1. For every additional ounce of popcorn, the price increases by $0.20
2. A 60-ounce bag of popcorn would cost $16.
3. A 1-ounce bag of popcorn would cost $4.20.
What is an expression?A mathematical expression is a phrase that depicts a value or set of values by combining numbers, variables, and mathematical operations. It is frequently utilized in algebra to solve problems and represent mathematical relationships, and it can be simple or complex.
1. To find out how much the price increases per ounce of popcorn, we can calculate the price difference between the two smallest bag sizes:
Price increase per ounce = (Price of 20 oz bag - Price of 10 oz bag) / (20 oz - 10 oz)
Price increase per ounce = ($8 - $6) / (20 oz - 10 oz)
Price increase per ounce = $2 / 10 oz
Price increase per ounce = $0.20 per ounce
Therefore, for every additional ounce of popcorn, the price increases by $0.20.
2. To find the price of a 60-ounce bag of popcorn, we can use linear interpolation. We can assume that the relationship between volume and price is linear, and use the two closest data points to estimate the price. The closest data points are 48 oz for $13.6 and 35 oz for $11.
Price increase per ounce = ($13.6 - $11) / (48 oz - 35 oz)
Price increase per ounce = $2.6 / 13 oz
Price increase per ounce = $0.20 per ounce
Price of 60 oz bag = $11 + $0.20 × (60 oz - 35 oz)
Price of 60 oz bag = $11 + $0.20 × 25 oz
Price of 60 oz bag = $16
Therefore, a 60-ounce bag of popcorn would cost $16.
3. To find the price of a 1-ounce bag of popcorn, we can use the same linear relationship and plug in 1 oz for the volume:
Price of 1 oz bag = $6 + $0.20 × (1 oz - 10 oz)
Price of 1 oz bag = $6 - $0.20 × 9 oz
Price of 1 oz bag = $4.20
Therefore, a 1-ounce bag of popcorn would cost $4.20
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two students simplified the expressions shown. describe each student's mistake and give the correct simplified expression.
Tyrell ) 16 - 2 (4 + 3x)
16 - 8 + 3x
3x + 8 -5x
A. Describe tyrell's mistake:
B. What is the correct simplified expression?:
A. Tyrell's mistake was he did not open the bracket properly.
B. The correct simplified expression is 8 -6x.
From the question,
Tyrell simplified the expression 16 - 2 (4 + 3x) as 16 - 8 + 3x.
Tyrell's mistake was he did not open the bracket properly. He was supposed to multiply the term outside (-2) by each of the terms inside the bracket (4 and +3x). The correct simplified expression is as follows16 - 2 (4 + 3x)
First, open the bracket by distributing -2. We get
16 -8 -6x
Simplifying further, we get
8 -6x
Hence, the correct simplified expression is 8 -6x.
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Can I get help please!
A drawer contains three red marbles, four green marbles, and five blue marbles. One marble is taken from the drawer and then replaced. Another marble is taken from the drawer. The problem models: a dependent event. independent events.
Answer:
independent events
Step-by-step explanation:
dependent is when the previous event affects the outcome of the next event.
Ex: When I draw a card without replacement at first I will have 52 cards. Once I draw the card, I will have only 51 cards to choose from.
Independent event is when the outcome is not related.
Example like the problem given to you
5 miles = 5,000 feet
O A. True
O B. False
Answer:
1 miles is 5280 so False
Step-by-step explanation:
Helppp plz!!! Quick quick quick
Answer:
Increasing interval
Step-by-step explanation:
What is the solution for the system of equations {4x−3y=36x−2y=4?
Answer:
x = 1/25
y = 32/25
Step-by-step explanation:
PLEASE HELP
A teacher buys 4.75 ounces of s compound for an experiment. the compound costs $5.92 per ounce. the teacher pays with a 50 dollar bill. how much change does the teacher receive?
Answer:
21.88
Step-by-step explanation:
Answer:
21.88
Step-by-step explanation:
The price of a venti vanilla bean Frappuccino from Starbucks is $4.45, but you have only $3 with you. Your friend is working and gets you a discount of 20%. How much does the drink cost with the discount? Do you have enough to buy the drink? How much money are you short?
The drink cost 3.24 $ after the discount still we don't have enough to buy and we are 24 cents short.
What is the discount?A discount is a reimbursement or an offer made to consumers at the product's quoted price. The indicated price sometimes referred to as the list price
Given, The price of a venti vanilla bean Frappuccino from Starbucks is $4.45, but you have only $3 with you. Your friend is working and gets you a discount of 20%.
After the discount price of venti = 4.45*( 1- 20%) = 3.24$
Since we have only 3$.
Therefore we are not able to buy this dring from the store today even after the discount and we are 23 cents short.
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SLO 3 - Estimate the area under the given curve with the stated method. Show all details for full credit. a) Estimate the area under f(x)=9−x2 between x=−3 and x=3 using the "midpoint rule" with two rectangles of equal width and b) then find the exact value. Enter both responses in the comment area. Show all details (draw the function, rectangles, midpoints, etc) and explanations in the "Work" submission. 1.
a)The estimate of the area under f(x) = 9 - x² between x = -3 and x = 3 using the midpoint rule with two rectangles of equal width is 30.
b)The exact value of the area under f(x) = 9 - x² between x = -3 and x = 3 is 36.
a) The function is as follows:f(x) = 9 - x²Range of the function: [-3, 3]Width of each rectangle: (3 - (-3))/2 = 3Units on the x-axis: -3, -1, 1, 3The height of the midpoint of each rectangle should be f(x) at the midpoint of the rectangle's base. Midpoints of the rectangle's base: (-3 + (-1))/2 = -2 and (1 + 3)/2 = 2The height of each midpoint of each rectangle: f(-2) = 9 - (-2)² = 5 and f(2) = 9 - 2² = 5Area of each rectangle = height × widthArea of the rectangle with base at (-3, 0) and height of 5 = 5 × 3 = 15Area of the rectangle with the base at (-1, 0) and height of 5 = 5 × 3 = 15Total area is the sum of the area of the two rectangles = 15 + 15 = 30
b) The area under the curve f(x) = 9 - x² between x = -3 and x = 3 is given by the definite integral:∫ [-3, 3] (9 - x²)dxUsing the definite integral, we get;∫ [-3, 3] (9 - x²)dx= [9x - (x³/3)] [-3, 3]= [(9 * 3) - (3³/3)] - [(9 * -3) - (-3³/3)]= (27 - 9) - (-27 + 9)= 18 + 18= 36.
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When rolling a standard die, what is the probability of not getting a perfect square?
Answer:
0%
Step-by-step explanation:
ITS A CUBE BRUH!!!!
what do the following equations represent?
y = -2/3x + 11
y + 7 = 3/2 (x - 5)
A the same line
B distinct parallel lines
C perpendicular lines
D intersecting, but not perpendicular lines
Answer:
perpendicular lines
Step-by-step explanation:
deviations away from the diagonal line presented in a normal q-q plot output indicate a high r2 value, and thus a proper approximation by the multiple linear regression model. a. true b. false
The diagonal line presented in a normal q-q plot output indicate a high r2 value. b. false.
Deviations away from the diagonal line presented in a normal Q-Q plot output do not necessarily indicate a high r2 value or a proper approximation by the multiple linear regression model. A normal Q-Q plot is a graphical technique for assessing whether or not a set of observations is approximately normally distributed. In this plot, the quantiles of the sample data are plotted against the corresponding quantiles of a standard normal distribution. If the points on the plot fall close to a straight diagonal line, then it suggests that the sample data is approximately normally distributed. However, deviations away from the diagonal line could indicate departures from normality, such as skewness, heavy tails, or outliers. These deviations could affect the validity of the multiple linear regression model and its assumptions, including normality, linearity, independence, and homoscedasticity. Therefore, it is important to check the residuals plots and other diagnostic tools to evaluate the assumptions and the fit of the model.
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How are x-intercepts and y-intercepts alike? How are they different?
Answer:
The x-intercepts are where the graph crosses the x-axis, and the y-intercepts are where the graph crosses the y-axis. An x-intercept is a point on the graph where y is zero, and a y-intercept is a point on the graph where x is zero.
Step-by-step explanation:
Answer:
See below.
Step-by-step explanation:
The x-intercept is where a line crosses the x-axis.
The y-intercept is where a line crossed the y-axis.
According to Hinduism, which of the following is the supreme spiritual force?
Answer:
According to Hinduism, shiva is the supreme spiritual force
but u havent given option
While the correct answer SHOULD be Shiva, if you are doing this for Connexus, then the answer they teach and are seeking is Brahman.
Please help and thank you!
The graph below plots the temperature and luminosity of stars on the main sequence.
At what location is the star with the greatest initial mass most likely to be found?
Location A
Location B
Location C
Location D
Based on the information in the graph, we can infer that the star with the highest initial mass is likely to be at position A.
How to find the position of the star with the greatest initial mass?To find the position of the star with the greatest initial mass we must analyze the graph. In this case, the graph shows us the temperature on the x axis and the luminosity on the y axis. According to these data, we can assume that the star with the greatest mass has the greatest luminosity, so we could establish that the position of this star is the one that corresponds to the greatest luminosity. In this case, the place with the greatest luminosity would be position A.
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factor the expression -20x - 15
Answer:
−5(4x+3)
Step-by-step explanation:
Combine the like terms to create an equivalent expression:
−5j+(−2j)+3
Answer:
3 - 7j is the answer
Step-by-step explanation:
-5j + -2j + 3
|_______|
-7j + 3 [or vice versa, like in the above answer]
Answer: −7 j + 3 I hope I helped!!!
Use conditional proof and the eighteen rules of inference to derive the conclusions of the following symbolized arguments. Having done so, attempt to derive the conclusions without using conditional proof.
1. N ⊃ O
2. N ⊃ P / N ⊃ (O • P)
The conclusion of the symbolised argument is that N implies (O and P). This can be proven using conditional proof and the eighteen rules of inference, or using the rule of conjunctive simplification.
The symbolic argument's conclusion is that N implies (O and P). This can be demonstrated using conditional proof and the eighteen inference rules.
Proof:
1. N ⊃ O (Premise)
2. N ⊃ P (Premise)
3. N (Assumption)
4. O (1,3 Modus Ponens)
5. P (2,3 Modus Ponens)
6. O•P (4,5 Conjunction)
7. N ⊃ (O•P) (3-6 Conditional Proof)
8. N ⊃ (O•P) (2,7 Disjunctive Syllogism)
This leads us to the conclusion that N implies (O and P).
Without the use of conditional proof, the identical result can be reached. The conjunctive simplification rule can be used to do this.
Proof:
1. N ⊃ O (Premise)
2. N ⊃ P (Premise)
3. N (Assumption)
4. O (1,3 Modus Ponens)
5. P (2,3 Modus Ponens)
6. O•P (4,5 Conjunction)
7. N ⊃ (O•P) (Conjunctive Simplification)
Therefore, we have derived the conclusion that N implies (O and P).
Complete Question:
Use conditional proof and the eighteen rules of inference to derive the conclusions of the following symbolized arguments. Having done so, attempt to derive the conclusions without using conditional proof.
1. N ⊃ O
2. N ⊃ P / N ⊃ (O • P)
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Clear working out please. Thank you.
5. Let f: R→ R be a continuous real-valued function, defined for all x € R. Suppose that f has a period 5 orbit {a1, a2, a3, a4, a5} with f(a) = ai+1 for 1 ≤ i ≤ 4 and f (as) = a₁. By consid
A function with a period 5 orbit means that it cycles through a set of five values, while continuity ensures there are no abrupt changes or discontinuities in the function's values.
What does it mean for a function to have a period 5 orbit and be continuous?We are given a function f: R → R that is continuous and has a period 5 orbit {a₁, a₂, a₃, a₄, a₅}, where f(a) = aᵢ₊₁ for 1 ≤ i ≤ 4 and f(a₅) = a₁.
To explain this further, the function f maps each element in the set {a₁, a₂, a₃, a₄, a₅} to the next element in the set, and f(a₅) wraps around to a₁, completing the period.
The period 5 orbit means that if we repeatedly apply the function f to any element in the set {a₁, a₂, a₃, a₄, a₅}, we will cycle through the same set of values.
The continuity of the function f implies that there are no abrupt changes or discontinuities in the values of f(x) as x moves along the real number line.
Overall, the given information tells us about the behavior of the function f and its periodicity, indicating that it follows a specific pattern and exhibits continuity throughout its domain.
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Can someone help on this question from khanademy geometry. Finding the equation for the circle
The equation of the circle graphed in this problem is:
(x - 5)² + y² = 16.
What is the equation of a circle?The equation of a circle of center \((x_0, y_0)\) and radius r is given by:
\((x - x_0)^2 + (y - y_0)^2 = r^2\)
For the circle graphed, we have that:
The center is at point (5,0), hence \(x_0 = 5, y_0 = 0\).The radius is of 4 units.Hence the equation of the circle graphed is:
(x - 5)² + y² = 16.
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an urn contains 4 blue and 3 yellow chips. two are removed in succession without replacement. what is the probability both chips are blue?
An urn contains 4 blue and 3 yellow chips, two are removed in succession without replacement. The probability both chips are blue is 15/14
Since the balls are to be removed in succession,
For removing first ball:
Total probability to remove the ball from 7 balls = 7c1
The probability for removing one blue ball out of 4 blue balls = 4c1
So final probability = 4c1/7c1
Now the remaining balls = 7-1 = 6
The remaining blue balls = 4-1 = 3
For removing second ball:
Total probability to remove one ball out of 6 balls = 6c1
The probability for removing one blue ball out of 3 blue balls = 3c1
So final probability = 3c1/6c1
The final probability to remove two blue balls in succession out of 7 balls is = 4c1/7c1 + 3c1/6c1
= 4/7 + 3/6
= 15/14
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What scale factor takes hexagon J to hexagon K?
Answer:
Step-by-step explanation:
boody boody
PLEASE HELP ME WHOEVER HELPS I WILL MARK BRAINLEST :)
Remember the shortcut way for graphing quadratic equations
A quadratic function has graph as parabolaHence on both sides of vertex the parabola is symmetric and axis of symmetry is vertex x values .y on both sides for -x and +x is same#1
y=2(x-3)²-1Vertex
(h,k)=(3,-1)As a is positive parabola facing upwards
Find y for same x distance from vertex
I took 3-1=2 and 3+1=4
f(2)=2(2-3)²-1=2(-1)²-1=2-1=1f(4)=2(4-3)²-1=1Now plot vertex and these two points (2,1) and (4,1) on graph then draw a parabola by freehand
#2
y=(x-2)(x+4)y=x²+4x-2x-8y=x²+2x-8Convert to vertex form
y=x²+2x+1-9y=(x+1)²-9Vertex at (-1,-9)
Same take two equidistant x values
Let's take -1-1=-2 and -1+1 =0
f(-2)=(-2+1)²-9=1-9=-8f(0)=(1)²-9=-8Put (-1,-9),(-2,-8),(0,-8) on graph and draw a freehand parabola
#3.
Yes it can be verified by finding the coordinate theoretically on putting them on function then can be verified through putting them on graph whether they matches or not
A driver travels the first 240 km of a 600-km journey at an average speed of 60 km/h. If the time taken for the whole journey is 8 hours 48 minutes, find the average speed for the remaining journey.
Step-by-step explanation:
1)Take the time he is traveling divided by the speed to get the time.
2)Subract the time you have got from the average time,then subtract the average distance from the traveling distance,then divide the two to get the speed.
3)Take the total distance, divide it by the total time to get the average speed.
The product of two consecutive integers is 19 more than their sum. Find the integers.A. 5,6 B. -4,-3 C. 4,5 or -4,-3 D. 5,6 or -4 , -3
The answer to the question is C, which is integers 4,5 or -4,-3.
Let's call the first integer x and the second integer x+1 (since they are consecutive).
According to the problem, we can set up the following equation:
x(x+1) = x + (x+1) + 19
We can simplify this equation by expanding the left side and combining like terms on the right side:
x^2 + x = 2x + 20
Now we can move all the terms to one side and get a quadratic equation:
x^2 - x - 20 = 0
We can factor this equation as (x-5)(x+4) = 0, which means the solutions for x are 5 and -4.
Therefore, the two consecutive integers are either 4,5 or -4,-3.
The long answer includes all the steps of solving the quadratic equation:
x^2 - x - 20 = 0
We can use the quadratic formula to solve for x:
x = (-b ± √(b^2 - 4ac)) / 2a
In this case, a=1, b=-1, and c=-20.
x = (1 ± √(1 - 4(1)(-20))) / 2(1)
x = (1 ± √81) / 2
x = (1 ± 9) / 2
The two solutions for x are 5 and -4.
Therefore, the two consecutive integers are either 4,5 or -4,-3.
The product of two consecutive integers is 19 more than their sum. To find the integers, let's represent them as x and x+1.
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find the value of x.
Answer:
Step-by-step explanation:
RQ=QS=SR
5x =3x + 10 =6x-5
5x =3x +10
5x-3x =10
2x =10
X=5
Read the story
Bridgette and Naomi ran for sixth-grade class president. In the election, every sixth-
grade student voted for either Bridgette or Naomi, Bridgette received 5 votes for every 7
votes Naomi received.
Pick the diagram that models the ratio in the story.
Bridgette
Naomi
Bridgette
Naomi
If there are 240 students in the sixth-grade class, how many votes did Naomi receive?
votes
Submit
If there are 240 students in the sixth-grade class then the number of votes that Naomi received is: 336 votes.
How to solve algebra word problems?A ratio is an ordered pair of numbers a and b, written a / b where b does not equal 0.
Bridgette and Naomi ran for sixth-grade class president.
In the election, every sixth-grade student voted for either Bridgette or Naomi.
Bridgette received 5 votes for every 7 votes Naomi received.
the first figure represents 5:7 ratio in the story.
Since Bridgette received 5 votes for every 7 votes Naomi received, Bridgette received 5/7 of the total votes and Naomi received 2/7 of the total votes.
We know that the total number of votes cast is equal to the total number of students in the class, which is 240.
Therefore, we can set up the equation:
⁵/₇(x) + ²/₇(x) = 240
Simplifying the equation, we get:
(5x + 2x)/7 = 240
7x/7 = 240
x = 240 × 7/5
x = 336
Therefore, If there are 240 students in the sixth-grade class then Naomi received 336 votes.
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determine the value of each ratio, to four decimal points
a) cos 58°
b) tan 23°
Cos of 58 degree =0.5299
tan of 23 degree = 0.4244
If a basketball has a diameter of 9.4 inches what is the closest to the volume
The closest approximation to the volume of the basketball is 434 cubic inches.
To calculate the volume of a basketball, you can use the formula for the volume of a sphere, which is given by:
V = (4/3)πr³
where V represents the volume and r is the radius of the sphere.
Given that the basketball has a diameter of 9.4 inches, we can find the radius by dividing the diameter by 2:
r = 9.4 inches / 2 = 4.7 inches
Now we can substitute this value into the formula to calculate the volume:
V = (4/3)π(4.7 inches)³
Using the approximation of π as 3.14159, we can evaluate the expression:
V ≈ (4/3) × 3.14159 × (4.7 inches)³
V ≈ 4.18879 × (4.7 inches)³
V ≈ 4.18879 × (103.823 inches³)
V ≈ 433.87005 inches³
Therefore, the closest approximation to the volume of the basketball is 434 cubic inches.
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Is 4=5 I know it sounds not to smart just trying to prove a friend wrong