Josue and Pho brought 3 1/5 liters of lemonade altogether
Josue and Pho brought 1 3/5 liters of lemonade each, so the total amount of lemonade they brought is:
1 3/5 + 1 3/5 = 3 1/5
To add the two mixed numbers, we first need to find a common denominator. In this case, the common denominator is 5. Then we convert both mixed numbers into fractions with a denominator of 5:
1 3/5 = (5 × 1 + 3) / 5 = 8/5
1 3/5 = (5 × 1 + 3) / 5 = 8/5
Now we can add the fractions:
8/5 + 8/5 = (8 + 8) / 5 = 16/5
Finally, we can convert the fraction back to a mixed number:
16/5 = 3 1/5
Therefore, Josue and Pho brought 3 1/5 liters of lemonade altogether.
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One side of a rectangle is 11 inches and the other side is x inches. What values of x will make theperimeter more than 52 inches?e?
We can write the perimeter as the sum of both sides, multiplied by two.
If one side is 11 in. and the other is x in., we can write the perimeter as:
\(P=2(11+x)\)If the perimeter is 52 inches or more, then x can be calculated as:
\(\begin{gathered} P=2(11+x)\ge52 \\ 2(11+x)\ge52 \\ 11+x\ge\frac{52}{2} \\ 11+x\ge26 \\ x\ge26-11 \\ x\ge15 \end{gathered}\)The value of x is 15 inches or more.
The function g(x) = (x + 2)2 + 4 is a transformation of the parent function f(x) = x2. Which of the following statements are true? Select all that apply.
A. Function g is the result of f being translated right 2 units and down 4 units.
B. Function g is the result of f being translated left 2 units and up 4 units.
C. The graph of function f opens upward.
D. The graph of function f opens downward.
E. The graph of function f is compressed by a factor of 2.
Answer: B. Function g is the result of f being translated left 2 units and up 4 units. and C. The graph of function f opens upward.
Step-by-step explanation:
It is translated 2 units to the left and 4 units up because in the function of a(x-h)^2k, h represents the function going left of right and k representing the function going up and down. a represents it stretching if it is greater than 1 and compressing if less than 1 and if it is negative it reflects over the x axis however here nothing changed for the a so it did not stretch nor compress nor reflect over the x axis
The expression: not X and Y
is true if X is false and Y is true
ture of false
TRUE. The expression "not X and Y" is a conjunction of two logical statements, where "not X" is the negation of X, and "Y" is another logical statement.
In general, the truth value of a conjunction is only true when both statements are true. In this case, if X is false (i.e., not true) and Y is true, then "not X" is true and "Y" is also true. Therefore, "not X and Y" is true in this case.
The expression "not X and Y" can be represented using truth tables, which are tables that show the possible combinations of truth values for the logical statements involved, and the resulting truth values of the expression.
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The expression: not X and Y is true if X is false and Y is true? TRUE of FALSE.
Consider a mass and spring system with a mass m = 2, spring constant k = 3, and damping constant c=1. a) Set up and find the general solution of the system. b) Is the system underdamped, overdamped or critically damped? c) If the system is not critically damped, find a c that makes the system critically damped.
For a mass m=2, spring constant k=3, and damping constant c=1, the system is underdamped. To make it critically damped, c should be √(4mk) = √(4*2*3) = 4.
a) To find the general solution, we use the second-order differential equation: mx'' + cx' + kx = 0, where x'' is acceleration, x' is velocity, and x is displacement.
With given values, the equation becomes: 2x'' + 1x' + 3x = 0.
b) To determine the damping condition, we calculate the discriminant Δ: Δ = (c²) - 4mk = (1²) - 4(2)(3) = 1 - 24 = -23. Since Δ < 0, the system is underdamped.
c) To find c for a critically damped system, we use the equation: c = √(4mk). Plugging in m=2 and k=3, we get c = √(4*2*3) = 4.
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with mathematical examples how can statistics be related to real life
Statistics enables us to analyze data from fields like politics, medicine, finance, manufacturing, and sports, providing insights for decision-making and understanding real-life phenomena.
Statistics plays a crucial role in understanding and interpreting real-life phenomena. It provides a framework for collecting, analyzing, and interpreting data to gain insights and make informed decisions. Here are some examples of how statistics is related to real life:
Opinion Polls: Political parties and organizations conduct opinion polls to gather data on public opinion. By using statistical techniques to analyze the collected data, they can estimate the preferences of the population and make predictions about election outcomes.
Medical Research: Statistics is extensively used in medical research to analyze data from clinical trials. Researchers use statistical methods to determine the effectiveness of new treatments, identify potential side effects, and draw conclusions about the overall health outcomes.
Financial Analysis: In finance, statistical analysis is used to study market trends, assess investment risks, and make predictions about stock prices. Statistical models help investors and analysts make informed decisions by analyzing historical data and identifying patterns.
Quality Control: Industries use statistical methods to ensure the quality of their products. Statistical process control techniques monitor production processes, detect deviations, and make adjustments to maintain consistency and reduce defects.
Sports Analytics: Statistics is widely used in sports to analyze player performance, evaluate team strategies, and predict game outcomes. Metrics like batting averages, shooting percentages, and goal differentials are all derived from statistical analysis.
In summary, statistics is a vital tool in various aspects of real life, including politics, healthcare, finance, manufacturing, and sports. It helps in making evidence-based decisions, identifying trends and patterns, and understanding the underlying factors influencing outcomes.
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Note the complete and the correct question is
Q- With mathematical examples how can statistics be related to real life ?
Who am I ?
- My thousands digit is 4
- My hundreds digit is 4 less than the digit in the thousands place
- The sum of my tens digit and ones digit is 7
- My tens digit is 3 more than my ones digit
- The digits in the thousands period have a sum of 10
- My first digit is half the digit that immediately follows it.
I am the number_______________
I am the number 4052. It is rather confusing and i cannot promise that it is correct. Hope it helps : )
If
CE
and
FH
are parallel lines and mCDB= 65°, what is mEDB?
Answer:
65° or 115°
Step-by-step explanation:
there is no picture but if
mEDB looks like mCDB then its 65°
but if they dont look alike then
180-65=115
straight line is 180°
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megan divided 1/4 of a liter of plant fertilizer evenly among some smaller bottles. she put 1/8 of a liter into each bottle. how many smaller bottles did megan fill?
- Binomial Distribution -
A survey showed that 70% of adults need correction (eyeglasses, contacts, surgery, etc.) for their
eyesight.
If 7adults are randomly selected, find the probability that less than 4 of them need correction for
their eyesight.
Answer: The probability that less than 4 of the 7 adults need correction for their eyesight is approximately 0.1637.
Step-by-step explanation:
This problem can be solved using the binomial distribution, which models the probability of a certain number of successes in a fixed number of independent trials, each with the same probability of success.
Let X be the number of adults among the 7 randomly selected who need correction for their eyesight. Then X follows a binomial distribution with parameters n = 7 (the number of trials) and p = 0.7 (the probability of success in each trial).
We want to obtain the probability that less than 4 of the 7 adults need correction for their eyesight. This can be written as:
P(X < 4) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3)
To calculate each of these individual probabilities, we can use the formula for the binomial probability mass function:
P(X = k) = (n choose k) * p^k * (1-p)^(n-k)
where (n choose k) is the binomial coefficient, which represents the number of ways to choose k successes from n trials.
Using this formula, we can calculate each of the probabilities:
P(X = 0) = (7 choose 0) * 0.7^0 * 0.3^7 = 0.0002
P(X = 1) = (7 choose 1) * 0.7^1 * 0.3^6 = 0.0032
P(X = 2) = (7 choose 2) * 0.7^2 * 0.3^5 = 0.0292
P(X = 3) = (7 choose 3) * 0.7^3 * 0.3^4 = 0.1311
Summing these probabilities, we get:
P(X < 4) = 0.0002 + 0.0032 + 0.0292 + 0.1311 = 0.1637
Therefore, the probability that less than 4 of the 7 adults need correction for their eyesight is approximately 0.1637.
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hElP mE plS anD ty I hAd tO rEpoSt thiS :')
Answer:
1: below its initial height.
2: if Jimmy has 20 balls and Chris take 15,how many balls does Jimmy have?
3: I would want Mrbeast to be the President because he would help everyone.
suppose a large shipment of laser printers contained 14% defectives. if a sample of size 411 is selected, what is the probability that the sample proportion will differ from the population proportion by greater than 4%? round your answer to four decimal places.
The probability that the sample proportion will differ from the population proportion by greater than 4% is 0.990.
According to the Central limit theorem, if from an unknown population large samples of sizes n > 30, are selected and the sample proportion for each sample is computed then the sampling distribution of sample proportion follows a Normal distribution.
The mean of this sampling distribution of sample proportion is:
µ = p
The standard deviation of this sampling distribution of sample proportion is:
σ = √p(1-p)/n
The information provided is:
p = 0.14
n = 41
As the sample size is large, i.e n = 411 > 30. the central limit theorem can be used to approximate the sampling distribution of sampling proportion.
Compute the values of P(p^ - p >0.04) as follows:
P(p^ - p < 0.04) = P(p^-p/σ > 0.04/√0.14(1-0.14)/411
= P(Z>2.33)
= 0.990
Thus the probability that the sample proportion will differ from the population proportion by greater than 4% is 0.990
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omg i keep mixing up the questions I JUST NEED HELP ON PART A THATS IT
Answer:
1/557
Step-by-step explanation:
The scale factor on a map is the ratio of one unit to the distance that unit measures!
Carpet sells for $4 per square foot and will cost you $616 to recarpet your rectangular room. if your room is 14 feet long, how many feet wide is it?
When carpet sells for $4 per square foot and will cost you $616 to carpet your rectangular room, if you room is 14 feet long then the width is 11 feet
Given,
The cost of Carpet per square foot = $4
Total cost of the carpet = $616
We know
Area of the rectangle = Length × Width
Length = 14 feet
Consider the width of the rectangular room as x
Then the area of the room = 14x
Total cost of carpet = Area of the rectangular room× Cost of carpet per foot
Substitute the values
14x×4=616
14x=154
x=11 feet
Hence, When carpet sells for $4 per square foot and will cost you $616 to carpet your rectangular room, if you room is 14 feet long then the width is 11 feet
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Using a standard deck of playing cards, what is the probability of drawing a face card, replacing the card, and then drawing a seven? (Note: Face cards consist of kings, queens, and jacks in a deck.)
Answer:
A typical deck has 12 face cards (4 kings, 4 queens, and 4 jacks) and 4 sevens. The odds of drawing and replacing a face card are 12/52, or 3/13. The odds of drawing a seven are 4/52 or 1/13.
We may multiply the probabilities to obtain the likelihood of both occurrences occurring:
(3/13) x (1/13) = 3/169
As a result, the chance of getting a face card, replacing it, and then drawing a seven is 3/169.
I don't undertand thi:
There are 22 event at an indoor track and field meet. The ratio of track event to field event i 8:3. How many of the event are track event?
Can I jut have the ratio without the tory problem? Thank
There are 22 event at an indoor track and field meet. The ratio of track event to field event is 8:3. Therefore, there are 16 track events.
Ratio:
In mathematics, ratios indicate the number of times one number contains another number. For example, if you have 8 oranges and 6 lemons in your fruit bowl, the ratio of oranges to lemons is 8 to 6 (that is, a ratio of 8:6, or 4:3). Similarly, the ratio of lemons to oranges is 6:8 (or 3:4) and the ratio of oranges to whole fruit is 8:14 (or 4:7).
Now,
If you want to know the number of events in track events, we can calculate it in two steps:
Divide 22 in the ratio 8:3.
First,
add the numbers = 8 + 3 =11
Second,
For 08, We Multiple and divide = 8/11 × 22
= 16
Again,
For 03, We again multiple and Divide = 3/11 × 22
= 06.
Therefore, there are 16 track events.
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I will pick the brainiest answer! Thanks! :)
Answer:
Step-by-step explanation:
I hope this helps you. Search up triangle maker and it should be the third link and then take a picture of it and that is your answer for the first 3.
If the radius of the enclosure is 1,000 feet, what is the approximate area of the sector in which the bison are kept?
Area is,
\(A=\pi^{}R^2\)R= 1000
so A= 3.14 x 1000 x1000=3140000 feet
total ares is 3140000 feet
the bison angle is 60
so,1/6 th of 3140000 is 523333.33
so the answer is C.
HELPPPPP
Three students are randomly selected from 10 students of different weights.
Find the probability that the heaviest one out of the selected students is the 4th heaviest among the 10 students.
Answer:
3/100
Step-by-step explanation:
3 students out of 10 were chosen and the fourth heaviest is 1/10
3/10 * 1/10 = 3/100
Dr.Osborne has scheduled Anita Blanchette for a spirometry test and wants you to telephone her the day before the test to prepare her so that optimal results are obtained.
1.) What information do you give Anita before her spirometry so that the best test results can be obtained?
2.) How would you explain the rationale for the performance of this procedure?
To ensure the best test results, Anita should be provided with the following information before her spirometry:
1. Instructions for taking the test: Anita should be thoroughly explained about how the spirometry test works and what steps she needs to follow. This includes taking a deep breath and blowing as hard as she can into the spirometer mouthpiece. It is important to emphasize that she needs to repeat this procedure a few times and take deep breaths between each exhale.
2. Emphasize the importance of taking medication as prescribed: Anita should be reminded of the importance of taking her medications as prescribed, including on the day of the test. It is crucial for her to bring her medications to the test appointment.
3. Avoid certain foods and drinks: Anita should be informed to avoid consuming certain substances before the spirometry test, such as caffeine, alcohol, and heavy meals. These can potentially affect the accuracy of the test results.
4. Arrive early for the test: Anita should be advised to arrive early for the test to allow herself sufficient time to relax and calm down before the procedure. This can help ensure more accurate results.
The rationale behind providing these instructions and information is that spirometry is a lung function test that measures the amount and speed of air being breathed in and out. By following the instructions and guidelines, Anita can achieve optimal results, aiding in the diagnosis and assessment of lung conditions.
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PLEASE HELP ME. I WILL GIVE BRAINLIEST TO THE FIRST PERSON WHO ANSWERS THIS QUESTION. I NEED AN ANSWER ASAP. FOLLOW ALL THE DIRECTIONS IN THE QUESTION.
Use the rules of equations and inverse operations to solve the equation. In your final answer, include all of your work.
x^3 + 3 = 57
Answer:
x=3*2 1/3
Step-by-step explanation:
In order to solve this non-linear equation, we need to move all the terms to the left side.
In our example,
- term 3, will be moved to the right side.
Notice that a term changes sign when it 'moves' from one side of the equation to the other.
(x^3 + 3) + (-3) = 57 + (-3)
We need to get rid of expression parentheses.
If there is a negative sign in front of it, each term within the expression changes sign.
Otherwise, the expression remains unchanged.
In our example, there are no negative expressions.
x^3 + 3 - 3 = 57 - 3
6
Triangle RST has the vertices R(2, 3), S(-2, 1), and T(-1,5). What are the coordinates after the
two transformations:
Reflection over the y-axis and rotation at 180 degrees around the origin. *
(2 points)
Enter your answer
Please and thank you
Answer:
R(-2,-1)
S(-1,-5)
T(2,-3)
Step-by-step explanation:
First, you flip all coordinates to their exact points, just of the other side of the y-axis.
Then, you just gotta graph it and rotate it 180* around the origin.
algebraically find an equivalent function, only in terms of both sin(x) and cos(x), and then check the answer by graphing the equation. 4 sin(4x)
The equivalent function, in terms of both sin(x) and cos(x), for 4sin(4x) is 4sin(x)cos(4x). By graphing the equation, we can verify if the equivalent function holds true.
The equation 4sin(4x) can be rewritten using the trigonometric identity sin(2θ) = 2sin(θ)cos(θ). We can replace 4x with 2(2x) in the identity, giving us sin(2(2x)) = 2sin(2x)cos(2x). Simplifying further, we get 2sin(2x)cos(2x) = 4sin(x)cos(4x), which is the equivalent function in terms of both sin(x) and cos(x).
To check if the answer is correct, we can graph both 4sin(4x) and 4sin(x)cos(4x) and compare their graphs. If the graphs coincide, it indicates that the two functions are equivalent.
By graphing the two functions, we can visually observe if they overlap or have the same shape. If the graphs are identical, it confirms that the equivalent function 4sin(x)cos(4x) accurately represents the original function 4sin(4x) algebraically.
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(8 x 10,000) + (5 x 1,000) + (3 x 100) +
(8 x 1)?
Step-by-step explanation:
(8 x 10,000=80,000)
(5 x 1,000=5,000)
(3 x 100=300)
(8 x 1=8)
80,000+5,000+300+8
Answer:
85308
Step-by-step explanation:
\(8*10000=80000\)
\(5*1000=5000\)
\(3*100=300\)
\(8*1=8\)
\(80000+5000+300+8=85308\)
Hope this helps :)
Pls brainliest...
One year, there were about 3,000 institutions of higher learning in the U.S. (including junior colleges and community colleges). As part of a continuing study of higher education, the Carnegie Commission took a simple random sample of 400 of these institutions. The average enrollment in the 400 sample schools was 3,700, and the SD was 6,500. The Commission estimates the average enrollment at all 3,000 institutions to be around 3,700; they put a give-or-take number of 325 on this estimate. There were about 600,000 faculty members at institutions of higher learning in the U.S. As part of its study, the Carnegie Commission took a simple random sample of 2,500 of these faculty persons. On the average, these 2,500 sample persons had published 1.7 research papers in the two years prior to the survey, and the SD was 2.3 papers. If possible, find an approximate 95%-confidence interval for the average number of research papers published by all 600,000 faculty members in the two years prior to the survey. If this isn't possible, explain why not.
Thus an approximate 95% confidence interval for the average enrollment of all 60,000 faculty members in the two years prior to the survey. which implies that the given statement is true.
According to the statement
Average sample =3700
SD sample =6500
Sample size =400
EV average =3700
SE average =325
Population size =3000
The boundaries of the 68% confidence interval are then 1 standard error from the estimated average:
EV average+1⋅SE average =3700+1⋅325=3700+325=4025
EV average−1⋅SE average =3700−1⋅325=3700−325=3375
Thus an approximate 95% confidence interval for the average enrollment of all 60,000 faculty members in the two years prior to the survey. which implies that the given statement is true.
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A student received a score of 72% on a quiz. There were 25 questions on the quiz, and all the questions were of equal value. How many questions did the student answer correctly?
Answer:
they answered 18 questions correctly
Answer:
18
Step-by-step explanation:
18/25=.72
You keep track of the temperatures for two weeks and make a five-number summary of your data. Which box plot shows the data?
Answer:
option 1
Step-by-step explanation: i just know…………………………………………/,,/,,..,,.,…….
Answer:
…………………………………………/,,/,,..,,.,…….
Step-by-step explanation:
Answer:.
Step-by-step explanation: .
Find an equation of the tangent plane to the surface defined by z = ex + y² at the point where (x, y) = (0,2).
The equation of the tangent plane to the surface z = ex + y² at the point (0, 2) is:
x + 4y + cz = 8 + 2c, where c is any constant.
To find the equation of the tangent plane to the surface defined by z = ex + y² at the point (0, 2), we need to determine the normal vector to the surface at that point.
First, we find the partial derivatives of z with respect to x and y:
∂z/∂x = \(e^x\)
∂z/∂y = 2y
Now, we evaluate these derivatives at the point (0, 2):
∂z/∂x = e⁰= 1
∂z/∂y = 2(2) = 4
The normal vector to the surface at the point (0, 2) is given by the coefficients of the partial derivatives:
N = (1, 4)
The equation of the tangent plane can be written in the form:
ax + by + cz = d
Substituting the coordinates of the point (0, 2) into the equation, we have:
0(1) + 2(4) + c(2) = d
8 + 2c = d
The equation of the tangent plane is:
x + 4y + cz = 8 + 2c
Since the constant term d can take any value, we can replace it with a different constant c to obtain various tangent planes.
Thus, the equation of the tangent plane to the surface z = ex + y² at the point (0, 2) is:
x + 4y + cz = 8 + 2c, where c is any constant.
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What are the x-intercepts of the graph of y
Answer:
The answer is D
Step-by-step explanation:
if sin(1/2) and 180°<alpha<270° then how to find cos alpha and tan alpha