Answer:
19
Step-by-step explanation:
If it takes 5 cups to make each cake Henry can make 19 cakes.
Roberto compró 6 cd's y 10 revistas en $ 900.00 pesos; en la misma tienda su amiga María compró 10 cd's y 4
revistas en $ 1.220.00 pesos. ¿ Cual es el sistema de ecuaciones con dos incognitas que representa el problema?
The system of linear equation that represent this problem is
6x + 10y = 900
10x + 4y = 1220
What is the system of equation?Let's represent the number of CDs Roberto bought as x and the number of magazines as y
The problem states the following information:
Using the variables; x and y as given;
1. Roberto bought 6 CDs and 10 magazines for $900.00 pesos. This can be represented as the equation:
6x + 10y = 900
2. María bought 10 CDs and 4 magazines for $1,220.00 pesos. This can be represented as the equation:
10x + 4y = 1220
So, the system of equations representing the problem is:
6x + 10y = 900
10x + 4y = 1220
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Translation: Roberto bought 6 cd's and 10 magazines for $900.00 pesos; In the same store, her friend María bought 10 CDs and 4
magazines at $1,220.00 pesos. What is the system of equations with two unknowns that represents the problem?
Determine the equation of the line in slope-intercept form (y = mx + b).
Answer:
y=3x-12
Step-by-step explanation:
to find slope we use y2-y1/x2-x1 by using any 2 points on the graph
(0,-12) (4,0)
0-(-12)/4-0)
12/4
3
The slope is 3
The y intercept is -12 since it crosses the y axis when y=-12
So we write those is y=Mx+b format where m is the slope and b is the y intercept
y=3x-12
Hopes this helps please mark brainliest
According to the IRS, taxpayers calling the IRS in 2017 waited 13 minutes on average for an IRS telephone assister to answer. Do callers who use the IRS help line early in the day have a shorter wait? Suppose a sample of 50 callers who placed their calls to the IRS in the first 30 minutes that the line is open during the day have a mean waiting time of 11 minutes before an IRS telephone assister answers. Based on data from past years, you can assume that the standard deviation of waiting times is 8 minutes. Using these sample results, can you conclude that the waiting time for calls placed during the first 30 minutes the IRS help line is open each day is significantly less that the overall mean waiting time of 13 minutes? Use alpha=0.05
Calculate the test statistic
P-value = 0.0384
As P-value < 0.05, reject the null hypothesis.
What is test statistic?A statistic (a number obtained from the sample) used in statistical hypothesis testing is known as a test statistic. Usually, a hypothesis test is described in words.
A test statistic is a figure obtained from a statistical analysis. It explains how distant your observed data is from the null hypothesis, which states that there is no correlation between the variables or distinction between the sample groups.
The alternative and null hypotheses are listed below.
Lack of hypothesis H0: μ = 13
Ha: 13 Alternative Hypothesis
Statistical test, z = (xbar - mu)/(sigma/sqrt(n))
z = (11 - 13)/(8/sqrt(50))
z = -1.77
Region of Rejection
For α= 0.05, this is a left-tailed test.
Z has a critical value of -1.645.
Therefore, if z -1.645, reject H0 and accept the null hypothesis.
P-value Approach
P-value = 0.0384
As P-value < 0.05, reject the null hypothesis
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When a metal is placed in an a........ there is a chemical reaction. lol this is not maths
Step-by-step explanation:
you are my 7 year old are the only ones 6th in a world to make it to make a simple decision about you are you fresh out there in the United kingdom of America you have a great life in a country in the United kingdom of the world and inventor of the world is a good thing to be a great person but you can also find the right to be able and the way of the freash
(h(1) = 9
h(2) = 3
h(n) = h(n - 2)•h(n - 1)
h(3) =
Answer: 27
Step-by-step explanation:
What is true about the figure? In the figure, angles C and D are a Therefore angle C must measure
Answer
In the figure, angles C and D are a
✔ linear pair
Therefore, angle C must measure
✔ 56°
Step-by-step explanation:
In the given figure, the C and D are considered to be linear pair and the measure of the c should be 56 degrees.
What is linear pair?
It should be created at the time when the two lines should be intersected with each other at the single point. Also if they are adjacent to each other
Moreover, the sum of the angles for the linear pair should be 180 degrees
Since angle D = 124 degrees
So here angle C should be
= 180 - 124
= 56 degrees
Hence, In the given figure, the C and D are considered to be linear pair and the measure of the c should be 56 degrees.
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Yoko paid $10.70 for stamps. She bought three times as many
25 cent stamps as 14 cent stamps, twice as many 2 cent stamps
as 25 cent stamps and the same number of one-cent stamps as
2 cent stamps. How many stamps of each type did Yoko buy?
punta ka Google then search mo 'yang tanong mo
di'ba Sabi ni'la Alam ni google lahat ka'ya Alam ni google 'yan
Answer:
30 of 25 cent, 10 of 14 cent, 60 of 2 centStep-by-step explanation:
Note: it must be typo 10.70, changed to 10.10Number of 25 cent stamps = x
Number of 14 cent stamps = y
Number of 2 sent stamps = z
Total = $10.10 = 1010 ¢x = 3yz = 2x ⇒ z = 6ySolving equation
25x + 14y + 2z = 101025(3y) + 14y + 12y = 101075y + 26y = 1010101y = 1010y = 1010/101y = 10The finding x and z
x = 3*10 = 30z = 6*10 = 60An exterior angle and the interior angle of a regular polygon added pressure toast to 7 find the number of sides of the polygon
Step-by-step explanation:
I hope this answer is helpful ):
For each of the following statements, indicate whether it is TRUE or FALSE 1. Kruskal's algorithm is best suited for the dense graphs than the prim's algorithm. 2. Every graph has only one minimum spanning tree. 3. A greedy algorithm can be used to solve all the dynamic programming problems. 4. Insert and search are the only operations are done in a hash table. 5. In dynamic programming, if a problem can be broken into subproblems which are reused several times, the problem possesses overlapping subproblems property. 6. To restore the AVL property after inserting an element, we start at the insertion point and move towards root of that tree. 7. The root of a red-black tree should have a color which is either red or black. 8. Merge sort uses divide and conquer technique to sort the elements. 9. A tree of n vertices contains n−1 edges. 10. In linear probing, the cost of an unsuccessful search can be used to compute the average cost of a successful search
1. Kruskal's algorithm is best suited for dense graphs than Prim's algorithm is false statement.
2. Every graph has only one minimum spanning tree is false statement.
3. A greedy algorithm can be used to solve all dynamic programming problemsis false statement.
4.Insert and search are the only operations done in a hash tableis false statement.
5. In dynamic programming, if a problem can be broken into subproblems that are reused several times, the problem possesses overlapping subproblems property is true statement
6. To restore the AVL property after inserting an element, we start at the insertion point and move towards the root of that tree is true statement
7. The root of a red-black tree should have a color that is either red or black is true statement
8.Merge sort uses the divide and conquer technique to sort the elements is true statement
9. A tree with n vertices contains n-1 edges is true statement
10. In linear probing, the cost of an unsuccessful search can be used to compute the average cost of a successful search is true statement
Kruskal's algorithm and Prim's algorithm are both used to find minimum spanning trees in graphs.
A graph can have multiple minimum spanning trees if there are multiple sets of edges with the same minimum total weight.
Greedy algorithms and dynamic programming are different techniques. While greedy algorithms make locally optimal choices at each step, dynamic programming involves solving subproblems and using their solutions to build up to the main problem.
. In addition to insert and search operations, a hash table also supports other operations such as delete, update, and iteration over the stored elements.
The overlapping subproblems property is a characteristic of dynamic programming. If a problem can be divided into subproblems, and the solutions to these subproblems are reused multiple times, then the problem possesses the overlapping subproblems property.
To restore the AVL property, we start at the insertion point and move towards the root, performing necessary rotations and adjustments along the way.
In a red-black tree, the root node is always colored black. This property ensures that the black height (the number of black nodes on any path from the root to a leaf) remains the same for all paths in the tree.
Merge sort is a sorting algorithm that uses the divide and conquer technique. It recursively divides the input array into smaller subarrays, sorts them individually, and then merges the sorted subarrays to produce the final sorted array.
In a tree, the number of edges is always one less than the number of vertices. This property holds true for all trees, regardless of their structure or type.
In linear probing, if an unsuccessful search is performed, it continues to probe the next slots in a linear manner until an empty slot is found or the entire table is searched. The cost of an unsuccessful search is the number of probes required.
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Given m||n, find the value of x.
+
mm
(6x-20)
(6x-4)
PLS HELP ASAP
Answer:
17°
Step-by-step explanation:
SEE THE IMAGE FOR SOLUTION
HOPE IT HELPS
HAVE A GREAT DAY
Answer:
x=17
Step-by-step explanation:
The angles add to 180
6x-20 + 6x-4 = 180
Combine like terms
12x -24 =180
Add 24 to each side
12x = 180+24
12x = 204
12x/12 = 204/12
x =17
Which term best describes the number of solutions that will maximize the function below given the constraints listed?
(Assume that x >0and y>0.)
x + 2<5
x-y<2
F(x,y) = 2x+y
unbounded
b. one optimal solution
a.
C.
infeasible
d. alternate optimal solutions
Answer:
b
Step-by-step explanation:
i took the quiz
In what ways are the two sides of the display similar? O Neither set of data have any outliers. O The majority of observations are between 5 and 9 MPa for both sets of data. O Both sets of data have outliers in the data. O The majority of observations are between 10 and 14 MPa for both sets of data
We can show similarity in the two sides of the display in the following ways:
1. Neither set of data has any outliers.
2. The majority of observations are between 5 and 9 MPa for both sets of data.
However, the statement "Both sets of data have outliers in the data" is contradictory to the first statement, and the statement "The majority of observations are between 10 and 14 MPa for both sets of data" is contradictory to the second statement. Therefore, these statements cannot be used to describe the similarities between the two sides of the display.
Based on the given options, the similarity between the two sides of the display is that the majority of observations are within a similar range for both sets of data. Specifically, option B states that "the majority of observations are between 5 and 9 MPa for both sets of data." Therefore, this is the common similarity between the two sides of the display.
The other options suggest differences between the two sets of data, such as the presence or absence of outliers and differences in the range of values observed.
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two Friends have agreed to do a job with pace $2,000 total together there receive apart payment Of 0.25 Of the total amount How much of part payment should reach friend receive ,if they split it equally?
A.$250
B.500
C.$1000
D.1500
Write the equation of the line, given the y and x-intercepts.
y-intercept = –2, x-intercept = –3
(need help asap so please hurry thank you!!)
Answer:
y = -(2/3)m - 2
Step-by-step explanation:
recall that the general equation of a straight line in slope-intercept form is
y = mx + b
where, m is the slope and b is the y - intercept
here we are given that the y - intercept is -2, hence the equation becomes:
y = mx + (-2)
or
y = mx -2
we are also given that the x-intercept is -3, which means that when y = 0, x = -3 (simply substitute this into our new equation to solve for m)
0 = m(-3) -2
0 = -3m - 2 (add 3m to both sides)
3m = -2 (divide both sides by 3)
m = -(2/3)
hence our equation is now
y = -(2/3)m - 2
plz help Write an expression to represent each statement below: The sum of 3 times a number and 14 *
Answer:
3x*14
Step-by-step explanation:
The sum of = A number or addition
A Number = Variable or given number
And = Multiplication/Multiply By
if r = 0.97, as the independent variable b increase, one would expect the dependent variable to
Answer: THE ANSWER TO YOUR QUESTION IS "ONE WOULD EXPECT THE DEPENDENT VARIABLE TO INCREASE!
find an equation of the line that satisfies the given conditions. through (4, 9), parallel to the y-axis
We can write the line's equation as y = 5.
What is the slope of a line?The slope of a line can indicate how the line behaves and changes its value. As we know, an increasing line is inclined to the right, whereas a decreasing line is inclined to the left. Furthermore, the steeper the line, the greater the change in value with respect to the independent variable.
To find the equation:
With the given conditions, we find the equation of the line.
We begin by recognizing that we can write the line's expression in the point-slope form, which is expressed as:
\(y-y_0=m\left(x-x_0\right)\)Where \(\left(x_0, y_0\right)\) is the point through which the line passes and m is the slope We have already been given the point:
\(\left(x_0, y_0\right)=(4,5)\)Which the line passes through.
We are also told that the line is parallel to the x-axis. The x-axis, as we know, is a horizontal line, indicating that the slope is zero, or m = 0.We now write the line's equation:
\(\begin{gathered}y-y_0=m\left(x-x_0\right) \\y-5=(0)(x-4) \\y-5=0 \\y=5\end{gathered}\)
Therefore, we can write the line's equation as y = 5.
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The complete question is given below:
Find an equation of the line that satisfies the given conditions. Through (4,5), parallel to the x-axis.
What is the measure
Answer:
the angles are m = 100, k = 50
Help with this please
Answer:
180-132 = 48
C. 48 degrees
now fit a logistic model with a single explanatory variable mcat scores. why is the null deviance the same as that from part a.?
The MCAT scores variable can predict some of the variation in the response variable.
The logistic regression model is a type of regression analysis that is widely used in various fields. A logistic model can be fitted using the glm() function in R. Now fit a logistic model with a single explanatory variable, MCAT scores.In logistic regression, the null deviance is the deviance for a model that has only the intercept. The null deviance will always be equal to the residual deviance if the model has only the intercept.The null deviance is calculated based on the difference between the saturated and null models' likelihoods. It is the amount of variation in the response variable that cannot be explained by the model when no predictor variables are used. When the single predictor variable MCAT scores is added to the null model, it reduces the null deviance by 11.59. This is significant because it indicates that the MCAT scores variable can predict some of the variation in the response variable.
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The regular price of an item is $150. The item is on sale at a discount rate of 30%.
What is the sale price of the item?
$45
$105
$120
1970
Answer:
$105
Step-by-step explanation:
30% of 150 is 45.
150-45 = 105
Hope that helps
Select the correct answer.
Answer:
B
Step-by-step explanation:
Theo's Shake Shack ("the Shake Shack") has an extremely secretive recipe for cooking burgers in its restaurant. The Shake Shack considers this recipe a trade secret, as that is one of the reasons it is in business. Ten years after the Shake Shack opens, Betty's Burger Joint starts using the same recipe, which it formulated independently of the Shake Shack. The owners of the Shake Shack sue the owners of Betty's Burger Joint for infringement on the intellectual property. Who will win the law suit and why? The owners of Betty's will win because trade secrets do not hold any protection value if another party stumbled on the same idea. The judge will rule that both parties can use the burger cooking technique because there is not enough evidence to decide. The owners of the Shake Shack will win because they had the trade secret for over ten years before Betty's began using it. The owners of Betty's will win because they, did not know they were infringing on someone's intellectual property. The owners of the Shake Shack will win because it is widely believed that the formula of both stores is the same.
The owners of the Shake Shack are likely to win the lawsuit against the owners of Betty's Burger Joint. The protection of trade secrets extends to situations where unauthorized acquisition or use occurs, even if the information was independently formulated.
The owners of the Shake Shack will likely win the lawsuit against the owners of Betty's Burger Joint. Here's why:
Trade secrets are a form of intellectual property protection that applies to confidential and proprietary information that provides a business with a competitive advantage. To successfully sue for infringement on a trade secret, the following elements generally need to be proven:
1. The information qualifies as a trade secret: The Shake Shack's recipe for cooking burgers is explicitly mentioned as a trade secret, implying that it meets the criteria for trade secret protection.
2. The information was kept secret: The Shake Shack has taken measures to keep the recipe confidential, which strengthens its claim to trade secret protection.
3. The information has economic value: The Shake Shack's recipe is considered a significant part of its business and contributes to its success, indicating that it holds economic value.
4. The recipe was misappropriated: Misappropriation occurs when someone acquires, uses, or discloses a trade secret without authorization. In this scenario, Betty's Burger Joint starting to use the same recipe would likely be seen as misappropriation.
5. Independent formulation is not a defense: The fact that Betty's Burger Joint formulated the recipe independently would not necessarily absolve them of liability. Trade secret protection extends to situations where the information was independently discovered or developed but is still acquired or used without authorization.
Based on these points, it is likely that the owners of the Shake Shack will win the lawsuit. The Shake Shack's trade secret recipe, which has been kept confidential for ten years, holds economic value and is misappropriated by Betty's Burger Joint. The independent formulation by Betty's Burger Joint does not provide a valid defense.
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Tonya brought a jacket for $34.23 a pillow for $11.75 and a baseball cap for $16.25 she paid $50 and the rest ship out for my friend is Tonia got $7.77 in change from the cashier how much did she fall from Friend to pay for all the items
Based on mathematical operations, the amount that Tonya received from the friend, who bought a jacket for $34.23, a pillow for $11.75, and a baseball cap for $16.25 while paying $50 but receiving a change of $7.77, is $20.
What are the mathematical operations?The basic mathematical operations used her are addition and subtraction.
Other basic mathematical operations include division and multiplication.
The cost of a Jacket = $34.23
The cost of a pillow = $11.75
The cost of a baseball cap = $16.25
The change received from the cashier = $7.77
The total amount = $70 ($34.23 + $11.75 + $16.25 + $7.77)
The amount Tonya paid = $50
The amount she received from the friend = $20 ($70 - $50)
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Complete Question:Tonya bought a jacket for $34.23, a pillow for $11.75, and a baseball cap for $16.25. She paid $50 and the rest she got from my friend. Tonia got $7.77 in change from the cashier. How much did she receive from a Friend to pay for all the items?
Find the distance between the integers on a number line. 9 and -9
Answer:
18 units
Step-by-step explanation:
First, -9 to 0 is 9 units. Next 0 to 9 is also 9 units. Added up, this gives a total of 18 units.
Hope this helps! :)
Answer:
18
Step-by-step explanation:
You can do this two ways:
From -9 to 0, the distance is 9 units.
From 0 to 9, the distance is 9 units.
Add the two distances together, and you get 18 units.
You can also do this with the distance formula for a number line.
The distance, d, between numbers a and b on the number line is:
d = |a - b|
Our numbers are -9 and 9. It does not matter which number you call a and which you call b. Since the expression has absolute value in it, the answer will always come out non-negative.
d = |-9 - 9| = |-18| = 18
If you do it the other way, you get:
d = |9 - (-9)| = |9 + 9| = |18| = 18
find dy/dx.x = t2, y = 6 − 8t
The differentiation of the function is -4/t.
Given are two equations x = t², y = 6 - 8t, we need to find \(\mathrm {\frac{dy}{dx} }\).
So,
To find \(\mathrm {\frac{dy}{dx} }\), we can use the chain rule of differentiation.
The chain rule states that if y is a function of u and u is a function of x, then the derivative of y with respect to x \(\mathrm {\frac{dy}{dx} }\) is given by:
\(\mathrm {\frac{dy}{dx} = \frac{dy}{du} \times \frac{du}{dx}}\)
Since here the equations are simpler so we will just find the derivatives with respect to t and then divide both the derivates.
In this case, we have x = t² and y = 6 - 8t.
Differentiating x = t² w.r.t. t, we get,
\(\mathrm {\frac{dx}{dt} = 2t}\)
Similarly,
Differentiating y = 6 - 8t w.r.t. t, we get,
\(\mathrm {\frac{dy}{dt} = -8}\)
Now, dividing both the derivates, we get,
\(\mathrm {\frac{dy}{dt} \ \div \mathrm {\frac{dx}{dt} }}\)
\(\mathrm {\frac{dy}{dt} \ \times \mathrm {\frac{dt}{dx} }}\\\\ = \frac{-8}{2\mathrm t} \\\\ = \frac{-4}{t}\)
Hence the differentiation of the function is -4/t.
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Evaluate the definite integral. Use a graphing utility to verify your result.\(\int\limits^2_0 ({9-t)\sqrt{t} } \, dt\)
The shaded area under the curve is approximately 9.11, which confirms our result.
What is integral?In calculus, an integral is a mathematical object that represents the area between a curve and the x-axis. It is a fundamental concept in calculus, and is used to calculate quantities such as the area under a curve, the volume of a solid, and the work done by a force. The process of finding an integral is called integration, and it involves finding an antiderivative (or indefinite integral) of a function, which is a function whose derivative is equal to the original function. The definite integral is then calculated by evaluating the antiderivative at two limits, which represent the beginning and end points of the area being calculated.
Here,
We can start by expanding the integrand using the distributive property:
(9 - t)√t = 9√t - t√t
Now we can integrate each term separately using the power rule of integration:
∫(9 - t)√t dt = ∫9√t dt - ∫t√t dt
= 18/2 * \(t^{(1/2)}\) - 2/3 * \(t^{(3/2)}\) + C
where C is the constant of integration.
Evaluating the definite integral from 0 to 2:
∫(9 - t)√t dt from 0 to 2 = [18/2 * \(2^{(1/2)}\) - 2/3 * \(2^{(3/2)}\)] - [18/2 * \(0^{(1/2)}\) - 2/3 * \(0^{(3/2)}\)]
= 9√2 - 4/3
≈ 9.11
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A heater uses 3 units of electricity in 40 mins. How many units does it use in 2 hours?
Math Due soon pls help :)
HELP A BRUVUH OUT
===========================================================
Explanation:
The volume of the rectangular block is:
V = L*W*H = 5*14*2 = 70*2 = 140 cubic cm.
Now move onto the triangular prism.
The triangular face has a base of 5 cm and height of 4, so the area of this face is
A = base*height/2 = 5*4/2 = 20/2 = 10 square cm
Multiplying this with the depth of the prism tells us the volume is
V = (area of the base)*(depth) = (10 sq cm)*(14 cm) = 140 cubic cm
Therefore, the prisms have the same volume.
Answer: Choice C
===========================================================
Explanation:
The volume of the rectangular block is:
V = L*W*H = 5*14*2 = 70*2 = 140 cubic cm.
Now move onto the triangular prism.
The triangular face has a base of 5 cm and height of 4, so the area of this face is
A = base*height/2 = 5*4/2 = 20/2 = 10 square cm
Multiplying this with the depth of the prism tells us the volume is
V = (area of the base)*(depth) = (10 sq cm)*(14 cm) = 140 cubic cm
Therefore, the prisms have the same volume.
im desperate i will give brianlist
Answer:
the second one
Step-by-step explanation:
to numbers cant have the same second number