Answer:
49.6 minutes to create 308 bolts
Step-by-step explanation:
hope this helps :)
49Answer:
Step-by-step explanation:
FILL IN THE BLANK. Study with Quizlet and memorize flashcards containing terms like ____ are the categories by which data are grouped
Data categorization is a process of organizing and grouping data into meaningful classes or categories.
This process is often used to simplify data and make it easier to understand and analyze. Data categorization involves breaking down a large set of data into smaller, more manageable groups. For example, a company may group customers into categories based on their age, income, or location. Each group can then be analyzed separately to better understand customer behavior. Categorizing data can also help identify trends or patterns that may not be visible when looking at the data as a whole. Categorization can also be used to identify outliers or anomalies in the data. By breaking down the data into smaller groups, it becomes easier to see which elements don’t fit the pattern or are not part of the normal range. Categorizing data can be done using a variety of methods. For example, data can be divided into numerical ranges or grouped into categories such as low, medium, and high. Data can also be grouped using descriptive terms, such as customer type or product type. Once the data is categorized, calculations such as averages, medians, and modes can be used to analyze the data. This can help to identify patterns or trends that can be used to make decisions or draw conclusions.
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Explain how you would multiply the following problem *SHOW AND EXPLAIN STEPS PLZZZ*
(1 + 7)(2-47)
Answer:
-360
Step-by-step explanation:
step1 doing the numbers in bracket
= (8)(-45)
step2 multiply the numbers
=(8*-45)
=-360
* Brittany's teacher tells her that she did well on the Statistics test - her z-score was 1.80 on the test. If the mean score on the test was a 75 with a standard
deviation of 10, find Brittany's score
Answer:
93
Step-by-step explanation:
Given that:
Brittany's Zscore = 1.8
Mean score (m) = 75
Standard deviation (s) = 10
Brittany's score (x) =?
Using the Zscore formula :
Zscore = (x - m) / s
1.8 = (x - 75) / 10
18 = x - 75
18 + 75 = x
93 = x
Hence, Brittany's score is 93
Write the function for the graph.
(1,8) (0,2). will give brainliest
Answer:
D
Step-by-step explanation:
you have it right :)
The function with the coordinates (1, 8) and (0, 2) is \(f(x)=2\times(4)^x\). Therefore, option D is the correct answer.
What is the exponential function?Exponential function, as its name suggests, involves exponents. But note that, an exponential function has a constant as its base and a variable as its exponent but not the other way round (if a function has a variable as the base and a constant as the exponent then it is a power function but not an exponential function).
From the given graph, the coordinate points are (1, 8) and (0, 2)
Using the formula \(y=a\times(b)^x\)
Where, a is x-intercept
Substitute, a=2 and (x, y)=(1, 8) in \(y=a\times(b)^x\), we get
\(8=2\times(b)^1\)
⇒ b=4
Substitute a=2 and b=4 in \(y=a\times(b)^x\), we get
\(y=2\times(4)^x\)
⇒ \(f(x)=2\times(4)^x\)
Therefore, the function for the given coordinates is \(f(x)=2\times(4)^x\).
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The cone-shaped paper cup in Problem 2 is only half filled with water. So, the height of the water is 6cm and a diameter of the top surface of the water of 4cm. Calculate the volume of water. Use 3.14 for the value of pi.
The volume of water in the cone-shaped paper cup is 25.12 cubic centimeters.
To calculate the volume of water in the cone-shaped paper cup, we can use the formula for the volume of a cone:
V = (1/3) * π * r^2 * h
Given:
Height of water (h) = 6 cm
Diameter of the top surface of water (2r) = 4 cm
First, we need to find the radius (r) of the top surface of the water. Since the diameter is given as 4 cm, the radius is half of that:
r = 4 cm / 2 = 2 cm
Now we can substitute the values into the volume formula and calculate the volume of water:
V = (1/3) * 3.14 * (2 cm)^2 * 6 cm
V = (1/3) * 3.14 * 4 cm^2 * 6 cm
V = (1/3) * 3.14 * 24 cm^3
V = 25.12 cm^3.
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the sum of the percent frequencies for all classes in a frequency distribution will always equalT/F
The statement "the sum of the percent frequencies for all classes in a frequency distribution will always equal" is True.
The sum of the percent frequencies for all classes in a frequency distribution will always equal 100%. This is because the percent frequency for each class is calculated by dividing the frequency of that class by the total number of observations and then multiplying by 100. Therefore, when we add up all the percent frequencies for all the classes, we get the total percentage of observations, which must be 100%.
In a frequency distribution, percent frequencies are calculated by dividing the frequency of each class by the total number of observations and then multiplying by 100. Since all observations are accounted for in the distribution, the sum of the percent frequencies for all classes will always equal 100%.
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Mary has $267 in her checking account. She writes checks for $33, $65, and $112. What is the balance in her account now?
Do it as a addition problem
Answer:
267 - 112 - 65 - 33 = $57
Step-by-step explanation:
subtract to get the answer
there are 250 dogs at a dog show who weigh an average of 15 pounds, with a standard deviation of 6 pounds. of 10 dogs are chosen at random, what is the probability they have an average weight of greater than 10 pounds and less than 15 pounds?
The probability that they have an average weight of greater than 10 pounds and less than 15 pounds is 0.84134
In this question we have been given there are 250 dogs at a dog show who weigh an average of 15 pounds, with a standard deviation of 6 pounds. of 10 dogs are chosen at random.
We need to find the probability that they have an average weight of greater than 10 pounds and less than 15 pounds.
Given, μ = 12, σ = 8, n = 4
P(X > 8)
= P(z > (8 - 12 / 8/√4))
= P(z > -1)
= 1 - P(z ≤ -1)
= 1 - [1 - P(z ≤ 1)]
= P(z ≤ 1)
= 0.84134
Therefore, the required probability is 0.84134
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4^0 + 5^0 + 6^0 = (4+5+6)^0
a)True
b)False
Step-by-step explanation:
false
4^0 + 5^0 + 6^0= 1+1+1=3
(4+5+6)^0= 3⁰=1
1≠3
Answer:
false
Step-by-step explanation:
anything to the power of 0 is 1 so the left side is 3 while the right side is 1
What are the coordinates of each point after quadrilateral ABCD (the one in the top right quadrant) is reflected across the y axis (up and down)? Fill in the blanks with the correct coordinates. A(1,1) B(2,3) C(4,3) D(5,1)
The coordinates of the quadrilateral ABCD after it is reflected across the y axis are A' (-1, 1), B' (-2, 3), C' (-4, 3) and D' (-5, 1).
Given a quadrilateral ABCD.
The coordinates are,
A(1, 1), B(2, 3), C(4, 3) and D(5, 1)
We have to find the coordinates after the reflection around Y axis.
A point (x, y) after reflected across Y axis becomes (-x, y).
So,
A becomes A' (-1, 1)
B becomes B' (-2, 3)
C becomes C' (-4, 3)
D becomes D' (-5, 1)
Hence the coordinates are A' (-1, 1), B' (-2, 3), C' (-4, 3) and D' (-5, 1).
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Item 5
Emily drew a scale drawing to represent her bedroom. The drawing is rectangular. The longer sides measure 42.5 centimeters and the shorter sides measure 35.5 centimeters.
Emily decides she wants the drawing to be smaller. She will reduce it by a scale factor of 12.
What will be the measure of the shorter sides?
Select from the drop-down menu to correctly complete the statement.
The measure of the shorter sides will be
Choose...
a.) 17.75
b.) 19.5
c.) 21.25
Answer:
the answer is 17.75
Step-by-step explanation:
Answer:
17.75
Step-by-step explanation:
i took the test
Which of the following r-values represents the strongest correlation?
A. 0.55
B. 0.65
C. 0.35
D. 0.45
Answer:
0.65
Step-by-step explanation:
The r-value option (B) 0.65 represents the strongest correlation.
What is the correlation coefficient?The correlation coefficient is a quantitative method of calculating correlation. It is a statistical concept, which helps in establishing a relation between predicted and actual values obtained in a statistical experiment.
For the given situation,
We need to determine the r-value that represents the strongest correlation.
The relationship between two variables is generally considered strong when their r value is larger than 0.7.
Among the options, 0.65 is near to 0.7, so it has strongest correlation.
Hence we can conclude that the r-value option (B) 0.65 represents the strongest correlation.
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A little help thank u have a nice day :)
what is 1/3 plus -2 times -1/5 as a fraction in simplest form?
Answer:
The answer is 1/3.
Which statement correctly describes the translations used to graph the following exponential function?
h (2) = 32-2 +4
translate 2 units left and 4chgits up
translate 2 units left and 4 units down
translate 2 units right and 4 units up
translate 2 units right and 4 units down
1
2
3
Answer:
1.is the answer:)............
a) 2x -1.5 = 2x - 1.5
-
b) 2v + 4 = -1
Answer:
a) all real numbers
b) v = -2.5
Step-by-step explanation:
a) 2x - 1.5 = 2x - 1.5
subtract 2x from both sides of the equation
2x - 1.5 - 2x = 2x - 1.5 - 2x
1.5 = 1.5
since 1.5 will always equal 1.5 regardless of what x is,
the solution is all real numbers
b) 2v + 4 = -1
subtract 4 from both sides of the equation
2v + 4 - 4 = - 1 - 4
2v = -5
divide both sides of the equation by 2
2v/2 = -5/2
v = -2.5
PLS HELP SOON I GUESS
Answer:
the answer is -2 if you look at the left side of the graph and were the line is at you will see that the number goes through -2.
A spherical object has a diameter of 18 cm. It has a spherical inner core with a diameter of 9 cm. What is the volume of the outer layer? Use 3. 14 to approximate pi. Round to the nearest hundredth if necessary. Enter your answer as a decimal in the box. Cm³.
Answer:
2,670.57 cm cubed
Step-by-step explanation:
The whole sphere (outer and inner combined) = 3,052.08 inner sphere = 381.51
3,052.08 - 381.51 is 2,670.57
please tell me if this is wrong, this is my first time doing this type of thing but i am 99% sure its correct
The volume of the outer layer is 2670.57 cubic centimeters.
Given
The aspherical object has a diameter of 18 cm.
It has a spherical inner core with a diameter of 9 cm.
The volume of outer layer;The volume of the outer layer is given by the following formula;
\(\rm Volume=\dfrac{4}{3}\pi r^3\)
The volume of the outer layer is given by;
Entire sphere - Inner sphere= Outer layer
Radius of Entire sphere = 9 cm
Radius of Inner sphere = 4.5 cm
Therefore,
The volume of the outer layer is;
\(\rm Volume=\dfrac{4}{3}\pi [(Entire \ sphere)^3 - (Inner \ sphere)^3]\\\\Volume=\dfrac{4}{3}\pi (9^3-4.5^3)\\\\Volume=\dfrac{4}{3}\pi(729-91.12)\\\\Volume=\dfrac{4}{3}\times 3.14 \times 637.88\\\\ Volume = 2670.57\)
Hence, the volume of the outer layer is 2670.57 cubic centimeters.
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Michael bought
9 tacos and paid $7. How
many tacos could he buy for $30 ?
The number of tacos for $30 is 38.6
How to determine the number of tacosFrom the question, we have the following parameters that can be used in our computation:
Michael bought 9 tacos and paid $7
This means that
Cost of 9 tacos = $7
Multiply both sides of the equation by 30/7
So, we have the following representation
Cost of 9 * 30/7 tacos = $7 * 30/7
Evaluate the products
Cost of 38.6 tacos = $30
Hence, the number of tacos is 38.6
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Melissa's monthly budget is shown in
the table
Melissa's Budget
Category
Housing
Transportation
Clothing
Savings
Other
Amount
$1,200
$600
$250
$250
$825
What percentage of her total monthly
budget does she plan for savings?
8 percentage of her total monthly budget does she plan for savings.
Define percentage.The proportion of value in relation to the original value is measured using the percentage concept. In business, percentages are frequently employed to calculate a company's profit or loss percentage. Additionally, it is used in schools and colleges to show the grades that pupils have earned. A percentage formula can be used to assess the pupils' grades. In general, the definition of a percentage is any ratio of a value to the total value multiplied by 100. The percentage is denoted by the sign %.
Given,
Melissa's monthly budget is shown in the table,
Melissa' s saving = $250
Total amount = 3125
Percentage = Value/ Total × 100
Percentage = 250/3125 × 100
Percentage = 0.08 × 100
Percentage = 8%
8 percentage of her total monthly budget does she plan for savings.
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The measure of an angle is 34 greater than its supplement. Find the measure of both angles
PLEASE HELP
A certain triangle ABC has incenter D. When drawing a perpendicular from D to each side of the triangle, the angle between each perpendicular at D is 120 degrees. If the distance from D to side AB is 1 and the distance from D to B is 2, what is the perimeter of triangle ABC?
I need the steps on how to do this!!!!
Answer: 6
Step-by-step explanation:
James lives in san francisco and works in mountain view. in the morning, he has 333 transportation options (bus, cab, or train) to work, and in the evening he has the same 333 choices for his trip home.
The probability that James will take the same mode of transportation twice is 1/9.
To find the probability that James will take the same mode of transportation twice, we need to calculate the probability of each individual transportation option and then multiply them together.
In the morning, James has 3 transportation options: bus, cab, or train. Since he randomly chooses his ride, the probability of selecting any particular option is 1 out of 3 (assuming all options are equally likely).
Therefore, the probability of James selecting the same transportation mode in the morning and evening is 1/3.
Hence, the probability that James will take the same mode of transportation twice is 1/3 multiplied by 1/3:
P(same mode of transportation twice) = 1/3 * 1/3 = 1/9.
Therefore, the probability that James will take the same mode of transportation twice is 1/9.
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the pay rate and hours worked are given below. use this information to determine the following. the gross earnings federal taxes (assuming 18% of gross earnings) state taxes (assuming 4% of gross earnings) social security deduction (assuming 7.05% of gross earnings) total deductions net pay earnings description rate hours current regular $7.50 30.0 $ taxes and deductions fed tax $ state tax $ soc sec $ total deductions $ net pay $
The gross earnings are $225, federal taxes are $40.50, state taxes are $9, social security deduction is $15.86, total deductions are $65.36, and the net pay is $159.64.
The gross earnings are determined by multiplying the pay rate by the number of hours worked.
Federal taxes, state taxes, and social security deductions are calculated by applying the respective tax rates to the gross earnings.
Total deductions are the sum of federal taxes, state taxes, and social security deductions.
Net pay is obtained by subtracting the total deductions from the gross earnings.
To calculate the gross earnings, we multiply the pay rate of $7.50 by the number of hours worked, which is 30.
Therefore, the gross earnings are $7.50 * 30 = $225.
Next, we can calculate the federal taxes by applying the tax rate of 18% to the gross earnings.
The federal taxes amount to 18% * $225 = $40.50.
Similarly, the state taxes can be calculated by applying the tax rate of 4% to the gross earnings.
The state taxes amount to 4% * $225 = $9.
To determine the social security deduction, we apply the tax rate of 7.05% to the gross earnings.
The social security deduction amounts to 7.05% * $225 = $15.86.
The total deductions are the sum of the federal taxes, state taxes, and social security deduction.
Thus, the total deductions are $40.50 + $9 + $15.86 = $65.36.
Finally, to calculate the net pay, we subtract the total deductions from the gross earnings.
Therefore, the net pay is $225 - $65.36 = $159.64.
In conclusion, the gross earnings are $225, federal taxes are $40.50, state taxes are $9, social security deduction is $15.86, total deductions are $65.36, and the net pay is $159.64.
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Please help and look at the image. (The table shows the transportation method of employees at a certain company. What percent of the employees walk to work?
)
Answer:
0.5% to walk to work.
Step-by-step explanation:
First, find town many employees in total, Add all the numbers to find it. We get 1400, next we find the percentage of 1400 that gets us the number 7.
0.5% of 1400 is 7 so 0.5% is the answer :)
A city planner is mapping out some new features for a triangular park. She sketches the park on grid paper. The coordinates of the vertices of the park are (1, 1), (-3,4), and (1, 4).
The city planner wants to plant a tree at the orthocenter of the park. What are the coordinates of the tree?
1,1 i think kkkkkkkkkkkkkkkkk
Natalia needs to buy no more than 18 pounds of meat for a cookout. Hamburgers are sold in 4-lb. packages, and hot dogs are sold in 2-lb. packages. She plans to buy at least 5 packages of meat. Part A Which system of inequalities can be used to determine the number of packages of hamburgers, x, and the number of packages of hot dogs, y, that Natalia should buy?
A system of inequalities can be used to determine the number of packages of hamburgers, x, and the number of packages of hot dogs, y, that Natalia should buy are;
x + y ≤ 5
4x + 2y ≥ 18
How to write an equation to model this situation?In order to write a system of inequalities to describe this situation, we would assign variables to the number of packages of hamburgers and the number of packages of hot dogs respectively, and then translate the word problem into a linear equation as follows:
Let the variable x represent the number of packages of hamburgers.Let the variable y represent the number of packages of hot dogs.Since Natalia needs to buy no more than 18 pounds of meat for a cookout, and hamburgers are sold in 4-lb. packages, and hot dogs are sold in 2-lb. packages and she plans to buy at least 5 packages of meat, a linear inequality that models the situation is given by;
x + y ≤ 5
4x + 2y ≥ 18
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Which statement is true about centimeters and kilometers?
Answer:
Centimeters are smaller than kilometers
Step-by-step explanation:
Remember:
Can you help me please? I cannot solve this I am stressing and can’t figure out the answer please
Answer:
4/5
Step-by-step explanation:
3 x 5 get you 20 and 20 x 45 gets you 80 covert it into a fraction 4/5
Evaluate 18 + 2y, when y= 7
Answer:
32
Step-by-step explanation:
18 +2(7).
2 x 7 = 14
18 + 14 = 32.