Answers
Part A
25%/100%1/4Part B
1 → 20 pieces 4 → (20*4) pieces 4 → 80 pieces of yellow paperAnswer:
See below ↓↓
Step-by-step explanation:
Part A
We have to write 25% as a rate per 100⇒ We know percentages are given to be the fraction of a number out of 100⇒ Therefore, 25% as rate per 100 = 25/100⇒ 1/4 [simplified]Part B
Let's take the total number of pieces of colored paper to be TThen 25% of T is 20Therefore our equation will be :⇒ T x 25/100 = 20Bring 100 to the other side⇒ 25T = 200025 is a factor of both 25 and 2000, so it cancels out, and we are left with :⇒ T = 80There are 80 pieces of paperRelated Questions
PLSSSSSS HELP!!!!! the tablet held by the statue of liberty is approximately a rectangular prism with volume 1,107,096in3. estimate the thickness of the tablet
Answers
Answer:
78
Step-by-step explanation:
HELP ME I DONT UNDERSTAND
Answers
In the system of linear equations given, only option b have exactly one solution
What is System of Linear EquationA system of linear equations is a collection of two or more linear equations that are solved simultaneously. A linear equation is an equation that can be written in the form ax + b = c, where a, b, and c are real numbers and a is not equal to 0.
In this given problem, we have four system of linear equations and we need to determine which has exactly one solution.
a)
2x - 4y = 8 ...eq(i)
x + y = 7 ...eq(ii)
Solving both equations
x = 6, y = 1
b)
3x + y = - 1 ..eq(i)
8x + 2y = -2 ..eq(ii)
Solving both equations
x = 0, y = - 1
c)
3x + 3y = 3 ...eq(i)
-6x - 6y = 3 ...eq(ii)
Solving both equations;
There's no solution to this problem.
d)
3x - 2y = 4 ..eq(i)
-3x + 2y = 4 ..eq(ii)
Solving for both equations;
There's no solution to this problem
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Use the graph of the parabola to fill in the table.
Answers
the parabola is upward or downward depending on the position=
a) So this one is upward
and the vertex is the minimum value of y, (in upward parabola)
so the vertex here, we can see from the graph is: x=2 and y=2
b) (2,2)
the axis of symmetry is the x value of the vertex, so:
c) x=2
the parabola never crosses the x-axis, so
d) x-intercept= none
and the y-intercept is when the line cross over the y axis, so:
y-intercept= 6
What is the value of the expression below?
32^3/5
O A. 6/5
B. 6
O c. 96/5
O D. 8
Answers
Answer:
D. 8
Step-by-step explanation:
32^(3/5) is the same as \(\sqrt[5]{32}\)^3.
\(\sqrt[5]{32}\) = 2 because 2^5=32
2^3 = 8
Simplify the expression.
Rewrite 32 as 2⁵.
\(\bf{\left(2^{5}\right)^{\frac{3}{5} } }\)
Apply the power rule and multiply exponents, (αᵐ)ⁿ=αᵐⁿ.
\(\bf{2^{5}^{(\frac{3}{5} )} }\)
Cancel the common factor of 5.
Cancel the common factor.
\(\bf{2^{\not{5}}^{(\frac{3}{5} )} }\)
Substitute the expression.
\(\bf{2^{3} \ \ \to \ Calculate \ power. }\)
Raise 2 to the power of 3.
8 ===> AnswerWe conclude that the correct option is "D".
{ Pisces04 }Suppose that you were offered a lottery with a 0.50 probability of winning $500 and a 0.50 probability of winning nothing or a guaranteed payoff of $300. If you choose the lottery, you would be considered O a risk taker O a risk-neutral individual O a risk avoider O a risk-creator
Answers
If you choose the lottery, you would be considered a risk taker.
By opting for the lottery with a 0.50 probability of winning $500 and a 0.50 probability of winning nothing, you are demonstrating a willingness to take a chance and accept the uncertainty associated with the potential outcomes. A risk taker is someone who is willing to engage in risky or uncertain situations for the possibility of gaining a favorable outcome. In this case, you are accepting the risk of potentially winning nothing in exchange for the chance to win a larger amount.
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Chadwick drives into the city to buy the most recent issue of black panther at a comic book store. On the way there he drove 15 mph. With less traffic on his return home, he drove 25 mph. If the entire travel time took him four hours, how long did it take him to get to the comic book store? Enter your answer in hours and rounded to one decimal place if needed.
Answers
Since the rule of distance is
\(d=v\times t\)Where v is the speed and t is the time
Since the distance from home to the book store is equal to the distance from the book store to the home, then
Let the distance = d
Since the speed in the going way is 15 mph, then
\(t_1=\frac{d}{15}\)Since the speed in the back way is 25 mph, then
\(t_2=\frac{d}{25}\)Since the time of the entire trip is 4 hours, then
\(t_1+t_2=4\)Substitute the values of t1 and t2
\(\frac{d}{15}+\frac{d}{25}=4\)Multiply both sides by 75 (L.C.M of 15 and 25)
\(\begin{gathered} \frac{d}{15}(75)+\frac{d}{25}(75)=4(75) \\ 5d+3d=300 \\ 8d=300 \end{gathered}\)Divide both sides by 8
\(\begin{gathered} \frac{8d}{8}=\frac{300}{8} \\ d=37.5m \end{gathered}\)Substitute d by 37.5 in t1 to find it
\(\begin{gathered} t_1=\frac{37.5}{15} \\ t_1=2.5h \end{gathered}\)It took him 2.5 hours to get to the book store
find m< A
inscribed angles and arcs
Answers
Answer: 115 degrees
Step-by-step explanation:
2) The representative agent lives for infinite periods (0,1,2,…) and receives exogenous incomes of y0,y1,y2,…, respectively. The lifetime present discounted value of utility is given by: ∑t=0[infinity]βtln(ct) with β(<1) being the discount factor and ct is consumption at time t. The agent is allowed to save or borrow at the real interest rate r, but she cannot die with debt or wealth. Assume also that the initial wealth is zero. a. Solve the optimization problem of the agent using the period-by-period budget constraints. In particular, show the Euler equation. b. Using the given functional form, write the Euler equation between time 1 and time 3 . In other words, show how c1 and c3 are related. c. Write the present discounted value of optimal lifetime consumption as a function of c0 (and, potentially, other parameters or exogenous variables). d. Write the present discounted value of optimal lifetime utility as a function of c0 (and, potentially, other parameters or exogenous variables). e. Find the present discounted value of lifetime income as a function of y0 (and, potentially, other parameters or exogenous variables) when income is growing each period at the rate of γ, where 0<γ0 ? Explain!
Answers
a. U'(ct) = β(1 + r)U'(ct+1). This equation is known as the Euler equation, which represents the intertemporal marginal rate of substitution between consumption at time t and consumption at time t+1.
b. U'(c1) = β(1 + r)^2U'(c3). This relationship shows that the marginal utility of consumption at time 1 is equal to the discounted marginal utility of consumption at time 3.
c. C0 = ∑t=0[infinity](β(1 + r))^tct. This equation represents the sum of the discounted values of consumption at each period, where the discount factor β(1 + r) accounts for the diminishing value of future consumption.
d. U0 = ∑t=0[infinity](β(1 + r))^tln(ct). This equation represents the sum of the discounted values of utility at each period, where the discount factor β(1 + r) reflects the time preference and the logarithmic utility function captures the agent's preference for consumption.
Y0 = y0 + (1 + γ)y1 + (1 + γ)^2y2 + ..., where γ represents the growth rate of income.
a. The optimization problem of the representative agent involves maximizing the present discounted value of utility subject to the period-by-period budget constraint. The Euler equation is derived as follows:
At each period t, the agent maximizes the utility function U(ct) = ln(ct) subject to the budget constraint ct = (1 + r)wt + yt, where wt is the agent's wealth at time t. Taking the derivative of U(ct) with respect to ct and applying the chain rule, we obtain: U'(ct) = β(1 + r)U'(ct+1). This equation is known as the Euler equation, which represents the intertemporal marginal rate of substitution between consumption at time t and consumption at time t+1.
b. The Euler equation between time 1 and time 3 can be written as U'(c1) = β(1 + r)U'(c2), where c1 and c2 represent consumption at time 1 and time 2, respectively.
Similarly, we can write the Euler equation between time 2 and time 3 as U'(c2) = β(1 + r)U'(c3). Combining these two equations, we fin
d U'(c1) = β(1 + r)^2U'(c3). This relationship shows that the marginal utility of consumption at time 1 is equal to the discounted marginal utility of consumption at time 3.
c. The present discounted value of optimal lifetime consumption can be written as C0 = ∑t=0[infinity](β(1 + r))^tct. This equation represents the sum of the discounted values of consumption at each period, where the discount factor β(1 + r) accounts for the diminishing value of future consumption.
d. The present discounted value of optimal lifetime utility can be written as U0 = ∑t=0[infinity](β(1 + r))^tln(ct).
This equation represents the sum of the discounted values of utility at each period, where the discount factor β(1 + r) reflects the time preference and the logarithmic utility function captures the agent's preference for consumption.
e. The present discounted value of lifetime income, denoted as Y0, can be expressed as Y0 = y0 + (1 + γ)y1 + (1 + γ)^2y2 + ..., where γ represents the growth rate of income. The income in each period is multiplied by (1 + γ) to account for the increasing income over time.
This assumption of income growth allows for a more realistic representation of the agent's economic environment, where income tends to increase over time due to factors such as productivity growth or wage increases.
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what is the parallel slope of 9x - 5y = 4
Answers
Answer:
-9x+5y=-4
Step-by-step explanation:
Answer:
m= 9/5
Step-by-step explanation:
Parallel lines have the same slope.
So if you can find the slope of the given line, you have the slope you want.
Change the line into the form
y=mx + c
The value of m
will be the slope of the line.
9x −4 = 5y ← to make the y term positive
y=9/5x − 4/5
m=9/5
5) Explain in your own words what is meant by the son of a mention Include a practical example of a differential equation used to model wito your specific engineering course நmata) b) Solve the following first order differential equation using the integrating factor method. dy cos(t) + sin(t) y = 3cos (t) sin(t) - 2 dx [10 marks) c) Explain the following MATLAB code shown and sketch the output plot from program 19 marks) 01 t=0 02 while t<10 03 if (t<5) 04 y=3*(1-exp(-)): 05 else if (t>=5) 06 y=3*exp(-t+5); 07 end 08 end 09 t = t + 0.05 10 pause (0.002) + Figure Q4 Q4 Total
Answers
The output of this code will be a signal that starts at zero and gradually increases to three. After five seconds, the signal starts decreasing to zero, with an exponential decay rate. The output plot will look like a ramp that rises linearly and falls exponentially after five seconds.
The term "son of a mention" is not familiar in mathematics. The correct term might be "son of a gun" or "son of a function."A differential equation used to model your specific engineering course is called an engineering differential equation. Such equations are used to predict, control, and monitor various physical processes, ranging from the dynamics of mechanical systems to the motion of fluids and gases, and electrical and electronic circuits. It's essential to know the form of the differential equations, the initial and boundary conditions, and the physical meaning of the parameters to use them effectively in modeling physical systems.
The following MATLAB code represents a simple for loop with a nested if-else statement and a plotting command. The code generates a signal with two segments: a rising ramp from zero to three and a falling ramp from three to zero. The signal has a total duration of 10 seconds, a sampling interval of 0.05 seconds, and a plotting delay of 0.002 seconds.
01 t=0 02 while t<10 03
if
(t<5) 04 y=3*(1-exp(-t)); 05 else if
(t>=5) 06 y=3*exp(-t+5); 07 ends 08 end 09
t = t + 0.05 10 pauses (0.002)
The output of this code will be a signal that starts at zero and gradually increases to three. After five seconds, the signal starts decreasing to zero, with an exponential decay rate. The output plot will look like a ramp that rises linearly and falls exponentially after five seconds.
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Pedro is going to use sas to prove
Answers
Answer:
A) prove that QR = QR by reflexive property of congruence
a is an nn matrix. determine whether the statement below is true or false. justify the answer. if a for some scalar , then is an eigenvector of a.
Answers
The statement is false. The existence of a scalar α such that αv is an eigenvector of a does not imply that v itself is an eigenvector of a.
What is matrix?A group of numbers built up in a rectangular array with rows and columns. The elements, or entries, of the matrix are the integers. In addition to numerous mathematical disciplines, matrices find extensive use in the fields of engineering, physics, economics, and statistics.
The statement is false. An eigenvector is a non-zero vector that, when multiplied by a matrix, produces a scalar multiple of itself. In other words, if v is an eigenvector of a matrix A, then Av = λv, where λ is the corresponding eigenvalue.
The statement suggests that if a is an nn matrix (presumably an n x n matrix), and a scalar α exists such that αv is an eigenvector of a, then v must also be an eigenvector of a. However, this is not necessarily true.
Let's consider a counterexample to demonstrate this. Suppose we have the 2x2 identity matrix I:
I = [[1, 0],
[0, 1]]
In this case, any non-zero vector v will satisfy the condition αv = v for α = 1. However, not all non-zero vectors v are eigenvectors of I. In fact, the only eigenvectors of I are [1, 0] and [0, 1] with corresponding eigenvalues of 1.
Therefore, the statement is false. The existence of a scalar α such that αv is an eigenvector of a does not imply that v itself is an eigenvector of a.
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Which functions have a removeable discontinuity? Check all that apply.
Answers
Answer:
It already shows the answers.
Step-by-step explanation:
I'm pretty sure you already submitted. The ones with check marks are correct and the ones with x marks are incorrect.
What is 2592x340?
answer
Answers
Answer:
881280
Step-by-step explanation:
2592x340=881280
881280
Step by step explanation:
The number of international tourist arrivals in Russia in 2012 was 13.5% greater than in 2011. The number of international tourist arrivals in Russia was k million more in 2012 than in 2011. What is the value of k to the nearest integer
Answers
The value of k to the nearest integer is 21
Let the number of international tourist arrivals in Russia in 2011 be kIf the number of international tourist arrivals in Russia in 2012 was 13.5% greater than in 2011 will be expressed as:
k = 24.7 - (13% of 24.7)
k = 24.7 - (0.135 * 24.7)
k = 24.7 - 3.3345
k = 21.3655
Hence the value of k to the nearest integer is 21
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A Rhombus is labeled ABCD if the slope of AD is 2/3 what is the slope of BC
Answers
Answer:2/3 i believe
Step-by-step explanation:
In a rhombus the parallel sides have the same slope so BC should have the same slope as AD.
find the coordinates of the midpoint of each segment formed by the given points.
(2, 4) and (-4,-9)
(-4, 4 ) and (8.5)
Answers
Answer:
-1,-2.5 & 0.5,4.5
hope this helps!
Step-by-step explanation:
An investor invested a total of $900 in two mutual funds. One fund earned a 7% profit while the other earned a 4% profit. If the investor's total profit was $51, how much was invested in each mutual fund? The amount invested in the mutual fund that earned 7% was?
Answers
Answer:
y = 400 (amt invested at 4%)
x = 500 (amt invested at 7%)
Step-by-step explanation:
Kindly check attached picture for detailed explanation
What is 2+2. Will give brainliest!
Answers
Answer:
4
Step-by-step explanation:
1+1+1+1=4
The ratio of boys to girls at a movie is 4:5. If there are 20 girls, how many boys are at the movie?
Answers
Answer:
Step-by-step explanation:
The ratio 4:5 can be like a fraction.
Girls to boys, respectively, is 4:5.
This means for every 4 girls, there are 5 boys.
Now, to get an equivalent fraction you must multiply both the numerator and denominator by the same number.
In this problem, there are 20 girls, which represents the 4 in 4:5.
So we have 4 multiplying by what to get 20?
4x=20, x=5
Now, you must multiply the amount of boys by the same number you multiplied the girls.
5x5=25. There were 25 boys.
4/5=20/x
Anybody know this? Need help
Answers
Answer:
ill give my honest opinion i dont know
Step-by-step explanation:
Help me with this please I’d appreciate it
Answers
The coordinates of Point \(D'\) are \((42, 0)\)
\(\text{Algebraic Representation: } (x,y) \to (7x,7y)\)
Which of the following is true about the expression above?
A.
The given expression is (271 + 712) plus one-half.
B.
The given expression is 2 times the value of (271 + 712).
C.
The given expression is half the value of (271 + 712).
D.
The given expression is 2 less than the value of (271 + 712).
ps its due in 1 minute
Answers
The given expression is (271 + 712) plus one-half. Therefore, the correct option is option A.
A mathematical equation comprises a formula that uses the equals sign to represent the sameness of two expressions. The meanings of the word equation or its cognates in various languages can vary slightly. For instance, in French, an equation is defined as having a number of variables, whereas in English, an equation is any well-formed formula that consists of two expressions linked by the equals sign. The given expression is (271 + 712) plus one-half. Because when you multiply 5 times (271 + 712), you get a bigger number than the original equation (271 + 712).
Therefore, the correct option is option A.
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Evaluate the function for X = -2, 0, and 5.
f(x) = -5x + 2
f(-2) =
f(0) =
f(5) =
Pls help meit would mean everything!!!!
Answers
Answer:
f(-2) 12
f(0) 2
f(5) -23
8x^2+32x-96\(8x^{2} +36x-96\)
Answers
Answer:
−19282+104−96
Step-by-step explanation:
hopefully this helps, I'm not sure I'd it is correct though
A histogram titled Number of payphones has date on the x-axis and payphones on the y-axis. From 1981 to 1985 there were 160 payphones, 1986 to 1990: 190, 1991 to 1995: 200, 1996 to 2000: 210, 2001 to 2005: 55, 2006 to 2010: 45.
The histogram shows the number of payphones that were active by year in a large city. How many payphones would you expect to be active between 1976 and 1980?
A.) over 200
B.) between 150 and 200
C.) between 50 and 100
D.) fewer than 50
Answers
Answer:
b
Step-by-step explanation:
this is the most likely answer because from '81 to '00 there were between 150-200, so it is also likely in this range
Cellular phone company A charges a $27.95 monthly fee and $.12/min for local calls. Company B charges $12.95 a month and $.32/min for local calls.
A) Write an equation to represent the number of minutes a month, x, the companies will charge the same amount.
B) After how many minutes will company A and Company B charge the same amount?
C) What is that amount?
Answers
On solving the provided question, we can say that, by solving the equations that amount is $36.95
What is equation?A mathematical equation is a formula that joins two statements and uses the equal symbol (=) to indicate equality. A mathematical statement that establishes the equality of two mathematical expressions is known as an equation in algebra. For instance, in the equation 3x + 5 = 14, the equal sign places the variables 3x + 5 and 14 apart. The relationship between the two sentences on either side of a letter is described by a mathematical formula. Often, there is only one variable, which also serves as the symbol. for instance, 2x – 4 = 2.
Suppose x be the number of minutes of local calls when cost of plans are the same
Cost of Plan 1is $27.95+.12x
Cost of Plan 2 is $12.95+.32x
\($27.95+0.12x=12.95+.32x \\\)
\($27.95-$12.95+.12x-.12x=$12.95-$12.95+.32x-.12x\\$15.00=.20x\)
x=75 minutes
\(27.95+.12(75)=12.95+.32(75)\\27.95+9.00=12.95+24.00\\36.95=36.95\)
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GIVING A BUNCH OF POINTS + BRAINLIEST FOR RIGHT ANSWER [URGENT]
Becky and Jamie each improved their yards by planting roses and seasonal grass. They bought their supplies from the same store. Becky spent $93 on 6 roses and 7 bunches of seasonal grass. Jamie spent $196 on 14 roses and 14 bunches of seasonal grass. Find the cost of one rose and the cost of one bunch of seasonal grass.
Please don't comment something incorrect just to leech. That's not cool nor is it allowed.
Format listed in image.
![GIVING A BUNCH OF POINTS + BRAINLIEST FOR RIGHT ANSWER [URGENT]Becky and Jamie each improved their yards](https://i5t5.c14.e2-1.dev/h-images-qa/contents/attachments/TUp74wMiCC1w7oLoiLh2IDztVyPJeQap.png)
Answers
Answer:
Roses = $5Seasonal grass = $9Step-by-step explanation:
Let the cost of roses be x and the seasonal grass be y.
The equations:
Becky: 6x + 7y = 93Jamie: 14x + 14y = 196Solve the system by elimination. Divide the second equation by 2 and subtract the first equation, solve for x:
14x/2 + 14y/2 - 6x - 7y = 196/2 - 937x + 7y - 6x - 7y = 98 - 93x = 5Then use simplified second equation to find the value of y:
x + y = 14y = 14 - x = 14 - 5 = 9The answer is:
Roses cost $5Seasonal grass cost $9Please answer in simplified, rationalized form and don’t round
Answers
Answer:
4.359/10
Step-by-step explanation:
Which geometric term best describes each figure