Answer:
option 1
Step-by-step explanation:
3(x - 6) = 18 ( divide both sides by 3 )
x - 6 = 6 ( add 6 to both sides )
x = 12
Answer:
Step-by-step explanation:
The answer is 12. 3x6=18 and 12-6=6. Plug in 6 and you get 18.
a bottler of drinking water fills plastic bottles with a mean volume of 1,000 milliliters (ml) and standard deviation 7 ml. the fill volumes are normally distributed. what is the probability that a bottle has a volume between 996 ml and 1,002 ml?
The required probability for a bottle has volume between 995ml to 1,002ml is equals to 32.6%
Mean volume 'μ' = 1,000 milliliters
Standard deviation 'σ' = 7 ml
Using the standard normal distribution,
First, convert the given values to a standard normal distribution.
Using z-scores for each value, we have,
z -score = ( X - μ )/ σ
For X > 996 ml
z1 = (996 - 1000) / 7 = -0.5714
For X < 1002ml
z2 = (1002 - 1000) / 7 = 0.2857
Use a standard normal distribution table ,
Probability that a bottle has a volume between these two values.
Probability that a bottle has a volume between z1 and z2,
P(z1 < z < z2) = P(z < z2) - P(z < z1)
Using a standard normal distribution table,
P(z < z2) = 0.6103
P(z < z1) = 0.2843
Probability that a bottle has a volume between 996 ml and 1,002 ml is,
P(z1 < z < z2)
= P(z < z2) - P(z < z1)
= 0.6103 - 0.2843
= 0.3260
= 32.6%
Therefore, there is a 32.6% probability that a bottle has a volume between 996 ml and 1,002 ml.
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these are two angles that are formed by two coplanar lines and a transversal. they occupy the same relative positions.
The two angles formed by two coplanar lines and a transversal are Corresponding angles and alternate angles
How to determine the two angles formed?
You should know that two coplanar lines are two transversal lines that are bisect two parallel lines at two or more points
A line which bisects or intersects two or more coplanar lines at different places is a transversal line. In this case:
A corresponding angles are formedAlternate angles are formed1. Corresponding angles are angles that are in similar positions on the same side of the transversal line
2. Alternate angles: The alternate angles are angles that are on the opposite sides of the coplanar line and on top and bottom of the transversal lines respectively.
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Correct question
What are two angles that are formed by two coplanar lines and a transversal?
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Answer:
They are all acute triangles or iscoles triangles
Step-by-step explanation:
What is the formula to find P(A) for a series of simple events (ex: tossing a coin and selecting a number at the same time)
The probability of event A is P(A) = 1/4 or 0.25.
The formula to find P(A) for a series of simple events is:
P(A) = (number of outcomes that satisfy the event A) / (total number of possible outcomes)
For example, if you are tossing a coin and selecting a number at the same time, and event A is defined as getting a head and an even number, then:
- The number of outcomes that satisfy event A is 1 (getting a head and an even number, i.e., H2)
- The total number of possible outcomes is 4 (H1, H2, T1, T2)
- Therefore, the probability of event A is P(A) = 1/4 or 0.25.
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Please help I need the answer quickly.
Answer:
r = ± \(\sqrt{q^2-p^4\)
Step-by-step explanation:
p² = \(\sqrt{q^2-r^2}\) ( square both sides )
(p² )² = q² - r²
\(p^{4}\) = q² - r² ( subtract q² from both sides )
\(p^{4}\) - q² = - r² ( multiply through by - 1 )
q² - \(p^{4}\) = r² ( take square root of both sides )
± \(\sqrt{q^2-p^4}\) = r
answer quick
Calculate the slope of the line going through A(-4,3) and B(0,6)
Answer:
¾
Step-by-step explanation:
\(\boxed{slope = \frac{y1 - y2}{x1 - x2} }\)
☆ (x₁, y₁) is the first coordinate and (x₂, y₂) is the second coordinate
Slope of line
\( = \frac{6 - 3}{0 - ( - 4)} \)
\( =\frac{3}{4} \)
A bag contains 10 red marbles, 7 blue marbles, and 3 green marbles. You randomly select a marble from the bag, record the color, and then put that marble back in the bag. If you were to do this 200 times, how many times would you expect to pull out a blue marble?
Answer:
70
Step-by-step explanation:
We have 7 blue marbles, and 20 total marbles. As a result, if we randomly chose one marble from the bag, the probability would be (number of favorable outcomes)/(number of total outcomes) = 7/20.
This means that for each 20 trials, we would expect to pull out a blue marble 7 times, as the probability does not change over time (because we put the marbles back, there are the same amount of each marble). Over 200 trials, we can simply make it out of 200 instead of 20. We can thus multiply 7/20 by 10/10 (10/10 is equal to 1, keeping the proportions equal) to get 70/200, so we can expect 70 blue marbles out of 200.
Help due tonight!!
Find the volume of a sphere pyramid with a side length of 6cm and a height of 10cm.
Photo ⬇️
Answer: 120 cm
Step-by-step explanation:
V = a^2 h/3
Which inequality is represented by this graph?
5
(0, 1)
O A. y>- ¹x+1
O B. ys-x+1
O c. y2-¹/x+1
O D. y<-3x+1
(3, 0)
Answer:
B
Step-by-step explanation:
The line is solid, so eliminate A and D.
Also, the line is shaded below, so this eliminates C.
The inequality is represented by the given graph is y ≤ -x/3+1 [option B]
What is inequality?An inequality is a relation which makes a non-equal comparison between two numbers or other mathematical expressions. It is used most often to compare two numbers on the number line by their size.
Given is a graph of an inequality, passing by (0, 1) and (3, 0), we need to determine the inequality,
Since,
The line is solid, so eliminate A and D.
Also, the line is shaded below, so this eliminates C.
Therefore, the inequality will be y ≤ -x/3+1
Hence, the inequality is represented by the given graph is y ≤ -x/3+1 [option B]
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HELP
2. TRIANGLE ABC~TRIANGLE ADE; find x
B
A
20
15
E
2x + 3
C
Answer:
x = 9
Step-by-step explanation:
since the triangles are similar then the ratios of corresponding sides are in proportion, that is
\(\frac{BC}{DE}\) = \(\frac{AB}{AD}\) ( substitute values )
\(\frac{2x+3}{15}\) = \(\frac{20+8}{20}\) = \(\frac{28}{20}\) ( cross- multiply )
20(2x + 3) = 15 × 28 = 420 ( divide both sides by 20 )
2x + 3 = 21 ( subtract 3 from both sides )
2x = 18 ( divide both sides by 2 )
x = 9
Answer:
x = 9
Step-by-step explanation:
In similar triangles, the corresponding sides are in same proportion.
AB = AD + DB
= 20 + 8
=28
ΔABC ~ ΔADE,
\(\sf \dfrac{BC}{DE}=\dfrac{AB}{AD}\\\\\\\dfrac{2x + 3}{15}=\dfrac{28}{20}\\\\\ 2x + 3=\dfrac{28}{20}*15\)
\(2x + 3 = 7\) *3
2x + 3 = 21
Subtract 3 from both sides,
2x = 21 - 3
2x = 18
Divide both sides by 2,
x = 18 ÷ 2
x = 9
A rectangular plaque at a historical museum is 5/6 and 2/3 yard wide how much is the plaque longer than it is wide
Answer:
1/6 yard
Step-by-step explanation:
A rectangular plaque at a historical museum is 5/6 and 2/3 yard wide how
Given data
Length of plaque= 5/6 yard
Width of plaque= 2/3 yard
The difference between the Length and the width is
=5/6-2/3
=5-4/6
=1/6 yard
Hence the Lenght is 1/6 yard longer than the width
What is the value of b?
plzzzzzzzzzzzzzzzzzzzzzzzzzzz neeeed helpppppppppppppppppppppp
Answer:
D
Step-by-step explanation: hope this helps
John has 2,700 seeds of corn to plant in 9 rows on his farm. Each row will have the same number of seeds. Part A Which basic fact can John use to find out how many seeds will be planted in each row?
Answer: A. We will divide total seeds by the number of total rows.
300 seeds will be planted in each row.
Step-by-step explanation:
Given: Total seeds = 2700
Total rows = 9
If each row will have the same number of seeds.
Then, the number of seeds will be planted in each row = (Total seeds) ÷ (Total rows)
= 2700÷9
= 300
Hence, 300 seeds will be planted in each row.
Each triangle in the STL file is defined by the vertices and inward pointing surface normal vector True O False Since the STL file is created from the Solid Model, it can be reconverted into the original CAD model O True False Which one of the following is NOT an advantage of using lattice structure? Reducing the weight Saving the material cost Simplifying the design and manufacturing process Increasing the heat exchange area for a heat exchanger
False. Each triangle in the STL file is defined by the vertices, but not necessarily by the inward pointing surface normal vector. The surface normal vector is often calculated based on the vertex positions.
False. The STL file is a mesh representation of the CAD model, and it does not contain all the information needed to fully reconstruct the original CAD model. It lacks information such as parametric features, assembly relationships, and design intent, making it difficult to recreate the exact original model.
The option "Increasing the heat exchange area for a heat exchanger" is NOT an advantage of using a lattice structure. Lattice structures are known for their lightweight properties, material-saving benefits, and simplified design and manufacturing processes.
However, increasing the heat exchange area for a heat exchanger is not typically associated with lattice structures. Heat exchangers usually rely on other design considerations, such as fin arrays or extended surfaces, to enhance heat transfer efficiency, rather than lattice structures.
Therefore, increasing heat exchange area is not a direct advantage of lattice structures.
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9. M (2, 1) is the midpoint of segment AB. If the endpoint A has coordinates (5,6), find
the coordinates of endpoint B.
Answer:
(-1, -4)
Step-by-step explanation:
To find the missing endpoint, we can multiply the midpoint coordinates by 2, so we can get 4 and 2. Then we can subtract the coordinates from the endpoint we have, which is A, to those numbers.
4-5 is -1
2-6 is -4
Put them together and we get (-1, -4) as our endpoint B.
Answer:
Step-by-step explanation:
(5+x)/2=2, (6+y)/2=1
for the x value
5+x=4
x=-1
then for the y value
6+y=2
y=-4
then your answer would be (-1,-4)
PLEASEEE FOR 40 POINTS
M
Answer:
nic
Step-by-step explanation:
Answer:
a. Yes
B. 12
C. 7.5 cm
I think.............
Which of the following best describes the least squares criterion?
it minimizes the sum of the absolute distances from the line
the best fitting line minimizes the sum of the horizontal distances from the line
none of these
it identifies the best fitting line as the line that minimizes the sum of the squared vertical distances of points from the line
The best answer that describes the least squares criterion is that it identifies the best fitting line as the line that minimizes the sum of the squared vertical distances of points from the line. Therefore, the correct option is: It identifies the best fitting line as the line that minimizes the sum of the squared vertical distances of points from the line.
What is least squares criterion?The least squares criterion is a statistical approach that aims to find the best-fitting line for a set of data points. It works by minimizing the sum of the squares of the residuals, where a residual is the difference between the observed value and the predicted value of the dependent variable.
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PLEASE HELP
the balance on an 8 year loan is 9,768. if the simple interest rate is 4% what did the principal borrow
Answer:
Step-by-step explanation:
what
A rectangular prism has a length of 16in, a height of 15in, and a width of 6in. What is its volume, in cubic in?
Answer:
9in
Step-by-step explanation:
a p e x
Answer:
Step-by-step explanation:
?
Find the Area of the figure below, composed of a rectangle and a semicircle. The
radius of the circle is shown. Round to the nearest tenths place.
Area of Irregular Shapes
Nov 03, 2-44:03 PM
Answer:
9
3
100 POINTS PLEASE HELP !!!!!
Answer:
50.3 square units
Step-by-step explanation:
area of rectangle: 11 x twice the radius
radius = 2
A(rect): = 11(4) = 44 sq units
A (semi-circle) = (π·r²) / 2
A = 4π / 2 = 2π = 6.28 sq units
44.0 + 6.28 = 50.28
Answer:
68.1
Step-by-step explanation:
3.14*3²=28.26
28.26/2=14.13
3*2=6
9*6=54
54+14.13=68.13
68.1
Convert the measurement. Round to the nearest hundredth. 21 feet ≈ meters
Answer:
6.40 meters
Step-by-step explanation:
To convert feet to meters, divide by about 3.281
21 feet/3.281 = 6.4004876562 meters
Round to the nearest hundredth, so it will be 6.40 meters
the average of 8 girls is 15 and the average of 6 girls is 13 find the average of the other two girls with equal age
Answer:
21
Step-by-step explanation:
Since the girls have the same age, let their age be x.
Then, their average is
\(\frac{x+x}{2} = \frac{2x}{2} = x\)
Let \(S_{i}\) denote the age of 'i' girls.
Then, \(S_{8} = S_{6} + x + x - eq(1)\)
Also, we have,
\(\frac{S_{8}}{8} =15 - eq(2)\)
\(\frac{S_{6}}{6} =13 - eq(3)\)
Then eq(2):
(from eq(1) and eq(3))
\(\frac{S_{6} + 2x}{8} =15\\\\\frac{13*6 + 2x}{8} = 15\\\\78+2x = 120\\\\2x = 120-78\\\\x = 21\)
The average of the other two girls with equal age is 21
Here are the ingredients needed to make 8 pancakes.
Jacob makes 24 pancakes, work out how much milk he needs
Answer:
900 ml of milk
Step-by-step explanation:
the scale is 1:1 so just multiply by 3
What does Scrooge see out of the window when Marely leaves?
(A Christmas Carol) (it was an English question)
Scrooge sees out of his window when Marley's ghost leaves as all the spirits of people whom Scrooge has not met before in his life. Thus, option B is correct.
What is the ghost?Although ghosts are typically thought of as lone, human-like essences, and there have been reports of ghostly battalions, ghosts that resemble animals instead than people.
Here, we have,
Scrooge discovers "the air filled with phantoms" outside s windowsill after Marley's Apparition hath left it. Some of these imprisoned spirits were people Scrooge had indeed known. It resembles an incredible image of the metropolis that Scrooge has already been familiar with. Scrooge is compelled to agree.
Scrooge responds with the ghost's request to peek out just the balcony. He observes a mass of ghosts, each one imprisoned in bonds. As both they and Marley vanish into darkness, they sob at their failure to live noble, compassionate lives and their incapacity to help other people in need.
Therefore, option B is the correct option.
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Write the equation of a circle whose diameter has endpoint (-3,0) and (3,0).
The equation of the circle is with the diameter given is x² + y² = 9.
What is equation of a circle?The standard form of the equation of a circle is (x - h)² + (y - k)² = r², where (h,k) is the center of the circle.
We can quickly determine the circle's centre and radius thanks to this form. We must first square the x and y terms before rearranging the components in order to transform a circular equation into standard form.
The endpoints of the diameter is (-3,0) and (3,0).
Now, using the section formula the coordinates of radius are:
((-3+3)/2, (0+0)/2) = (0,0
The standard form of the equation of a circle is (x - h)² + (y - k)² = r², where (h,k) is the center of the circle.
Substituting the values:
(x - 0)² + (y - 0)² = 3²
Hence, the equation of the circle is x² + y² = 9.
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is this fraction irrational or rational?
9.68 (the eight is repeating)
Answer:
Hello Mate! Ans : Yes, number x = 9.688888...... is rational number.
The parking garage has 9 rows with 10 parking spaces in each row. There are 8 empty spaces.
How many spaces are filled?
Answer:
82 spaces are filled.
Step-by-step explanation:
9•10=90..
90-8=82
Answer the question below
Answer:
22 students
Step-by-step explanation:
0.65 - 0.3 = 0.35
0.35 - 0.15 = 0.2
0.35 + 0.2 = 0.55
0.3 + 0.15 = 0.45
0.55 prefer football.
0.55 × 40 = 22
The sum of two numbers is 19 and their product is 88.
Answer:
11 and 8
Step-by-step explanation: