Total number of cups of punch that peter made = 13\(\frac{1}{6}\)
How to calculate mixed fractions?
An improper fraction is a fraction that cannot be further simplified and has a numerator larger than or equal to the denominator. As an example, 13/5 is a bad percentage. Let's learn how to find the mixed fraction equivalent of this improper fraction.
Firstly divide the numerator by the denominator.Then, find the remainder and quotient. Arrange the number like a quotient followed by a fraction of the remainder/divisor.Like 13/5 ⇒ 2\(\frac{3}{5}\)Given:
Orange juice = 4\(\frac{1}{3}\) ⇒ 13/3;
Ginger ale = 2\(\frac{1}{3}\) ⇒ 7/3;
Strawberry lemonade = 6\(\frac{1}{2}\) ⇒ 13/2
Total number of cups = 13/3 + 7/3 + 13/2
= (26+14+39)/6
= 79/6
= 13\(\frac{1}{6}\)
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Solve x for this diagram
x-3
x-6
4
5
The value of x is
x=57
What is x?Generally, assuming the triangle is completed to have a base and the vertex at the angle adjacent to sides 4 and 5 is x,
Hence, we solve
\(\begin{aligned}& x-3+x-6+x=180 \\& 3 x=180-9 \\& x=\frac{171}{3}^{\circ}\end{aligned}\)
x=57
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Given the graph below, solve the system of equations.
Answer:
(4, 3 )
Step-by-step explanation:
Given a system of equations graphically, then the solution is at the point of intersection of the 2 lines.
The lines intersect at (4, 3 ) ← solution
Workers are loading boxes onto a truck. So far, they have loaded 48 boxes onto the truck.
According to their inventory, they still need to load 96% of the boxes on the truck. How many boxes do they need to load on th
Let b = the number of boxes the workers need to load on the truck.
Sketch and graph please
We have drawn the graph for the given inequality.
What is inequality?
Inequality is a mathematical statement that compares two values or expressions and shows their relative size. It is represented by the symbols >, <, ≥, or ≤, which respectively mean "greater than", "less than", "greater than or equal to", and "less than or equal to". Inequalities can also include variables and can be used to describe a range of possible values for that variable.
For the given inequality y ≤ 3/5x-5
we can draw the graph as shown below:
Hence, we have drawn the graph for the given inequality.
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Find the Laplace transform where of the function f(t) =
{ t, 0 < t < {π + t π < t < 2π where f(t + 2 π) = f(t).
The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
Given function is,f(t) ={ t, 0 < t < π π < t < 2π}
where f(t + 2 π) = f(t)
Let's take Laplace Transform of f(t)
L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...f(t + 2π) = f(t)
∴ L{f(t + 2 π)} = L{f(t)}⇒ e^{2πs}L{f(t)} = L{f(t)}
⇒ [e^{2πs} − 1]L{f(t)} = 0L{f(t)} = 0
when e^{2πs} ≠ 1 ⇒ s ≠ 0
∴ The Laplace Transform of f(t) is
L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...
= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
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please help me!!!!!!! show steps pls
What do the experiences of Cunegonde and the old woman suggest about women's experiences during this time period and during times of war?
The experiences of Cunegonde and the old woman suggest the following about women's experiences during this time period and during times of war: Women were subjugated by men.
What the experiences of the women suggestCunegonde and the old woman faced some hardships in the passage that led to the conclusion that women were poor and not treated in a fair manner.
It was this level of poverty that made the old woman advise Cunegonde to marry the governor so that she could secure the life of both her and her son.
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Refer to the adjusted trial balance of green lawns, inc., illustrated in exercise 5.2, to respond to the following items.
a. pre p are all necessary closing entries on december 31, the current year.
b. prepare an after-closing trial balance dated december 31, the current year.
c. compare the retained earnin g s balance reported in the after-closin g trial balance prepared in part b to the balance reported in the adjusted trial balance. explain why the two balances are different. ( include in y our explanation why the balance reported in the after-closing trial balance has increased or decreased after the closing process. )
a. Green Lawns, Inc. needs to close revenue and expense accounts and transfer net income or loss to retained earnings to prepare closing entries.
b. The after-closing trial balance only includes permanent accounts as temporary accounts have been closed.
c. The higher retained earnings balance in the after-closing trial balance compared to the adjusted trial balance is due to the transfer of net income or loss to retained earnings during the closing process, causing an increase in the balance.
The necessary closing entries on December 31 would include,
Debit all revenue accounts and credit the income summary account
Debit the income summary account and credit all expense accounts
Debit the income summary account and credit the retained earnings account for the net income
Debit the dividends account and credit the retained earnings account for the dividends declared
The after-closing trial balance would include all balance sheet accounts and should have zero balances in all income statement accounts and the dividends account.
Green Lawns, Inc.
After-Closing Trial Balance
December 31, Current Year
Account Debit Credit
Cash $12,000
Accounts Receivable 8,000
Supplies 2,000
Equipment 25,000
Accum. Depreciation (5,000)
Accounts Payable 7,000
Wages Payable 1,000
Unearned Revenue 3,000
Common Stock 20,000
Retained Earnings 9,400
Total $47,400 $47,400
The retained earnings balance reported in the after-closing trial balance will be different from the balance reported in the adjusted trial balance because the closing entries have been made to transfer the net income and the dividends declared to the retained earnings account. The balance in the retained earnings account in the after-closing trial balance represents the cumulative earnings of the company that have been retained since its inception.
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Three students took 3 different kinds of aptitude tests with the following results: Who has the highest relative score?
Ted and Steph
Steph
Christina
Ted
The student who has the highest relative score among the three students is: Steph.
What is a relative score?A relative score is also referred to as a z-core or standard score and it can be defined as a measure of the distance between a raw score and the mean, when standard deviation units are used.
How to calculate the relative score?In Statistics, the relative score can be calculated by using this formula:
\(z=\frac{x\;-\;u}{\sigma}\)
Where:
x is the sample mean.u is the mean.is the standard deviation.For Ted, the relative score is given by:
z = (74 - 61)/9
z = 1.44
For Christina, the relative score is given by:
z = (192 - 170)/17
z = 1.29
For Steph, the relative score is given by:
z = (324 - 285)/26
z = 1.5
Therefore, Steph has the highest relative score.
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What type of number is 101,323?Choose all answers that apply:AWhole numberBIntegerRationalIrrational
Given the number 101,323?
The correct options are:
Whole number because there is no decimal point.
Integer because there is no decimal point.
Rational because can be written as a/b
So, the answer is options A, B, and C.
(c) Use the result obtained from part (b) to solve the following initial value problem y"+y' = 2t with y(0)=1 and y'(0)=0. (7 Marks)
(b)To solve the differential equation, we have to find the roots of the characteristic equation. So, the characteristic equation of the given differential equation is: r² + r = 0. Therefore, we have the roots r1 = 0 and r2 = -1. Now, we can write the general solution of the differential equation using these roots as: y(t) = c₁ + c₂e⁻ᵗ, where c₁ and c₂ are constants. To find these constants, we need to use the initial conditions given in the question. y(0) = 1, so we have: y(0) = c₁ + c₂e⁰ = c₁ + c₂ = 1. This is the first equation we have. Similarly, y'(t) = -c₂e⁻ᵗ, so y'(0) = -c₂ = 0, as given in the question. This is the second equation we have.
Solving these two equations, we get: c₁ = 1 and c₂ = 0. Hence, the general solution of the differential equation is: y(t) = 1. (c)Now, we can use the result obtained in part (b) to solve the initial value problem y" + y' = 2t with y(0) = 1 and y'(0) = 0. We can rewrite the given differential equation as: y" = 2t - y'. Substituting the general solution of y(t) in this equation, we get: y"(t) = -e⁻ᵗ, y'(t) = -e⁻ᵗ, and y(t) = 1. Therefore, we have: -e⁻ᵗ = 2t - (-e⁻ᵗ), or 2e⁻ᵗ = 2t, or e⁻ᵗ = t. Hence, y(t) = 1 + c³, where c³ = -e⁰ = -1. Therefore, the solution of the initial value problem is: y(t) = 1 - t.
Part (b) of the given question has been solved in the first paragraph. We have found the roots of the characteristic equation r² + r = 0 as r₁ = 0 and r₂ = -1. Then we have written the general solution of the differential equation using these roots as y(t) = c₁ + c₂e⁻ᵗ, where c₁ and c₂ are constants. We have then used the initial conditions given in the question to find these constants.
Solving two equations, we got c₁ = 1 and c₂ = 0. Hence, the general solution of the differential equation is y(t) = 1.In part (c) of the question, we have used the result obtained from part (b) to solve the initial value problem y" + y' = 2t with y(0) = 1 and y'(0) = 0. We have rewritten the given differential equation as y" = 2t - y' and then substituted the general solution of y(t) in this equation. Then we have found that e⁻ᵗ = t, which implies that y(t) = 1 - t. Therefore, the solution of the initial value problem is y(t) = 1 - t.
So, in conclusion, we have solved the differential equation y" + y' = 2t and the initial value problem y" + y' = 2t with y(0) = 1 and y'(0) = 0.
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Convert 714 years to minutes. (please show the steps to how you did the problem.)
Why is the information in the diagram enough to
determine that ALMN ~ APON using a rotation about
point N and a dilation?
O because both triangles appear to be equilateral
O because MNL and ZONP are congruent angles
O because one pair of congruent corresponding angles
is sufficient to determine similar triangles
O because both triangles appear to be isosceles,
ZMLN – ZLMN, and NOP = ZOPN
The reason why the information in the diagram is enough to determine that ΔLMN ≅ ΔPON using a rotation about point N and a dilation is;
C: because one pair of congruent corresponding angles is sufficient to determine similar triangles
Congruent TrianglesFrom the attached diagram, we observe that angles NOP and NML are congruent to each other, thus, we can write that;
∠NOP ≅ ∠NML
Now, since corresponding angles of both triangles LMN and PON are congruent it means we can say that both triangles are indeed similar triangles.
Thus, we can conclude that one pair of congruent corresponding angles
is sufficient to determine similar triangles.
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9. Annie will choose one headband, one necklace,
and one pair of earrings to wear with her prom
dress.
• She has 3 white, 1 red, and 1 blue
headband.
She has 2 gold and 2 silver necklaces.
• Annie has 1 pair of gold earrings, 1 pair of
silver earrings, and 1 pair of pearl earrings.
What is the probability Annie will choose a blue
headband, a silver necklace, and a silver pair of
earrings to wear with her prom dress?
To calculate the probability of Annie choosing a blue headband, a silver necklace, and a silver pair of earrings, we need to multiply the probabilities of each event happening.
The probability of choosing a blue headband is 1/5 (since she has a total of 5 headbands and only 1 of them is blue).
The probability of choosing a silver necklace is 2/4 or 1/2 (since she has a total of 4 necklaces and 2 of them are silver).
The probability of choosing a silver pair of earrings is 1/3 (since she has a total of 3 pairs of earrings and 1 of them is silver).
So, to find the probability of all three events happening together, we multiply:
1/5 x 1/2 x 1/3 = 1/30
Therefore, the probability of Annie choosing a blue headband, a silver necklace, and a silver pair of earrings is 1/30.
1. Blue Headband: There are 3 white, 1 red, and 1 blue headband, making a total of 5 headbands. The probability of choosing a blue headband is 1 (blue) out of 5 (total) headbands, or 1/5.
2. Silver Necklace: There are 2 gold and 2 silver necklaces, making a total of 4 necklaces. The probability of choosing a silver necklace is 2 (silver) out of 4 (total) necklaces, or 1/2.
3. Silver Earrings: There is 1 pair of gold earrings, 1 pair of silver earrings, and 1 pair of pearl earrings, making a total of 3 pairs of earrings. The probability of choosing silver earrings is 1 (silver) out of 3 (total) pairs of earrings, or 1/3.
Now, we need to multiply these probabilities together to find the probability of all three events occurring together:
Probability = (Probability of Blue Headband) x (Probability of Silver Necklace) x (Probability of Silver Earrings)
Probability = (1/5) x (1/2) x (1/3)
Multiply the fractions together:
Probability = 1/30
So, the probability that Annie will choose a blue headband, a silver necklace, and a silver pair of earrings to wear with her prom dress is 1/30.
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match the type of attention with its impact on the encoding process.
Type of Attention Impact on Encoding Process
1. Sustained attention Facilitates thorough encoding of information.
2. Selective attention Enhances encoding of attended stimuli while filtering out irrelevant information.
3. Divided attention Impairs encoding by dividing attentional resources among multiple tasks.
4. Exogenous attention Captures attention involuntarily, potentially interrupting the encoding process.
5. Endogenous attention Voluntarily directed attention that can prioritize specific information for encoding.
1. Sustained attention: Sustained attention refers to the ability to maintain focus over an extended period. It has a positive impact on the encoding process as it allows for thorough and comprehensive encoding of information.
2. Selective attention: Selective attention involves focusing on specific stimuli while filtering out irrelevant information. It enhances the encoding process by directing attention to the relevant stimuli, promoting their effective encoding.
3. Divided attention: Divided attention refers to the attempt to allocate attention to multiple tasks simultaneously. Dividing attention among multiple tasks impairs the encoding process as attentional resources become fragmented, leading to less effective encoding of information.
4. Exogenous attention: Exogenous attention is captured involuntarily by external stimuli, potentially interrupting the encoding process. It can divert attention away from the intended encoding task, resulting in a negative impact on encoding.
5. Endogenous attention: Endogenous attention is voluntarily directed attention that allows individuals to prioritize specific information for encoding. It enhances the encoding process by selectively focusing on relevant stimuli and allocating cognitive resources accordingly.
Different types of attention have varying impacts on the encoding process. Sustained attention and selective attention positively influence encoding, while divided attention and exogenous attention have negative effects. Endogenous attention, on the other hand, can enhance encoding by prioritizing specific information.
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Paula has $54. She bought some pencils, each costing $0.75, and a paper ream for $2.50. She is left with $42.50 after buying pencils and the ream of paper. She uses the equation Syntax error from line 1 column 49 to line 1 column 73. Unexpected 'mathsize'. to find the number of pencils she bought. How many pencils did Paula buy?
Answer:
12 pencils
Step-by-step explanation:
let no. of pencils bought be x.
54 - 0.75x - 2.50 = 42.50
9 = 0.75x
x = 12
Topic: algebraic equations
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The perimeter of a regular hexagon is ninety-six centimetres. Find the length of each side.
Answer:
54cm, which is one side length
Step-by-step explanation:
The sum of all of the sides are 6, it's a regular hexagon the perimemter is just six times one side 36cm
Hope It Helps!
I need help please!!
Answer:A
Step-by-step explanation:
In the question it says $5 for each movie which can be represented as 5m. Same goes with $4 for each game which can also be represented as 4g. < this is less than, > this is greater. They want no more than 50 dollars which would be > and the little dash at the bottom means equal.
Need help once again!!!
Answer:
the answer to this question is seven
Can somebody help me with this please
Answer:
C
Step-by-step explanation:
parallel means no matter how far you stretch it the 2 lines will never touch and these 2 lines won’t EF and CD
Hopes this helps please mark brainliest
Please help ASAP! Fake answers will be reported.
What is the resulting equation when the expression for y in the second equation is substituted into the first equation?
3x + y = 1
y = 3 - 4x
Answer:
-x + 6 = 1 is the resulting equation when the expression for y in the second equation is substituted into the first equation 3x + y = 1 y = 6 - 4x . 5x = 10 is the result of adding the system of equations: 2x + y = 4 3x - y = 6 .Step-by-step explanation:
mark brainiest
Answer:
the ans is -5 hope it may help u
Step-by-step explanation:
first 3x +y =1
y = -3x +1
putting the value of y in other equation
y=3-4x
-3x+1 = 3 -4x
x = 2 putting the value of x in first equation
6 + y =1
so y =-5
HELP PLEASE! i need an answer by the end of the night
Answer:
Step-by-step explanation:
The going up is potential energy, the going down is kinetic energy. Not sure the two different energy conversions is asking.
a total of 35% of americans smoke cigarettes, 15% smoke cigars and 7% smoke both cigarettes and cigars. a. what percentage smoke something (cigars, cigarettes or both)? b. what percentage smoke neither cigars nor cigarettes? c. what percentage smoke cigars but not cigarettes? d. what is the conditional probability that a randomly selected person smokes cigarettes given that he smokes cigars? g
The solution of each part of the question is given below:
a. Let C be the event that a person smokes cigars, and let S be the event that a person smokes cigarettes. The percentage of Americans who smoke either cigars, cigarettes, or both can be calculated as P(C U S), where U represents the union of two events. From the given information, P(C) = 15% and P(S) = 35%. The probability that a person smokes both cigars and cigarettes is 7%, so P(C ∩ S) = 7%.
P(C U S) = P(C) + P(S) - P(C ∩ S)
P(C U S) = 15% + 35% - 7% = 43%
So, 43% of Americans smoke either cigars, cigarettes, or both.
b. The percentage of Americans who smoke neither cigars nor cigarettes can be calculated as P(C' ∩ S'), where C' represents the complement of event C (not smoking cigars) and S' represents the complement of event S (not smoking cigarettes).
P(C' ∩ S') = 100% - P(C U S)
P(C' ∩ S') = 100% - 43% = 57%
So, 57% of Americans smoke neither cigars nor cigarettes.
c. The percentage of Americans who smoke cigars but not cigarettes can be calculated as P(C ∩ S').
P(C ∩ S') = P(C) - P(C ∩ S)
P(C ∩ S') = 15% - 7% = 8%
So, 8% of Americans smoke cigars but not cigarettes.
d. The conditional probability that a person smokes cigarettes given that he smokes cigars can be calculated as P(S | C), where S represents the event that a person smokes cigarettes and C represents the event that a person smokes cigars.
P(S | C) = P(S ∩ C) / P(C)
P(S | C) = 7% / 15% = 0.47
So, the conditional probability that a randomly selected person smokes cigarettes given that he smokes cigars is 0.47, or 47%.
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Write one linear equation that is Parallel to y = - 4x + 7
Answer:
y=-4x+3
Step-by-step explanation:
same slope different y intercept.
What is the Slope-Intercept Formula if the line IS Proportional. (Slope-intercept form is y =
mx + b)
Type a response
Answer:
y = mx
Step-by-step explanation:
You want to know the slope-intercept formula for a line that represents a proportion.
ProportionA proportion is a linear function that includes the point (0, 0). The y-intercept is zero, so the slope-intercept equation is ...
y = mx
Solve for X
-3(x - 2) = 4(x + 1)
Answer:
The answer for this is.. x= 5/3 the decimal is x=1.66666..
Step-by-step explanation:
Expand -3(x-2) : -3x+6
x-3x+6=4(x-1)
Add similar elements: x-3x= -2x
-2x+6=4(x-1)
Expand 4(x-1): 4x-4
-2x+6= 4x-4
Subtract 6 from both sides
-2x+6-6= 4x-4-6
Simplify
-2x-4x-10
Subtract 4x from both sides
-2x-4x=4x-10-4x
Simplify
-6x=-10
-6x/-6 = -10/-6
so the answer is x-5/3
A dry cleaner uses exponential smoothing to forecast equipment usage at its main plant. August usage was forecasted to be 88 percent of capacity; actual usage was 89.6 percent of capacity. A smoothing constant of 0.1 is used.
The forecasted equipment usage for September, based on exponential smoothing with a smoothing constant of 0.1, is 88.16 percent of capacity.
To apply exponential smoothing and determine the forecasted equipment usage at the main plant, we can use the following formula:
F(t) = α * A(t) + (1 - α) * F(t-1)
Where:
F(t) is the forecasted value at time t,
A(t) is the actual value at time t,
F(t-1) is the forecasted value at time (t-1),
α is the smoothing constant.
Given that the forecasted usage for August was 88 percent and the actual usage was 89.6 percent, and the smoothing constant α is 0.1, we can calculate the forecasted value for September.
Let's assume F(t-1) represents the forecasted usage for August, which is 88 percent. Then, plugging in the values into the exponential smoothing formula, we have:
F(t) = 0.1 * 89.6 + (1 - 0.1) * 88
F(t) = 8.96 + 0.9 * 88
F(t) = 8.96 + 79.2
F(t) = 88.16
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The sum of a number and its reciprocal is 5/2 Find the number and its reciprocal.
Answer:
Step-by-step explanation:
Let the number be 'x'
Reciprocal = \(\frac{1}{x}\)
\(x+\frac{1}{x}=\frac{5}{2}\\\\\frac{x*x}{1*x}+\frac{1}{x}=\frac{5}{2}\\\\\frac{x^{2}+1}{x}=\frac{5}{2}\)
Cross multiply
(x² + 1) *2 = 5*x
2x² + 2 = 5x
2x² - 5x + 2 =0
Factorize the equation,
Sum = -5
Product = 4
Factors = -1 , -4
2x² - x - 4x + 2 = 0
x(2x - 1) - 2(2x - 1) = 0
(2x -1 )(x - 2) = 0
2x - 1 = 0 ; x -2 = 0
2x =1 ; x = 2
x = 1/2
Number = 2 , and its reciprocal = 1/2
Class A has 22 pupils and class B has 9 pupils.
Both classes sit the same maths test.
The mean score for class A is 31.
The mean score for both classes is 42.
What is the mean score (rounded to 2 DP) in the maths test for class B?
Answer:
that is 9/31=0.2903=0.29
Solve for x
-1/5x -25 = -9
Answer:
-80
Step-by-step explanation:
you pass the 25 to the right side adding and the the 1/5 multiplying by -5 to the right side