function crosses or touches the x-coordinate and the y-value or value of "y" is equal to zero (0).
Part A.
Based on the graph of this rational function, the x-intercept and y-intercept include the following:
x-intercept: none.
y-intercept: 1.
Part B.
An equation that represents the vertical asymptote is x = 4 while the equation represents the horizontal asymptote is y = 0 because the line does not cross those points.
Part C.
By critically observing the graph of this rational function, we can logically deduce the following domain and range:
Domain = [-∞, 4) U [4, ∞] or {x|x ≠ 4}.
Range = [0, ∞] or {y|y ≥ 0}.
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If you invest this money $7,185.51 each month in an account that compounds monthly with an APR of 2.5%, how much will you have saved i) after 1 year? ii) after 3 years?
He would have saved $87,221.02 after 1 year
He would have saved $268,335.90 after 3 years
What is an ordinary annuity?
An ordinary annuity means a fixed amount invested at specific intervals, in this case, $7,185.51 is invested monthly, which means that its future value can be computed using the future value formula of an ordinary annuity as shown below:
FV=PMT*(1+r)^N-1/r
FV=future value of an ordinary annuity
PMT=monthly payment invested every month
r=monthly interest rate=annual interest/12
N=number of months that monthly payments were
FV after 1 year:
PMT=$7,185.51
r=monthly interest rate=2.5%/12=0.00208333333333333
N=number of months in 1 year=12
FV=$7,185.51*(1+0.00208333333333333)^12-1/0.00208333333333333
FV=$7,185.51*(1.00208333333333333)^12-1/0.00208333333333333
FV=$7,185.51*0.02528845698324970/0.00208333333333333
FV=$87,221.02
FV after 3 years:
PMT=$7,185.51
r=monthly interest rate=2.5%/12=0.00208333333333333
N=number of months in 3 years=36
FV=$7,185.51*(1+0.00208333333333333)^36-1/0.00208333333333333
FV=$268,335.90
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Xx
Which equation models the rational function shown in
the graph?
2(x+2)
X-2
O f(x) =
O f(x) = x-2
x+2
2(x-2)
x+2
Of(x)=.
O f(x) = x+2
X-2
At x=2, the function in the graph is approaches to infinity. This is satisfied by equation 1 that models the rational function, hence option 1 is the correct answer.
What is equation?A mathematical definition of an equation is a claim that two expressions are equal when they are joined by the equals sign ("="). For illustration, 2x - 5 = 13.
Two expressions are combined in an equation using an equal symbol ("="). The "left-hand side" and "right-hand side" of the equation are the two expressions on either side of the equals sign. Typically, we consider an equation's right side to be zero.
From given graph we can see that
At x=2, the function in the graph is approaches to infinity.
It means function is not defined at x=2
We know that a rational function is undefined when denominator is equal to zero.
For equation 1:
f(x)= 2(x+2)/(x-2)
Equating the denominator:
x-2=0
x=2
It means function is not defined at x=2
The y-intercept is: y= -2
The function is passing through the point (1,-6).
When we substitute x=1
Hence, option 1 is true.
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Please help me with this problem so I can better help my son understand. I have attached an image of what were working on. Multiply.−3/10xy(60xy^6)
Combining similar terms:
\(\begin{gathered} =(-\frac{3}{10}\cdot60)(x\cdot x)(y\cdot y^6)= \\ =-18(x\cdot x)(y\cdot y^6)= \end{gathered}\)Applying the product rule of exponents:
\(\begin{gathered} =-18(x^{1+1})(y^{1+6})= \\ =-18x^2y^7 \end{gathered}\)Let ƒ(x) = 5x2 – x + 1 and g(x) = –3x. Evaluate the composition (ƒ ∘ g)(1) .
// not A
Answer:
49
Step-by-step explanation:
f o g(1) means f(g(1)). So find g(1) first then put that answer in f.
g(x) = -3x
g(1) = -3(1)
g(1) = -3
So we're going to put -3 into f.
f(x) = 5x^2 - x + 1
f(-3) = 5(-3)^2 - (-3) + 1
= 5*9 + 3 + 1
= 45 + 3 + 1
= 49
is 0.75 degrees Celsius a negative temperature or positive temperature
Answer:
Positive
Step-by-step explanation:
Anything below 0 is negative. 0.75 > 0
How many times larger is 350,000 than 350?
Answer:
1000 times larger
Step-by-step explanation:
350,000 ÷ 350
1000
Which graph represents the function f(x) = 2x-1 +2
Answer: Graph A
Step-by-step explanation:
Graph A. If you find the y-intercept by plugging in 0 for x, you get 2.5 = y, so therefore graph A is correct.
Please help quickly! will mark brainliest!
Answer:
30 trees per day
Step-by-step explanation:
150 trees / 5 days = 30 trees per day
So the answer is 30.
9. A sample of the amount of rents paid for one bedroom apartment of similar sizes ear EBKUST campus are: Le 335,000, Le 385,000, Le 635,000, Le 578,000, Le 00,000, Le 535,000 Le 462,000, Le 410,000, Le 373,000, Le 410,000, Le 430,000 and = 515,000. Compute the: i. ii. iii. V. range (interpret your result) mean median mode
The results are:
i. Range: Le 635,000
ii. Mean: Le 445,666.67
iii. Median: Le 420,000
iv. Mode: None
We have,
To compute the range, mean, median, and mode of the given data set, let's first arrange the rent amounts in ascending order:
Le 00,000, Le 335,000, Le 373,000, Le 385,000, Le 410,000, Le 410,000, Le 430,000, Le 462,000, Le 515,000, Le 535,000, Le 578,000, Le 635,000
i. Range:
The range is calculated by subtracting the minimum value from the maximum value in the data set:
Range = Maximum value - Minimum value
Range = Le 635,000 - Le 00,000
Range = Le 635,000
ii. Mean:
The mean is the average of the rent amounts. We sum up all the values and divide by the number of values in the data set:
Mean = (Sum of all rent amounts) / (Number of rent amounts)
Mean = (Le 00,000 + Le 335,000 + Le 373,000 + Le 385,000 + Le 410,000 + Le 410,000 + Le 430,000 + Le 462,000 + Le 515,000 + Le 535,000 + Le 578,000 + Le 635,000) / 12
Mean = Le 5,348,000 / 12
Mean = Le 445,666.67
iii. Median:
The median is the middle value in the sorted data set. In this case, since we have 12 rent amounts, the median will be the average of the 6th and 7th values:
Median = (Le 410,000 + Le 430,000) / 2
Median = Le 420,000
iv. Mode:
The mode is the value that appears most frequently in the data set. In this case, there is no rent amount that appears more than once, so there is no mode.
Therefore,
The results are:
i. Range: Le 635,000
ii. Mean: Le 445,666.67
iii. Median: Le 420,000
iv. Mode: None
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Please answer this question.
Answer:
Step-by-step explanation:
\(1c-0.25c=0.75c\)
7. From the observation deck of a skyscraper, Matthew
measures a 45° angle of depression to a ship in the harbor
below. If the observation deck is 1053 feet high, what is
the horizontal distance from the base of the skyscraper out
to the ship? Round your answer to the nearest tenth of a
foot if necessary.
The horizontal distance from the base of the skyscraper out to the ship would be 1053 feet.
What are the trigonometric ratios?Trigonometric ratios for a right-angled triangle are from the perspective of a particular non-right angle.
In a right-angled triangle, two such angles are there which are not right angled(not of 90 degrees).
The slanted side is called the hypotenuse.
Let d the horizontal distance from the base of the skyscraper out to the ship. Since the angle of depression is 45°, hence:
\(\text{Angle} = 90 - 45 = 45^o\)
Using trigonometric ratio:
\(tan(45) = \dfrac{d}{1053}\)
\(d = 1053\ \text{feet}\)
The horizontal distance from the base of the skyscraper out to the ship would be 1053 feet.
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ANYONE GOOD AT MATH PLEASE HELP!
Answer:
Is it 0? sorry if this is wrong
Step-by-step explanation:
Answer:
f(g(0)) = -2
Step-by-step explanation:
We have our two equations, f(x) and g(x).
We work our way from the inside to the outside. Our inside equation is g(0). If we match g(x) to that, that would mean x = 0. So on that g(x) graph, when the x=0, the graph intercepts the y axis at y = 1.
Now that we know that g(0) = 1, we can plug that into the original equation, making it f(1) instead of f(g(0)). Now that we have f(1), we can go to our f(x) equation.
Matching the equations, it shows the x=1. On our f(x) graph, we'll find x=1 and trace down or up (down in this case) to the point where the graph intercepts at that point. Thats where we can then trace that point to the y axis and we see that our line hits the y axis at -2, making that the answer.
One number is 7 less than a second number.Twice the second number is 2 less than 4 time the first
scientist has two solutions, which she has labeled solution a and solution b. solution a is 60% salt and solution b is 85% salt. she wants to obtain 140 ounces of mixture that is 80% salt. How many ounces of each solution should she use?
Answer:
We have 60% salt and 85% salt solutions and we need 140 ounces of a solution that is 80% salt.
We set up 2 equations:
A) x + y = 140
B) .60x + .85y = .80 * 140
Multiply equation A) by -.60
A) -.60x -.60y = -84 then we add this to B)
B) .60x + .85y = 112
.25y = 28
y = 112 ounces of 85% salt
x = 28 ounces of 60% salt.
Double Check
112 * .85 = 95.2 AND 28 * .60 = 16.80
95.2 + 16.80 = 112
and 112/140 = 80 per cent!!
Source: http://www.1728.org/mixture.htm
Step-by-step explanation:
Pls look at Question and answer pls If it’s a compound then you will need to choose if it’s conjunctional, disjunction, conditional, or biconditional
Three statements are given. It is required to determine if the statements are simple or compound, and if it's compound, it is required to choose which type.
Recall that a simple statement is a statement containing no connectives like 'or', 'and', and so on.
Recall also that a compound statement is a combination of two or more simple statements which are joined by connectives.
Compound statements joined by 'or' are called disjunctions, while those joined by 'and' are called conjunctions.
Compound statements with 'if-then' are called conditional, while the ones with 'if and only if' are called biconditional.
a) The first statement is: My cousins each have some sort of engineering degree.
Since the statement is not joined by any connectives, it is a simple statement.
b) The second statement is: My eyes are bad or this print is tiny.
Since it is a combination of two simple statements joined by the connective 'or', then, it is a compound statement, which is a disjunction.
c) The third statement is: The cat will come to you if and only if you set well.
Since it is a combination of two simple statements joined by the connective 'if and only if ', it follows that it is a compound statement and it is a biconditional.
Charles McCoy is a manager at a coffee shop, and he has to decide how many workers to hire. One worker can make 20 drinks that sell for $3 on average in one hour. A second worker can make another 18 drinks in one hour. The marginal benefit of each additional worker decreases by two drinks, with each additional hire. Given that workers are paid $15 per hour and have eight-hour shifts, how many employees should Charles hire for each hour?
Charles should hire 20 workers for each hour.
To determine the optimal number of workers to hire, Charles needs to compare the marginal cost and marginal benefit of each additional worker.
The marginal benefit of each worker is the additional number of drinks they can produce multiplied by the average selling price per drink. The marginal cost is the hourly wage of each worker multiplied by the number of hours they work.
Initially, the marginal benefit of the first worker is 20 drinks * $3/drink = $60.
The marginal cost is $15/worker * 8 hours = $120.
The second worker has a marginal benefit of 18 drinks * $3/drink = $54.
The marginal cost is still $120.
For each additional worker hired, the marginal benefit decreases by 2 drinks * $3/drink = $6, while the marginal cost remains constant at $120.
Charles should hire workers as long as the marginal benefit is greater than the marginal cost.
Once the marginal benefit is equal to or less than the marginal cost, it is no longer profitable to hire more workers.
Therefore, Charles should hire workers until the marginal benefit is equal to the marginal cost, which occurs when the marginal benefit is $120.
To find out how many workers will provide a marginal benefit of $120, we set the marginal benefit equal to $120 and solve for the number of workers:
$6 * n = $120
$n = 20
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If a0=10 and an+1=-5an then find the value of a4
The value of a4 would be equal to -666.
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
A mathematical equation is a statement with two equal sides and an equal sign in between. An equation is, for instance, 4 + 6 = 10. Both 4 + 6 and 10 can be seen on the left and right sides of the equal sign, respectively.
Given that \(a_0=10\) and \(a_n+1=-5a_n\)
This is a recursive formula. So we can simply substitute in each value. For instance, a₂
Use the recursive definition repeatedly.
a2 = -5(6) +4 = -26
a3 = -5(-26) +4 = 134
a4 = -5(134) +4 = -666
Therefore, the value of a4 is -666
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