Answer:
x > 50
Step-by-step explanation:
Let
x = number of bags of popcorns to sell
Price of each bag of popcorn = $3
You hope to earn at least $150 for the trip.
At least in inequality = >
The inequality is
Price × quantity of popcorns to sell > 150
3x > 150
Divide both sides by 3
x > 150 / 3
x > 50
A(n) ___ reflects a system's key entities and the relationship among them. data flow diagram; relational table; program flow chart; entity-relationship diagram.
An Entity-Relationship Diagram (ERD) reflects a system's key entities and the relationship among them.
What are Entity-Relationship Diagram?Entity Relationship Diagrams, sometimes referred to as ER Diagrams, ER Models, or ERDs, are a sort of structural diagram used in database architecture. The key entities included in the system scope as well as the interactions between these entities are both visually represented by an ERD's various symbols and connectors.
An Entity-Relationship Diagram (ERD) reflects a system's key entities and the relationship among them.
ERDs are commonly used in database design to visually represent the structure of a database system. They depict entities (objects or concepts) and the relationships between them, helping to model the organization of data and the interactions between entities. ERDs typically consist of entities (represented as rectangles), attributes (represented as ovals), and relationships (represented as lines connecting entities).
Therefore, the correct answer is:
Entity-Relationship Diagram.
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Annie's Pie Shop has 12 pies for sale, including 4 chocolate cream pies.
What is the probability that a randomly selected pie will be a chocolate cream pie?
Write your answer as a fraction or whole number.
The best solution gets brainlist
Answer: 1/3
Step-by-step explanation:
The probability of selecting a chocolate cream pie can be found by dividing the number of chocolate cream pies by the total number of pies:
Probability of selecting a chocolate cream pie = Number of chocolate cream pies / Total number of pies
Probability of selecting a chocolate cream pie = 4 / 12
Simplifying this fraction by dividing the numerator and denominator by 4 gives:
Probability of selecting a chocolate cream pie = 1/3
Therefore, the probability of selecting a chocolate cream pie from Annie's Pie Shop is 1/3.
Una fuente circular tiene un diámetro de 80 pulgadas conciderando que una pulgada equivale a 2.54cm cual es la medida de su ratio
Answer:
203.2cm
Step-by-step explanation:
De la pregunta anterior,
1 pulgada = 2.54 cm
80 pulgadas = x
Multiplicar cruzada
x = 80 × 2.54 cm
x = 203.2 centímetros
La medida de su relación es 203.2cm.
The diameter of a given circular fountain is 203.2 centimeters.
It is given that a circular fountain has a diameter of 80 inches.
What is the diameter?A diameter is a distance that passes through the center of the circle to the endpoint of a circle.
1 inches = 2.54 cm
Let 80 inches = x cm
x = 80 × 2.54 cm
x = 203.2 centimeter.
Therefore, the diameter of a given circular fountain is 203.2 centimeters.
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What is the length of the hypotenuse of the right triangle?
Answer:
scout is a group of noble youth
The angle bisectors of AABC are AV, BV, and CV. They meet at a single point V.
(In other words, V is the incenter of AABC.)
Suppose TV=20, CV=23, mZTCU= 34°, and m SAV=26°.
Find the following measures.
Note that the figure is not drawn to scale.
S
B
U
mZSAU =
mSBV =
SV = [
The measure of the angles is m∠SAU= 24°
What is an incenter in geometry?The incenter is the point at which all of the attitude bisectors meet in the triangle, like within the video. It is not always the middle of the triangle.
In triangle ABC, V is the incenter of the triangle.
Since, m∠SAV = 26°
And m∠SBV = 2(m ∠SAV)
= 2 × 26°
= 52°
Since Property of the incenter of a triangle;
Therefore, DG = EG = GF = 10
Since, m∠A + m∠B + m∠C = 180°
2(18)° + 34° + 2(m∠SAU) = 180°
2(m∠SAU) = 180° - 132°
m∠SAU= 24°
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What if median is higher than mean skewed?
The distribution of the data is typically considered to be skewed to the right if the median is higher than the mean.
So the distribution of the data is typically considered to be skewed to the right if the median is higher than the mean (positively skewed). In other words, the distribution's tail is longer to the right than to the left. Take the following values, for instance, 1, 2, 3, 5, 100, as part of a dataset. This dataset has a mean of 22.2 and a median of 3, with the mean being (1 + 2 + 3 + 5 + 100) / 5 = 22.2. The distribution is positively skewed with a lengthy tail of high values in this instance because the median is significantly lower than the mean. If a few extreme values in the dataset are significantly higher than the remainder of the range, the distribution may be positively skewed.
Therefore, In other words, the distribution's tail is longer to the right than to the left. Take the following values, for instance, 1, 2, 3, 5, 100, as part of a dataset. This dataset has a mean of 22.2 and a median of 3, with the mean being (1 + 2 + 3 + 5 + 100) / 5 = 22.2.
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Consider what you know about the sampling distribution of the sample proportion. This sampling distribution will become more variable as the sample size increases. O will be Normal in shape only if the sample size is at least 100. O will have a center equal to the population proportion, or p
O has a shape that is skewed to the right, regardless of sample size. O is a collection of the parameters of all possible samples of a particular size taken from a particular populatio
As per the sampling technique, Let us consider what you know about the sampling distribution of the sample proportion. this sampling distribution will have a center equal to the population proportion, or p.
Here we have to find what you know about the sampling distribution of the sample proportion. This sampling distribution will become more variable as the sample size increases.
Here for the given question, let us check all the given statements in the options
Here we know that the shape is approximately normal. Then the given option will be false.
Next, it is collection of all samples taken from the population, So the given option will be false
Now, we have to check as the sample size increases, the value of n increases. here n is the value on the denominator of the equation of standard deviation.
Therefore, due to an increase in the value of n, then there will be decreases in the standard deviation.
Then the less standard deviation means a small variance.
Therefore, as a result, as the sample size grows, the variation will be minimal.
So, the center is the same as the sample proportion p.
Therefore, this is correct.
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CAN SOMEONE HELP ME I DONT UNDERSTAND THIS!!!
Answer:
substitute the given values for m, n, and p into each problem and solve. Make sure you don't ignore minuses and negatives. Separate with parentheses to make sure you don't get confused.
Step-by-step explanation:
54: -7(-5) - 10( 3/2)
35 - 10(1.5)
35 - 15
20
55. -3mnp
-3 x (-5) x 3/2 x (-8)
15 x 1.5 x (-8)
22.5 x (-8)
-180
56. 8n / (-6p)
8(1.5) / (-6 x -8)
12 / 48
1/4 or .25
57. p squared is (-8)(-8)
2(-8)(-8)(-1.5) / (-5)
128 (-1.5) / (-5)
-192/ (-5) negatives cancel out
192/5
38.4
\(\frac{ \sqrt[3]{1} }{ \sqrt[3]{108} \sqrt[3]{y^2}}\)
Simplify the expression.
Include EXPLANATION.
The simplified expression is \(\frac{2^{1/3}}{(6)*y^{2/3} }\)
What is fraction?
A fraction is a mathematical expression that represents a part of a whole or a division of one quantity by another. It consists of two numbers separated by a horizontal line called a fraction bar or a vinculum. The number above the fraction bar is called the numerator, and the number below the fraction bar is called the denominator. Fractions can be proper, improper, or mixed. A proper fraction has a numerator that is smaller than the denominator. An improper fraction has a numerator that is greater than or equal to the denominator. A mixed fraction consists of a whole number and a proper fraction.
\(\frac{ \sqrt[3]{1} }{\sqrt[3]{108} \sqrt[3]{y^{2} } }\)
= \(\frac{1^{1/3} }{108^{1/3}*y^{2/3} }\)
= \(\frac{1}{(2^{2/3}*3)*y^{2/3} }\)
= \(\frac{2^{1/3}}{(2^{2/3}*2^{1/3}*3)*y^{2/3} }\)
= \(\frac{2^{1/3}}{(2*3)*y^{2/3} }\)
= \(\frac{2^{1/3}}{(6)*y^{2/3} }\)
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Determine the radius of convergence of the power series. \[ \sum_{k=0}^{\infty} k^{\prime}(x-4)^{k} \] 4 \( \infty \) 0 8
The power series ∑_{k=0}^∞ k'(x-4)^k has a radius of convergence R = 1.
To determine the radius of convergence of the power series ∑_{k=0}^∞ k'(x-4)^k, we can use the ratio test. The ratio test states that for a power series ∑_{k=0}^∞ a_k(x-a)^k, the radius of convergence R is given by:
R = 1/lim|a_{k+1}/a_k| as k approaches infinity.
In this case, a_k = k' and a_{k+1} = (k+1)'. Taking the limit as k approaches infinity, we have:
lim|a_{k+1}/a_k| = lim|(k+1)'/k'| = lim|(k+1)/k| = 1.
Therefore, the radius of convergence R is equal to 1.
The question is:
Determine the radius of convergence of the power series. ∑_{k=0}^{oo} k' (x-4)^{k}
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What is the measure of angle J in the triangle below? options
a)99⁰
b)42⁰
c)9⁰
d)48⁰
A new sound system for your car costs $1,500. You are able to save
$400 a month for the sound system. Will you be able to buy it in
3 months? If not, how much more money will you need?
Answer:
well you cant buy it in 3 months because that would equal 1,200$
so you would need 300$ more to buy the sound system
Step-by-step explanation:
Hope this Helps
Which equation is true if x = 9? A:3/8 x = 3 3/8 B: 8.7 + x = 17 X: 5x = 40 x:11.5 = 20
Answer:
the answer might be A meaning Sis TV correct one
can someone please do this math problem with process shown
here ...
let us suppose breadth of the room be x.
then, length = 2x
now ,the cost of plastering the floor is RS 1080 at rate of RS 15 per ...
hence
the area of floor{length *breadth} =1080/15
x*2x=72
or,2x^2=72
or,x=√(72/2)
hence, the value of x= 6m
(ie. breadth {x}=6. &. length {2x}=12)
again....
we have ,
volume of the room (length *breadth*height)is 396m^3
12*6*height=396
72*height=396
height=396/72
hence , height=5.5
we know,
the area of 4 walls = 2( length+breadth)*height
=2(12+6)*5.5
=198
hence the cost of plastering 4 walls at the rate of RS 20 per SQ meter = 198*20=RS 3960
anil completes the 72km journey from bristol to cardif in 48 mins the then drives 69km to swansea from cardif at an average speed of 60km/h work out anils average speed (in km/h) for this total journey from Bristol to Swansea plz help
Answer:
72.3
Step-by-step explanation:
(72+69)/1,95
Answer:
72.3
Step-by-step explanation:
Find the slope through the pair of points: (-6, 9) and (7, -9)
Write the linear equation that gives the rule for this table. x f(x) 1 22 2 23 3 24 4 25 Write your answer as an equation with f(x) first, followed by an equals sign.
Answer:
umm that doesn't make a whole lot of sense if its multiple choice can you give us the options please sorry I couldn't answer
Step-by-step explanation:
find the value of x?
Answer:
30
Step-by-step explanation:
The sum of the angles of a triangle is 180
x+34 +116 = 180
Combine like terms
x+150 = 180
Subtract 150 from each side
x+150-150 = 180-150
x = 30
using the angle sum property of triangle.
According to this, sum of all angles of a triangle is equal to 180°
x° + 116° + 34° = 180°
x° + 150° = 180°
x° = 180° - 150°
x° = 30°
Please hurry. Need done fast.
Answer:
Step-by-step explanation:
Remark
You could use a formula to solve this
Cost per pound = Total Cost / # pounds
Problem One
Cost per pound = ?
Total Cost = 13.46
# pounds = 3.47
Solution
Cost per pound = 13.46/3.47 = 3.88 dollars / pound
Problem Two
Total Cost = 18.75
# pounds = 5.15
Solution
Cost per pound = 18.75 / 5.15 = 3.64 dollars / pound
answer asap pllssssss
Answer:
Equation: 6 = 1w + 1
W = 5
Step-by-step explanation:
Gosh I haven't done that stuff in a while- LeTs SeE iF I cAn ReMeMbEr ThE bAsIcS
So one one side obviously you have about 6 of those ones. And on the other is one of those 1 and a W. W most likely equals 5 if those are equal too.
Sorry If i'm incorrect. This proves I do need to relearn a thing or two
Answer:
equation: 6= w+1
w= 5
Step-by-step explanation:
Enter the equation of the line in slope-intercept form.
The line parallel to y = −x that passes through (7, 2.5).
The equation of the line that passes through (7, 2.5) is y = .
2. Enter the equation of the line in slope-intercept form.
The line parallel to y =
7
4
x + 4 that passes through (−8, 0).
The equation of the line that passes through (−8, 0) is y = .
Answer:
y = -x + 9.5
this is the answer to the line parallel to y=-x that passes through (7, 2.5)
5. It took Kiara 35.25 minutes to finish her chores on Saturday, while it took her brother Derek
357 minutes to finish his chores. Which sibling finished their chores the fastest?
Kiara finished their chores the fastest.
Here,
Kiara 35.25 minutes to finish her chores on Saturday, while it took her brother Derek 357 minutes to finish his chores.
What is minimum time?
Minimum Time Requirement means the minimum number of days the assignment must last before the employee may be compensated at the higher rate.
Now,
Kiara takes 35.25 minutes to finish her chores on Saturday.
And, Her brother Derek take 357 minutes to finish his chores.
⇒ 357 minutes = 5 hours 57 minutes
Clearly,
35.25 < 357 minutes
Hence, Kiara finished their chores the fastest.
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5. Mila is preparing to travel from the United States to Belgium, a member of the European Union, and wants to exchange $80 USD to euros. She finds that the curren exchange rate is €0.85 EUR to $1 USD. If Mila exchanges $80 USD, how much mone will she receive in euros? (Example 4)
Mila will receive 68 EUROS of money after the exchange of 80 US dollar.
What is meant by USD?USD is the official money currency of united states of America.. its symbol of representation is $., also value of 1 US$ =82 rupee.
What is meant by EURO?Unit of money used in other countries of European union is known as euro, also value of 1 EURO=87 rupee.
According to the given data in the question,
1 USD =0.85 EURO
80 USD = 0.85*80 EURO
80 USD= 68 EURO
Hence 80USD will be converted to 68 EUROS
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Helpppp me plz, algebra 1.
Estimate the product. Then find the exact product,
7.9(10.1)
estimated product = 80, exact product = 7.97
estimated product = 80, exact product = 79.79
estimated product = 80, exact product = 797
estimated product = 80, exact product = 7,979
Answer:
estimated product = 80, exact product = 79.79
for a posttest following anova, there are four different treatment groups. how many pairwise comparisons must be made to gain a complete understanding of which treatment effects differ significantly from others? a. 4 b. 6 c. 12 d. 24
There are 6 pairwise comparisons that need to be made in order to gain a complete understanding of which treatment effects differ significantly from others.
In order to determine which treatment effects differ significantly from others, we need to make pairwise comparisons between all possible pairs of treatment groups. Let's consider an example with four treatment groups labeled A, B, C, and D.
To determine which treatment effects differ significantly from others, we need to compare the mean scores of each treatment group with the mean scores of every other treatment group. This means we need to make the following pairwise comparisons:
A vs B
A vs C
A vs D
B vs C
B vs D
C vs D
Therefore, there are 6 pairwise comparisons that need to be made in order to gain a complete understanding of which treatment effects differ significantly from others.
It's worth noting that when making multiple pairwise comparisons, there is an increased risk of making a Type I error (i.e., rejecting the null hypothesis when it is actually true) due to the multiple testing problem. To control for this, researchers may choose to adjust the significance level or use methods such as the Bonferroni correction to adjust the p-values of the individual tests.
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Mr. Stevenson wants to cover the patio with concrete sealer. What is the area he will need to cover with concrete sealer? Find the approximation using 3.14
Mr. Stevenson will need to cover approximately 314 square feet of the patio with concrete sealer.
How to solveTo calculate the area of a circle, we can use the formula:
Area = π * r^2
where π (pi) is around 3.14, and r is the radius of the circle. In this example, the radius is 10 feet.
Area = 3.14 * (10 ft)^2
Area = 3.14 * 100 sq ft
Area ≈ 314 sq ft
So, Mr. Stevenson will need to cover approximately 314 square feet of the patio with concrete sealer.
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What is the area of a circular patio with a radius of 10 feet, using the approximation of pi as 3.14?
8.4\times 10^{-3}+4.7\times 10^{-2} 8.4×10 −3 +4.7×10 −2
The value of the expression (8.4 × 10^-3) × (7 × 10^-2) is 5.88 × 10^-4.
How to calculate the value of the expression?The exponent is the number of times that a number is multiplied by itself. It should be noted that the power is an expression which shows the multiplication for the same number.
The expression is given as:
(8.4 × 10^-3) × (7 × 10^-2)
= 0.0084 × 0.07
= 0.000588
= 5.88 × 10^-4
The value of the expression is 5.88 × 10^-4.
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LOGIC, Use the model universe method to show the following invalid.
(x) (AxBx) (3x)Ax :: (x) (Ax v Bx)
The conclusion "(x)(A(x) ∨ B(x))" is false since there exist elements (e.g., 1) that satisfy B(x) but not A(x).
To show that the argument is invalid using the model universe method, we need to find a counterexample where the premises are true, but the conclusion is false.
Let's consider the following interpretation:
Domain of discourse: {1, 2}
A(x): x is even
B(x): x is odd
Under this interpretation, the premises "(x)(A(x) ∧ B(x))" and "(∃x)A(x)" are true because all elements in the domain satisfy A(x) ∧ B(x), and there exists at least one element (e.g., 2) that satisfies A(x).
However, the conclusion "(x)(A(x) ∨ B(x))" is false since there exist elements (e.g., 1) that satisfy B(x) but not A(x).
In this counterexample, the premises are true, but the conclusion is false, demonstrating that the argument is invalid using the model universe method.
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Consider the function g(x)=−(x−1)^3−2. Which ordered pair lies on the inverse of the function?
(62,−3)
(−4, 123)
(3, 1)
(3,−6)
The ordered pair lie on the inverse of the function is (62,−3).
Option A is the correct answer.
What is a function?A function is a relationship between inputs where each input is related to exactly one output.
Example:
f(x) = 2x + 1
f(1) = 2 + 1 = 3
f(2) = 2 x 2 + 1 = 4 + 1 = 5
The outputs of the functions are 3 and 5
The inputs of the function are 1 and 2.
We have,
f(x) = -(x - 1)³ - 2
The inverse of f(x).
y = -(x - 1)³ - 2
interchange x and y and solve for y.
x = -(y - 1)3 - 2
(y - 1)³ = -2 - x
(y - 1)³ = -(2 + x)
Cuberoot on both sides.
y - 1 = ∛-(2 + x)
y = ∛-(2 + x) + 1
Now,
Substitute in the inverse of g(x).
(62, -3) = (x, y)
(−4, 123) = (x, y)
(3, 1) = (x, y)
(3,−6) = (x, y)
So,
y = ∛-(2 + x) + 1
y = ∛-(2 + 62) + 1
∛-1 = -1
y = -1∛64 + 1
y = -1 x 4 + 1
y = -4 + 1
y = -3
So,
(62, -3) ______(1)
And,
y = ∛-(2 + x) + 1
y = ∛-(2 - 4) + 1
∛-1 = -1
y = ∛(-2 + 4) + 1
y = ∛2 + 1
y = 1.26 + 1
y = 2.26
So,
(-4, 2.26) _______(2)
And,
y = ∛-(2 + x) + 1
y = ∛-(2 + 3) + 1
∛-1 = -1
y = -1∛5 + 1
y = -1 x 1.71 + 1
y = -1.71 + 1
y = -0.71
So,
(3, -0.71) _______(3)
And,
y = ∛-(2 + x) + 1
y = ∛-(2 + 3) + 1
∛-1 = -1
y = -1∛5 + 1
y = -1 x 1.71 + 1
y = -1.71 + 1
y = -0.71
So,
(3, -0.71) ______(4)
Thus,
From (1), (2), (3), (4) we see that,
(62, -3) is the solution to the inverse of g(x).
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hi help please thanks
Answer:
Angle 2 + Angle 3 = 180 degrees
Step-by-step explanation:
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