Answer:
The appropriate equation for the above mentioned conditon would be
x+y=7
225x+70y=1110
Step-by-step explanation:
As mentioned in the question the meals contain just two delicacies (i.e. sliders and chicken wings)
Let the number of Sliders be represented by “x”
Let Number of Chicken wings be represented as “y”
As given in the question the total number of sliders and chicken wings equals 7
Hence x + y =7… Equation 1
Further, it is mentioned that each slider carries worth 225 calories of energy and chicken wing carries 70 calories of energy. Total calorie of a meal which contains sliders and wings is 1110 calories.
Thus, Total energy carried by sliders individually = total sliders* energy carried by one slider= 225x
Similarly, Total energy carried by wings individually = total chicken wings* energy carried by one wing= 70y
Thus 225x+70y=1110
Gardening ruby is planning to put a square garden with an area of 200 square feet in her back yard. estimate the length of each side of the garden to the nearest whole number
To find the length of each side of a 200 square feet square garden, we can take the square root of the area, giving us the approximate side length to the nearest whole number is 14 feet(approximately 14.14).
To find the length of each side of the square garden, we need to determine the square root of the given area of 200 square feet. The formula for the area of a square is side length squared. In this case, the area is 200 square feet, so we need to find the side length that, when squared, equals 200. Taking the square root of 200 gives us approximately 14.14. However, since we are looking for a whole number length, we round this value to the nearest whole number, which is 14. Therefore, each side of the square garden should be approximately 14 feet long. Rounding the value to the nearest whole number ensures that we have an estimated length that is practical for practical purposes and allows for easy measurement and planning.
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A forecasting method has produced the following over the past five months. What is the mean absolute deviation? 3. 6 3.8 3.2. \( 3.4 \) \( 3.0 \)
The mean absolute deviation for the given dataset of 3, 6, 3.8, 3.2, and 3.4 is approximately 0.996. This means that, on average, each data point in the dataset deviates from the mean by approximately 0.996.
The mean absolute deviation (MAD) measures the average distance between each data point and the mean of the dataset. To find the MAD, you need to follow these steps:
1. Calculate the mean of the dataset by adding up all the numbers and dividing the sum by the total number of data points. In this case, the dataset consists of the following numbers: 3, 6, 3.8, 3.2, and 3.4. Adding them up gives us a sum of 19.4. Dividing this sum by 5 (since there are 5 data points) gives us a mean of 3.88.
2. Find the absolute deviation for each data point by subtracting the mean from each data point and taking the absolute value. For example, for the first data point, 3, the absolute deviation would be |3 - 3.88| = 0.88. Repeat this step for all the data points.
3. Calculate the mean of the absolute deviations by adding up all the absolute deviations and dividing the sum by the total number of data points. In this case, the absolute deviations are: 0.88, 2.12, 0.72, 0.68, and 0.58. Adding them up gives us a sum of 4.98. Dividing this sum by 5 gives us a mean of 0.996.
So, the mean absolute deviation for the given dataset is approximately 0.996.
The mean absolute deviation helps us understand how much each data point varies from the mean of the dataset. By calculating the absolute deviation for each data point and finding the average, we can determine the typical amount of variation in the dataset.
The mean absolute deviation for the given dataset of 3, 6, 3.8, 3.2, and 3.4 is approximately 0.996. This means that, on average, each data point in the dataset deviates from the mean by approximately 0.996.
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Sailor Shettal
The Midpoint Formula
Aug 04, 1:31:11 PM
?
Find the midpoint of the segment with the following endpoints.
(10,5) and (6,9)
+-
Answer:
Submit Answer
attempt 1 out of 2
PLS HELP ASAP
Answer:
(8,7)
Step-by-step explanation:
To find the x coordinate of the midpoint
Add the x coordinates of the endpoints and divide by 2
(10+6)/2 = 16/2 = 8
To find the y coordinate of the midpoint
Add the y coordinates of the endpoints and divide by 2
(5+9)/2 = 14/2 = 7
The coordinate of the midpoint is (8,7)
X=a+b+4 and a directly proportional to y squared , b is inversely proportional to y when y=2 x=18 when y=1 x=-3 find x when y=4
X = 11 when y = 4 when X=a+b+4 and a directly proportional to y squared , b is inversely proportional to y.
Given that a is directly proportional to y^2 and b is inversely proportional to y, we can write the following two relationships:
\(a = k * y^2\)
\(b = m / y\)
where k and m are constants. From the first equation, we can find the value of k when y = 2:
\(a = k * 2^2\)
\(k = a / 4\)
And from the second equation, we can find the value of m when y = 2:
\(b = m / 2\)
\(m = 2b\)
Substituting these values into the equation X = a + b + 4, we can find X when y = 2:
\(X = (k * 2^2) + (m / 2) + 4\)
\(X = (a / 4) * 4 + 2b + 4\)
\(X = a + 2b + 4\)
\(X = 18\)
We can now use the value of k and m to find X when y = 4:
\(X = (k * 4^2) + (m / 4) + 4\)
\(X = (a / 4) * 16 + (2b) / 4 + 4\)
\(X = 4a + 2b + 4\)
Substituting the value of X = 18 when y = 2, we can solve for a and b:
18 = 4a + 2b + 4
14 = 4a + 2b
7 = 2a + b
Solving the system of equations for a and b, we find:
a = 5
b = 2
Finally, substituting these values into the equation X = a + b + 4, we can find X when y = 4:
X = (5) + (2) + 4
X = 11
Therefore, X = 11 when y = 4.
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the slope of the line that goes through the points of (1,9) and (4,0)
Answer: (-9,3)
Step-by-step explanation: You have to basically get the first pair and label it x1 and y1 then go to the other pair and label it x2 and y2. Then you do y2-y1/x2-x1 to get the slope
John es mariscal de campo. Este año completo 350 pases, que representan 70% de todos los pases que lanzó este mismo año
Answer:
245
Step-by-step explanation:
70% =.07
350 × .07 =245
Dilate the the triangle, scale factor = 3 (positive 3, ignore the
negative in the image below) with a center of dilation about
the origin.
A(-7,-6)
B(-5,-2)
C(-1,-5)
Answer:
The rule of dilation is \(P'(x,y) = 3\cdot P(x,y)\).
The vertices of the dilated triangle are \(A'(x,y) = (-21, -18)\), \(B'(x,y) = (-15,-10)\) and \(C'(x,y) = (-3,-15)\), respectively.
Step-by-step explanation:
From Linear Algebra, we define the dilation by the following definition:
\(P'(x,y) = O(x,y) + k\cdot[P(x,y)-O(x,y)]\) (1)
Where:
\(O(x,y)\) - Center of dilation, dimensionless.
\(k\) - Scale factor, dimensionless.
\(P(x,y)\) - Original point, dimensionless.
\(P'(x,y)\) - Dilated point, dimensionless.
If we know that \(O(x,y) = (0,0)\), \(k = 3\), \(A(x,y) = (-7,-6)\), \(B(x,y) = (-5,-2)\) and \(C(x,y) =(-1,-5)\), then dilated points of triangle ABC are, respectively:
\(A'(x,y) = O(x,y) + k\cdot [A(x,y)-O(x,y)]\) (2)
\(A'(x,y) = (0,0) + 3\cdot [(-7,-6)-(0,0)]\)
\(A'(x,y) = (-21, -18)\)
\(B'(x,y) = O(x,y) + k\cdot [B(x,y)-O(x,y)]\) (3)
\(B'(x,y) = (0,0) + 3\cdot [(-5,-2)-(0,0)]\)
\(B'(x,y) = (-15,-10)\)
\(C'(x,y) = O(x,y) + k\cdot [C(x,y)-O(x,y)]\) (4)
\(C'(x,y) = (0,0) +3\cdot [(-1,-5)-(0,0)]\)
\(C'(x,y) = (-3,-15)\)
The rule of dilation is:
\(P'(x,y) = 3\cdot P(x,y)\) (5)
The vertices of the dilated triangle are \(A'(x,y) = (-21, -18)\), \(B'(x,y) = (-15,-10)\) and \(C'(x,y) = (-3,-15)\), respectively.
Simplify [2(5 – 4) + 6(7 – 3)] ÷ 2
A 21
B 13
C 15
D 19
Answer:
B
Step-by-step explanation:
use the kkt
Use the method of steepest ascent to approximate the solution to max z = -(x₁ - 3)² - (x₂ - 2)² s. t. (x₁, x₂) E R²
To approximate the solution and maximize the given objective function we need to find the steepest ascent direction and iteratively update the values of x₁ and x₂ to approach the maximum value of z.
The method of steepest ascent involves finding the direction that leads to the maximum increase in the objective function and updating the values of the decision variables accordingly. In this case, we aim to maximize the objective function z = -(x₁ - 3)² - (x₂ - 2)².
To find the steepest ascent direction, we can take the gradient of the objective function with respect to x₁ and x₂. The gradient represents the direction of the steepest increase in the objective function. In this case, the gradient is given by (∂z/∂x₁, ∂z/∂x₂) = (-2(x₁ - 3), -2(x₂ - 2)).
Starting with initial values for x₁ and x₂, we can update their values iteratively by adding a fraction of the gradient to each variable. The fraction determines the step size or learning rate and should be chosen carefully to ensure convergence to the maximum value of z.
By repeatedly updating the values of x₁ and x₂ in the direction of steepest ascent, we can approach the solution that maximizes the objective function z. The process continues until convergence is achieved or a predefined stopping criterion is met.
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PLEASE PLEASE HELP!! I NEED THE ANSWERS ASAP
Answer:
Pictures below showing the answer :)
Step-by-step explanation:
Having the mean delivery time (10:28am) and the standard deviation (0:55 mins), you now estimate the times within which 95% of the deliveries are made. the interval is: between 8:12 am and 12:43 pm between 8:38 am and 12:18 pm between 9:45 am and 10:15 am between 10:17 am and 12:32 pm
Based on the given mean delivery time of 10:28am and the standard deviation of 0:55 mins, the estimated times within which 95% of the deliveries are made is (a) between 8:38 am and 12:18 pm.
To calculate this interval, we need to use the z-score formula, where we find the z-score corresponding to the 95th percentile, which is 1.96. Then, we multiply this z-score by the standard deviation and add/subtract it from the mean to get the upper and lower bounds of the interval.
The upper bound is calculated as 10:28 + (1.96 x 0:55) = 12:18 pm, and the lower bound is calculated as 10:28 - (1.96 x 0:55) = 8:38 am.
Therefore, we can conclude that the interval between 8:38 am and 12:18 pm represents the estimated times within which 95% of the deliveries are made based on the given mean delivery time and standard deviation.
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9.2 divided by 3.2
please help
Express 34% as a fraction in simplest form?
Answer is 17/50
Step-by-step explanation: 34/100 = 17/50 easy :D
Answer:
17/50
Step-by-step explanation:
34/100=17/50
16 Apple Trees
195 Apples
13-15 Apples
What are the least and greatest numbers of crates that are needed to contain all the apples
from the 16 trees? Show your work.
Elmer spent the day at the mall. First, he bought five rabbits for $10 each. Later, he bought four cupboards for $70 each. After that, he found a twenty dollar bill. Also, he returned one rabbit. Write the total change to Elmer's funds as an integer.
Answer:
-300
Step-by-step explanation:
Step 1: Find the amount Elmer's funds decreased after purchasing the rabbits:
Let x represent Elmer's funds.
Since Elmer bought five rabbits for $10 each, he lost $10 5 times.
x - (10 * 5)
x - 50
Thus, Elmer lost (spent) $50 for the 5 rabbits.
Step 2: Find the amount Elmer's funds decreased after purchasing the cupboards:
Since Elmer bought four cupboards for $70 each, he lost $70 4 times:
x - (50 + (70 * 4))
x - (50 + 280)
x - 330
Thus, after purchasing the rabbits and cupboards, Elmer lost $330.
Step 3: Find the amount Elmer's funds increased after finding the twenty-dollar bill:
Since Elmer found a twenty-dollar bill, he gained $20
x - (330 + 20)
x - 310
Step 4: Find the amount Elmer's funds increased after returning one rabbit:
Since Elmer returned one rabbit, he gained $10:
x - (310 + 10)
x - 300
Thus, Elmer's funds changed totally by -$300.
Putting all the information together, we have:
x - 10 - 10 - 10 - 10 - 10 - 70 - 70 - 70 - 70 + 20 + 10
x - 50 - 280 + 30
x - 330 + 30
x - $300
Can someone show the work on this problem
Answer:
4.69 in
Step-by-step explanation:
By sine rule:
\( \frac{ \sin \: 23 \degree}{a} = \frac{ \sin \: 90 \degree}{12} \\ \\ \frac{ \sin \: 23 \degree}{a} = \frac{1}{12} \\ \\ a = 12 \: \sin 23 \degree \\ \\ a = 12 \times 0.3907311285 \\ \\ a = 4.68877354 \\ \\ a \approx 4.69\: in\)
Helpppppp
Show workings
Answer:
C
Step-by-step explanation:
So this one is pretty much like the last one
the distance on the x values is 6 and the distance on the y values is 4
1/6 of 6 is 1 and 1/6 of 4 is .66
We subtract the coordinates from R
4-1 is 3
2 -.66 =1.33
The 1/6 point is at (-3,1.33)
a random sample of 225 households in a large city revealed that the mean number of televisions per household was 2.8. the sample standard deviation was 1.5. can we conclude at the 5% significance level that the true mean number of televisions per household is at least 2.5? what is the appropriate test to perform?
By standard deviation,
H0:μ=2.5
Ha:μ<2.5 is the appropriate test to perform.
How to interpret a standard deviation?
The term "standard deviation" (or "") refers to the degree of dispersion of the data from the mean.
Data are grouped around the mean when the standard deviation is low, and are more dispersed when the standard deviation is high.
From the given information,
t-test about mean,
Null and Alternative hypothesis is,
H0:μ=2.5
Ha:μ<2.5
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32+4+10 Write the process and how you were able to find the anser. PLEASE HELP!!!! WILL MARK BRAINLIEST
Answer:
46
Count up.
32, 33, 34, 35, 36.
So 32 + 4 = 36
No go from there:
36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46
So 36 + 10 = 46
Your answer is 46
Answer:
46
Step-by-step explanation:
32+4+10=
Add 32 and 4 together to get 36.
36+10=
Add 36 and 10 together to get 46.
46
#1Change from standard form to vertex formy= x²-8x+15
Therefore, the vector form of the equation y = x² - 8x + 15 is y = (x - 4)² + 14. The vertex of the parabola is at the point (4, 14).
To convert the quadratic equation y = x² - 8x + 15 from standard form to vertex form, we need to complete the square by adding and subtracting a constant term. Here's the step-by-step explanation:
Factor the coefficient of x²: The coefficient of x² is 1, so we don't need to factor it.
Group the x terms: Rewrite the quadratic equation as y = (x² - 8x) + 15.
Complete the square: To complete the square, we need to add and subtract a constant term that will make the expression inside the parentheses a perfect square trinomial. The constant we need to add is half of the coefficient of x, squared: (8/2)² = 16.
y = (x² - 8x + 16 - 16) + 15 // add and subtract 16
y = (x - 4)² - 1 + 15 // factor and simplify
Simplify: Now we can simplify the expression by combining the constants -1 and 15 to get 14.
y = (x - 4)² + 14
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You are building a shelf that fits in a corner. In the figure, the entire shelf is 2 points ABC. If each unit in the coordinate plane represents one inch, then the
AREA of the shelf is
square inches. A(20,30) B(20,10) C(10,10)
Answer:
100 square inches
Step-by-step explanation:
The width of the shelf is BC = 20 - 10 = 10 inches.
The height of the shelf is AB = 30 - 10 = 20 inches.
The area of a triangle with these dimensions is ...
A = (1/2)bh
A = (1/2)(10 in)(20 in) = 100 in^2
The area of the shelf is 100 square inches.
George drives to work at a rate of 25 mph and cycles home after school at a rate of 10 mph. It takes him 36 minutes more to cycle home than to drive to school. How far is George's school from his home?
Answer:
Let d be the distance from George's home to his school.
The time it takes George to drive to school is:
t1 = d / 25
The time it takes George to cycle home is:
t2 = d / 10
We know that it takes him 36 minutes more to cycle home than to drive to school, so:
t2 = t1 + 36/60
Substituting the expressions for t1 and t2:
d / 10 = d / 25 + 36/60
Multiplying both sides by the least common multiple of the denominators:
6d / 60 = 2d / 60 + 36 / 60
4d / 60 = 36 / 60
4d = 36
d = 9
Therefore, George's school is 9 miles from his home.
Answer:
25h = 10(h + .6)
25h = 10h + 6
15h = 6, so h = 2.5 hours
(25 mph)(2.5 hours) = 62.5 miles
Necesito resolver estas 2 preguntas:
If the average weight of a feather is 0.0082 grams and a regular chicken has 7000 feathers. How much weight in feathers does a regular chicken have?
Approximately 490 000 cases of coronavirus have been confirmed in Guatemala. If in the United States are 40 000 000 cases confirmed. By how many times, do coronavirus cases from the U.S surpass Guatemala’s?
Using proportions, it is found that:
A regular chicken has a weight of 57.4 grams.Coronavirus cases from US surpasses Guatemala by 81.63 times.------------------------
These questions are solved by proportions, using rules of three.------------------------
One feather has 0.0082 grams.How many grams are there in 7000 feathers?1 feather - 0.0082 grams
7000 feathers - x grams
Applying cross multiplication:
\(x = 0.0082 \times 7000 = 57.4\)
A regular chicken has a weight of 57.4 grams.
------------------------
Considering the number of cases in Guatemala equivalent to 1, we find the ratio for the number of cases in the US.490 000 - 1
40 000 000 - x
Applying cross multiplication:
\(490000x = 40000000\)
\(x = \frac{40000000}{490000}\)
\(x = 81.63\)
Coronavirus cases from US surpasses Guatemala by 81.63 times.
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easy math if you can answer ill give brainlest
Answer:
16= 2 (3+b)
16 = 6+2b
10 = 2b
b = 5
Step-by-step explanation:
UB nu un MB a nshauIduxoa
The sum of the digits in a two digit number is 5. If 27 is subtracted from the number then places of the digits are interchanged. Find the number. Please answer this with clarification! Thankyou<3
Please find the attached photograph for your answer
Select the correct answer. Let f(x) and g(x) be polynomials as shown below. Which of the following is true about f(x) and g(x)? f(x) and g(x) are closed under multiplication because when multiplied, the result will be a polynomial. f(x) and g(x) are closed under multiplication because when multiplied, the result will not be a polynomial. f(x) and g(x) are not closed under multiplication because when multiplied, the result will be a polynomial. f(x) and g(x) are not closed under multiplication because when multiplied, the result will not be a polynomial.
f(x) and g(x) are not closed under subtraction because when subtracted, the result will be a polynomial, the correct option is B.
What is Polynomial?A polynomial is a mathematical equation that solely uses the operations addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Variables are sometimes known as indeterminate in mathematics. Majorly used polynomials are binomial and trinomial.
Given f(x) and g(x) two polynomial functions in the standard form of the polynomial,
According to Closure Property, when something is closed, the output will be the same as the input.
The polynomials f(x) and g(x) can be seen in the image.
On subtracting the two polynomials, the output will be a polynomial and so it is closed under subtraction.
Therefore, The reason why f(x) and g(x) are not closed under subtraction is that the outcome of subtraction will be a polynomial, making option B the best choice.
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Complete question:
write down the binary representation of the decimal number 63.25
the binary representation of 63.25 as 111111.01.
To convert the decimal number 63.25 to binary, we need to convert the integer part (63) and the fractional part (0.25) separately.
1. Converting the integer part (63):
Divide 63 by 2, and keep track of the remainders:
63 ÷ 2 = 31 (remainder 1)
31 ÷ 2 = 15 (remainder 1)
15 ÷ 2 = 7 (remainder 1)
7 ÷ 2 = 3 (remainder 1)
3 ÷ 2 = 1 (remainder 1)
1 ÷ 2 = 0 (remainder 1)
The remainders in reverse order give us the binary representation of the integer part: 111111.
2. Converting the fractional part (0.25):
Multiply 0.25 by 2 and record the whole number part:
0.25 × 2 = 0.5 (0)
0.5 × 2 = 1.0 (1)
The whole number parts give us the binary representation of the fractional part: 01.
Putting the integer and fractional parts together, we have the binary representation of 63.25 as 111111.01.
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The binary representation of the decimal number 63.25 is 111111.01.
To convert the decimal number 63.25 to binary, we need to separate the whole number part and the fractional part.
Whole Number Part:
Divide the whole number part (63) by 2:
63 ÷ 2 = 31, remainder 1Divide the quotient (31) by 2:
31 ÷ 2 = 15, remainder 1Divide the quotient (15) by 2:
15 ÷ 2 = 7, remainder 1Divide the quotient (7) by 2:
7 ÷ 2 = 3, remainder 1Divide the quotient (3) by 2:
3 ÷ 2 = 1, remainder 1Divide the quotient (1) by 2:
1 ÷ 2 = 0, remainder 1Reading the remainders in reverse order, the binary representation of the whole number part is 111111.
Fractional Part:
To convert the fractional part (0.25) to binary, we multiply the fractional part by 2 and note the whole number part of the result. Repeat this process until the fractional part becomes 0 or until the desired precision is achieved.
Multiply the fractional part (0.25) by 2:
0.25 × 2 = 0.5, whole number part 0Multiply the fractional part (0.5) by 2:
0.5 × 2 = 1.0, whole number part 1Since the fractional part becomes 0, we stop the process.
Reading the whole number parts in order, the binary representation of the fractional part is 01.
Combining the binary representation of the whole number part and the fractional part, the binary representation of the decimal number 63.25 is 111111.01.
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What is the midpoint of XY
Answer:
41.75
Step-by-step explanation:
I think my math might be wrong
Jake's parents want $100,000 at the end of 40 years. They put their money in an account that yields 4% per year compounded continuously. How much money should jakes parents deposit?
Answer:
$ 20,189.65
Step-by-step explanation:
Jake's parents want $100,000 at the end of 40 years. They put their money in an account that yields 4% per year compounded continuously. How much money should jakes parents deposit?
From the above question, we are to find the Principal. The formula for Principal compounded continuously =
P = A / e^rt
Where:
A = Amount after time t = $100,000
r = Interest rate = 4%
t = Time in years = 40 years
First, convert R percent to r a decimal
r = R/100
r = 4%/100
r = 0.04 per year,
Then, solve our equation for P
P = A / e^rt
P = 100,000.00 / e ^(0.04×40)
P = $ 20,189.65
Therefore, the amount Jake's parents should invest = $ 20,189.65
The result of multiplying two or more numbers is a _____.
quotient
resultant
subtrahend
product
Answer:
D: product
Step-by-step explanation:
All I remember is that the answer to a division problem is quotient and multiplication is a product. Hope this helps :)