Answer: 3 : 1
Step-by-step explanation:
We know that there are 48 kids in Elm street.
12 of them are boys, then the number of girls will be:
48 - 12 = 36
So there are 12 boys and 36 girls.
Then the ratio of girls to boys is 36:12
We can divide both numbers by the same number and we will get an equivalent ratio, if we divide by 12 in both sides, we have:
36/12 : 12/12
3 : 1
Then the ratio is 3 to 1.
Hey yall what would the solution to the system be?
Answer:
~-~-~-~-(6, 2)-~-~-~-~
evaluate each expression; 6t + 9 - 22; t = 60
We have the next expression
\(6t+9-22\)if t=60
Then we evaluate the expression with the value of t given
\(6(60)+9-22=347\)the result is 347
math 6759. stochastic processes in finance i
Stochastic processes in finance are modeled using a formula such as the Geometric Brownian Motion equation, which is used to predict the random variations in asset prices and inform investor decisions.
Stochastic processes in finance are processes that are randomly determined, with the outcomes being uncertain. These processes are used to model financial markets, and are useful for forecasting future price movements. These processes are usually modeled using a formula, such as the Geometric Brownian Motion (GBM) equation:
dS = μSdt + σSdz
Where dS is the change in the price of an asset over a short time period, μ is the drift term (expected rate of return), S is the current price of the asset, dt is the time period, σ is the volatility, and dz is a random variable.
This equation is used to model the random variations of an asset’s price, and can be used to predict future price movements. By understanding the GBM equation and its parameters, investors can make more informed decisions when trading financial instruments.
Stochastic processes in finance are modeled using a formula such as the Geometric Brownian Motion equation, which is used to predict the random variations in asset prices and inform investor decisions.
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Complete question
What is the Geometric Brownian Motion equation and how is it used in stochastic processes in finance?
Calculate the area and circumference of a circle with diameter 8cm
The circumference of the circle is 8π cm.
How to find circumference of a circle with diameter 8cmGiven the diameter of the circle as 8cm,
The radius (r) can be gotten by dividing the diameter by 2
r = 8cm / 2 = 4cm
The area (A) of a circle is: A = πr^2
So, substituting the value of r, we get:
A = π(4cm)^2 = 16π cm^2
Therefore, the area of the circle is 16π cm^2.
The circumference (C) of a circle is C = 2πr
So, substituting the value of r, we get:
C = 2π(4cm) = 8π cm
Therefore, the circumference of the circle is 8π cm.
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wasdwasdwasdwasdwasdwasdwasdwasd
Answer:
Thx for points
Step-by-step explanation:
Answer:
aukrfgauvkauvbafgvaaw
Step-by-step explanation:
I am between 30 and 50.
The sum of my digits is 10.
My ones digit is greater than
my tens digit. I am not 37.
Who am I?
A local pizza shop has a membership for frequently buyers. The membership cost $5 per month and members get a diamond price of 1.75 per slice of pizza. Lamonte purchased a membership to this pizza shop. How much would lamonte have to pay the pizza shop if he brought 20 slices of pizza this month? What would be the monthly cost for x slices of pizza?
Answer:
40 Including membership Price
35 Just for Pizza
Step-by-step explanation:
$5 for Membership for the month (Not sure if the final answer includes this or not)
1.75 x 20 = $35 for Pizza
Please Help ASAP! Find X.
The measure of angle x is 70°.
How to find the value of angle x?Here we have the image of some triangles, and we want to find the value of the interior angle x in the left triangle.
What you need to remember here is that the sum of the interior angles of any triangle is always equal to 180°.
Then, for the left triangle, we can write:
30° + 80° + x° = 180°
Now we can solve that equation for x, then we will get:
x° = 180° - 80° - 30°
x = 70°
That is the measure of angle x.
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Pleaseee help if you can. :’)
Hi there!
\(\large\boxed{x = 9}\)
Both bases have an angle measure of 55°, so the triangle is isosceles.
An isosceles triangle has a different base while the remaining two side-lengths are equal, therefore:
x + 18 = 3x
Subtract x from both sides:
18 = 2x
Divide both sides by 2:
9 = x
Therefore, x = 9.
There are 223 freshman in this school of 845 students what percent of students at this high school belong to classes other than freshman class? show all work
Answer:1884.35
Step-by-step explanation: it’s just 223% of 845. Might not be what ur looking for but I dk
845 - 223 = 622
622 / 845 = 73.6/100
73.6% are non freshman
please give brainliest
Graph and label each cell phone plan as accurately as possible. You need a ruler or straight edge
See attachment for the graph of cell phone plan 1: y= 7.5x and cell phone plan 2: y= 5.5x + 10.1
What are linear equations?Linear equations are equations that have constant average rates of change, slope or gradient
How to graph and label each cell phone plan?The cell phone plans are given as:
Cell phone plan 1: y= 7.5x
Cell phone plan 2: y= 5.5x + 10.1
To plot the graph of both plans, we make use of the following domain for both cell phone plans
Domain: x >= 0
Next, we set x = 0, 1, 2, 3, 4 and 5 for both plans
So, we have:
Cell phone plan 1
y= 7.5x
When x = 0, y = 7.5 * 0 = 0
When x = 1, y = 7.5 * 1 = 7.5
When x = 2, y = 7.5 * 2 = 15
When x = 3, y = 7.5 * 3 = 22.5
When x = 4, y = 7.5 * 4 = 30
When x = 5, y = 7.5 * 5 = 37.5
Cell phone plan 2
y= 5.5x + 10.1
When x = 0, y = 5.5*0 + 10.1 = 10.1
When x = 1, y = 5.5 * 1 + 10.1 = 15.6
When x = 2, y = 5.5 * 2 + 10.1 = 21.1
When x = 3, y = 5.5 * 3 + 10.1 = 26.6
When x = 4, y = 5.5 * 4 + 10.1 = 32.1
When x = 5, y = 5.5 * 5 + 10.1= 37.6
Next, we plot both graphs on the domain x >= 0
See attachment for the graph of cell phone plan 1: y= 7.5x and cell phone plan 2: y= 5.5x + 10.1
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I need this fast pls
Answer:
17%
Step-by-step explanation:
As you may see, the area is 100, so as much there is colored in squares, that will be the percentage, so if you count them, you will see that there are 17, and that will be your answer.
Tell me if I'm wrong :)
Answer:
17%
Step-by-step explanation:
Which is closet to the surface area of the cylinder 6 yards and 12 yards in square yards
Answer:
you devide it and see what you get
Step-by-step explanation:
Answer:
This free surface area calculator determines the surface area of a number of common ... cube, cylinder, capsule, cap, conical frustum, ellipsoid, and square pyramid. ... the surface area of his cylindrical tank of height 5.5 feet and radius of 3.5 feet. ... She packs these into a rectangular box of similar dimensions as the drawer
write a fraction to show the value of each 9 in the decimal 0.999. how is the value of the 9 on the left related to the value of the 9 on the right? how is the value of the 9 on the rigth related to the value of the 9in the middle?
The fractions to show the value of each 9 in the decima 0.999 are 9/10, 9/100, 9/1000.
How to write decimal number in fractionTo write the fraction that shows the value of each 9 in the decimal 0.999, we can use the following method
The digit 9 in the tenths place represents 9/10 or 0.9.
The digit 9 in the hundredths place represents 9/100 or 0.09.
The digit 9 in the thousandths place represents 9/1000 or 0.009.
Thus, the fractions are
0.9 = 9/10
0.09 = 9/100
0.009 = 9/1000
The value of the 9 on the left is related to the value of the 9 in the middle by a factor of 10.
The value of the 9 on the right is related to the value of the 9 in the middle by a factor of 10, so the 9 on the right is one-tenth the value of the 9 in the middle.
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Determine the quadratic function of the form f(x) = a(x - h)² + k whose graph is given on
the right.
f(x) =
(Do not simplify.)
In the quadratic equation f(x) = a(x - h)² + k , then the graph is given on the right
f(x) = \(-2 (x- 3)^{2} + 8\)
According to the question, given that
the quadratic equation f(x) = a(x - h)² + k
Axis of symmetry : x = h = 3
The coordinates of the highest point is (3,8) {it is the ordinate of the highest point of the image}
so, k = 8
f(x) = \(a (x- 3)^{2} + 8\)
plug in (0,- 10)
- 10 = 9a + 8
a = - 2
f(x) = \(-2 (x- 3)^{2} + 8\)
Therefore, f(x) = a(x - h)² + k quadratic equation we get the value of f(x),
f(x) = \(-2 (x- 3)^{2} + 8\)
A polynomial function with one or more variables, where the largest exponent of the variable is two, is referred to as a quadratic function. It is also known as the polynomial of degree 2 since the greatest degree term in a quadratic function is of second degree. A quadratic function must have at least one second-degree term. It performs algebraic operations.
The parent quadratic function connects the locations whose coordinates have the type f(x) = x2 and is of the kind (number, number2). This function, which normally has the form f(x) = a (x - h)2 + k, is capable of being transformed. It can also be changed to take the form f(x) = ax2 + bx + c.
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I NEED HELP ON THIS ASAP!!!!
Answer:
Step-by-step explanation:
2 would have a greater b value because its x. Also the other answer is 2.
Carly has already written 35 pages of a novel. She plans to write 12 additional pages per month until she is finished. Write and solve a linear equation to find the total number of pages written at 5 months.
Answer:
f(x) = 12x+35
f(5) = 95 pages written at 5 months
Step-by-step explanation:
Step 1: write the slope intercept equation
f(x) = mx+b
f(x) = the value of the equation at month x
m = slope of the linear equation (pages written PER month)
x = the month
b = intercept of the equation (pages already written)
Step 2: relate given information to the variables
m = 12 pages per month
b = 35 pages already written
Step 3: update equation
f(x) = 12x+35
Step 4: solve for x = 5 months
f(5) = 12(5) + 35 = 60 + 35 = 95
The foci of an ellipse are (3, 0) and (-3, 0), and the vertices are (7, 0) and (-7, 0) Find an equation of the ellipse. Then sketch the conic section and bring the sketch to your discussion section. Which form (below) does the equation of the given fit? X^2/c^2 + y/d = 1 x/c + y^2/d^2 = 1 x^2/x^2 + y^2/d^2 = 1 x^2/c^2 - y^2/d^2 = 1 y^2/sigma^2 - x^2/c^2 = 1
To find the equation of the ellipse with the given foci and vertices, we need to determine the values of c and d in the equation of the form (\(x-h)^2/a^2 + (y-k)^2/b^2 = 1\) , where (h, k) is the center of the ellipse.
From the given information, we can observe that the center of the ellipse is at the origin (0, 0) since the foci are equidistant from the origin. Additionally, we can see that the distance from the center to each vertex is a = 7.
The distance between the foci is determined by the equation \(c=\sqrt{(a^2 - b^2)}\), where b is the distance from the center to each co-vertex. In this case, b = 0 since the ellipse is horizontally aligned. Therefore, c = √(7² - 0²) = sqrt(49) = 7.
Now we have the values of a = 7 and c = 7. Substituting these into the equation, we get:
\((x-0)^2/7^2 + (y-0)^2/b^2 = 1\\x^2/49 + y^2/b^2 = 1\)
Since b² is not given, we cannot determine its exact value. Therefore, the equation of the ellipse is:
\(x^2/49 + y^2/b^2 = 1\)
Regarding the provided forms, none of the given options precisely matches the equation of the ellipse we derived.
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In a math cla with 21 tudent, a tet wa given the ame day that an aignment wa due. There were 14 tudent who paed the tet and 16 tudent who completed the aignment. What i the probability of that a tudent choen randomly from the cla paed the tet or completed the aignment?
The probability that a student passed the test is 0.8 (or 80%).
To calculate this probability, we can use the formula:
P(A|B) = P(A and B) / P(B)
Where A is the event of passing the test and B is the event of completing the homework. P(A and B) is the probability that a student both passed the test and completed the homework, which is the number of students who did both divided by the total number of students in the class.
14 Students passed the test and completed the homework of 21 students in total, so:
P(A and B) = 14/21 = 0.67
P(B) is the probability that a student completed the homework, which is the number of students who completed the homework divided by the total number of students in the class.
16 students completed the homework out of 21 students in total, so:
P(B) = 16/21 = 0.76
Now we can use these values to find the probability that a student passed the test given that they completed the homework:
P(A|B) = P(A and B) / P(B) = 0.67 / 0.76 = 0.8 or 80%
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--The given question is incomplete; the complete question is
"In a math class with 21 students, a test was given on the same day that an assignment was due. 14 students passed the test, and 16 students completed the assignment. Out of the students who passed the test, 16 also completed the assignment. What is the probability that a student passed the test, given that they completed the homework?"--
Help pwease. :(
How many negative integers m satisfy the inequality 3/m, <= -2/7
Edwin and Franklin share money in the ratio 3:7 Franklin received $20 more than Edwin. Find the amount shared and what each of them received.
Step-by-step explanation:
We have,
Edwin and Franklin share money in the ratio 3:7.Franklin received $20 more than Edwin.We've to find the amount shared and what each of them received.
★ Amount Shared = Amount received by Edwin + Amount received by Franklin ★
As, Edwin and Franklin share money in the ratio 3:7. So, let's say that,
Amount received by Edwin = $ 3xAmount received by Franklin = $ 7xAlso, Franklin received $20 more than Edwin. So,
→ Amount received by Franklin = 20 + Amount received by Edwin
→ 7x = 20 + 3x
Solving the equation further.
→ 7x - 3x = 20
→ 4x = 20
→ x = 20/4
→ x = 5
Hence,
→ Amount received by Edwin = $ 3x
→ Amount received by Edwin = $ 3(5)
→ Amount received by Edwin = $ 15 [Ans]
And,
→ Amount received by Franklin = $ 7x
→ Amount received by Franklin = $ 7(5)
→ Amount received by Franklin = $ 35 [Ans]
Lastly,
→ Total amount shared = 3x + 7x
→ Total amount shared = $35 + $15
→ Total amount shared = $50 [Ans]
Hence, solved!Which expression is equivalent to 2.2-2.5
A
2.5−2.22.5-2.22.5−2.2
B
2.2+2.52.2+2.52.2+2.5
C
2.2+(−2.5)2.2+\left(-2.5\right)2.2+(−2.5)
D
2.2−(−2.5)2.2-\left(-2.5\right)2.2−(−2.5)
The equivalent expression will be;
⇒ 2.2 + (- 2.5)
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The expression is,
⇒ 2.2 - 2.5
Now,
Since, The expression is,
⇒ 2.2 - 2.5
Hence, After solve we get;
⇒ 2.2 - 2.5 = - 0.3
By option 3, we have;
⇒ 2.2 + (- 2.5)
After solving, we get;
⇒ 2.2 - 2.5 = - 0.3
Thus, The correct expression will be;
⇒ 2.2 + (- 2.5)
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Herschel uses an app on his smartphone to keep track of his daily calories from meals. One day his calories from breakfast were 115 more, than his calories from lunch, and his calories from dinner were 200 less than twice his calories from lunch. If his total caloric intake from meals was 2135, determine his calories for each meal.
Answer:
calories
Breakfast: 670
Lunch: 555
Dinner: 910
Total = 2135 calories
Step-by-step explanation:
Let B, L and D, stand for the calories from Breakfast, Lunch, and Dinner
One day his calories from breakfast were 115 more, than his calories from lunch:
B = L + 115
his calories from dinner were 200 less than twice his calories from lunch.:
D = 2L - 200
total caloric intake from meals was 2135:
B + L + D = 2135
------
We have B and D defined in terms of L from the first two equations, so use them in the third:
B + L + D = 2135
[L+115] + L + [2L-200] = 2135
4L - 85 = 2135
4L = 2220
L = 555 calories
B = L + 115
B = 555 + 115
B = 670 calories
D = 2L - 200
D = 2(555) - 200
D = 910 calories
================
CHECK
Does B + L + D = 2135 calories?
670 + 555 + 910 = 2135?
2135 = 2135? YES
suppose a, b is a multiple of c, dqand abcd 0. show that a, cis a multiple of pb, dq. using matrices, what does this tell us?
This tells us that the product of two multiples of two numbers is also a multiple of those two numbers. Matrices help to illustrate this relationship visually.
Suppose a, b is a multiple of c, d, and abcd = 0. This means that there are some integers n1 and n2 such that a = n1c and b = n2d. We can represent this using matrices as follows:
a = n1c = [n1 0] [c 0] = [n1c 0]
b = n2d = [0 n2] [0 d] = [0 n2d]
Now, we can take the product of these two matrices to find the product of a and b:
ab = [n1c 0] [0 n2d] = [0 0] [n1c n2d] = [0 n1c n2d 0]
This result is a multiple of both c and d, since the product of two multiples of two numbers is also a multiple of those two numbers. This shows that a, c is a multiple of pb, d. Matrices help to illustrate this relationship visually by showing that the product of two matrices is also a multiple of both of the original matrices.
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PLEASE HELP WITH THIS
To determine if a set of ordered pairs represents a function, we need to check if each input (x-value) is associated with exactly one output (y-value).
Let's analyze each set of ordered pairs:
{(-6,-5), (-4, -3), (-2, 0), (-2, 2), (0, 4)}
In this set, the input value -2 is associated with two different output values (0 and 2). Therefore, this set does not represent a function.
{(-5,-5), (-5,-4), (-5, -3), (-5, -2), (-5, 0)}
In this set, the input value -5 is associated with different output values (-5, -4, -3, -2, and 0). Therefore, this set does not represent a function.
{(-4, -5), (-3, 0), (-2, -4), (0, -3), (2, -2)}
In this set, each input value is associated with a unique output value. Therefore, this set represents a function.
{(-6, -3), (-6, -2), (-5, -3), (-3, -3), (0, 0)}
In this set, the input value -6 is associated with two different output values (-3 and -2). Therefore, this set does not represent a function.
Based on the analysis, the set {(-4, -5), (-3, 0), (-2, -4), (0, -3), (2, -2)} represents a function since each input value is associated with a unique output value.
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what is the formula of cost
Step-by-step explanation:
I don't know the answer try again later
For a fundraiser, a group plans to sell granola bars and bottles of water at the same prices as described in Part A. The group wants the income from the fundraiser to be at least $150.
Choose the inequality to show the number of granola bars x and the number of bottles of water y that must be sold.
A. 1.4x + 0.75 y > 150
B. 1.4x + 0.75y ≥ 150
C. 1.4x + 0.75 < 150
D. 1.4x + 0.75 ≤ 150
Answer:
A
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
they need at least 150 so it has to be greater than or equal to, because all the number that are greater than 150 meet the requirement of being at least 150 and if it is exactly 150 it's still also meets the requirement.
The area of a rectangle is at least 10 more than 3 times the width of the rectangle. If the area of the rectangle is at least 250 square units, what are the possible values for the width (w) of the rectangle?
Answer:
Step-by-step explanation:
Area of rectangle= 250 sq.units
Width = (250-10)÷3
= 240÷3
= 80 units
Solve the problem. Round dollar amounts to the nearest cent. Use ordinary interest (360 days in a year) unless otherwise indicated. Chris Owens bought a new computer system. To pay for the system, he borrowed $3,290 from the credit union at 10(1/3)% interest for 110 days. Find the interest.
To find the interest of Chris Owens’ credit union loan of $3,290 at 10(1/3)% interest for 110 days, we use the simple interest formula as follows:
Simple Interest = (P × R × T)/100Where:P = Principal or amount borrowedR = Rate of interest per annumT = Time in years or fraction of a year110 days ÷ 360 days = 0.3056 (time as a fraction of a year)The rate of interest, 10(1/3)% is equal to 10 + (1/3) percent = 10.33% per annum in decimal form = 0.1033Substituting the values we have into the formula,Simple Interest = (P × R × T)/100= (3,290 × 0.1033 × 0.3056)/100= $100.68 (rounded to the nearest cent)
Therefore, the interest of Chris Owens’ credit union loan of $3,290 at 10(1/3)% interest for 110 days is $100.68.
A credit union loan is a type of personal loan that can be used for a variety of purposes. One of the most common reasons people take out credit union loans is to purchase big-ticket items like a new computer system. When you take out a loan, you must pay back the amount borrowed plus the interest charged by the lender. The interest rate is usually expressed as a percentage of the amount borrowed and is charged for a specific period of time known as the loan term. Simple interest is a method of calculating interest that is charged only on the principal amount borrowed.
It does not take into account the interest that has already been paid. Simple interest is calculated by multiplying the principal amount borrowed by the interest rate and the length of the loan term. The answer is more than 100 words.The interest of Chris Owens’ credit union loan of $3,290 at 10(1/3)% interest for 110 days is $100.68. Therefore, he would pay $3,290 + $100.68 = $3,390.68 in total to the credit union over the loan term. It is important to note that when rounding dollar amounts to the nearest cent, amounts that end in .50 or higher are rounded up to the next highest cent, while amounts that end in .49 or lower are rounded down to the next lowest cent. In this case, $100.6847 would be rounded up to $100.68. In conclusion, the interest charged on a loan can significantly increase the total amount that must be repaid, making it important for borrowers to understand how interest is calculated and the terms of their loan.
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-[-/7.14 Points] DETAILS LARPCALC11 6.4.036. Find the angle (in radians) between the vectors. (Round your answer to two decimal places.) u = 4i - 6j v = 5i + 4j 0 =
4. [-/7.14 Points] DETAILS LARPCAL
The angle (in radians) between vectors u and v is approximately 1.66 radians, rounded to two decimal places.
To find the angle between two vectors, we can use the dot product formula and the magnitudes of the vectors. Let's calculate the angle between vectors u and v:
Given:
u = 4i - 6j
v = 5i + 4j
Step 1: Calculate the dot product of u and v.
The dot product of two vectors u and v is given by:
u · v = |u| |v| cosθ
where |u| and |v| are the magnitudes of vectors u and v, respectively, and θ is the angle between them.
To calculate the dot product, we multiply the corresponding components of u and v and sum them:
u · v = (4 * 5) + (-6 * 4) = 20 - 24 = -4
Step 2: Calculate the magnitudes of vectors u and v.
The magnitude of a vector is given by:
|u| = √(u₁² + u₂²)
For vector u:
|u| = √((4)² + (-6)²) = √(16 + 36) = √52 ≈ 7.21
For vector v:
|v| = √((5)² + (4)²) = √(25 + 16) = √41 ≈ 6.40
Step 3: Calculate the angle θ.
Using the dot product formula mentioned earlier, we have:
-4 = (7.21)(6.40)cosθ
Solving for cosθ:
cosθ = -4 / (7.21 * 6.40) ≈ -0.086
To find θ, we can take the inverse cosine (arccos) of cosθ:
θ ≈ arccos(-0.086) ≈ 1.66 radians
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