Answer:
w = 30 yd
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightEquality Properties
Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of EqualityGeometry
Area of a Rectangle: A = lw
l is lengthw is widthStep-by-step explanation:
Step 1: Define
A = 1650 yd²
l = 55 yd
w = unknown
Step 2: Solve for w
Substitute in variables [Area of a Rectangle]: 1650 yd² = (55 yd)(w yd)[Division Property of Equality] Divide 55 yd on both sides: 30 yd = wRewrite: w = 30 ydA pair of angles is supplementary if the sum of their measures is 180 degrees. A pair of angels is complementary if the sum of their measures 90 degrees. the supplement of a given angel is 10 degrees more than twice its complement. Let 90-x equal the degree measure of its complement and 180-x equal the degree measure of its supplement. Write and solve an equation to find the measure of the given angel.
Answer:
The measure of the complement =
= 80°
The measure of the supplement=
= 170°
Step-by-step explanation:
Let
90-x equal the degree measure of its complement
180-x equal the degree measure of its supplement.
We are told in the question that: the supplement of a given angle is 10 degrees more than twice its complement.
Hence, the Equation is;
(180 - x) = 10° + 2(90 - x)
180 - x = 10 + 180 - 2x
Collect like terms
-x + 2x = 10 + 180 - 180
x = 10°
Hence,
The measure of the complement =
90 - x
= 90 - 10
= 80°
The measure of the supplement=
180 - x
= 180 - 10
= 170°
Use a population mean of 54 and SD of 8. Find the probability that x < 30. Use a population mean of 54 and SD of 8
The probability that x < 30, given a population mean of 54 and a standard deviation of 8, is 0.13%.
What is the probability of obtaining a value less than 30?To find the probability that x < 30, we can use the properties of a normal distribution. Given a population mean of 54 and a standard deviation of 8, we can calculate the z-score corresponding to the value of 30 using the formula:
\(\[ z = \frac{x - \mu}{\sigma} \]\)
where x represents the value of interest, μ is the population mean, and σ is the standard deviation.
Substituting the given values, we have:
\(\[ z = \frac{30 - 54}{8} = -3 \]\)
Next, we consult a standard normal distribution table or use statistical software to find the probability associated with the z-score of -3. The probability of obtaining a value less than 30 can be interpreted as the area under the standard normal curve to the left of the z-score -3.
By referring to the standard normal distribution table or using software, we find that the probability associated with a z-score of -3 is approximately 0.0013. Therefore, the probability that x < 30, given the provided population mean and standard deviation, is approximately 0.0013 or 0.13%.
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5) A warehouse outside of a factory currently has an inventory of 1245 boxes. After an 8-
hour work day, the warehouse has 2000 boxes. Assume the warehouse was being filled at a
constant (linear) rate.
a) How many boxes per hour is the factory able to provide to the warehouse?
b) What would be the inventory at the end of a 40-hour work week?
c) How long will it take to fill the warehouse to its 50,000 box capacity?
6) In the year 2007, a FOREVER stamp cost cost $0.41. In 2023, the cost of a FOREVER
stamp was $0.63. Assume that the cost of stamps increased at a constant (linear) rate.
a) If price increases continue at the current rate, how much will a FOREVER stamp
cost in 2035?
b) In what year would you expect a FOREVER stamp to cost one dollar?
7) In January of 2021, there were 980,000 games available on the Apple App Store. By July
of 2021, there were 984,200 games available. If we assume that the number of available
games is steadily increasing at a constant (linear) rate,
a) How many games does this pattern predict will be available in January 2022?
b) At this rate, when will there be 1,000,000 games available for purchase in the Apple
App Store?
Thee factory is able to provide 94.38 boxes per hour to the warehouse.
How to calculate the valueRate = (2000 - 1245) / 8 = 94.38 boxes per hour
Therefore, the factory is able to provide 94.38 boxes per hour to the warehouse.
Boxes added in 40 hours = rate * time = 94.38 * 40 = 3,775.2
Therefore, the inventory at the end of a 40-hour work week would be:
1245 + 3775.2 = 5020.2 boxes
rate = (50000 - 1245) / time
Simplifying this equation, we get:
time = (50000 - 1245) / rate = 511.64 hours (rounded to two decimal places).
Therefore, it will take approximately 511.64 hours to fill the warehouse to its 50,000 box capacity,
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The sum of the interior angles of a polygon is 4680. How many sides does the polygon have?
Answer:
In geometry, an icosioctagon (or icosikaioctagon) or 28-gon is a twenty eight sided polygon. The sum of any icosioctagon's interior angles is 4680 degrees.
How is field data aggregated? Number of failed parts Number of failures Hours of operation Maintenance time Mark for follow up Question 3 of \( 7 . \) Data collection extends over a large number of it
Field data aggregation is the process of summarizing, combining, and analyzing data that has been collected from various sources. The following are some of the common ways that field data is aggregated: Count of Failures: A count of how many times a failure has occurred within a given period of time,
such as a day or a week. Number of Failed Parts: The number of parts that have failed over a given period of time, such as a day or a week. Hours of Operation: The amount of time that a machine or system was operational during a given period of time, such as a day or a week. Maintenance Time: The amount of time that was spent maintaining a machine or system during a given period of time, such as a day or a week.
Mark for Follow-Up: An indication of which issues need to be addressed or followed up on to prevent future failures or improve performance. Field data aggregation is the process of summarizing, combining, and analyzing data that has been collected from various sources. The following are some of the common ways that field data is aggregated: Count of Failures: A count of how many times a failure has occurred within a given period of time,
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A sports team is ordering a new banner to hang over the entrance of their stadium. The banner will be a right triangle where one leg is 33 feet and the other leg is 56 feet. All three edges of the banner will be lined with a ribbon that costs $0.50 per foot. How much will the ribbon cost?
Answer:
The ribbon cost is $77
Step-by-step explanation:
Firstly, we need to get the 3rd side of the triangle
This represents the hypotenuse since we have 2 legs, we need the side connecting the legs
To get this, we use Pythagoras’ theorem
This states that the square of the hypotenuse equals the sum of the squares of the two other sides
Let the hypotenuse be marked x
Thus;
x^2 = 56^2 + 33^2
x^2 = 3136 + 1089
x^2 = 4225
x = square root of 4225
x = 65 feet
So the length of all the sides will be;
56 + 33 + 65 = 154 feet
So the cost of the ribbon will be;
154 feet. * 0.5
= $77
Type true or false for each situation.
1.
2.
3.
4.
Answer:
-true
-false
-true
-true
Answer:
true ,false,true,false
Step-by-step explanation:
60 for a family of five that means 12x5
A trail map has a scale of 3 in. : 2 mi. On the map,
a trail is 5 in. long.
How long is the actual trail?
0 1/mi
O2 mi
O O
12
3-mi
O 07 mi
Answer:
Step-by-step explanation:
in: mi
3:2
5:x
3*1.6667=5
2*1.6667=3.3334/
becaus the first answer was rounded up, the last one needs to be rounded down.
so the answer, rounded up to the nearest hundredth is 3.34
(rounded up to the nearest whole number is 3)
Given the piont and slope write the equation of the line 4,2 slope = 3
Answer:
I am not sure which form you want.
Points slope: y -2 = 3(x -4)
Slope intercept: y = 3x -10
Step-by-step explanation:
Point slope form for the line
y- y = m(x -x)
slope of 3 and the point (4,2) Use 4 for x and 2 for y
y -2 = 3(x -4)
Slope intercept form of a line
y = mx + b
2 = 3(4) + b
2 = 12 + b Subtract 12 from both sides
2 - 12 = 12 - 12 + b
-10 = b
y = mx + b
y = 3x -10
A department store buys 200 shirts at a cost of $4,800 and sells them at a selling price of $30
each. Find the percent markup.
Answer:
25%
Thats the answer according to my calculations.
Answer:25%
Step-by-step explanation:
(too lazy too write anything here)
If y varies directly with x and y=-16 when x=8, find y when x=2
Answer:
y=-4
Step-by-step explanation:
The answer is going to be -4 as when y=-16 x=8.
how much is 166cm in feet?
Answer:
5 foot 4 inches
Step-by-step explanation:
If x < 0 and y < 0, where is the point (x, y) located? quadrant
Answer:
quadrant 3
Step-by-step explanation:
first you have to realize how the quadrants are positioned start top right and number 1 through 4 counter clockwise.
then you have to realize the number values in the quadrants
1 (x,y) 2 (-x,y) 3(-x,-y) 4( x,-y)
x<0 and y<0 both x and y are less than zero therefor quadrant 3
QUESTION 5 of 10: You are considering selling your home. You consult with an agent who gives you the asking prices of five homes (comps)
in your area: $165,000, $188,000, $175,000, $150,000 and $400,000. The $400,000 is an outlier so you will not include it in your evaluation. In
determining a reasonable asking price, what is the mean of the four remaining comps?
a) $188,000
b) $215,000
Oc) $169,500
d) $175,000
Answer: $169,500
Step-by-step explanation:
The mean simply means the average price of a set of a numbers that are given. For one t calculate the mean, one has to add the numbers that are given and then divide them by the amount of numbers.
I'm the case above, the numbers given are $165,000, $188,000, $175,000, and $150,000.
Mean = ($165,000 ,+ $188,000 +$175,000 + $150,000) ÷ 4
= $678,000/4
= $169,500
Answer:
c) $169,500
Step-by-step explanation:
I just took the quiz.
This is just a question to answer to boost your points. (students who need points to find answers only!)
What is the correct answer to 5x5/2?
Answer:
it would be 12.5
Step-by-step explanation:
brainly deleted my answer from before
consider an undirected graph that has 100 vertices. for any pair of vertices, only 1 edge can connect them. in other words, you cannot have 2 edges connecting vertex a directly to vertex b. also assume that there are no self-loops, i.e. an edge that goes from vertex a to vertex a. what is the maximum number of edges that can be in this specific graph?
So the maximum number of edges in an undirected graph with 100 vertices is 4950.
In an undirected graph, each edge connects two vertices, and as such, it is counted twice, once for each vertex it connects. Therefore, the total number of edges in the graph is the sum of the degrees of all vertices, divided by 2.
In a complete graph with n vertices, every vertex is connected to every other vertex, except itself, and so the degree of each vertex is n-1 (it is connected to n-1 other vertices). Therefore, the total number of edges in the graph is:
n * (n-1) / 2
Substituting n = 100, we get:
100 * 99 / 2 = 4950
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True or False? If false, explain why? All whole numbers are natural numbers.
Answer:It depends, many people do count 0 as a natural number, but MOST do not.
So for most HS text book, the answer is NO, all whole numbers are not natural numbers and the reason is 0 is a whole number but not a natural number.
Answer:
false
Step-by-step explanation:
because the set of whole numbers starts from 0 whereas the set of natural numbers starts from 1 and so on
I need to find the angles of A, B, C, and D.
I've had a seriously hard time with Circle Theorems, can anyone help?
Answer:
subject?
Step-by-step explanation:
HEELLPPP!!!!! fastttt plzzzzz!
The sales for products sold at an electronic store are below. What percent of the products sold were speakers?
Answer:
6.00%
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Find a monic cubic polynomial with integer coefficients such that (A polynomial is monic if its leading coefficient is 1.)
The monic cubic polynomial with integer coefficients is x³ - 3x² + 3x + 2 with the leading coefficient as 1.
In order to find a monic cubic polynomial with integer coefficients, we can use the following method:
Let us assume that the cubic polynomial is of the form:x³ + bx² + cx + d
We need to find the values of b, c, and d such that the polynomial is monic and has integer coefficients.
Since the polynomial is monic, the coefficient of x³ is 1.
Therefore, we can write the polynomial as:x³ + bx² + cx + d = (x - r)(x² + px + q)
Where r is the root of the cubic polynomial, and p and q are constants to be determined.
We know that the sum of the roots of a cubic polynomial is equal to -b/1 = -b.
Therefore, the sum of the roots of our cubic polynomial is equal to:r - p/1 = -bOr,r + p = -b ...(1)
Also, we know that the product of the roots of a cubic polynomial is equal to -d/1 = -d.
Therefore, the product of the roots of our cubic polynomial is equal to r(q - r).
Thus,r(q - r) = -d ...(2)
Solving equations (1) and (2) for r and q, we get:
r = -b/3q = b²/3 - d
Hence, we can write the cubic polynomial as:
x³ + bx² + cx + d = (x + b/3)(x² + (b²/3 - d)x + r(b²/3 - d))
Let us choose d = 2 and r = 1, then we have:b = -3
Substituting these values, we get:x³ - 3x² + 3x + 2 = (x - 1)(x² - 2x - 2)
Therefore, the monic cubic polynomial with integer coefficients is x³ - 3x² + 3x + 2.
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In a parallelogram, the ratio of the adjacent sides is 4: 5 and its perimeter is 72 cm then, find the sides of the parallelogram
Answer:
16 cm, 20 cm, 16 cm, 20 cm (list of all four sides)
Step-by-step explanation:
Denote one side as \(4x\) and the other as \(5x\). It well-known that opposite sides of parallelogram are equal.
Then perimeter \(P = 4x + 4x + 5x + 5x\) (sum of all sides).
We know that
\(P = 72\ cm\). So
\(4x + 4x + 5x + 5x = 72\)
\(18x = 72\)
\(x = 4\).
Now we can find sides:
first side: \(4x = 4\cdot 4 = 16\)
second side: \(5x=\) \(5\cdot 4 = 20\)
Answer:
16 cm and 20 cm
Step-by-step explanation:
Ratio = 4:5
Perimeter = 72 cm
Condition:
2(4x)+2(5x) = 72
=> 8x+10x = 72
=> 18x = 72
Dividing both sides by 18
=> x = 4
Now, The lengths are:
=> 4(4) = 16 cm
=> 5(4) = 20 cm
Simplify
8(x + 3)2/2(x + 3)
Answer:
4x + 12Step-by-step explanation:
\( \sf \cfrac{8(x + 3)^{2} }{2(x + 3)} \)
Cancel out 2(x+3) in both numerator and denominator:
\(\sf 4(x + 3)\)
Use the distributive property to multiply 4 by x+3:
\(\sf 4x + 12\)
》》》》》》》》》》》》》》
Hope this helps!!
Have a nice day
The perimeter of the figure is 90ft. What is the area.
Additional knowledge: figure is a semi circle, use 3.14 or 22/7 as pi to solve
Answer:
1289.8089172
Step-by-step explanation:
if you do 90 x 2 = 180 you get the circumference of what would be the complete circle, the formula for area with circumference is A = (C^2/4x3.14) so inserting 180, the answer is 2579.61783439, and half of that is a semi circle so 2579.61783439/2 = 1289.8089172
During an experiment, the temperature of a mixture changes from 1214°F to 1535°F.
What is the percent of increase in the temperature of the mixture?
Enter your answer in the box as a percent rounded to the nearest hundredth. PLS HELP
Answer:
27.35%Step-by-step explanation:
Note the numbers should be 12 1/4 and 15 3/5The change in temperature is
15 3/5 - 12 1/4 = 78/5 - 49/4 = 78*4/20 - 49*5/20 = 312/20 - 245/20 = 67/20This change represents a percent increase
67/20 ÷ 245/20 × 100% = 67/245 × 100% = 27.35% (rounded)
Determine whether the events are mutually exclusive or not mutually exclusive. Then find the probability. Round to the nearest tenth of a percent, if necessary.rolling a pair of dice and getting a sum of either 6 or 10
According to the question, to check whether the events are mutually exclusive or not mutually exclusive for the rolling pair of dice to get the total either as six or ten.
What are mutually exclusive events?
Mutually exclusive events are those events which cannot happen at the same time .For instance, in any event nobody can run forward or backward together at the same time.
Rolling a pair of dice to get the sum as 6, then is not mutually exclusive.
The calculation is as shown below:
P(E) = 6+5-1/36
= 10/36
= 5/18
= 27.8 %
Now, rolling a pair of dice to get either the sum as 6 or 10.
P(6 or 10)
= P(6)+P(10)
= 5/36+ 3/36
= 8/36
= 2/9
= 22%
Hence, it is not mutually exclusive event because the calculated percentage is 22%.
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Consider the following experiment. You are one of 100 people enlisted to take part in a study to determine the percent of nurses in America with an R.N. (registered nurse) degree. You ask nurses if they have an R.N. degree. The nurses answer "yes" or "no." You then calculate the percentage of nurses with an R.N. degree. You give that percentage to your supervisor.
What part of the experiment will yield discrete data?
What part of the experiment will yield continuous data?
In the given experiment, the part that will yield discrete data is when the nurses answer "yes" or "no" to having an R.N. degree. Discrete data consists of distinct and separate values, and in this case, it is the count of nurses with an R.N. degree and those without.
There is no part of the experiment that will yield continuous data, as the experiment only involves collecting binary responses from the nurses. Continuous data usually involves measurements that can take any value within a range, but this experiment doesn't include such measurements.
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Find the union and intersection of sets Given A = {m € Z: m s i} and B; = {m € Z:m > j}
The union of sets A and B is {m ∈ Z: m ≤ i} ∪ {m ∈ Z: m > j}, and the intersection of sets A and B is {m ∈ Z: m ≤ i and m > j}.
The union and intersection of sets A and B, given A = {m ∈ Z: m ≤ i} and B = {m ∈ Z: m > j}, can be determined as follows:
Union of A and B:
The union of two sets A and B, denoted by A ∪ B, is the set containing all the elements that are present in either A or B (or both). In this case, the union of A and B is the set of all integers that are either less than or equal to i, or greater than j. The union of A and B can be expressed as {m ∈ Z: m ≤ i} ∪ {m ∈ Z: m > j}.
Intersection of A and B:
The intersection of two sets A and B, denoted by A ∩ B, is the set containing all the elements that are common to both A and B. In this case, the intersection of A and B is the set of all integers that satisfy both conditions: m ≤ i and m > j. The intersection of A and B can be expressed as {m ∈ Z: m ≤ i and m > j}.
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Find the terms through degree 4 of the Maclaurin series of f. Use multiplication and substitution as necessary. f(x)= (1+x)¯⁴/³ (Express numbers in exact form. Use symbolic notation and fractions where needed.) f(x)≈
The Maclaurin series through degree 4 of f(x)=(1+x)^(-4/3) is approximately 1 - (4/3)x + (14/9)x^2 - (56/27)x^3 + (208/81)x^4.
To find the Maclaurin series of f(x)=(1+x)^(-4/3), we start by using the formula for the Maclaurin series of a function f(x) centered at x=0:
f(x) = ∑[n=0 to infinity] f^(n)(0) * x^n / n!
where f^(n)(0) represents the nth derivative of f(x) evaluated at x=0.
We begin by finding the first few derivatives of f(x):
f(x) = (1+x)^(-4/3)
f'(x) = (-4/3)(1+x)^(-7/3)
f''(x) = (28/9)(1+x)^(-10/3)
f'''(x) = (-224/27)(1+x)^(-13/3)
f''''(x) = (2912/81)(1+x)^(-16/3)
Evaluating these derivatives at x=0, we get:
f(0) = 1
f'(0) = -4/3
f''(0) = 14/9
f'''(0) = -56/27
f''''(0) = 208/81
Substituting these values into the Maclaurin series formula, we get:
f(x) ≈ 1 - (4/3)x + (14/9)x^2 - (56/27)x^3 + (208/81)x^4
This gives us the Maclaurin series through degree 4 of f(x)=(1+x)^(-4/3).
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(x+7)+(3x-11)=180
what would be the answer
Suppose that for an unknown periodic function g(t), c3 = 2/3-j. What are the values of the secondary coefficients a3 = q1 and b3 = q2?
b₃ = q2 = -(-1/3) = 1/3 are the values of the secondary coefficients.
Given c₃ = 2/3-j.
The values of the secondary coefficients a₃ = q1 and b₃ = q2 can be found using the formula below;
a₃ = (2/3 - j)/2
b₃ = -(2/3 - j)/(2j)
We are given c₃ = 2/3-j.
Thus, we can find the secondary coefficients a₃ = q1 and b₃ = q2 as follows;
a₃ = (2/3 - j)/2
We know that;c₃ = a₃ - jb₃
Also, we know that;c₃ = 2/3-j
Comparing the two equations above, we can write; a₃ = Re(c₃)/2= 2/3/2= 1/3
So a₃ = q1 = 1/3b₃ = -(2/3 - j)/(2j)
We know that;c₃ = a₃ - jb₃
Also, we know that;c₃ = 2/3-j
Comparing the two equations above, we can write;
jb₃ = c₃ - a₃= (2/3 - j) - 1/3
= (2/3) - (1/3) - j= 1/3 - j
So b₃ = q2 = -(-1/3) = 1/3
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