Answer:
Monthly deposit= $92,51
Step-by-step explanation:
Giving the following information:
I will assume an interest rate of 8% compounded monthly.
Tuition= $6,000 per year.
Number of periods= 2*12= 24 months
i= 0.08/12= 0.0067
Her parents will contribute 50% for his first year's tuition.
Local scholarship= $600
First, we need to determine future value:
Future value= (6,000/2) - 600= $2,400
Now, using the following formula, we can calculate the monthly deposit:
FV= {A*[(1+i)^n-1]}/i
A= monthly deposit
Isolating A:
A= (FV*i)/{[(1+i)^n]-1}
A= (2,400*0.0067) / [(1.0067^24) - 1]
A= $92,51
From the following categories of variables, which of them are mutually exclusive and exhaustive?
a. Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, and Sunday
b. Days: Weekday and Weekend
c. Letters: Vowels and Consonants
d. Letters: Alphabets and Consonants
The given categories of variables that are mutually exclusive and exhaustive are weekdays and weekend and vowels and consonants.
Mutually exclusive and exhaustive variables: A variable is mutually exclusive and exhaustive if it includes all possible outcomes and each outcome can only be assigned to one variable category.a. Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, and Sunday - Mutually exclusive and exhaustiveb. Days: Weekday and Weekend - Mutually exclusive and exhaustive c. Letters: Vowels and Consonants - Mutually exclusive and exhaustive. Letters: Alphabets and Consonants - Not mutually exclusive and exhaustiveThe given categories of variables that are mutually exclusive and exhaustive are weekdays and weekend and vowels and consonants. Hence, the options a and c are correct.
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I suck at math ;-;
Answer:
50 mph
Step-by-step explanation:
We have the following point
(2,100)
We know that the equation has a y intercept of 0 which means our equation looks like this
y=mx
We know that when x=2 y=100 so
100=2m
m=50
50 mph
Answer:
It’s constant by 50 (1,50) (2,125) and so on
Step-by-step explanation:
25+25=50 75+50=125 and so on
Which statements are true about the rules of division?
Answer:
where is the list at?
Step-by-step explanation:
please help me. I figured out my last question but i really need help!!! please
The area of the figure is 51.63 m²
How determine area of the composite figure?
A composite figure is figure that is made up of two or more different shapes.
The composite figure in the given image is made up of a rectangle, semicircle and a triangle. Therefore, the area of the composite figure will be the sum of the areas of the shape it is made of. Thus:
Area of figure = area if rectangle + area of semicircle + area of triangle
Area of figure = LW + 1/2πr² + 1/2bh
Area of figure = (6 × 5) + (1/2 × 3.14 × 3²) + (1/2 × 3 × 5)
Area of figure = 30 + 14.13 + 7.5
Area of figure = 51.63 m²
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Lorraine prepared a 2.5-gallon pot filled with tomatoes to be canned in jars. Each jar will hold 1.25 quarts of tomatoes. If 1 gallon equals 4 quarts, how many jars can Lorraine fill?
Lorraine can fill 8 jars with the tomatoes from the 2.5-gallon pot.
Give reason to support your answer ?First, we need to convert the volume of the pot from gallons to quarts, since the jars are measured in quarts:
2.5 gallons = 2.5 * 4 quarts = 10 quarts
Next, we can divide the total volume of the pot in quarts by the volume of each jar in quarts to find the number of jars Lorraine can fill:
10 quarts / 1.25 quarts per jar = 8 jars
So Lorraine can fill 8 jars with the tomatoes from the 2.5-gallon pot.
What is mensuration?Mensuration is a branch of mathematics that deals with the measurement of various geometric figures and objects, such as lengths, areas, and volumes. It is concerned with finding the size, shape, and measurement of geometric objects, such as points, lines, circles, polyggon, and solids.
Mensuration is used in various areas of mathematics, science, and engineering to solve problems involving measurements, such as finding the area of a rectangle, the volume of a cylinder, the circumference of a circle, or the surface area of a sphere.
Mensuration provides a set of mathematical formulas and methods for measuring geometric objects, and it requires knowledge of basic concepts such as perimeter, area, volume, and surface area. These concepts are used to find the size of objects and to compare different objects to one another based on their measurements.
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What is the inverse of f(x)=2x^2+4x? Please show work.
as you already know, to get the inverse of any expression we start off by doing a quick switcheroo on the variables and then solving for "y", let's do so.
\(\stackrel{f(x)}{y}~~ = ~~2x^2+4x\hspace{5em}\stackrel{\textit{quick switcheroo}}{x~~ = ~~2y^2+4y} \\\\\\ x=2(y^2+2y)\implies \cfrac{x}{2}=y^2+2y\impliedby \begin{array}{llll} \textit{now let's complete the square}\\ \textit{to make it a perfect square trinomial}\\ \textit{by using our good friend, Mr "0"} \end{array} \\\\\\ \cfrac{x}{2}=y^2+2y(+1^2-1^2)\implies \cfrac{x}{2}=y^2+2y+1-1\implies \cfrac{x}{2}=(y^2+2y+1)-1\)
\(\cfrac{x}{2}+1=(y^2+2y+1^2)\implies \cfrac{x}{2}+1=(y+1)^2\implies \sqrt{\cfrac{x}{2}+1}=y+1 \\\\\\ \sqrt{\cfrac{x+2}{2}}=y+1\implies \sqrt{\cfrac{x+2}{2}}-1=y~~ = ~~f^{-1}(x)\)
If you have two six-sided die each labeled one through six. Which set of events has a higher probability?
A. You land on an odd number or you roll a 6.
B. You roll a 6 and roll a 4.
C. You roll a 3 and roll an odd number
D. You roll an odd number and roll a 5.
An automatic machine in a manufacturing process is operating groperly if the iengths of an important subcomponent are normally distributed with a mean of izal cri and a otandard deviation of 5.6 cm. A. Find the probability that one selected subcomponent is longer than 122 cm, Probability = B3. Find the probability that if 3 subcomponents are randomly selected, their mean length exceeds 122 cm. Probability win C. Find the probabilify that if 3 are randomly selected, ail 3 have lengths that exceed 122 cm. Probability =
A. The probability that one selected subcomponent is longer than 122 cm can be found by calculating the area under the normal distribution curve to the right of 122 cm. We can use the z-score formula to standardize the value and then look up the corresponding probability in the standard normal distribution table.
z = (122 - μ) / σ = (122 - 100) / 5.6 = 3.93 (approx.)
Looking up the corresponding probability for a z-score of 3.93 in the standard normal distribution table, we find that it is approximately 0.9999. Therefore, the probability that one selected subcomponent is longer than 122 cm is approximately 0.9999 or 99.99%.
B. To find the probability that the mean length of three randomly selected subcomponents exceeds 122 cm, we need to consider the distribution of the sample mean. Since the sample size is 3 and the subcomponent lengths are normally distributed, the distribution of the sample mean will also be normal.
The mean of the sample mean will still be the same as the population mean, which is 100 cm. However, the standard deviation of the sample mean (also known as the standard error) will be the population standard deviation divided by the square root of the sample size.
Standard error = σ / √n = 5.6 / √3 ≈ 3.24 cm
Now we can calculate the z-score for a mean length of 122 cm:
z = (122 - μ) / standard error = (122 - 100) / 3.24 ≈ 6.79 (approx.)
Again, looking up the corresponding probability for a z-score of 6.79 in the standard normal distribution table, we find that it is extremely close to 1. Therefore, the probability that the mean length of three randomly selected subcomponents exceeds 122 cm is very close to 1 or 100%.
C. If we want to find the probability that all three randomly selected subcomponents have lengths exceeding 122 cm, we can use the probability from Part A and raise it to the power of the sample size since we need all three subcomponents to satisfy the condition.
Probability = (0.9999)^3 ≈ 0.9997
Therefore, the probability that if three subcomponents are randomly selected, all three of them have lengths that exceed 122 cm is approximately 0.9997 or 99.97%.
Based on the given information about the normal distribution of subcomponent lengths, we calculated the probabilities for different scenarios. We found that the probability of selecting a subcomponent longer than 122 cm is very high at 99.99%. Similarly, the probability of the mean length of three subcomponents exceeding 122 cm is also very high at 100%. Finally, the probability that all three randomly selected subcomponents have lengths exceeding 122 cm is approximately 99.97%. These probabilities provide insights into the performance of the automatic machine in terms of producing longer subcomponents.
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given a vector/array with values 5, 10, 15, 20, 25, what are the fewest number of swaps needed to reverse the list? group of answer choices 2 3 4 5
The minimum number of swaps required to flip the list is 2.
Array : Generally, in the field of applied sciences, knowledge structures called arrays and typically regarded as just arrays, each containing at least one array-index award or key. Arrays are stored so that formulas can use each component's index tuple to determine the placement of that component within the array.
Given an array with values 5, 10, 15, 20,25
swap reverses the array:
25, 10, 15, 20, 5
25, 20, 15, 10, 5
So, for reversing the number of swaps required list is 2 ..
This may be the smallest variation possible.
Hence, the minimum exchange required to achieve list reversal is two.
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Gail averages 153 points per bowling game with a standard deviation of 14.5 points. Suppose Gail's points per bowling game are normally distributed. Let X= the number of points per bowling game. Then X∼N(153, 14.5). z-score when x=108 is _____. The mean is 153. The z-score tell you that x=108 is _____ standard deviations to the left of the mean.
The z-score when x=108 is 3.1034. The z-score tells you that x=108 is 3.1034 standard deviations to the left of the mean.
Z-score is used in statistics to compare a score to a normal distribution. The z-score is a measure of how far away from the mean a value is in standard deviation units.
To find the z-score when x = 108, we use the formula:
z = (x - μ) / σ
where x = 108, μ = 153, and σ = 14.5.
Substituting these values, we get:
z = (108 - 153) / 14.5 = -3.1034
So the z-score when x = 108 is -3.1034.
The z-score tells us how many standard deviations away from the mean a particular value is. In this case, since the z-score is negative, we know that x = 108 is to the left of the mean.
The absolute value of the z-score tells us how many standard deviations away from the mean the value is. In this case, the absolute value of the z-score is approximately 3.1034, which means that x = 108 is approximately 3.1034 standard deviations to the left of the mean.
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What is the value of the missing angle?
150*
95
95
105
145
0120°
O 1300
O 1550
0720
Answer:
b) 130
Step-by-step explanation:
The total of the internal angles of any simple hexagon (six sides) is 720°.
720 = 150+95+105+145+95+x
720= 590 + x
720 - 590 = x
130 = x
Which lines in the diagram must be parallel?
(not drawn to scale)
514
1337
47°
q
S
Answer
47
Step-by-step explanation:
Find the larger of the two roots of the equation y = -2.2x2 + 63.5x - 17
The larger of the two roots of the equation \(y = -2.2x^2 + 63.5x - 17\)would be 28.59.
How to find the roots of a quadratic equation?Suppose that the given quadratic equation is
\(ax^2 + bx + c = 0\)
Then its roots are given as:
\(x = \dfrac{-b \pm \sqrt{b^2 - 4ac}}{2a}\)
The given quadratic equation is
\(y = -2.2x^2 + 63.5x - 17\)
now, the roots of the equation are
\(x = \dfrac{-63.5 \pm \sqrt{63.5^2 - 4(-2.2)(-17)}}{2(-2.2)}\\\\\\x = \dfrac{-63.5 \pm \sqrt{4032.25 - 149.6}}{(-4.4)}\\\\\\x = \dfrac{-63.5 \pm \sqrt{3882.65}}{(-4.4)}\\\\\\x = \dfrac{-63.5 \pm 62.31}{(-4.4)}\)
The two roots are 0.27 and 28.59.
Thus, the larger of the two roots of the equation \(y = -2.2x^2 + 63.5x - 17\)would be 28.59.
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someone help me pls
50 POINTS ... A Euler circuit has ___ ODD vertices.
What is the purpose of performing the overall F-test? Select one.a. It is used to test whether at least one of the predictor variables is significant in
a regression model.
b. It is used to test two regression models to test whether additional predictor
variables should be added in the model.
c. It is used to estimate the sum of squared residuals.
d. It is used to test if a specific predictor variable is significant in a regression
model.
The purpose of performing the overall F-test is to test whether at least one of the predictor variables is significant in a regression model.
This is option a.
The F-test is used to determine if the entire regression model is significant, rather than just one individual predictor variable. If the F-test is significant, it means that at least one of the predictor variables has a significant relationship with the dependent variable.
This can help us determine if the regression model is useful in predicting the dependent variable.
The F-test is an important step in regression analysis, as it can help us determine if our model is valid and useful for making predictions.
Hence Option A is correct.
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PLEASE HELP! be detailed but not confusing.
Answer:
y=mx+b, where m is slope, b is y-int and x and y are variables.
S = 40N + 1600
Graphing:
Plot your y-int at (0,1600). Plot your slope in. Draw a line thru the points.
Points: (1,1640), (2,1680) etc
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Find the 96th term of the arithmetic sequence 1, -12, -25, ...1,−12,−25
96th term of the arithmetic sequence 1, -12, -25, ...1,−12,−25 is -1234
arithmetic sequence 1, -12, -25, .. .1,−12,−25
an arithmetic sequence can be written as
a , a + d , a + 2d , a + 3d , . . . . . a + (n-1)d
nth tern of an arithmetic sequence is
aₙ= a+ (n-1)d
a= first term of an arithmetic sequence
d = common difference of an arithmetic sequence
n = number of terms in an arithmetic sequence
So in the above arithmetic sequence
a= 1
d= -13
n= 96
a₉₆= 1+ (96-1)(-13)
= 1- (95)13
= 1- 1235
= -1234
96th term of the arithmetic sequence 1, -12, -25, ...1,−12,−25 is -1234
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A scientist started with a sample of 8 cells. The sample increased as shown in the table.
Assume that the pattern in the table continues. Which equation can be solved for t, the time in hours when the number of cells will reach 100,000?
A
8⋅t4=100,000
B
8⋅4t=100,000
C
4⋅t8=100,000
D
4⋅8t=100,000
Answer:
100000 = 8 (4) ^t
Step-by-step explanation:
We are multiplying by 4 each time
y = a (4)^t
The initial amount is 8
y = 8 (4)^t
We want to get to 100000
100000 = 8 (4) ^t
Answer:
B
8 ⋅ 4^t = 100,000
Step-by-step explanation:
A manufacturer tests 1200 computers and finds that 9 of them have defects. Find the probability that a computer chosen at random has a defect. Round your answer to the nearest hundredth.
Probability that computer chosen at random has defect is 0.0075.When we don't know how an event will turn out, we can discuss the likelihood or likelihood of various outcomes.
What is probability?It is based on the likelihood that something will occur. The justification for probability serves as the main foundation for theoretical probability. For instance, the theoretical chance of getting a head when tossing a coin is 12.
Total number of computers=1200
Total number of damage computers=9
Probability that question chosen at random has defect = 9/1200=0.0075
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5x - 7(2 - 4x)
i need help simplifying
Answer:
33x - 14
Step-by-step explanation:
5x - 7 (2 - 4x)
5x - 14 + 28x
33x - 14
Answer:
it's 18x-10 and I'm also new and I searched it up in the internet
Step-by-step explanation:
ik online school is hard but they to download Every app thats for school so you can cheat
Rita owed her brother $ 15. After her birthday, she was able to pay him back and still have $45. How much money did Rita receive for her birthday ?
PLEASE help me with this question! No nonsense answers please. This is really urgent.
Answer:
15.6 ft²
Step-by-step explanation:
Given:
Radius (r) of circle = 5.7 ft
m<CBD = 55°
Required: Area of the shaded sector
SOLUTION:
Area of shaded sector = θ/360*πr²
Where,
θ = 55°
π = 3.14
r = 5.7 ft
Plug in your values
\( Area = \frac{55}{360}*3.14*5.7^2 \)
\( Area = \frac{55}{360}*3.14*32.49 \)
\( Area = 15.59 \)
Area of shaded sector to nearest tenth = 15.6 ft²
Answer:
unij.,hsakj hdku ugkzsssssssjbfskjgfbskufjbghjbgfhjbghbfkjhbfsdf mdftedtmtedemedeedttfgtubjcufttttttttgxdcgfvcdhfvvvvvdyuyuyuyfyfyfftftftftftyytftfftftffttyfjvhghfhgfghfgfghfhgfghfhgfghfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfgfhf
Step-by-step explanation:
u suck balls
Let x represent the number of $0.75 price decreases. Write a function P(x) (f⋅p)(x) to represent the price of a ticket. Enter only the expression for P(x) in the blank (no equal sign). Do not use spaces between numbers, operations, or variables.
Given that MNPQ is a rectangle with vertices M(3, 4), N(1, -6), and P(6, -7), find the coordinates Q that makes this a rectangle
Given that MNPQ is a rectangle with verticles M(3, 4), N(1, -6), and P(6, -7), to find the coordinates of point Q, we can use the fact that opposite sides of a rectangle are parallel and have equal lengths.
First, let's find the vector MN and MP:
MN = N - M = (1 - 3, -6 - 4) = (-2, -10)
MP = P - M = (6 - 3, -7 - 4) = (3, -11)
Now, let's add the vector MN to point P:
Q = P + MN = (6 + (-2), -7 + (-10)) = (4, -17)
Therefore, the coordinates of point Q that make MNPQ a rectangle are Q(4, -17).
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A 80 lb weight stretches a spring 8 feet. The weight hangs vertically from the spring and a damping force numerically equal to 10 times the instantaneous velocity acts on the system. The weight is released from 4 feet above the equilibrium position with a downward velocity of 18 ft/s. (a) Determine the time (in seconds) at which the mass passes through the equilibrium position. (b) Find the time (in seconds) at which the mass attains its extreme displacement from the equilibrium position.
The mass passes through the equilibrium position after approximately 0.45 seconds, and it attains its extreme displacement from the equilibrium position after around 1.15 seconds.
Given that an 80 lb weight stretches a spring 8 feet, we can determine the spring constant using Hooke's Law: F = kx, where F is the force, k is the spring constant, and x is the displacement from the equilibrium position. In this case, F = 80 lb and x = 8 ft, so k = F/x = 80 lb / 8 ft = 10 lb/ft.
To find the time when the mass passes through the equilibrium position, we can use the equation of motion for damped harmonic motion: m * d²x/dt² + bv = -kx, where m is the mass, b is the damping constant, and v is the velocity. We are given that the damping force is 10 times the instantaneous velocity, so b = 10 * v.
We can rearrange the equation of motion to solve for time when the mass passes through the equilibrium position (x = 0) by substituting the values: m * d²x/dt² + 10mv = -kx. Plugging in m = 80 lb / 32.2 ft/s² (to convert from lb to slugs), k = 10 lb/ft, and v = -18 ft/s (negative because it is downward), we get: 80/32.2 * d²x/dt² - 1800 = -10x. Simplifying, we have d²x/dt² + 22.43x = 0.
The general solution to this differential equation is of the form x = A * exp(rt), where A is the amplitude and r is a constant. In this case, the equation becomes d²x/dt² + 22.43x = 0. Solving the characteristic equation, we find that r = ±√22.43. The time when the mass passes through the equilibrium position is when x = 0, so plugging in x = 0 and solving for t, we get t = ln(A)/√22.43. Given that the mass is released from 4 feet above the equilibrium position, the amplitude A is 4 ft, and thus t = ln(4)/√22.43 ≈ 0.45 seconds.
To find the time when the mass attains its extreme displacement, we can use the fact that the maximum displacement occurs when the mass reaches its maximum potential energy, which happens when the velocity is zero. From the equation of motion, we can see that the velocity becomes zero when d²x/dt² = -10v/m. Substituting the values, we have d²x/dt² + 22.43x = -10(-18)/(80/32.2) = 7.238. Solving this differential equation with the initial condition that x = 4 ft and dx/dt = -18 ft/s at t = 0 (when the mass is released), we find that the time when the mass attains its extreme displacement is approximately 1.15 seconds.
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please hurry is timed will give brainlest
The degree measure of each of the angle in the triangle are m ∠V =88°, m ∠X = 46° and m ∠W = 46°.
Given that,
Triangle, ΔVWX is isosceles with base XW.
So, VX = VW
Angles opposite these sides are equal.
∠W = ∠X
Given,
m ∠X = (3x + 13)°
m ∠V = (5x + 33)°
m ∠W = 180° - ((3x + 13)° + (5x + 33)°)
= 180 - (8x + 46)
= 134 - 8x
Equating,
134 - 8x = 3x + 13
-11x = -121
x = 11
Measure of angles are,
m ∠X = (3x + 13)° = 46°
m ∠V = (5x + 33)° = 88°
m ∠W = (134 - 8x)° = 46°
Hence the angle measures are 88°, 46° and 46°.
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Use point-slope form, y - y1 = m(x - x1), to find the linear equation of a line that passes through the points
(2, -1) and (10, 7).
y =
x+
Answer:
y = ✔ 1x+ ✔ -3
Step-by-step explanation:
The equation of the line passing through the points (2, -1) and (10, 7) is y = x - 3.
What is the point slope form of the equation of a line?The point slope form of a line is given by -
y - y₁ = m(x - x₁)
Given is a line that passes through the points (2, -1) and (10, 7).
The point - slope form of a line is given by the general equation -
y - y₁ = m(x - x₁)
We will find the slope of the line as follows -
m = (7 + 1)/(10 - 2) = 8/8 = 1
The line passes through the point (2, -1), so we can write the equation of line as -
y - (- 1) = x - 2
y + 1 = x - 2
x - y = 3
y = x - 3
Therefore, the equation of the line passing through the points (2, -1) and (10, 7) is y = x - 3.
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What is the approximate circumference of the circle shown below?
What are the x- and y-intercepts of the rainbow? Explain what each intercept represents ( parabola y=-x2+36
Answer:
Step-by-step explanation:
\(y=-x^{2} +36\)
can be factored out as (-x-6)(x-6)
x-intercepts are: +6 and -6
represents the two ends of the rainbow
y-intercept: y=36
represents the highest point of the rainbow