Answer:
Step-by-step explanation:
4.3 °F > 4 1/4 °F
Becky has 30 T-shirts in a drawer: 12 concert shirts, 8 team shirts, and 10 plain shirts. Of
the 10 shirts she randomly selects to give to charity, 3 are concert shirts. How does this
frequency compare to the expected frequency based on the probability of randomly
selecting a concert T-shirt?
Answer:
The chance of her selecting a Cocert shirt are 12/30 which means therw is more probability she would choose at least one and the least probability to choose a Team sirt since the odds are 8/30 so it is expected she would select 4 concert shirts not 3, at lest for me.
Another famous puzzle used as an example in the study of artificial intelligence seems first to have appeared in a collection of problems, Problems for the Quickening of the Mind, which was compiled about A.D. 775. It involves a wolf, a goat, a bag of cabbage, and a ferryman. From an initial position on the left bank of a river, the ferryman is to transport the wolf, the goat, and the cabbage to the right bank. The difficulty is that the ferryman’s boat is only big enough for him to transport one object at a time, other than himself. Yet, for obvious reasons, the wolf cannot be left alone with the goat, and the goat cannot be left alone with the cabbage. How should the ferryman proceed?
The ferryman should transport the goat first, then return alone to bring the wolf, leaving the goat on the right bank. Finally, he should transport the cabbage and leave it with the wolf.
In order to solve this puzzle, the ferryman must make a series of careful moves to ensure the safety of the wolf, goat, and cabbage. The first step is to transport the goat to the right bank, leaving it there. The ferryman then returns to the left bank alone.
He takes the wolf across the river, but before leaving it on the right bank, he brings the goat back to the left bank. Now, the goat and cabbage are on the same side, while the wolf remains on the right bank.
The ferryman transports the cabbage to the right bank, leaving it there, and then returns alone to the left bank. Finally, he takes the goat across the river one last time, completing the puzzle. This sequence of moves ensures that the wolf and goat are never left alone together, nor are the goat and cabbage.
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If mZJKP=67 find each measure: MZPKL MZNKO
(Ignore highlight)
Answer:
angle PKL = 113 degreesangle NKO = 23 degrees=======================================================
Explanation:
Refer to the diagram below.
Angle JKP is marked in red, and it's 67 degrees.
Angle PKL is marked in green, and it's right next to angle JKP. The two angles combine to form a straight line. This means the angle measures add to 180.
So,
(angleJKP) + (anglePKL) = 180
anglePKL = 180 - (angleJKP)
anglePKL = 180 - (67)
anglePKL = 113
--------------------
Angle MKL is a right angle, aka 90 degree angle. This is indicated by the square marker in the diagram.
Subtract this from the angle PKL we just found. This will get us the measure of angle PKM
anglePKM = anglePKL - angleMKL
anglePKM = 113 - 90
anglePKM = 23
This is congruent to angle NKO because angles PKM and NKO are vertical angles. Vertical angles are always congruent.
Therefore, angleNKO = 23.
--------------------
Another approach you could take is to see that angles JKP and LKO are vertical angles. So angleLKO = 67.
Then notice how,
angleLKO+angleNKO = 90
angleNKO = 90-angleKLO
angleNKO = 90-67
angleNKO = 23
can anyone answer this question please don't spam
Answer:
1. 17.25 meters or 15m 2.25cm
Step-by-step explanation:
2. 9:17 p.m.
4. 15 degrees celsius
5. 0.261111111 kilograms or 261.111111 grams
6. May 27
8. Rs 48
sorry i couldn't answer all of it
place the publication of three major books on race in chronological order, from earliest to most recent. Start by clicking the first item in the sequence or dragging it here Drag the items below into the box above in the correct order, starting with the first item in the sequence. Tomas Almaguer wrote about historical race relations in California in Racial Fault Lines Michael Omi and Howard Winant wrote about the social construction of race in Racial Formation in the United States. Ta-Nehisi Coates wrote about race and the African American experience in Between the World and Me.
The publication of three major books on race in chronological order, from earliest to most recent is:
- Micheal Omi and Howard Winant wrote about the social construction of race in Racial Formation in the United States.- Tomas Almaguer wrote about historical race relations in California in Racial Fault Lines.- Ta- Nehisi Coates wrote about race and the African American experience in Between the World and Me.Chronological order is the listing, description, or discussion of when events occurred in relation to time. Essentially, it is similar to looking at a chronology to see what happened initially and what happened after that. For example, if teachers asked their pupils to recount their first day of school, they would expect students to begin by waking up that morning and getting ready. If pupils begin from the time they enter the school, significant information is lost and the listener may become confused due to a lack of knowledge.
Helping pupils grasp what chronological order is and how to use the skill correctly can benefit students ranging from kindergarten to collegiate levels. The concept may appear simple, yet failing to master chronological sequence can cause kids to struggle academically and lack a solid educational foundation.
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Volume of a pentagonal prism is 360 inches cubed. The height of prism is 3 inches. What is the area of the pentagon base?
The pentagonal prism with volume 360 in³ and height of 3 inches have a base area of 120 in²
What is a pentagonal prism?A pentagonal prism is a prism that has two pentagonal bases like top and bottom and five rectangular sides.
Given that, the volume of a pentagonal prism is 360 in³, with a height of 3 inches,
We need to find the area of the base,
We know that, the volume of a pentagonal prism is =
V = 1/4 √(5(5+2√5)·a²h
Where a is the base edge and h is the height,
360 = 1/4·3 √(5(5+2√5)·a²
1/4·√(5(5+2√5)·a² = 120
Since, the base of a pentagonal prism is a pentagon, and the area of a pentagon = 1/4 √(5(5+2√5)·a²
And we have,
1/4 √(5(5+2√5)·a² = 120
Therefore, the base area is 120 in²
Hence, the pentagonal prism with volume 360 in³ and height of 3 inches have a base area of 120 in²
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[x-2]/4=[3x-7]/10 its x-2 dived by 4 not 2/4 same with other side
Answer:
x = 4
Step-by-step explanation:
Given
\(\frac{x-2}{4}\) = \(\frac{3x-7}{10}\) ( cross- multiply )
4(3x - 7) = 10(x - 2) ← distribute parenthesis on both sides )
12x - 28 = 10x - 20 ( subtract 10x from both sides )
2x - 28 = - 20 ( add 28 to both sides )
2x = 8 ( divide both sides by 2 )
x = 4
A store pays $840 for an oil painting. The store marks up the price by 46%. What is the amount of the mark-up? please help!!!! IXL is driving me crazy
Answer:
A store pays $840 for an oil painting. The store marks up the price by 46%. What is the amount of the mark-up?
=
$386.40
LE{LLEASE HELP THIS IS duE IN AN HOUR
Tony and tiffany collect semi-precious stones at the rockhound ht tiffany paid $38 for 9 pounds of snowflake obsidian. at the solid rock shop, tony paid 19 for 3 poi\unds of the same crystal. what id each person pay per pound and who made the better buy
Factor 26r³s - 52r⁵ – 39r²s⁴. What is the resulting expression?
a. 13(2r³s - 4r⁵ + 3r²s⁴)
b. 13r²s(2r - 4r³ + 3s³)
c. 13r²(2rs - 4r³ + 3s⁴)
d. 13r²(26r³s - 52r⁵ + 39r²s⁴)
Therefore, the resulting expression after factoring the polynomial 26r³s - 52r⁵ - 39r²s⁴ is option d: 13r²(2rs - 4r³ + 3s⁴).
To factor the expression 26r³s - 52r⁵ - 39r²s⁴, we can first identify the common factors among the terms. In this case, the greatest common factor (GCF) is 13r².
We can factor out the GCF from each term:
26r³s / (13r²) = 2rs
-52r⁵ / (13r²) = -4r³
-39r²s⁴ / (13r²) = -3s⁴
After factoring out the GCF, we obtain 13r²(2rs - 4r³ - 3s⁴).
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Let the function f be defined by f(x) =5x – 2a where a is a constant. If f (10) + f (5) = 55, what is the value of a? A) – 5 B) 0 C) 5 D) 10 E) 20
If the function f be defined by f(x) =5x – 2a, then the value of a is 5.
Let the function f be defined by f(x) =5x – 2a
The value of f(10)
f(x) =5x – 2a
f(10) = 5(10) - 2a
f(10) = 50 - 2a
The value of f(10)
f(x) =5x – 2a
f(5) = 5(5) - 2a
f(5) = 25 -2a
f (10) + f (5) = 55,
50 - 2a + 25 - 2a = 55
-4a = 55 - 75
4a = 20
a = 5
Therefore, if the function f be defined by f(x) =5x – 2a, then the value of a is 5.
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mmon Core Algebra I - MA3109 B-IC
Activity
Vertical Stretches and Shrinks of Exponential Functions
Assignment Active
Identifying a Function
Which is a stretch of an exponential decay function?
◎m=²[
Of(x) = -(5)
Of(x) = 5(²)
O fix) = 5(5)*
The stretch of an exponential decay function is y = 2(1/5)ˣ
Which is a stretch of an exponential decay function?From the question, we have the following parameters that can be used in our computation:
The list of exponential functions
An exponential function is represented as
y = abˣ
Where
a = initial valueb = growth/decay factorIn this case, the exponential function is a decay function
This means that
The value of b is less than 1
An example of this is, from the list of option is
y = 2(1/5)ˣ
Hence, the exponential decay function is y = 2(1/5)ˣ
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Complete question
Which is a stretch of an exponential decay function?
Of(x) = -(5)ˣ
Of(x) = 5(2)ˣ
O fix) = 2(1/5)ˣ
Which of the following natural landmarks can be found in the Great Plains of Texas O Guadalupe Peak O Sam Houston National Forest Grand Prairie O Palo Duro Canyon
Answer:
the Palo Duro Canyon is found in the Great Plains of Texas.
Answer:
texas
Step-by-step explanation:
texas
Andre tried to solve the equation 14(x+12)=2. andre tried to solve the equation 14(x+12)=2. andre tried to solve the equation 14(x+12)=2. andre tried to solve the equation 14(x+12)=2.
In order to solve the equation 14(x + 12) = 2, we need to follow the order of operations which is also known as PEMDAS which stands for Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction. Let's solve the equation below step by step;
First of all, let us get rid of the parenthesis by multiplying 14 by each of the terms inside of the parenthesis;14(x + 12) = 2 Distribute 14 to both x and 12.14x + 168 = 2 Combine like terms.14x = -166 Now, we need to isolate the variable (x) by dividing both sides of the equation by 14, since 14 is being multiplied by x.14x/14 = -166/14 x = -83/7Therefore, the solution for the equation 14(x + 12) = 2 is x = -83/7 which is equal to -11.86 (rounded to the nearest two decimal places).The solution can be confirmed by substituting -83/7 for x in the original equation and ensuring that the equation is true.
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What’s the probability?
Answer:
\(\frac{1}{8}\)
Step-by-step explanation:
The probability for a flip on either side of the coin is always 50% or \(\frac{1}{2}\)
So to get the probability for the three flips just do:
\((\frac{1}{2}) ^{3}\) or \(\frac{1}{2}\) × \(\frac{1}{2}\) × \(\frac{1}{2}\)
Either way you solve it the answer is \(\frac{1}{8}\)
Help please
The lines on a coordinate plane are perpendicular.
Perpendicular lines form what type of angles?
Answer:
B. Right angles
Step-by-step explanation:
When perpendicular lines intersect, they create 90° angles (aka right angles)
need an answer asap please!
math
will give brainliest to correct answerer
Answer:
I think the answer is 73
health programs routinely study the number of days that patients stay in hospitals. in one study, a random sample of 12 men had a mean of 7.95 days and a standard deviation of 6.2 days, and a random sample of 19 women had a mean of 7.1 days and a standard deviation of 5.0 days. the sample data will be used to construct a 95 percent confidence interval to estimate the difference between men and women in the mean number of days for the length of stay at a hospital. have the conditions been met for inference with a confidence interval?
The conditions for inference with a confidence interval have been met, and we can proceed to construct a confidence interval to estimate the difference between men and women in the mean number of days.
What is confidence interval ?
A confidence interval is a range of values that is likely to contain the true value of a population parameter with a certain level of confidence.
To determine if the conditions for inference with a confidence interval have been met, we need to check the following assumptions:
Random Sampling: The sample of men and women should be random and representative of the population.Normality: The distribution of the difference between the means should be approximately normal.Independence: The two samples should be independent of each other.Since the sample sizes are greater than 30 for both men and women, we can assume normality based on the Central Limit Theorem.
Also, since the samples are selected independently and randomly, the assumption of independence is met.
Therefore, the conditions for inference with a confidence interval have been met, and we can proceed to construct a confidence interval to estimate the difference between men and women in the mean number of days for the length of stay at a hospital.
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45÷ (-5) multiplying integers
Answer:
-9
It is -9 because 45/5 is 9 and it keepthe negative sign
Answer:
-9
Step-by-step explanation:
- and + is -
45/5=9
but it's -
So -9
There are 25 students in Ms. Nguyen’s second grade class. In the class election, 4 students Voted for Benjamin, 12 voted for Sahil, and 9 voted for Maria.
What percent of the class voted for Maria
Answer:
36%
Step-by-step explanation:
Which of the following functions has an initial value of 3/2 and a rate of change of -2/3?
A. y=2/3x+3/2
B. y=−3/2x−2/3
C. y=3/2x−2/3
D. y=−2/3x+3/2
Answer:
The right answer is Option D: \(y = -\frac{2}{3}x+\frac{3}{2}\)
Step-by-step explanation:
Given that initial value of 3/2 and rate of change is -2/3
The given functions can be observed and it can be concluded that the functions are in the form
\(y = mx+c\)
Here m is the slope which is also called rate of change and c is the y-intercept.
The y-intercept is the initial value when input is zero.
So we have to look for a function that has 3/2 in place of c and -2/3 in place of m.
From the given options,
\(y = -\frac{2}{3}x+\frac{3}{2}\) is the matching function
Hence,
The right answer is Option D: \(y = -\frac{2}{3}x+\frac{3}{2}\)
In Achieve, Dionysus is working on a question that asiss him to find the slope of the tangent line to y=f(x)g(x) at the point where x=4. He was given the following information: - The slope of the tangent line to y=f(x) at the point (4,7) is −3. This means f(4)=7 and f ′
(4)=−3. - The slope of the tangent line to y=g(x) at the point (4,2) is 6 . This means g(4)=2 and g ′
(4)=6 Dionysus enters into Achieve: The slope of the tangent line to y=f(x)g(x) at the point where x=4 is f ′
(4)g ′
(4)=−3⋅6=−18 Achieve told Dionysus that his answer was wrong. Look for his mistake(s) and explain what the error(s) is/are. Please use complete sentences. Also, give the correct solution with supporting work. Correct Solution: Explanation of the Error: (Write complete sentences)
The slope of the tangent line to y=f(x)g(x) at the point where x=4 is 36.
Dionysus is working on a question that asks him to find the slope of the tangent line to y=f(x)g(x) at the point where x=4. He was given the following information:- The slope of the tangent line to y=f(x) at the point (4,7) is −3. This means f(4)=7 and f ′(4)=−3.-
The slope of the tangent line to y=g(x) at the point (4,2) is 6. This means g(4)=2 and g ′(4)=6.The formula for finding the derivative of the product of two functions is:(f(x)g(x))' = f'(x)g(x) + f(x)g'(x)
Dionysus enters into Achieve: The slope of the tangent line to y=f(x)g(x) at the point where x=4 is f′(4)g′(4)=−3⋅6=−18.
However, this solution is wrong.
Explanation of the Error: The product rule has two terms, and Dionysus only considered one of them.
Therefore, the correct answer will be f(4)g′(4) + f′(4)g(4) which is equal to 7(6) + (-3)(2) = 42 - 6 = 36.
Therefore, the slope of the tangent line to y=f(x)g(x) at the point where x=4 is 36.
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The Sun appears about 8.4 times as large as Deimos in the Martian sky. It takes Deimos approximately 550 of its diameters to transit the shadow of Mars during a lunar eclipse. Using these values, a radius for Mars of 3,000,000 m, a ratio of Sun-from-Mars distance to Deimos-from-Mars distance of 365,000, calculate the radius of Deimos to one significant digit in meters
The radius of Deimos to one significant digit in meters is approximately 9.4 m
.
Given the ratio of the Sun-from-Mars distance to Deimos-from-Mars distance is 365,000, the distance between Mars and Deimos can be found to bedeimos distance = Sun-Mars distance / 365,000
Next, we can find the diameter of Deimos by noting that 550 of its diameters is equal to the distance it takes to transit the shadow of Mars during a lunar eclipse.
Let's call the diameter of Deimos "d", so we can
diameter = 1/550 * deimos distance
Finally, the Sun appears about 8.4 times as large as Deimos in the Martian sky. If we call the radius of Deimos "r", then the radius of the Sun is 8.4r.
Using the information given, we can set up the following equation:
deimos distance / (3,000,000 + r) = 8.4r / (3,000,000)Simplifying and solving for r,
we get:r = 9.39 m (rounded to one significant digit)
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How many ms in a second?
if a cube numbered 1 to 6 is tossed 300 times, about how many times would you predict the cube to land on a number greater than 4?
Answer: 100 times
Step-by-step explanation:
The cube is numbered 1 to 6. That is, 1, 2, 3, 4, 5, 6. That means there are 6 possible outcomes for each toss. But there are 2 outcomes we want, 5 and 6 (greater than 4).
So, for each toss, there is a probability of 2/6 = 1/3 that this will occur.
With 300 tosses, we can say that this will probably happen 300 times. This means that it will happen
1/3 * 300 times = 100 times.
Therefore, we can predict we will get a 5 or 6 about 100 times.
6.perimeter of the given shape above is
a) 20 feet
b) 40 feet
c) 30 feet
d) 25 feet
e) 10 feet
first ,length(l)=14 feet,
bredth(b)=6feet.
now, perimeter = 2(l+b)
=2(14+6)
= 2×20
= 40 feeet
Hope this helps you....
Write the equation of the line parallel to y - 3x=4 and containing (3,10)
Independent Practice
Now practice solving some problems.
Find the x- and y-intercepts of the equation.
–6x + 3y = –9
A.
− 3 ; 3/2
B.
3/2; −3
C.
−3/2; 3
D.
3; −3/2
Answer:
B.
3/2; −3
Step-by-step explanation:
To find the x-intercept, substitute in 0 for y and solve for x . To find the y-intercept, substitute in 0 for x and solve for y .
x-intercept(s): ( 3 /2 , 0 )
y-intercept(s): ( 0 , − 3 )
Which box-and-whisker plot best represents the information from the data?
10 12 15 19 22 22 23 26 30 32
What is 5x x 3x
Please help soon
Answer:
To simplify the expression 5x * 3x, you can multiply the coefficients (numbers) together and then multiply the variables together.
The coefficient of 5x is 5, and the coefficient of 3x is 3. Multiplying them gives us 5 * 3 = 15.
The variable x is being multiplied by x, so we can combine the variables by adding their exponents. The exponent of x is 1, and when multiplied by x (which has an exponent of 1), we get x^1 * x^1 = x^(1+1) = x^2.
Putting it all together, 5x * 3x simplifies to 15x^2.