Answer:
0.085 round to the nearest thousandth
Answer:
\(\frac{10}{117}\)
Step-by-step explanation:
Convert the decimal into a fraction
9/100 ÷ 1.053
Convert the decimal into a fraction
9/100 ÷ 1053/1000
To divide by a fraction, multiply by the reciprocal of that fraction
9/100 × 1000/1053
Reduce the number with the greatest common factor 100
9 × 10/1053
Reduce the number with the greatest common factor 9
10/117
Solution
10/117
Alternate form
0.85470
All of the following names of the polygon above are correct EXCEPT for:
Answer: Uhhhh there are no names for me to choose from- but it's basically any shape with straight lines and is closed. hope this helps
Step-by-step explanation:
Find the unit rate for each problem
Answer:
1. 3 tacos per person
2. 8 chairs per table
3. 6 avocados per bag
Step-by-step explanation:
1. Divide 45 by 15 to get the unit rate: # of taco per person.
45 = 15x
45/15 = 15x/15
3 = x
3 tacos per person
2. Divide 72 by 9 to get the unit rate: # of chairs per table.
72 = 9x
72/9 = 9x/9
8 = x
8 chairs per table
3. Divide 42 by 7 to get the unit rate: # of avocados per bag.
42 = 7x
42/7 = 7x/7
6 = x
6 avocados per bag
a typesetter, on the average, makes one error in every 400 words typeset. a typical page contains 200 words. what is the probability that there will be no more than two errors in five pages?
Answer:
1:2
becuase it can be honestly
Find the sum and choose the correct answer. 5n 3 + 4n 2 - 9 and -2n 3 + 7n - 5
Solution,
5n^3+4n^2-9+(-2n^3+7n-5)
= 5n^3+4n^2-9-2n^3+7n-5.
Combine the like terms,
=5n^3-2n^3+4n^2+7n-9-5
=3n^3+4n^2+7n-14
hope it helps
Good luck on your assignment
Answer:
\( = 3 {n}^{3} + 4 {n}^{2} + 7n - 14 \\ \)
Step-by-step explanation:
\(5 {n}^{3} + 4{n}^{2} - 9 + ( - 2 {n}^{3} + 7n - 5) \\ 5 {n}^{3} + 4 {n}^{2} - 9 - 2 {n}^{3} + 7n - 5 \\ = 3 {n}^{3} + 4 {n}^{2} + 7n - 14\)
hope this helps
brainliest appreciated
good luck! have a nice day!
Aaron makes $80 a night, plus $5 for every sale that he makes. How many sales did he make in a night if he made a total of $130? Write an equation to represent this problem. Then solve to find out how many sales he made. I
well i know the answer but not the equation so he did 10 sales
6. Write the equation for the line: (Hint: there are two points given to you!) 1 (3-1) 4 Homework Packet 3,1-3143.pdf hit ng
. Write the equation for the line: (Hint: there are two points given to you!)
________________________
y= mx + b
the slope is m
or
(y - y1) = m (x - x1)
___________________
points (x,y)
point 1 (4, 4) x1 = 4; y1 = 4
point 2 (3 , -1) x2= 3; y2 = -1
The slope m = (y2- y1) / (x2 -x1)
m=(-1 - 4 )/( 3 - 4)
m= -5/-1 = 5
(In this case, you choose which point you want to put as point one and point two, you will always get the same answer)
____________________
(y - 4) = 5 (x - 4)
y= 5x -20 +4
y= 5x - 16
The equation for the line is y= 5x - 16
__________________
Do you have any questions regarding the solution?
Frannie bought a pair of sandals. What is a reasonable measurement for the width of a pair of sandals? A 5 cm B 5 mm C 5 in. D 5 yd
Answer:
A 5cm
Step-by-step explanation:
The others answers would be either too big or too small to fit
Each boldface number is the value of either a parameter or a statistic. In each case, state which it is. In an experiment to test the effectiveness of single -sex classrooms, girls assigned at random to a coeducational chemistry class gained an average of 12.2 points from a pretest to a posttest. Girls assigned randomly to a single-sex chemistry class taught by the same teacher gained 15.1 points.
We are comparing the average gain in test scores for two different groups of girls - those assigned to coeducational chemistry classes and those assigned to single-sex chemistry classes. Since these gains are calculated from the data obtained from these specific groups of girls, they represent statistics rather than parameters.
In the given scenario:
The boldface number "12.2" represents a statistic.
The boldface number "15.1" represents a statistic.
A statistic is a numerical value that summarizes a sample of data, while a parameter is a numerical value that summarizes a population.
In this case, we are comparing the average gain in test scores for two different groups of girls - those assigned to coeducational chemistry classes and those assigned to single-sex chemistry classes. Since these gains are calculated from the data obtained from these specific groups of girls, they represent statistics rather than parameters.
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At a distance of 6 meters, a person with average vision is able to clearly read letters 1.0 cm high.Approximately how large do the letters appear on the retina? (Assume that the retina is 1.7 cm from the lens.)
The size of the letters appear on the retina is 0.00289 cm
Given data:
To determine the size of the letters on the retina, use the concept of angular size and the relationship between object size, distance, and angular size.
Angular size is the measure of the angle subtended by an object as seen from a particular point, in this case, the eye.
Angular size = Object size / Distance
Object size = 1.0 cm
Distance = 6 meters
Angular size = 1.0 cm / 6 meters
To convert the distance to centimeters, multiply by 100:
Angular size = 1.0 cm / (6 meters * 100 cm/meter)
Angular size = 1.0 cm / 600 cm
Angular size = 0.0017 radians
The angular size of the letters is 0.0017 radians.
Now, to determine the size of the letters on the retina, calculate the linear size on the retina using the angular size and the distance from the lens to the retina.
Linear size on retina = Angular size * Distance from lens to retina
Angular size = 0.0017 radians
Distance from lens to retina = 1.7 cm
Linear size on retina = 0.0017 radians * 1.7 cm
Linear size on retina ≈ 0.00289 cm
Hence, the letters appear to be approximately 0.00289 cm in size on the retina.
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Susan needs 228 ounces of fruit juice for a party. She is choosing between two brands of juice. Two Brands of Juice Brand A Brand B 12 ounces 8 ounces $2.55 $1.45 She finds the unit rate of each brand and rounds to the nearest cent. Which statement about the unit rates is true?
Answer:
Brand A costs approximately $0.21 per ounce
Brand B costs approximately $0.18 per ounce
Step-by-step explanation:
the rate can be regarded as the change in one entity with respect to the other
From the question, we know brand A
$ 2.55 for 12 ounces of juice, to Know the cost of single once of the juice is
($ 2.55/12ounce)
=$ 0.2125
But the conversation rate for dollar to cent is (1 dollar = 100 cents)
Then to convert $ 0.2125 to cent, we can say
1 dollar = 100 cents
$ 0.2125 =X cent , if we cross multiply we have
= 21.25 cents
Which is approximately 21 cents.
From the question, Brand B cost $ 1.45 for 8 ounces of juice.
to Know the cost of single once of the juice is ( $ 1.45/8 ounce)
=$ 0.18125
We can convert to cent like we did above
1 dollar = 100 cents
$ 0.18125 =X cents, if we cross multiply, we have
= 18.125 cents
which is approximately: 18 cents
Therefore, the true statement about the unit rate are"Brand A costs approximately $0.21 per ounce
Brand B costs approximately $0.18 per ounce"
PLS HELP
SHOW WORK
ALSO WRITE THE SOLUTION AND EQUATION
Answer:
P = 3.75x - 7
Step-by-step explanation:
the perimeter (P) is the sum of the 3 sides of the triangle
P = 1.5x - 3 + 1.5x - 3 + 0.75x - 1 ← collect like terms
= 3.75x - 7
7. log a + log b + log c = log (abc). True or False? *
O True
O False
If the ceos salary of 1,000,000 is taken out of the list what I would happen to the mean and median 25,25,25,35,35,45,45,55,55
Answer:
Both the mean and median decrease.
Step-by-step explanation:
Median (without 1,000,000):
25, 25, 25, 35, 35, 45, 45, 55, 55
= 35
Median (with 1,000,000):
25, 25, 25, 35, 35, 45, 45, 55, 55, 1,000,000
= average of 35 and 45
= 40
As you can see, without the outlier, the value of the median decreases.
Mean (without 1,000,000):
= (25 + 25 + 25 + 35 + 35 + 45 + 45 + 55 + 55) / 9
= 38.3
Mean (with 1,000,000):
= (25 + 25 + 25 + 35 + 35 + 45 + 45 + 55 + 55 + 1,000,000) / 10
= 100,0034.5
As you can see, without the outlier, the value of the mean dramatically decreases.
Can someone show the work on this problem
Answer:
4.69 in
Step-by-step explanation:
By sine rule:
\( \frac{ \sin \: 23 \degree}{a} = \frac{ \sin \: 90 \degree}{12} \\ \\ \frac{ \sin \: 23 \degree}{a} = \frac{1}{12} \\ \\ a = 12 \: \sin 23 \degree \\ \\ a = 12 \times 0.3907311285 \\ \\ a = 4.68877354 \\ \\ a \approx 4.69\: in\)
You are given 3 input strings: X, Y, Z, with lengths x, y, z, respectively. You must find the length, L, of the longest subsequence within Z that is a blend of two subsequences from X and Y. The term "blend" was defined in practice problem 12, and this example should suffice to describe what's going on: Example: X = BABD Y = EBDCBB Z = ACEDF Use A and D from X, use C from Y, to get subsequences AD and C respectively. They blend to ACD, taking A from X, C from Y, and D from X. ACD is a subsequence of Z. = = (a) Set up a recurrence that solves this problem. You should use a function and define the variables. You can describe how to recurse, in English, mentioning how to deal with the new function calls and what values the variables should have. No need for pseudocode. Describe the base cases too. Enter your answer here
To find the length of the longest subsequence within Z that is a blend of two subsequences from X and Y, we can set up a recurrence relation. The recurrence relation involves defining a function and variables. By recursively solving the problem and considering the new function calls, we can determine the length of the longest blend subsequence. Base cases are also defined to handle the termination condition.
To solve the problem of finding the length of the longest blend subsequence in Z, we can define a recursive function. Let's call this function "findLongestBlend" with the input strings X, Y, and Z, and their respective lengths x, y, and z.
The base cases for the recursion are:
If any of the strings X, Y, or Z becomes empty (i.e., x = 0, y = 0, or z = 0), the length of the blend subsequence would be 0.
If the last characters of X and Y are the same as the last character of Z, then the blend subsequence length would be the maximum of:
1 + findLongestBlend(X, Y, Z without the last character)
findLongestBlend(X without the last character, Y, Z without the last character)
findLongestBlend(X, Y without the last character, Z without the last character)
In each recursive call, we reduce the length of X, Y, and Z by removing the last character if it matches with the last character of Z. We consider the three possible cases mentioned above and choose the maximum length among them.
By applying this recursive approach and handling the base cases properly, we can find the length of the longest blend subsequence within Z formed by subsequences from X and Y.
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Figure I
A
12
11
10
9
8
5432
1
-12-11-10-9-876-5-4-3-2-1
--2
3
#8543456
-6
L
-8
9
-10
-11
-12
followed by a
Figure J
1 2 3 4 5 6 7 8 9 10 11 12
Answer:
need more clarification and need better picture
Step-by-step explanation:
plsssss
Find the number of degrees in the third angle of
the triangle
The figure is not drawn to scale.
The measure of the missing angle I'd 100 43
Answer:
37
Step-by-step explanation:
triangles' inside angles always equal 180. so 100+43=143. 180-143=37
CAN YALL HELP ME-
which type of transformation is described by (x y) (x+2 y+3)
Answer:
Reflection. Hope this helps you :)
need it ASAP the assignment is due tonight help pls
The grocer had a lot of apples in his store this morning He sold 6 boxes of apples with 9 apples in each box Now he has 148 apples left . How many apples did he begin with in the morning ?
Answer:
202 apples
Step-by-step explanation:
148 + 6 * 9
148 + 54
202
The restaurant in a large commercial building provides coffee for the occupants in the building. The restaurateur has determined that the mean number of cups of coffee consumed in a day by all the occupants is 2.0 with a standard deviation of .6. A new tenant of the building intends to have a total of 125 new mployees. What is the probability that the new employees will consume more than 240 cups per day?
To solve this problem, we can use the concept of the sampling distribution of the sample mean. The mean number of cups of coffee consumed in a day by all occupants is 2.0 with a standard deviation of 0.6. Since the sample size is large (125 employees) and the population standard deviation is known, we can approximate the sampling distribution of the sample mean as a normal distribution.
The mean of the sampling distribution is equal to the population mean, which is 2.0 cups per day Now, we need to calculate the z-score for the value of 240 cups per day using the formula:
z = (x - μ) / σ,
where x is the desired value (240 cups per day), μ is the mean of the sampling distribution (2.0 cups per day), and σ is the standard deviation of the sampling distribution (0.6 / sqrt(125)).
Plugging in the values, we have:
z = (240 - 2) / (0.6 / sqrt(125)) ≈ 58.01.
Finally, we can use a standard normal distribution table or a calculator to find the probability of obtaining a z-score greater than 58.01. However, since this z-score is extremely large, the probability will be very close to zero.
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a bin of candy holds 10 1/2 lbs. how many 3/4 lb boxes of candy can you put in the bin
You can put 14 boxes of candy weighing 3/4 lb each in the bin.
To determine how many 3/4 lb boxes of candy can fit in a bin, we divide the total weight of the bin by the weight of each box.
First, let's convert the mixed number 10 1/2 lbs to an improper fraction.
10 1/2 lbs = (10 * 2 + 1) / 2 = 21/2 lbs
Next, we divide the total weight of the bin (21/2 lbs) by the weight of each box (3/4 lb):
(21/2 lbs) / (3/4 lb) = (21/2) * (4/3) = (21 * 4) / (2 * 3) = 84/6 = 14
As a result, you can fill the bin with 14 boxes of sweets that each weigh 3/4 lb.
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quick question: is this the way you do this?
Answer:
Yes, you did really good actually.
Step-by-step explanation:
a 20-sided die has sides with the following symbols: two sides are blank three sides have green squares four sides have red triangles five sides have blue circles six sides have yellow crosses the die will be rolled 12 times. let x be the number times the die lands on a green square. x has a binomial distribution. what is a trial? [ select ] what would be considered a success? [ select ] how many trials? n
A trial in the context of a binomial distribution refers to a single experiment or attempt with a success or failure outcome.
A success in this problem is defined as the die landing on a green square, and the number of trials is 12.
A trial, in this context, refers to rolling the 20-sided die once.
When the die is rolled 12 times, each of those 12 rolls is considered a separate trial.
A success is the outcome that we are interested in tracking.
In this case, a success is when the die lands on a green square.
The number of trials, denoted by 'n', is the total number of times the die is rolled.
In your question, the die will be rolled 12 times, so n = 12.
To recap:
- A trial: Rolling the 20-sided die once
- A success: The die landing on a green square.
- Number of trials (n): 12.
Since x has a binomial distribution, this implies that each trial is independent, and the probability of success remains constant throughout all trials.
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I really need help with part a and b, please help. Incorrect answers will be downvoted, correct answers will be upvoted. 1. The army is interested in characterizing the acoustic signature of a helicopter. The following data show measurements of acoustic pressure (made dimensionless) for a two-bladed helicopter rotor through of a rotor revolution. The data points are equally spaced in time, and the period of the data collection is of a second. p=00.00040.0015 0.0028 0.0040 0.0048 0.0057 0.0071 0.0095 0.0134 0.0185 0.02420.0302 0.0364 0.0447 0.0577 0.0776 0.0955 0.0907 -0.0477 -0.0812 -0.0563 -0.0329 -0.0127 0.0032 0.0147 0.0221 0.0256 0.0255 0.0222 0.0170 0.0112 0.0064 0.0035 0.0023 0.0020 0.0019 0.0016 0.0009 0.0002 a) Find the real discrete Fourier transform for this data set. (b) Any term in the Fourier series can be written: ak Cos(kwt)+bk sin(kwt) =ck Cos(kwt+$k) ak Find the ck's and plot their amplitude on a bar graph vs. k to illustrate the relative size of each term in the series. Explain the significance of the plot
(a) The real discrete Fourier transform (DFT) is calculated for the given data set to analyze the helicopter's acoustic signature.
(b) To obtain the ck values and illustrate the relative size of each term in the Fourier series, we calculate the magnitude of each coefficient and plot their amplitudes on a bar graph against the corresponding frequency component, k.
To analyze the helicopter's acoustic signature, the real DFT is computed for the provided data set. The DFT transforms the time-domain measurements of acoustic pressure into the frequency domain, revealing the different frequencies present and their corresponding amplitudes. This analysis helps in understanding the spectral characteristics of the helicopter's acoustic signature and identifying prominent frequency components.
Using the Fourier series representation, the amplitudes (ck's) of the different frequency components in the Fourier series are determined. These amplitudes represent the relative sizes of each term in the series, indicating the contribution of each frequency component to the overall acoustic signature. By plotting the amplitudes on a bar graph, the relative strengths of different frequency components become visually apparent, enabling a clear comparison of their importance in characterizing the helicopter's acoustic signature.
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Plzzzzzzzzz i need help
Answer:
Area = base x height
Step-by-step explanation:
8X11=88sq
Answer:
88 units^2
Step-by-step explanation:
The area of a parallelogram can be found using he following formula:
a=b*h
where b is the base and h is the height.
We know that 11 units is the base and 8 units is the height (forms a right angle with one of the bases).
b= 11 units
h= 8 units
Substitute these values into the formula.
a= 11 units * 8 units
Multiply
a= 88 units^2
The area of the parallelogram is 88 square units.
Jon collects 2,578 ounces of honey from his beehives. He will put the honey in
jars thert hold 6 ounces each. Which expression is best to estimate the number of
jars Jon can fill with honey?
Answer:
2,578 = 6X
Step-by-step explanation:
Given:
Total weight of honey collected = 2,578 ounce
Each jar hold honey = 6 ounce
Find:
Expression to estimate number of jars can fill :
Computation:
Assume ,
Total number of jars can fill = X
So,
Total weight of honey collected = Total number of jars × Each jar hold honey
2,578 = 6 × X
2,578 = 6X
A curve has equation y = 4x2 + 13x + 12
A line has equation
y = x + 3
Show that the curve and the line have exactly one point of intersection.
Write down the coordinates of this point of intersection in the form (..., ...)
Do not use a graphical method.
3
Answer:
(- 1.5, 1.5 )
Step-by-step explanation:
y = 4x² + 13x + 12 → (1)
y = x + 3 → (2)
At the point of intersection the equations are equal, that is
4x² + 13x + 12 = x + 3 ( subtract x + 3 from both sides )
4x² + 12x + 9 = 0 ← in standard form
Consider the factors of the product of the coefficient of the x² term and the constant term which sum to give the coefficient of the x- term.
product = 4 × 9 = 36 and sum = 12
The factors are + 6 and + 6
Use these factors to split the x- term
4x² + 6x + 6x + 9 = 0 ( factor first/second and third/fourth terms )
2x(2x + 3) + 3(2x + 3) = 0 ← factor out (2x + 3) from each term
(2x + 3)(2x + 3) = 0 ← in factored form , that is
(2x + 3)² = 0 , then
2x + 3 = 0 ⇒ 2x = - 3 ⇒ x = - \(\frac{3}{2}\) = - 1.5
Substitute x = - 1.5 into (2)
y = - 1.5 + 3 = 1.5
Thus there is only 1 point of intersection at (- 1.5, 1.5 )
Write the equation of the circle in standard form that has the following: Center (-5,7) and Radius = 4
Answer:
\((x+5)^{2}+(y-7)^{2} =16\)
Step-by-step explanation:
The Standard Form of Circle Equation whose Center is at ( h , k) and Radius of r is given by
\((x-h)^{2}+(y-k)^{2} =r^{2}\)
So for our Question
we have ( h , k ) = ( -5 , 7 ) and r = 4
By substitution
\((x-(-5))^{2}+(y-7)^{2} =4^{2}\)
Simplify \((x+5)^{2}+(y-7)^{2} =16\)
Use the divergence theorem to compute the net outward flux of the vector field f across the boundary of the region d. F= 32-x,x - 5y,7y +9z
Using the divergence theorem we can compute that the outward flux of the vector field is 16π .
The outward flux of F over the solid cylinder and z = 0 is
∫∫F·ds = ∫∫∫ DivF dv
F = 2xy² i + 2x²y j + 2xy k
Div F = D/dx (2xy²) + D/dy (2x²y )
Div F = 2y² + 2x²
In cylindrical coordinates dV = rdrdθdz and as z = 0 the region is a surface ds = r·dr·dθ
Using the parametric form of the surface equation
x = rcosθ y = r sinθ and z = z
Div F = 2r² sin²θ + 2r²cos²θ
∫∫∫ DivF dv = ∫∫ [2r²sin²θ + 2r²cos²θ] × rdrdθ
∫∫ 2r² [sin²θ + cos²θ] × rdrdθdz ⇒ ∫∫ 2r³ drdθ
Integration limits
0 < r < 2 0 < θ < 2π
2∫₀² r³ ∫dθ
(2/4) × (2)⁴ × 2π
The divergence theorem, commonly known as Gauss' theorem or Ostrogradsky's theorem, is a theorem that connects the flow of a vector field across a closed surface to the field's divergence in the volume enclosed.
In more detail, the divergence theorem states that the surface integral of a vector field across a closed surface, sometimes referred to as the "flux" through the surface, is equal to the volume integral of the divergence over the region inside the surface.
Therefore the flux is 16π .
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