Answer:
A.
Because it has it two sides equal
Sam made 60 gallons of paint by mixing 24
gallons of green paint with 36 gallons of blue
paint.
What part of every gallon is
from green paint?
Answer:
40% of every gallon is from green paint.
Step-by-step explanation:
Given that Sam made 60 gallons of paint by mixing 24 gallons of green paint with 36 gallons of blue paint, to determine what part of every gallon is from green paint the following calculation must be performed:
60 = 100
24 = X
24 x 100/60 = X
2,400 / 60 = X
40 = X
Therefore, 40% of every gallon is from green paint.
find an equation of the plane. the plane through the point (6, 0, 5) and perpendicular to the line x
The equation of the plane through the point (6, 0, 5) and perpendicular to the line x is y = 0.
To find the equation of a plane, we need a point on the plane and a normal vector perpendicular to the plane.
Given the point (6, 0, 5) and the line x, we need to find a vector that is perpendicular to the line x.
Since the line x is a one-dimensional object, any vector with components in the y-z plane will be perpendicular to it.
Let's choose the vector (0, 1, 0) as our normal vector.
Now, we can use the point-normal form of the equation of a plane to find the equation of the plane:
(x - 6, y - 0, z - 5) · (0, 1, 0) = 0
Simplifying, we get:
y = 0
Therefore, the equation of the plane through the point (6, 0, 5) and perpendicular to the line x is y = 0.
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A study was done on the weights of different types of fish in a pond. A random sample of fish were caught and marked in order to ensure that none were weighed more than once. The sample contained 150 largemouth bass, of which 30% weighed more than 2 pounds. Which of the following conclusions is best supported by the sample data?
A) The majority of all fish in the pond weigh less than 2 pounds.
B) The average weight of all fish in the pond is approximately 2 pounds.
C) Approximately 30% of all fish in the pond weigh more than 2 pounds.
D) Approximately 30% of all largemouth bass in the pond weigh more than 2 pounds.
According to the sample data, the best conclusion supported by the sample data is that approximately 30% of all largemouth bass in the pond weigh more than 2 pounds. The answer is (D) Approximately 30% of all largemouth bass in the pond weigh more than 2 pounds.
The conclusion that is best supported by the sample data is that approximately 30% of all largemouth bass in the pond weigh more than 2 pounds, which is based on the fact that the sample contained 150 largemouth bass, of which 30% weighed more than 2 pounds.
Therefore, options A and C are incorrect. The sample data does not provide enough information to determine the average weight of all fish in the pond, so option B is also incorrect.
The correct answer is D) Approximately 30% of all largemouth bass in the pond weigh more than 2 pounds. This conclusion is supported by the sample data because the study specifically included a sample of 150 largemouth basses, of which 30% weighed more than 2 pounds. The other options are not supported by the sample data because the study does not include data on any other types of fish or the average weight of all fish in the pond.
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write an equation that represents the statement below."Twelve less than a number, ×, is 18."
x - 12 = 18 is the the equation that represents ."Twelve less than a number, ×, is 18."
What is linear equation ?In a linear equation, the variable's greatest power always equals 1. It is sometimes referred to as a one-degree equation. The usual form of a linear equation with one variable is written as Ax + B = 0. In this case, x is a variable, A is a coefficient, and B is a constant. The typical form of a linear equation with two variables is Ax + By = C. Here, x and y are the variables, A and B are the coefficients, and C is the constant. Equations with a degree of 1 are considered to be linear. This shows that a linear equation with an exponent larger than one has no variables.Calculationgiven the number is x
the equation of the given statement
x - 12 = 18
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Estimate the sum
6 13/28 + 8 3/32
Answer:
14 will be the answer...
Step-by-step explanation:
6 13/28 = 6
8 3/32 = 8
6 + 8 = 14
3-quart carton of milk costs $4.92. What is the price per cup?
Answer:
The price per cup would be 0.41 cents.
Step-by step explaination:
Answer:
$0.41
Step-by-step explanation:
To find the price per cup of milk, we first need to know how many cups are in a 3-quart carton.
1 quart is equivalent to 4 cups, so a 3-quart carton contains:
\(\sf 3\;quarts=3 \times 4 \;cups= 12\;cups\)
Now, we can calculate the price per cup by dividing the total price by the number of cups:
\(\begin{aligned}\textsf{Price per cup} &= \dfrac{\textsf{Total price}}{\textsf{Number of cups}} \\\\&=\sf \dfrac{\$4.92}{12}\\\\&=\sf \$0.41\end{aligned}\)
Therefore, the price per cup of milk is $0.41.
Percy wants to buy a guitar that costs $56. He plans to save the same amount of money each week for 7 weeks. How much money should Percy save each week so that after 7 weeks he will have exactly enough for the guitar? $5 $8 $48 $64
Answer:
$8
Step-by-step explanation:
Let x represent the amount of money he has to save each week.
We can use this to set up an equation:
\(7x=56\)
Now, we have to "isolate the variable". This means we must have a resulting equation of \(x=\text{something}\).
In this case, we can use the Division Property of Equality to divide both sides by 7:
\(\frac{7x}{7}=\frac{56}{7}\\x=8\)
Therefore he must say $8 each week for 7 weeks so that he can buy the guitar.
WIll mark BRAINLIST!!
I attached the screenshot
A right rectangular prism has a square base, with sides that are each 2 meters in length. The height of the prism is 34 meters. Find the volume of the prism in cubic meters
Answer:
136m
Step-by-step explanation:
The formula for the volume of a rectangular prism is V = L · W · H
We can take the given values and multiply them to find our answer.
L = 2
W = 2
H = 34
2x2x34 = 136
The volume of the rectangular prism will be 136 cubic meters.
What is a rectangular prism?A rectangular prism is a solid three-dimensional shape with six faces and rectangular bases. A rectangular prism is also a cuboid. A cuboid and a rectangular prism have the same cross-section.
Given that a right rectangular prism has a square base, with sides that are each 2 meters in length. The height of the prism is 34 meters.
The formula for the volume of a rectangular prism is V = L · W · H
We can take the given values and multiply them to find our answer.
L = 2
W = 2
H = 34
The volume of the prism will be calculated as,
V = 2x2x34
V = 136 cubic meters
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based on sample one, how many students from the entire student population preferred the 8:30 am start time
Leo had $91, which is 7 times as much money as Alison had. How muchmoney did Alison have?Select the correct solution method below, where x represents Alison's money.A. 7x = 91. Divide both sides by 7. Alison had $13.B. X- 7 = 91. Add 7 to both sides. Alison had $98.C. = 91. Multiply both sides by 7. Alison had $637.D. x+ 7 = 91. Subtract 7 from both sides. Alison had $846OLDNAT
Given:
Leo had $91, which is 7 times as much money as Alison had.
Let x represents Alison's money.
So, the expression for Leo's money is,
\(7x=91\)Divide both sides of the above equation by 7.
\(\begin{gathered} \frac{7x}{7}=\frac{91}{7} \\ x=13 \end{gathered}\)So, Alison had $13.
Therefore, the correct solution method is
A) 7x = 91. Divide both sides by 7. Alison had $13.
if 1 book cost $7, how much will 3 books cost?
If 1 book cost $7, 3 books will cost: 3*$7 = $21. (Multiplying)
The answer is $21.
What would be an approximate 99.7% confidence interval in our schizophrenia example? the point estimate was 0.53 and the standard error of the proportion was 0.03.
We can be 99.7% confident that the true proportion of individuals with schizophrenia in the population lies between 0.44 and 0.62.
In our schizophrenia model, the rough 99.7% certainty stretch can be determined utilizing the point gauge and standard blunder of the extent. With a point gauge of 0.53 and a standard blunder of 0.03, we can involve the equation for a certainty stretch, which is point gauge ± z* (standard mistake), where z* is the z-score related with the ideal certainty level.
For a 99.7% certainty stretch, the z-score is roughly 3. Consequently, the certainty span would be:
0.53 ± 3(0.03) = (0.44, 0.62)
This implies that we can be 99.7% certain that the genuine extent of people with schizophrenia in the populace lies somewhere in the range of 0.44 and 0.62.
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Determine the zeroes of the quadratic function whose graphs are given below:
Answer:
1. zeros are -2 and 1
2. zeros are -1 and 3
3. zeros are -3 and 1
4. zeros are -1
5. no zeros
6. no zeros
Step-by-step explanation:
Zeros are points on the graph that are x-intercepts; in the graph we can see that they cross -2 and 1 on the 1st equation, -1 and 3 on the 2nd equation, -3 and 1 in the 3rd equation, and -1 in the 4th equation. Since it intersects no x-intercepts in the 5th and 6th equation, it has no zeros.
Answer this question
Answer: y = 2/3x
or if you also need the y intercept then its. y = 2/3x +3.66
Answer:
1/2
Step-by-step explanation:
You are ordering a sub for lunch.A basic sub (cheese and one meat )costs $5 and and each additional topping costs $0..45. If you have $7..25 to spend on your sub.How many toppings can you get.
Hey,can someone help me with that please..(pie charts)
Answer: 80 Digrise to the right
True/False based on the t-test assuming equal variances on the t-testequal worksheet, it is reasonable to assume that the variances are equal?
Based on the t-test assuming equal variances a. Examining the ratio of the variances, it is reasonable to conclude that the variances are unequal."
It is vital to establish whether or not the variances of the two groups being compared are indeed identical before performing a t-test under the assumption of equal variances. This is significant since the t-calculation statistic depends on the assumption that variances are equal.
One can look at the ratio of the variances between the two groups to evaluate the assumption of equal variances. Typically, it is acceptable to infer that the variances are not equal if the ratio of the variances is more than two or lower than half. One can presume that the variances are equal in the absence of such proof. Since the variances are not equal, it is not logical to infer that they are.
Complete and correct Question:
Based on the t-test assuming equal variances on the T-Test Equal worksheet, is it reasonable to assume that the variances are equal?
a. Examining the ratio of the variances, it is reasonable to conclude that the variances are unequal.
b. Whether the variances are equal or not is not relevant for this situation.
c. Examining the ratio of the variances, it is reasonable to conclude that the variances are equal.
d. It is impossible to determine if the variances are equal given the data we have.
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Which is the simplified form of the expression (6 ^-4) ^-9
6^6
Answer
(6^-4)^-96^6
1
it answer is 1
Step-by-step explanation:
you want to obtain a sample to estimate a population proportion. based on previous evidence, you believe the population proportion is approximately 40%. you would like to be 90% confident that your estimate is within 1.5% of the true population proportion. how large of a sample size is required?
The largest sample size required is 2886.4.
Here we have to calculate how large of a sample size is required.
The formula:
(Z ∝I2/ E)² × P( 1- P)
The given data:
Margin error (E) = 1.5%
=0.015
As it is given that 90% confident that your estimate is within 1.5% of the true population proportion, therefore we have:
The level of significance(∝) = 1 - 0.90
= 0.10
The z value for the 90% confidence is 1.645
Therefore the largest of a sample size is required = ( 1.645/ 0.015)²× ( 0.4)(1- 0.4)
= 2886.4
The largest a sample size required is 2886.4
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PLS HELP ALGEBRA 2 QUESTION ASAP 5 STARS AND BRAINLIEST what type of polynomial is \(-5x^{4}y+3x^{2}y+4xy-6y+1\) and show your work.
Answer:
Binomial
Step-by-step explanation:
Edited to add:
It can also be called a binomial because there are 2 unlike terms x and y. I'm not sure what you are studying, so it may be better to go with binomial. The Quartic is when you are looking at the degree of a single term polynomial.
You can name a polynomial based on terms, or based on degrees.
If it's based on degree it would be bi-quadratic, because it's ^4 and you have 2 different terms. If you're looking at terms it would be binomial because you have x and y to solve for.
The degree of terms is a major deciding factor whether an equation is homogeneous or not. A polynomial of more that one variable is said to be homogeneous if the degree of each term is the same. For example, 2x^7+5x^5y^2-3x^4y^3+4x^2y^5 is a homogeneous polynomial of degree 7 in x and y.
You have a 4 term polynomial with 2 variables x and y. The highest degree in your equation is 5 (4 + 1 from the first term) so the degree of the multivariable polynomial expression is 6.
All these answers are correct, it just depends what you're studying. If some of these words are new, and others you recognize from class or your book, go with the one that looks familiar.
Answer: 5th degree polynomial (quintic polynomial)
====================================================
Explanation:
5x^4y is the same as 5x^4y^1. The exponents 4 and 1 sum to 4+1 = 5
The term 3x^2y, or 3x^2y^1, has the exponents add to 3
The term 4xy has the exponents add to 2
The largest sum of exponents is 5, so we have a 5th degree polynomial
This is known as a quintic polynomial
Note: the degree of the polynomial is equal to the largest sum of exponents for each term, so the degree is 5.
hiii please help asap ill give brainliest if you give a correct answer tyyyyy
Answer:
Part A: 1.2 minutes
Part B: 0.83
Part C: 25.2
Answer:
a. 1.2 minutes
b. one lap per 1.2 minutes
c. 25.20 minutes
Step-by-step explanation:
a. do 6 mins/5 laps which gives you 1.2, so 1.2 minutes or 1 minute and 20 seconds
b. uh one lap per 1.2 minutes
c. 25.2 minutes which is approx. 25 minutes and 20 seconds. I reallly hope this helps!
Prove that if X is an ordered set in which every closed interval is compact, then X has the least upper bound property. Untitled 2 Q Search € 2. Show that [0, 1] is not limit point compact as a subspace of Re.
To prove that X is an ordered set in which every closed interval is compact, then X has the least upper bound property, let A be a nonempty set in X that is bounded above. Let S be the set of all upper bounds of A. Then S is nonempty because X has the least upper bound property.
To show that S has a least upper bound, we must show that S is bounded above and that the least upper bound property holds for S.To show that S is bounded above, let b be any element of A. Since b is an upper bound of A, S contains b, so b ≤ s for every s in S. Therefore, S is bounded above. Let c be the least upper bound of S. We claim that c is the least upper bound of A. Let a be any element of A. Since a is not an upper bound of A, there is an element s in S such that a ≤ s. But c is an upper bound of S, so s ≤ c.
But c is the least upper bound of S, so c ≤ d. Therefore, c is the least upper bound of A as well. So X has the least upper bound property.Now, to show that [0, 1] is not limit point compact as a subspace of Re, consider the sequence an = 1/n for n ≥ 1. Then, every element of the sequence is in [0, 1], so the sequence is a sequence in [0, 1]. However, the limit of the sequence is 0, which is not in [0, 1]. Therefore, [0, 1] is not limit point compact as a subspace of Re.
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Which pairs of quadrilaterals can be shown to be congruent
using rigid motions?
Select Congruent or Not Congruent for each pair of
quadrilaterals.
quadrilateral 1 and quadrilateral 2
quadrilateral 1 and quadrilateral 3
quadrilateral 1 and quadrilateral 4
quadrilateral 2 and quadrilateral 3
quadrilateral 2 and quadrilateral 4
quadrilateral 3 and quadrilateral 4
Congruent quadrilateral related parts are congruent.
The true statements are:
Statements 2, 4, and 6 are Not Congruent
Statements 1, 3, and 5 are Congruent
From the given figure:
Quadrilaterals 1, 2 and 4 are congruent
Quadrilateral 3 is not congruent to any of the other quadrilaterals.
The true statements are:
Quadrilateral 1 and quadrilateral 2 Congruent
Quadrilateral 1 and quadrilateral 3 Not Congruent
Quadrilateral 1 and quadrilateral 4 Congruent
Quadrilateral 2 and quadrilateral 3 Not Congruent
Quadrilateral 2 and quadrilateral 4 Congruent
Quadrilateral 3 and quadrilateral 4 Not Congruent
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Consider the given vector field.f(x, y, z) = 5xyezi yzexk(a) find the curl of the vector field.curl f = (b) find the divergence of the vector field.div f =
(a) The curl of the vector field curl F is equal to the vector:
curl F \(=ze^{x}\)i - \((yze^{x}-5xye^{z} )j-5xe^{z} k\)
(b) The divergence of the vector field div F is equal to the expression:
div F \(=5ye^{z} +ye^{x}\)
Given,
\(f(x, y, z)=5xye^{z} i+yze^{x} k\)
a) Then, curl F
1. [Vector Field] Set up [curl F]:
curl F \(=\left[\begin{array}{ccc}i&j&k\\{\frac{\beta }{\beta x} } &\frac{\beta }{\beta y} &\frac{\beta }{\beta z} \\5xye^{z} &0&yze^{x} \end{array}\right]\)
2. [curl F] Simplify [3x3 Matrix Determinant]:
curl F \(=\left[\begin{array}{ccc}\frac{\beta }{\beta y} &&\frac{\beta }{\beta z} \\&&\\0&&yze^{x} \end{array}\right]i-\left[\begin{array}{ccc}\frac{\beta }{\beta x} &&\frac{\beta }{\beta z} \\&&\\5xye^{z} &&yze^{x} \end{array}\right] j+\left[\begin{array}{ccc}\frac{\beta }{\beta x} &&\frac{\beta }{\beta y} \\&&\\5xye^{z} &&0\end{array}\right] k\)
3. [curl F] Simplify [2x2 Matrix Determinant]:
curl F \(=\left[\begin{array}{ccc}\\\frac{\beta }{\beta y}yze^{x} -\frac{\beta }{\beta z} 0 \\\end{array}\right] i-\left[\begin{array}{ccc}\\\frac{\beta }{\beta x}yze^{x} -\frac{\beta }{\beta z}5xye^{z} \\\end{array}\right] j+\left[\begin{array}{ccc}\\\frac{\beta }{\beta x}0-\frac{\beta }{\beta y}5xye^{z} \\\end{array}\right] k\)
We can differentiate the partial derivatives using basic differentiation techniques.
\(\frac{\beta }{\beta y} yze^{x} =ze^{x}\)
\(\frac{\beta }{\beta z} 0=0\)
\(\frac{\beta }{\beta x} yze^{x} =yze^{x}\)
\(\frac{\beta }{\beta z} 5xye^{z} =5xye^{z}\)
\(\frac{\beta }{\beta x} 0=0\)
\(\frac{\beta }{\beta y} 5xye^{z} =5xe^{z}\)
Substituting in our partial derivative values, we get:
curl F \(=(ze^{x} -0)i-(yze^{x} -5xye^{z} )j+(0-5xe^{z} )k\)
\(=ze^{x}i-(yze^{x}-5xye^{z})j-5xe^{z}k\)
∴ we have found the curl of the given vector field.
b) Now div F
[Vector Field]
Set up [div F]:
div F \(=\frac{\beta }{\beta x} 5xye^{z} +\frac{\beta }{\beta y} 0+\frac{\beta }{\beta z} yze^{x}\)
We can differentiate the partial derivatives and use the same method just like when finding the curl:
\(\frac{\beta }{\beta x} 5xye^{z} =5ye^{z}\)
\(\frac{\beta }{\beta y} 0=0\)
\(\frac{\beta }{\beta z} yze^{x} =ye^{x}\)
div F \(=\frac{\beta }{\beta x} 5xye^{z} +\frac{\beta }{\beta y} 0+\frac{\beta }{\beta z} yze^{x}\)
\(=5ye^{z} +0+ye^{x}\)
\(=5ye^{z} +ye^{x}\)
Here the divergence of the given vector field.
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• Packaging of a product can cost a lot of money. Can you design
the cheapest package?
• Your task is to decide on the most cost effective and efficient
way to pack 12 golf balls. The radius of each golf ball is 1,8 cm.
All 12 golf balls fit side by side and you must design a box that
will hold the 12 golf balls with the minimum amount of wasted
card. The cost of cardboard is going to 0,01€ per cm squared.
The best arrangement can be
3 rows and 4balls each rowSo
Length of one row=1.8(4)=7.2cmWidth=1.8(3)=5.4cmHeight=1.8(2)=3.6cmSo
TSA
2(LB+BH+LH)2(5.4(7.2)+(7.2)(3.6)+3.6(5.4))2(84.24)168.48cm²Total cost
168.48(0.01)1.685€If an equation is balanced properly both sides of the equation must have the same number of.
Both sides of an equation must contain the same number of atoms in order for it to be properly balanced.
An element is balanced if it has the same amount of atoms on both sides of the equation. The equation is balanced if all the components are in balance. Equal numbers and types of each atom appear on both sides of balanced chemical equations. A balanced equation must have coefficients that are the simplest whole number ratio. Chemical reactions always conserve mass.
When the quantity of each type of atom is the same on both sides of the reaction, a chemical equation is considered to be balanced. A chemical equation should have the same number of atoms on both sides. The number of atoms for each element is conserved during a chemical reaction, despite the possibility that reactant molecules may change during the process (producing distinct molecules of product).
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Correct Question:
If an equation is balanced properly both sides of the equation must have the same number of _________________.
∠A and ∠B are vertical angles. If m∠A=(7x-20)° and m∠B=(6x-1)°,then find the measure of ∠A.
It's important to understand that vertical angles are always ≅.
So we can say that the m<A = m<B.
So we can setup the equation 7x - 20 = 6x - 1.
Start by subtracting 6x from both sides and we have x - 20 = -1.
Now add 20 to both sides to get x = 19.
If x = 19, then the m<A is 7(19) - 20 or 133 - 20 which is 113.
Answer: The measure of angle A is 113°
Step-by-step explanation:
7x - 20 = 6x -1
+20 +20
7x = 6x + 19
-6x -6x
1x = 19
x = 19
7(19) -20 = 113
6(19) - 1 = 113
On the way to her babysitting job, Mary rode her bike for the first mile. She stopped at a traffic light and waited a few minutes for the traffic light to turn green. She then walked her bike across the street and up a short steep hill. Finally, she rode the bike at a constant speed for one more mile. If Mary created a graph of her time and distance, which statement describes the part of her graph that would show no change in distance?
A.Mary used her bike to ride the first mile.
B.Mary stopped and waited for the traffic light to turn green.
C.ary walked her bike across the avenue and up a short hill.
D.Mary rode her bike at a constant speed for one mile.
Answer:mile.
B.Mary stopped and waited for the traffic light to turn green.
Step-by-step explanation:
edge 2020 its simp3l
what’s the biggest difference between an area variance and a use variance?
The main difference between an area variance and a use variance is that area variance allows for an exception to zoning regulations related to the physical characteristics of a property, while use variance allows for an exception to regulations related to the intended use of a property.
An area variance is typically granted when a property owner is unable to comply with zoning regulations related to setbacks, building height, lot coverage, or other physical characteristics of a property.
In contrast, a use variance allows a property owner to use their property for a purpose that is not permitted under the current zoning regulations. This may include using a residential property for commercial purposes or using a commercial property for residential purposes.
Use variances are generally more difficult to obtain than area variances, as they require a showing of a unique hardship or practical difficulty that cannot be addressed through other means.
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