Answer:
surface area ratio = 25/9
Step-by-step explanation:
When two solid figures or shapes are similar the ratio of their corresponding length are equal. This simply means when two solids are similar the ratio of their corresponding sides are proportional. For a similar solid the ratio of their surface area is the side ratio squared.
This simply means the ratio of their corresponding sides is squared for the surface area ratio.
In the case of the given ratio of the two similar solids given as 5 : 3, the similarity ratio of the corresponding surface area can be computed below.
a/b = (a/b)² Therefore,
5/3 = (5/3)²
surface area ratio = 25/9
43% of a town has blue eyes, 46% has blonde hair, and 24% has both. What is the probability that a random person picked will have both?
Answer:
24 by 113
Step-by-step explanation:
43 + 46 + 24 = 113
the % of people with both is 24%, thus the answer will be 24 by 113
Hope its correct and helps ya :)
Can I get help with this one too?
Using the concept of simple interest and compound interest, the first equation is \(S = 200(1.1)^t\), while the second is S = 250 + 20t
c. It will take over 7 years for the accounts to be equal.
What is the similarities and difference between simple interest and compound interest?The similarities between simple interest and compound interest is that both deals with saving of money over certain period of time with a fixed rate. While the difference between both is that in compound interest, the interest are compounded while in simple interest it is not. This implies that compound interest is an exponential function while simple interest is a linear function.
Simple interest = P(1 + rt)
P = principalr = ratet = timeCompound interest = P(1 + r/n)ⁿˣ
x = time in this casen = number of times compoundedTo solve this, we can write equations;
For the first scenario;
\(S = 200(1.1)^t\)
S = amount in accountt = timeFor the second scenario;
S = 250 + 20t
NB: The first case is a compound interest while the second is a simple interest.
c. To determine when the two accounts will be equal;
\(250 + 20t = 200(1.1)^t\)
Solving for t;
t = 7.01 ≈ 7 years
Therefore, it will take over 7 years for the accounts to be equal
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Can someone please help me with this?
help I don't understand
With the help of proportions in the given similar triangles we know that the value of x is 3.5 units.
What is triangle similarity?Euclidean geometry states that two objects are comparable if they have the same shape or the same shape as each other's mirror image.
One can be created from the other more precisely by evenly scaling, possibly with the inclusion of further translation, rotation, and reflection.
These three theorems—Angle-Angle (AA), Side-Angle-Side (SAS), and Side-Side-Side (SSS)—are reliable techniques for figuring out how similar triangles are to one another.
So, in the given situation:
TR and WY are as follows:
TR/WU
24/2
2/1
Similarly,
TS/WV
2/1
7/x
7/3.5
Therefore, with the help of proportions in the given similar triangles we know that the value of x is 3.5 units.
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Question 6
1 pts
Sara just started her first job as an assistant at an after-school child care center. She works
12 hours a week and makes $9 per hour. She has been told that 15% of her paycheck will
be deducted for federal, state, and local taxes. How much should Sara expect her
paycheck from her first full week of work to be?
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Sara should expect a paycheck of $91.80 from her first full of work.
In the question, we are given that Sara just started her first job as an assistant at an after-school child care center. She works 12 hours a week and makes $9 per hour. She has been told that 15% of her paycheck will be deducted for federal, state, and local taxes.
We are asked for the amount that Sara should expect her paycheck of, from her first full week of work.
The time for which Sara works weekly = 12 hours.
The per hour earning of Sara = $9.
Thus, the total earnings after working for 12 hours at the rate of $9 per hour is 12*$9 = $108.
Now, the deduction is given to be 15%.
Thus, the total deduction = 15% of $108 = $16.20.
The amount on the paycheck = The total earnings less the deduction,
or, the amount on the paycheck = $108 - $16.20 = $91.80.
Thus, Sara should expect a paycheck of $91.80 from her first full of work.
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i will give brainliest and 5 stars if you help ASAP
solution needed step by step
Answer:
I am doinnnng ok just wait
Answer:
Points again!!!
Step-by-step explanation:
Hey thanks
What Did the Baby Porcupine Say
When It Backed Into a Cactus?
each
Answer:
As baby porcupine is backed into cactus, so the spines of cactus will feel like spines of mother porcupine. So the baby porcupine will give call to its mother.
Step-by-step explanation
He said hi Ma.
14. What is the equation of a circle with a center at (4,−9) and a radius of 5?
A) (x+4)^2+(y−9)^2=5
B) (x+4)^2+(y−9)^2=25
C) (x−4)^2+(y+9)^2=25
The equation of a circle with a center at (4,−9) and a radius of 5 is
(x−4)^2+(y+9)^2=25. The correct Option C.
How to find equation of a circle?A circle is a set of all points which are equally spaced from a fixed point in a plane. The fixed point is called the center of the circle. The distance between the center and any point on the circumference is called the radius of the circle.
The equation of a circle with center (h, k) and radius r units is
(x−h)^2+(y−k)^2=r^2 .
where h = 4
k = -9
r = 5
The equation of the circle
(x−4)^2+(y−(-9))^2 = 5^2
The equation of the circle
(x−4)^2+(y+9)^2 = 25
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estimate the quotient
7÷1,611
estimated
Answer:
The answer is 230.14
Easy long division
The components of vectors A and B are given below: A (5.1,0) B (-2.6, -4.3) What is the magnitude of vector sum (A+B)?
The magnitude of the vector sum (A + B) is approximately 4.974.
To find the magnitude of the vector sum (A + B), we need to add the corresponding components of vectors A and B and then calculate the magnitude of the resulting vector.
Given:
Vector A: (5.1, 0)
Vector B: (-2.6, -4.3)
To find the vector sum (A + B), we add the corresponding components:
(A + B) = (5.1 + (-2.6), 0 + (-4.3))
= (2.5, -4.3)
Now, let's calculate the magnitude of the vector (2.5, -4.3):
Magnitude = sqrt((2.5)^2 + (-4.3)^2)
= sqrt(6.25 + 18.49)
= sqrt(24.74)
≈ 4.974
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During the cold winter months, a sheet of ice covers a lake near the Arctic Circle. At the
beginning despring, the ice starts to melt.
3
The variable s models the ice sheet's thickness (in meters) t weeks after the beginning of spring.
8 = -0.25t+4
By how much does the ice sheet's thickness decrease every 6 weeks?
The sheet decreased by 1.5 meters and is now at 2.5 meters.
How to illustrate the equation?An equation is the statement that illustrates the variables given. In this case, two or more components are taken into consideration to describe the scenario.
In this case, s=−0.25t + 4 represents the thickness of the ice over t weeks. To find the thickness at 6 weeks, substitute t=6.
s = -0.25(6)+4
s = 2.5 meters
It started at t= 0 at 4 meters. So it decreased by (4 - 2.5) = 1.5 meters.
The start of spring has 4 meters because when t= 0, s= -0.25(0)+4 = 4
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During the cold winter months, a sheet of ice covers a lake near the Arctic Circle. At the beginning of spring, the ice starts to melt.
The variable s models the ice sheet's thickness (in meters) t
weeks after the beginning of spring.
s=−0.25t+4s=-0.25t+4
s=−0.25t+4
By how much does the ice sheet's thickness decrease every 6 weeks?
Wich equation has a solution of 2/3 for n?
Answer:
\(15n=10\\\\n=\dfrac{10}{15}\\\\n=\dfrac{2}{3}\)
Step-by-step explanation:
We need to find out of 4 options which equation has a solution of 2/3 for n.
Equation (1).
\(n-1=\dfrac{1}{3}\\\\n=\dfrac{1}{3}+1\\\\n=\dfrac{4}{3}\)
Equation (2).
\(16n=24\\\\n=\dfrac{24}{16}\\\\n=\dfrac{3}{2}\)
Equation (3).
\(15n=10\\\\n=\dfrac{10}{15}\\\\n=\dfrac{2}{3}\)
Equation (4).
\(1\dfrac{1}{3}+n=3\\\\n=3-\dfrac{4}{3}\\\\n=\dfrac{5}{3}\)
So, equation (3) has a value of n as 2/3. Hence, the correct option is (3).
Find the perimeter of the larger octagon
Find the value of the missing angle in this triangle show work on how you found the answer.
Simplify this expression:2x + 3 – (5 – 6x).
Answer:
8x - 2
Step-by-step explanation:
2x + 3 - (5 - 6x) ← distribute parenthesis by - 1
= 2x + 3 - 5 + 6x ← collect like terms
= (2x + 6x) + (3 - 5)
= 8x + (- 2)
= 8x - 2
With your team, create a piecewise-defined function with at least three “pieces.” The function does not need to be a step-function with horizontal line segments, but it needs to meet the definition of a function. Make a table and a graph for your function, and write an equation for each part. Be sure to state the domain for each part, as well as the domain for the whole function.
On solving the provided question we can say that The following is the data table of the function.
what is function?The subject of mathematics includes quantities and their variations, equations and related structures, shapes and their locations, and places where they can be found. The term "function" refers to the relationship between a set of inputs, each of which has an associated output. A connection between inputs and outputs in which each input leads to a single, distinct result is known as a function. Each function is given a domain and a codomain, or scope. Usually, f is used to denote functions (x). input is an x. There are four main types of functions accessible. based on the following factors: on functions, one-to-one functions, many-to-one functions, inside functions, and on functions.
here,
the provided functions that can be formed are
x -infinity < x < -10
f(x) = 2x + 10 -10 < x < 10
4X - 10 10 < x < infinty
The following is the data table of the function.
x y
-20 -20
-15 -15
-10 -10
-5 0
0 10
5 20
10 30
15 50
20 70
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An example of the piecewise defined function is: \(f(x)= \begin{cases}x & -\infty < x \leq-10 \\ 2 x+10 & -10 < x \leq 10 \\ 4 x-10 & 10 < x < \infty\end{cases}\)
what is function?The subject of mathematics includes quantities and their variations, equations and related structures, shapes and their locations, and places where they can be found. The term "function" refers to the relationship between a set of inputs, each of which has an associated output.
A connection between inputs and outputs in which each input leads to a single, distinct result is known as a function. Each function is given a domain and a codomain, or range.
Usually, f is used to denote functions (x). input is an x. There are four main types of functions accessible. based on the following factors: on functions, one-to-one functions, many-to-one functions, inside functions, and on functions.
The following is the data table of the function.
x y
-20 -20
-15 -15
-10 -10
-5 0
0 10
5 20
10 30
15 50
20 70
The provided functions that can be formed are
\(f(x)= \begin{cases}x & -\infty < x \leq-10 \\ 2 x+10 & -10 < x \leq 10 \\ 4 x-10 & 10 < x < \infty\end{cases}\)
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The standard deviation of a population is 1.9. What is the margin of error? Enter your answer in the box. ±
The margin of error is defined as follows:
M = 1.9z/sqrt(n).
In which:
z is the critical value.n is the sample size.What is a z-distribution confidence interval?The bounds of the confidence interval are given as follows:
\(\overline{x} \pm z\frac{\sigma}{\sqrt{n}}\)
In which:
\(\overline{x}\) is the sample mean.z is the critical value.n is the sample size.\(\sigma\) is the standard deviation for the population.The margin of error is then given as follows:
\(M = z\frac{\sigma}{\sqrt{n}}\)
Missing InformationThe problem is incomplete, hence the general procedure to obtain the sample size was presented.
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Which of the following is true of protecting classified data?
True statement for Protecting classified data is classified material must be appropriately marked.
Classified information being transmitted from one commission office to another shall be protected with a classified document cover sheet and hand delivered by an appropriately cleared person to another appropriately cleared person.
Classified information is material that a government body deems to be sensitive information that must be protected. Access is restricted by law or regulation to particular groups of people with the necessary security clearance and need to know, and mishandling of the material can incur criminal penalties.
Data classification is broadly defined as the process of organizing data by relevant categories so that it may be used and protected more efficiently. Data classification involves tagging data to make it easily searchable and trackable.
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an academic department has just completed voting by secret ballot for a department head. the ballot box contains four slips with votes for candidate a and three slips with votes for candidate (a) List all possible outcomes. This answer has not been graded yet. (b) Suppose a running tally is kept as slips are removed.
Therefore , the solution of the given problem of probability comes out to be AAAABBB (4 ballots for candidate A, 3 votes for candidate B) (4 votes for candidate A, 3 votes for candidate B)
What is probability?The primary objective of statistical inference, a branch of mathematics, is to determine the chance that a claim is true or that a specific event will occur. Chance can be represented by any number between 0 and 1, in which 1 typically represents certainty and 0 typically represents possibility. A probability diagram shows the chance that a specific event will occur.
Here,
(a) The voting box contains a total of seven slips, four of which are for candidate A and three for candidate B. Thus, there are 35 events that can occur from 7 choose 4 (or 7 choose 3) options.
Each vote can be represented by a letter, with A standing for a vote for candidate A and B for candidate B, so that all outcomes can be listed. These are the potential results:
AAAA
AAAB
AABA
ABAA
BAAA
AABB
ABAB
BABA
BBAA
ABBB
BABB
BBAB
BBBA
(b)
For instance, the following results could occur if the slips were removed in the following order:
A (1 vote for contender A) (1 vote for candidate A)
AA (2 ballots for candidate A) (2 votes for candidate A)
AAB (2 ballots for candidate A, 1 vote for candidate B) (2 votes for candidate A, 1 vote for candidate B)
AAAB (3 ballots for candidate A, 1 vote for candidate B) (3 votes for candidate A, 1 vote for candidate B)
AAAAB (4 ballots for candidate A, 1 vote for candidate B) (4 votes for candidate A, 1 vote for candidate B)
AAAABB (4 ballots for candidate A, 2 votes for candidate B) (4 votes for candidate A, 2 votes for candidate B)
AAAABBB (4 ballots for candidate A, 3 votes for candidate B) (4 votes for candidate A, 3 votes for candidate B)
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2. Six months after John William becomes a shareholder, Peixotto Media announces
its first shareholder meeting. Because the co-presidents will be making some very
important announcements about decisions that will be voted upon by the
shareholders, John William attends. He finds that of the 20,000 shares that have
been offered so far, the shareholders who attend the meeting own 6,000 of them.
a. The co-presidents propose adding a new member to the company's board of
directors. The shareholders are allowed to vote on this matter. What percentage of
the total vote will John William control? (2 points)
b. The company's co-presidents announce that Peixotto Media will be issuing
another offering of stock, this time in the amount of 50,000 shares. Given his
preemptive rights as an existing shareholder, how many shares of this stock is John
William entitled to purchase before the offering is made to the public? (3 points)
John William is entitled to purchase 15,000 shares before the offering is made to the public.
a. To calculate the percentage of the total vote John William will control, we need to find the proportion of shares he owns out of the total shares represented at the meeting.
John William owns 6,000 shares out of the 20,000 shares offered so far. Therefore, the proportion of shares he owns is 6,000/20,000, which simplifies to 3/10 or 0.3.
To convert this proportion to a percentage, we multiply by 100:
Percentage of the total vote = 0.3 * 100 = 30%
Thus, John William will control 30% of the total vote at the. shareholder meeting.
b. Preemptive rights allow existing shareholders to purchase new shares before they are offered to the public. To determine the number of shares John William is entitled to purchase, we need to calculate the proportion of his current ownership.
John William owns 6,000 shares out of the total shares offered so far, which is 20,000. Therefore, his ownership proportion is 6,000/20,000, or 3/10.
If Peixotto Media plans to issue 50,000 new shares, John William's entitlement would be:
Entitlement = (3/10) * 50,000 = 15,000 shares.
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The park charges a $5 rental fee for a paddle boat in addition to
charging $3 an hour for usage. Find the total cost of renting the boat for
the number of hours.
Answer:
y=3x+5
0 hours is $5
1 hour is $8
2 hours is $11
3 hours is $14
Step-by-step explanation:
y=mx+b
m = slope and b = y intercept
in this case 3 dollars an hour (x) would be m
and 5 rental fee would be B
Denver, Colorado, is
5183ft
above sea level. Convert the height to miles. Round to three decimal places.
Answer:
0.982 mile
Step-by-step explanation:
1 mile = 5280 ft
h = (5183ft) *(1 mile/5280ft) = 0.982 miles
The height of Denver, Colorado above sea level rounded to three decimal places is 0.982miles.
What is measurement?Measurement is simply the process of associating numbers with physical quantities and events.
Converting measurements in foot to miles as;
1foot = (1/5280)miles
Given that;
Height of Denver, Colorado = 5183ftHeight in miles = ?Since 1foot = (1/5280)miles
5183ft = ( 5183 / 5280 )miles
5183ft = 0.982miles
Therefore, the height of Denver, Colorado above sea level rounded to three decimal places is 0.982miles.
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is a rate that makes a comparison to 1 unit
Answer:
Unit Rate is a that makes a comparison to one unit.
Step-by-step explanation:
unit rate is that makes to comparison to one unit
What is the area of the figure?
Answer:
252 in²
Step-by-step explanation:
The 3 by 6 tab on the right is the same size as the 3 by 6 notch on the left
moving the tab into the notch make a perfect rectangle
The size of the rectangle will be
12 by 21
12 * 21 = 252
252 in²
what is the property of 3x(5x7)=(3x5)7
The property you are referring to is called the associative property of multiplication. According to this property, when multiplying three numbers, the grouping of the numbers does not affect the result. In other words, you can change the grouping of the factors without changing the product.
In the equation you provided: 3x(5x7) = (3x5)7
The associative property allows us to group the factors in different ways without changing the result. So, whether we multiply 5 and 7 first, or multiply 3 and 5 first, the final product will be the same.
If Danah wants the area of a rectangle or strawberry patch, to be exactly one square yard, and the length of the strawberry patch, be greater than 1 yard explain
yes the length of the strawberry patch can be greater than 1 yard.
What is a rectangle?A rectangle is a quadrilateral with four sides and four right angles.
Given that Danah wants the area of her rectangular strawberry patch to be exactly 1 square yard.
We have to find out whether the length of the rectangular strawberry patch can have a value greater than 1.
Area of a rectangle = Length x Width.
The area of the rectangular strawberry patch is exactly 1 square yard.
Area = 1 square yard
Length x Width = 1 square yard
To have the area of the rectangular strawberry patch be exactly 1 square yard.
We can have the following cases :
Case 1.
Length = 2 and Width = 0.5
Area = Length x Width = 2 x 0.5 = 1 square yard.
Case 2.
Length = 4 and width = 0.25
Area = Length x Width = 4 x 0.25 = 1 square yard.
Case 3.
Length = 8 and width = 0.125
Area = Length x Width = 8 x 0.125 = 1 square yard.
Case 4.
Length = 10 and width = 0.1
Area = Length x Width = 10 x 0.1 = 1 square yard.
We see that we can have the length as 2, 4, 8, and 20 in order to have an area of the rectangle as 1 square yard.
Hence, yes the length of the strawberry patch can be greater than 1 yard.
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Ruth wants to find the decimal equivalent of 226
, so she divides. Study Ruth’s work shown here, and then answer the questions below.
The digits after the decimal point repeat in a pattern of 6's. This is because 22/6 is a rational number,
What is a rational number?A rational number is a number that can be expressed as a ratio or fraction of two integers (a numerator and a non-zero denominator).
We can see that the next three digits in the decimal points are 6, 6 and 6, respectively. Therefore, the decimal equivalent of 22/6 is:
22/6 = 3.666666...
We notice that the digits after the decimal point repeat in a pattern of 6's. This is because 22/6 is a rational number, which means that its decimal representation either terminates (ends) or repeats in a pattern. In this case, it repeats in a pattern of 6's.
Each of the digits after the decimal point will be 6 because this number is a rational number and repeating decimal with a repeating digit of 6.
The difference between 40 and the product of these digits and 6 is always 4.
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6
Solve the inequality. Graph the solution.
11.3 > b /4.3
The solution is
Step-by-step explanation:
Multiply to remove the fraction, then set equal to
0 and solve.
Inequality Form:
b<48.59
Interval Notation:
(−∞, 48.59)
The solution of the inequality 11.3 > b /4.3 is b< 48.59 along with the number line.
Given Inequality:
11.3 > b /4.3
To solve the inequality 11.3 > b / 4.3,
Multiply both sides of the inequality by 4.3 to eliminate the fraction:
11.3 * 4.3 > (b / 4.3) * 4.3
48.59 > b
The solution to the inequality is b < 48.59.
This means that any value of b that is less than 48.59 will satisfy the inequality.
To graph the solution, indicate that b is less than 48.59 by using an open circle at 48.59 and shading the line to the left of the open circle to represent all the values that satisfy the inequality.
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6x ( 2/3 divided by 2)+ 0.5
Answer:
2.5
Step-by-step explanation:
Given expression:
\(6 \times \left(\dfrac{2}{3} \div 2\right)+0.5\)
Following the order of operations (PEDMAS), carry out the calculation inside the parentheses first.
When dividing a fraction by a whole number, first covert the whole number into a fraction:
\(\implies 6 \times \left(\dfrac{2}{3} \div \dfrac{2}{1}\right)+0.5\)
When dividing fractions, flip the second fraction (swap the numerator and denominator), then multiply:
\(\implies 6 \times \left(\dfrac{2}{3} \times \dfrac{1}{2}\right)+0.5\)
\(\implies 6 \times \left(\dfrac{2 \times 1}{3\times2}\right)+0.5\)
\(\implies 6 \times \left(\dfrac{2}{6}\right)+0.5\)
\(\implies 6 \times \dfrac{2}{6}+0.5\)
Now carry out the multiplication:
\(\implies \dfrac{6 \times2}{6}+0.5\)
\(\implies \dfrac{\diagup\!\!\!\!6 \times2}{\diagup\!\!\!\!6}+0.5\)
\(\implies 2+0.5\)
Finally carry out the addition:
\(\implies 2.5\)
2.5
6*(2/3)/2 + 0.5
6*1/3 + 0.5
2 + 0.5
=2.5