Answer:
12 Top Hats.
Step-by-step explanation:
We can easily solve this problem by setting up a proportion.
Before we do this, we should first gather the information we know. We know that there were 22 hats provided in total (14 + 8 = 22), and out of those 22 there were 8 that were top hats.
Next, we know that out of the next 33 hats in total, there are an unknown number of top hats. So, we should mark the top hats as the variable x, since it is unknown.
Finally, we can setup the proportion: it would be 8 (original number of top hats) over 22 (total number of top hats) is equal to x (unknown number of new top hats) over 33 (total number of new hats). So, 8/22 = x/33, after cross multiplying, we get 22x = 264, from simplifying (by dividing 264 by 22), we receive x = 12.
So, x = 12. 12 is the number of top hats we should expect.
Isolate the variable to solve 4x 4 > –20. Which number line shows the solution set?.
The number line showing the solution set would have an open circle on -6 and a shaded region to the right of -6.To isolate the variable and solve the inequality 4x + 4 > -20, we need to subtract 4 from both sides of the inequality:
4x + 4 - 4 > -20 - 4
Simplifying, we have:
4x > -24
Next, we divide both sides of the inequality by 4 to isolate x:
(4x)/4 > (-24)/4
Simplifying, we have:
x > -6
This means that x is greater than -6. On the number line, we represent this solution by shading all the values to the right of -6, since x can take any value greater than -6. Therefore, the number line showing the solution set would have an open circle on -6 and a shaded region to the right of -6.
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What is the difference between arithmetic and exponential growth.
Exponential growth that shows greater increases with passing time, creating the curve of an exponential function and Arithmetic growth takes place when a constant is being added such that the amount of addition remains constant.
The amounts added grow by a fixed rate of growth, expressed in percentages. Due to the fact that these remain constant while the amounts added rise, growth is then typically measured in doubling times.
Due to the fact that all populations of organisms have the potential to experience exponential growth, the concept of exponential growth is particularly intriguing in the field of population biology.
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What does this equal? (-2)^0
Answer:
Any non-zero number to the zero power equals one
Step-by-step explanation:
Any non-zero number to the zero power equals one
so
(-2)^0 = 1
Which expression is equivalent to -7c+9-8c +1?
Answer:
\( \sf \: -15c + 10 \)
Step-by-step explanation:
Now we have to,
→ Simplify the given expression.
The expression is,
→ -7c + 9 - 8c + 1
Let's simplify the expression,
→ -7c + 9 - 8c + 1
→ -7c - 8c + 9 + 1
→ (-7 - 8)c + (9 + 1)
→ (-15)c + (10)
→ -15c + 10
Hence, the answer is -15c + 10.
A syllogism is a chain of _ statements
Answer:
A syllogism is a chain of three statements.
Explanation:
A syllogism is a basic form of reasoning consisting of three statements. The first two statements are the premises, the third statement is the conclusion. Here is a first example, showing the way we are going to write syllogisms in these notes.
the best answer gets brainliest
Answer:
ok?
Step-by-step explanation:
Sure friend what do you need help with? I will help you
Ariel has saved $400 to spend on a video game player and games. The player he wants costs $275. The games each cost $39. AT MOST how many games can he buy along with the player? Solve the inequality.
Answer:
Step-by-step explanation:
This is a linear equation, y= mx + b, where y is the amount of money he has to spend, the value of b is 275 (the cost of the system), and 39x represents the cost of each game is x number of games is bought. We fill in and solve for x:
400 = 39x + 275 and
125 = 39x so
x = 3.2
Since he can't buy 3.2 games, the max number of games he can buy is 3.
Find the coordinates of the midpoint M and the distance between J(4,3) and K(2,-3)
Answer:
(3,0)
Step-by-step explanation:
Co-ordinates of J =(4,3)
Co-ordinates of K = (2,-3)
Midpoint formula :
= \(\frac{x_{1}+x_{2} }{2} , \frac{y_{1} +y_{2} }{2} \\ \frac{4+2}{2} ,\frac{3+(-3)}{2}\\\frac{6}{2},\frac{3-3}{2}\\3, 0\)
Coordinates of the midpoint M (3,0)
The coordinates of the midpoint M is (3,0) and the distance between J(4,3) and K(2,-3) is 6.32 units.
What is distance formula?The distance between two points of the xy-plane can be found using the distance formula. The distance formula is:
√[(x₂ - x₁)² + (y₂ - y₁)²].
Now given coordinates of two points are,
J(4,3) and K(2,-3)
Therefore we have,
x₁ = 4
y₁ = 3
x₂ = 2
y₂ = -3
To find the midpoint between J and K we have,
{[(x₁+x₂ )/2] , [(y₁+y₂ )/2]}
Put the values, we get
{[(4+2)/2] , [(3+(-3)/2]}
solving them,
{(6/2) ,(0/2)}
or,
(3,0)
which is the required midpoint M.
Now distance between J(4,3) and K(2,-3) = √[(x₂ - x₁)² + (y₂ - y₁)²]
= √[(2 - 4)² + (-3 - 3)²]
= √[(- 2)² + (-6)²]
= √4 +36
= √40
= 6.32 units
Thus, the coordinates of the midpoint M is (3,0) and the distance between J(4,3) and K(2,-3) is 6.32 units.
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How many cubes with side lengths of \dfrac12 \text{ cm} 2 1 cmstart fraction, 1, divided by, 2, end fraction, start text, space, c, m, end text does it take to fill the prism? Cubes
Answer:
24
Step-by-step explanation:
Answer
24!
Step-by-step explanation:
Person above me is correct :)
Part A The X and Y coordinates (in feet) of station Shore are 654,127 26 and 394,087.52, respectively, and those for station Rock are 652,531.72 and 392,133.86, respectively. Suppose a point P is located near the straight line connecting stations Shore and Rock. What is the perpendicular distance from P to the line if the X and Y coordinates of point P are 653,594.81 and 393,436.47, respectively?
The perpendicular distance from point P to the line connecting stations Shore and Rock is approximately 668,389.33 feet.
To find the perpendicular distance from point P to the line connecting stations Shore and Rock, we can use the formula for the distance between a point and a line.
The equation of the line connecting stations Shore and Rock can be determined using the slope-intercept form of a straight line: y = mx + b, where m is the slope and b is the y-intercept.
First, let's calculate the slope of the line:
slope = (Y2 - Y1) / (X2 - X1)
= (392,133.86 - 394,087.52) / (652,531.72 - 654,127.26)
= -1,953.66 / -1,595.54
≈ 1.224
Next, we can find the y-intercept (b) by substituting the coordinates of either station (e.g., Rock) into the slope-intercept form and solving for b:
392,133.86 = 1.224 * 652,531.72 + b
b ≈ 392,133.86 - 799,247.25
b ≈ -407,113.39
So, the equation of the line connecting Shore and Rock is:
y ≈ 1.224x - 407,113.39
Now, let's calculate the perpendicular distance from point P to the line using the formula:
distance = |Ax + By + C| / sqrt(\(A^2\) + \(B^2\))
where A, B, and C are the coefficients of the line equation in the form Ax + By + C = 0. In this case, the equation of the line can be rewritten as:
-1.224x + y + 407,113.39 = 0
Therefore, A = -1.224, B = 1, and C = 407,113.39. Plugging in the coordinates of point P (653,594.81, 393,436.47) into the formula, we get:
distance = |-1.224 * 653,594.81 + 1 * 393,436.47 + 407,113.39| / sqrt((-1.224)^2 + 1^2)
= |-799,103.63 + 393,436.47 + 407,113.39| / sqrt(1.497)
= |1,001,446.23| / 1.225
≈ 818,003.79 / 1.225
≈ 668,389.33
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The Haas Door Co. produces truck dock door seals. Their 9' × 10' seal costs $280 to produce. The mark-up rate is 75% of the cost to produce. What is the retail price?
Answer:
$490 is the retail price
Step-by-step explanation:
75% = \(\frac{3}{4}\)
\(\frac{280}{4} = 70\)
\(70(3)=210\)
\(280+210=490\)
The retail price will be; 490 dollar.
What is Markup and Markdown?Markup is the amount that will be increased in the original price of the considered thing.
Markdown is the amount that will be decreased from the original price of the considered thing.
Think of "up" and "down" as increasing and decreasing prices respectively.
We are given that Haas Door Co. produces truck dock door seals. Their 9' × 10' seal costs $280 to produce.
The mark-up rate = 75% of the cost to produce.
Retail price = cost price + 75 % of cost price
Therefore,
Retail price = 280 + 75 % of 280
Retail price = 280 + 0.75 x 280
Retail price = 280 + 210
Retail price = 490
Thus, retail price is $ 490
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What is 135 cm in feet?
The value 135 centimeters is equal to 4 feet.
To convert centimeters to feet and inches, divide the number of centimeters by 2.54.
The result will give you the number of inches, and then you can convert the number of inches to feet by dividing by 12. In this case, 135 cm ÷ 2.54 = 53.15 inches, and then 53.15 inches ÷ 12 = 4.429 feet.
It's important to note that the centimeter (cm) and inch (in) are both units of measurement used to express length, but they are part of different systems of measurement. The centimeter is part of the International System of Units (SI), while the inch is part of the imperial system commonly used in the United States and the United Kingdom. To ensure accurate results, it's important to use accurate conversion factors when converting between units of measurement.
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Feeling Generous
4*4*2
*= times
Answer: 32 Times
Step-by-step explanation:
4 * 4 * 2 = 32
Answer: 32
Step-by-step explanation:
4*4=16
16*2=32
or just look it up on whatever browser your using.
Ms. Cross’s fifth-grade class was planning a bake sale to make money for new equipment for the school grounds. Maia said, “Let’s all bring some cookies to sell.”
Jared put up his hand, “What if we sold bread? It is something almost everyone likes and we could make a variety of kinds.”
Josie added, “Why don’t we bring different breads that our families enjoy?”
Ms. Cross said, “What a great idea! You could each choose bread you would like to make. Some of you may want to work in pairs or teams along with an adult to help with the baking. Wash all the equipment you use so it will be sanitary.”
Sophia said, “This is an important project, and our project has a better chance to succeed if we choose a good location.”
Juan suggested setting up a table in front of the big grocery store near the school. The class started making plans. Because there would be customers, everyone could work a one-hour shift as a salesperson.
Ms. Cross reminded students that they would have to set a price for their breads and mark the prices on them, so Maddie suggested that a committee go to grocery stores to take notes about the cost of bread. Another committee could find a long table, and other students were needed to get cards and markers to use for labeling.
Jake said, “Are we sure we want all this work?”
Tim said, “Of course we do! We need new soccer balls and other things too, and this is the only way we’ll get them. The exertion will make us tired, but it will be worth it.”
So they all agreed to help. Everyone got busy checking recipes for what they needed for ingredients. Since they would need advice on some things, they had to enlist relatives to help them.
Liane loved the mantou, or steamed buns, that her grandmother learned to make in China before coming to America. Her grandmother offered to help her make a batch early Saturday morning so they would be fresh. When Liane got to her grandmother’s house, the dough of water, a little sugar, yeast, and flour was mixed and rising. The yeast in the dough would make it rise. Grandmother told her to punch the dough down. Then they covered it and let it rise again. After about 20 minutes, Grandmother showed Liane how to knead the dough and shape it into rolls. They boiled water and placed the rolls in the steamer. In 10 minutes, the first batch of buns was cooked. They looked perfect, and Liane was proud of them.
When Liane got to the bake sale, several classmates were already there. Mauricio showed her the Cuban bread his grandfather had helped him make. He had started it with yeast, warm water, and flour like the steamed buns. The dough had to rest in the refrigerator for 24 hours. On Saturday morning, they added other ingredients to the “starter.” They kneaded it, let it rise, and formed the dough into loaves. The loaves were baked, not steamed.
Carissa showed the Italian focaccia bread she made with her grandmother’s help. It had similar ingredients to the other breads but more spices, including garlic and basil and some cheese. Erik brought crusty rye sourdough bread. His mother helped him make it the way her mother from Germany had taught her. Wendy made scones with her mother, whose family came from England in the seventeenth century. Scones are rich biscuits made without yeast.
Jay brought some chapati, a flatbread he learned about in India last summer. Patrick brought his mother’s Irish soda bread with caraway seeds. David and Sarah brought challah, a bread traditionally served on Jewish holidays. With help from Sarah’s mom, David and Sarah rolled the dough into “snakes” and braided them. Jake participated by bringing a loaf of whole wheat bread his father had helped him make and several dozen homemade rolls.
The bake sale was a huge success! The breads sold quickly, and the class made $370 for new equipment. Ms. Cross observed that bread is an important part of cultures around the world.
This question has two parts. First, answer part A. Then, answer part B.
Part A
Which statement best summarizes the theme of the text?
A.
Most bread contains flour and water.
B.
A successful project needs help from parents.
C.
A bake sale featuring bread will always be a success.
D.
People from different countries have things in common.
Part B
Which sentence from the text best supports your answer in part A?
A.
"Ms. Cross’s fifth-grade class was planning a bake sale to make money for new equipment for the school grounds.”
B.
“Another committee could find a long table, and other students were needed to get cards and markers to use for labeling.”
C.
“With help from Sarah’s mom, David and Sarah rolled the dough into ‘snakes’ and braided them.”
D.
“Ms. Cross observed that bread is an important part of cultures around the world.”
Answer:
The answer is D<3
Step-by-step explanation:
Plisss help with this oneeee
Answer:
y = 1/2 x - 5
Step-by-step explanation:
use the equation y=mx+b where m= the slope of the line and b=the slope-intercept (the point where the line crosses the y axis)
the slope is 1/2 and the slope-intercept is -5
Answer:
y=1/2x-5
Step-by-step explanation:
grad=change in y/change in x
=(-4--5)
----------
(2-0)
=1/2
G=0.5
0.5=y--5
------
x-0
0.5 (x-0)=y+5
0.5x=y+5
-y= -0.5x+5
y=1/2x-5
compatible numbers are used to estimate this sum. 181 204 which estimate is the most accurate? responses 350 350 375 375 425 425 450
The most accurate estimated sum of 181 and 204 is 380
The given numbers are 181 and 204
The compatible numbers are defined as the numbers that are easy to do the arithmetic operations. The arithmetic operations are addition, subtraction, division and multiplication etc.
To find the sum of the compatible numbers first we have to round the given numbers to the nearest tens or hundreds and do the the arithmetic operation
Round 181 to the nearest tens = 180
Round 204 to the nearest tens = 200
Then the sum of compatible numbers will be
180 + 200 = 380
Therefore, the most accurate estimation is 380
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Chuck Sox makes wooden boxes in which to ship motorcycles. Chuck and his three employees invest a total of 30 hours per day making the __________. boxes.
Let's call the original productivity "P1" and the new productivity "P2".
P1 = 120 boxes / 30 hours = 4 boxes/hour
P2 = 220 boxes / 30 hours = 7.33 boxes/hour
The unit increase in productivity is P2 - P1 = 7.33 - 4 = 3.33 boxes/hour
The percentage increase in productivity is (P2 - P1) / P1 * 100% = (3.33 / 4) * 100% = 83.25%.
So, we conclude that original productivity of boxes is 4 boxes/ hour, the new productivity is 7.33 boxes/hour, the unit increase in productivity is 3.33 boxes/hour, and the percentage increase in productivity is 83.25%.
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_______ The given question is incomplete, the complete question is given below:-
Chuck Sox makes wooden boxes in which to ship
motorcycles. Chuck and his three employees invest a total of 30
hours per day making the 120 boxes.
1) What is their productivity?
2) Chuck and his employees have discussed redesigning the process
to improve efficiency. If they can increase the rate to 220 boxes
per day, what will be their new productivity?
3) What will be their unit increase in productivity per hour?
4) What will be their percentage change in productivity?
A-One Talent Agency has 109 clients. 46 of the clients play piano and 58 of the clients play guitar. 17 clients play both the piano and the guitar. How many of the clients do not play either instrument?
Number of clients who do not play either the piano or the guitar is 22
To find the number of clients who do not play either instrument, we need to subtract the number of clients who play either the piano or the guitar or both from the total number of clients.
Let A be the set of clients who play the piano, and B be the set of clients who play the guitar. Then, we can use the formula A union B
|A ∪ B| = |A| + |B| - |A ∩ B|
where |A ∪ B| is the number of clients who play either the piano or the guitar or both, |A| is the number of clients who play the piano, |B| is the number of clients who play the guitar, and |A ∩ B| is the number of clients who play both instruments
Substituting the given values, we get
|A ∪ B| = 46 + 58 - 17
|A ∪ B| = 87
Therefore, the number of clients who do not play either instrument is:
109 - 87 = 22
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how do we decide if the correlation coefficient is close enough to ± 1 to declare that there is correlation?
The correlation coefficient, denoted as r, is a measure of the strength and direction of a linear relationship between two variables. It ranges from -1 to 1, where -1 indicates a perfect negative correlation, 1 indicates a perfect positive correlation, and 0 indicates no correlation.
To decide if the correlation coefficient is close enough to ± 1 to declare that there is a correlation, we can use the following guidelines:
- If r is close to 0, it indicates that there is little to no correlation between the two variables.
- If r is between 0.1 and 0.3 (or -0.1 and -0.3), it indicates a weak positive (or negative) correlation.
- If r is between 0.3 and 0.7 (or -0.3 and -0.7), it indicates a moderate positive (or negative) correlation.
- If r is between 0.7 and 1 (or -0.7 and -1), it indicates a strong positive (or negative) correlation.
Therefore, if the correlation coefficient is close to ± 1, we can declare that there is a strong correlation between the two variables. However, it is important to note that correlation does not imply causation, and other factors should also be considered before drawing any conclusions.
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If the correlation coefficient is close to +1 or -1, we can declare that there is a strong correlation between the two variables. If the correlation coefficient is close to 0, we can declare that there is a weak or no correlation between the two variables.
To decide if the correlation coefficient is close enough to ± 1 to declare that there is a correlation, we can use the following guidelines:
- A correlation coefficient of +1 or -1 indicates a perfect linear relationship between two variables.
- A correlation coefficient close to +1 or -1, such as +0.9 or -0.9, indicates a strong linear relationship between two variables.
- A correlation coefficient close to 0, such as +0.2 or -0.2, indicates a weak linear relationship between two variables.
- A correlation coefficient of 0 indicates no linear relationship between two variables.
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It takes a train going 50 mph approximately _____ to stop safely.
A. 100 ft B. 1/2 miles C. 1 1/2 miles D. 5 miles
It takes a train going 50 mph approximately 11/2 miles to stop safely.
The distance a train takes to come to a stop can be determined by several factors, including the speed of the train, the weight of the train, the condition of the brakes and the track, and the reaction time of the engineer.
In general, a train going 50 mph will take about 1 1/2 miles or 8,000 feet to stop safely. This is because a train moving at 50 mph is traveling at about 75 feet per second, and it takes a significant distance to slow down a heavy object moving at such a high speed. It's important to note that this is an estimation, and the actual stopping distance may vary depending on the specific conditions.
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3/x+9=7/x+4
Look at screenshot for better view <3
Answer:
x = -51/4
Step-by-step explanation:
3(x+4) = 7(x+9)
3x + 12 = 7x + 63
-4x = 51
x = -51/4
Can someone please help me
Answer:
1) B) 10
2) B) 9
Step-by-step explanation:
1) 10x+15=115
10x=100
x=10
2) 12x+17=125
12x=108
x=9
Answer:
B
Step-by-step explanation:
The guy above me is correct
Write the equation of the line in fully simplified slope-intercept form.
7 gallons = how many pints
Answer:
56 pints hope this helps Brainliest please
Step-by-step explanation:
Answer:
7 gallons = 56 liquid pints!
Explanation= 1 gallon = 8 pints
After the increase the price of a rail season ticket from brighton to london was 2828.80 work out the price before this increase
Answer:
2720
Step-by-step explanation:
Given that,
Price of the ticket = 2828.80
To find,
The price before the increase = ?
Procedure:
Let the price before the increase be x
so,
x(100% + 4%) = 2828.80
⇒ 1.04x = 2828.80
⇒ x = 2828.80 ÷ 1.04
∵ x = 2720
Thus, the price before the increase was 2720.
Mitch uses 14 of his supply of apples to make apple crisp and 38 of his supply of apples to make pies. If Mitch uses 10 pounds of apples, how many pounds of apples are in his supply?
approximate the square root of 278 to the nearest tenth
Answer:
Answer should be 77280.
Step-by-step explanation:
: ' /
Find the slope of the line that passes through
(10, 1) and (5,2)
Answer:
-5
Step-by-step explanation:
2 - 1 = 1
5 - 10 = -5
-5 divided by 1 = -5
CORRECT ANSWER GETS BRAINLIST
Philani bough a scooter for R15 000. He paid 15% of the amount in cash and sgned a hire-purchase agreement to pay the balance in 24 equal monthly instalments. The interest rate is 10% per annum.
How much did he pay in cash?
Calculate the total amount that he must still pay.
(4x − 9y) da, d is bounded by the circle with center the origin and radius 4 d
The value of the double integral (4x − 9y) dA over the region D bounded by the circle with center at the origin and radius 2 is -48.
To evaluate the double integral (4x − 9y) dA over the region D bounded by the circle with center at the origin and radius 2, we need to use polar coordinates.
In polar coordinates, the equation of the circle with center at the origin and radius 2 is given by r = 2. Therefore, the limits of integration for r are 0 and 2, and the limits of integration for θ are 0 and 2π.
The element of area in polar coordinates is given by dA = r dr dθ. Therefore, we can rewrite the double integral in terms of polar coordinates as follows
∬D (4x − 9y) dA = ∫₀² ∫₀²π (4r cosθ - 9r sinθ) r dθ dr
= ∫₀² r² (4cosθ - 9sinθ) dθ dr [Using the properties of integrals]
The integral with respect to θ is zero for sinθ and cosθ over a full period. Therefore, we have
∬D (4x − 9y) dA = ∫₀² r² (4cosθ - 9sinθ) dθ dr
= 4∫₀² r² cosθ dθ dr - 9∫₀² r² sinθ dθ dr
Integrating with respect to θ, we get
∫₀² r² cosθ dθ = [2r² sinθ]₀²π = 0
∫₀² r² sinθ dθ = [-2r² cosθ]₀²π = 4r²
Substituting these values in the original equation, we get
∬D (4x − 9y) dA = 4∫₀² r² cosθ dθ dr - 9∫₀² r² sinθ dθ dr
= 4(0) - 9(4r²) dr
= - 36 ∫₀² r² dr
= -36 [r³/3]₀² = -48
Therefore, the value of the double integral is -48.
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The given question is incomplete, the complete question is:
Evaluate the double integral. (4x − 9y) dA, D is bounded by the circle with center the origin and radius 2