Answer:
The third picture
Step-by-step explanation:
You stopped 2 times in your journey.
When you stop in a distance tome graph means that it is at rest, you are not moving/the speed is not moving. Without speed the distance stays the same.
Divide.6 divided by 1/4 =
Answer:
24
Step-by-step explanation:
Answer:
Ok because your questions confuses me I'm going to put two answers here.
.6 divided by 1/4 is 2.4 6 divided by 1/4 is 24Step-by-step explanation:
Use a calculator for these type of problems in the future.
if each of seven persons in a group shakes hands with each of the other six persons, then a total of forty-two handshakes occurs?
A total of 21 handshakes, will occur when seven persons in a group shake hands with each of the other six persons.
The first person shakes hands with the other 6 people. The second person shakes hands with 5 people because they already shook hands with the first person.
The third person shakes hands with 4 people because they already shook hands with the first and second person.
The fourth person shakes hands with 3 people because they already shook hands with the first, second, and third. The fifth person shakes hands with 2 people because they already shook hands with the first, second, third, and fourth person.
The sixth person shakes hands with the seventh person because the rest have already shaken hands with them. The seventh person doesn't have anyone else to shake hands with.
Add all the people who shake6+5+4+3+2+1
So the total would be 21
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Assume that the probability of a being born with Genetic Condition B is π=7/60
A study looks at a random sample of 719 volunteers.
Find the most likely number of the 719 volunteers to have Genetic Condition B.
μ =
Let X represent the number of volunteers (out of 719) who have Genetic Condition B. Find the standard deviation for the probability distribution of X
(Round answer to two decimal places.)
σ =
Use the range rule of thumb to find the minimum usual value μ-2σ and the maximum usual value μ+2σ.Enter answer as an interval using square-brackets only with whole numbers. ? Round your answer to one decimal place. usual values =
The interval for usual values is [66, 102]. The probability of a volunteer having Genetic Condition B is π = 7/60.
To find the most likely number (μ) of the 719 volunteers to have Genetic Condition B, multiply the total number of volunteers by the probability:
μ = (719)(7/60) ≈ 83.97 ≈ 84 (rounded to the nearest whole number)
Now, we need to find the standard deviation (σ) for the probability distribution of X. The formula for the standard deviation of a binomial distribution is:
σ = √(nπ(1-π))
Where n is the number of volunteers, and π is the probability:
σ = √(719)(7/60)(1 - 7/60) ≈ 8.74 (rounded to two decimal places)
Using the range rule of thumb, find the minimum and maximum usual values as μ - 2σ and μ + 2σ:
Minimum usual value = μ - 2σ = 84 - 2(8.74) ≈ 66 (rounded to the nearest whole number)
Maximum usual value = μ + 2σ = 84 + 2(8.74) ≈ 102 (rounded to the nearest whole number)
Your answer: μ = 84, σ = 8.74, usual values = [66, 102]
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what is the equation of parallel line of C(3,6); y= -2+5
Answer:
y = -2x + 12
Step-by-step explanation:
Parallel = Same Slope Perpendicular = Opposite Reciprocal of Slope
How to find "b" or y intercept:
y = mx + b (3,6) slope = m: -2
plug in the corresponding values for the variables
6 = -2(3) + b
12 = b
Solve the equation for x
Step-by-step explanation:
x/3 + 2 = - 6
both sides times 3
=>
x+6= -18
x= -18-6
x= -24 (c)
a sociologist wants to be able to estimate the proportion of students who engage in binge drinking during the year with a margin of error of .03 with 90% confidence. a previous study estimates this proportion to be about .44. what sample size is needed?
The sociologist would need a sample size of at least 753 students to estimate the proportion of students
Margin error = .03
Confidence Interval = 90%
Proportion size = .44
To estimate the percentage of students, establishing the sample size required -
\(n = (Z^2 x p x q) / E^2\)
Where p is the estimated proportion of students who binge drink during the school year, Z is the Z-score associated with the desired level of confidence, which is 1.645, q is 1 - p which represents the proportion of students who do not engage in binge drinking, and E is the desired margin of error, which is 0.03
Therefore,
\(n = (1.645^2 x 0.44 x 0.56) / 0.03^2\)
= 752.67 or 753.
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A squirrel family collected 172172172 nuts to store for the winter. They spread the nuts out evenly among their 666 favorite spots. The squirrels ate the last few nuts that didn't divide evenly. Sadly, a crow stole half the nuts from one of the spots. How many nuts did the crow steal?.
Answer:
129258
Step-by-step explanation:
172172172/666
512 nuts left over. last "few" nuts. 'FEW' hahhahhah
Hello, just checking my work. First right answer will be brainiest
Irwin rode his bicycle from one end of a trail to another and back at a speed of 20 miles per hour. If the trail is 4 miles long, for how many hours was Irwin riding?
0.2 hours
0.4 hours
2.5 hours
5.0 hours
Answer:
0.4
Step-by-step explanation:
how many minutes are in 4 miles
Answer:
I believe it’s C. 2.5
Step-by-step explanation:
Find the derivative of the function. y=−8xln(5x+2) dy/dx=___
To find the derivative of the function y = -8xln(5x + 2), we can use the product rule and the chain rule.
Using the product rule, the derivative of the function y with respect to x can be calculated as follows:
dy/dx = (-8x) * d/dx(ln(5x + 2)) + ln(5x + 2) * d/dx(-8x)
To find the derivative of ln(5x + 2) with respect to x, we apply the chain rule. The derivative of ln(u) with respect to u is 1/u, so we have:
d/dx(ln(5x + 2)) = 1/(5x + 2) * d/dx(5x + 2)
The derivative of 5x + 2 with respect to x is simply 5.
Substituting these values back into the equation for dy/dx, we get:
dy/dx = (-8x) * (1/(5x + 2) * 5) + ln(5x + 2) * (-8)
Simplifying further, we have:
dy/dx = -40x/(5x + 2) - 8ln(5x + 2)
Therefore, the derivative of the function y = -8xln(5x + 2) with respect to x is -40x/(5x + 2) - 8ln(5x + 2).
In summary, the derivative of the function y = -8xln(5x + 2) is obtained using the product rule and the chain rule. The derivative is given by -40x/(5x + 2) - 8ln(5x + 2). The product rule allows us to handle the differentiation of the product of two functions, while the chain rule helps us differentiate the natural logarithm term.
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Find the Volume of the given cylinder. Round your answer to the nearest tenth. 3 m 3 m
Answer: The volume of the cylinder is approximately 21.2 cubic meters
Step-by-step explanation:
To find the volume of a cylinder, we use the formula:
V = πr^2h
where:
V = volume
r = radius
h = height
In this case, we are given that the cylinder has a height of 3m, but we need to determine the radius.
Since we are not given the radius directly, we can estimate it from the diameter. If the cylinder has a diameter of 3m, then the radius would be half of that, or 1.5m.
So, substituting the values into the formula, we get:
V = π(1.5)^2(3)
V ≈ 21.2 m^3
Rounding to the nearest tenth, the volume of the cylinder is approximately 21.2 cubic meters.
what is the answer of 12p + P
Answer:
13p
Step-by-step explanation:
because the P it have 1 hidden there
12p + 1p = 13p
What is the image of (0,4) after a dilation by a scale factor of 1/2 centered at the origin
Answer:
(0,2)
Step-by-step explanation:
Multiply the x and y by 1/2
0*1/2=0
4*1/2=2
The image of (0,4) after a dilation is (0,2).
It is required to find the image .
What is a scale factor ?Scale factor is the ratio of corresponding sides on two similar figures.
A scale factor is a number which multiplies (“scales”) a quantity. For example, the “C” in y = C x is the scale factor for x.
Given:
scale factor =1/2 centered
Point=(0,4)
According to given question we have,
(x,y) -> (1/2x , 1/2y)
(0,6) -> (1/2 • 0, 1/2 • 4)
=(0,2)
Therefore, the image of (0,4) after a dilation is (0,2).
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Here are 2 polygons. Select all sequences of translations, rotations, and reflections below that would take polygon Pto polygon Q
The required sequences are The first pair is rotated and translated, the second pair is reflected and translated, and the third pair is reflected and translated.
What is translation?Translation means the displacement of a figure or a shape from one place to another. In translation a figure can move upward, downward, vertical and horizontal.
Some of the Translation are,
A reflection is a mirror image of the shape. An image will reflect through a line, known as the line of reflection. A figure is said to reflect the other figure, and then every point in a figure is equidistant from each corresponding point in another figure.
Rotation means the circular movement of an object around a centre. It is possible to rotate different shapes by an angle around the centre point.
Translation means the displacement of a figure or a shape from one place to another. In translation, a figure can move upward, downward, right, left or anywhere in the coordinate system.
Thus, the required sequences are The first pair is rotated and translated, the second pair is reflected and translated, and the third pair is reflected and translated.
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The complete question image is attached.
Jung-Soon has $25 to spend on prizes for a game at the school fair. Lip balm costs $1.25 each, and
mini-notebooks cost $1.50 each. Write a linear equation that can be used to determine how many of
each prize she can buy.
Answer:
1.25x + 1.5y=25
Step-by-step explanation:
let the number of lip balms that can be bought be x and the notebooks be y then their total cost is 1.25x + 1.5y. The total $25 there for the equation becomes 1.25x + 1.5y=25.
The required linear equation can be used to determine how many of each prize she can buy is 1.2x + 1.50y = 25.
Given that,
Jung-Soon has $25 to spend on prizes for a game at the school fair. Lip balm costs $1.25 each, and mini-notebooks cost $1.50 each. Write a linear equation that can be used to determine how many of each prize she can buy is ot be determined.
The equation is the relationship between variables and represented as y = ax + b is an example of a polynomial equation.
Here,
Let the number of lip balm that can be purchased be x, and the number of mini notebooks purchased be y,
according to the question,
1.2x + 1.50y = 25
Thus, the required linear equation can be used to determine how many of each prize she can buy is 1.2x + 1.50y = 25.
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Which of the following is an example of a convenience sample?
Multiple choice question.
A)
A science teacher posts an online survey about whether students would be interested in participating in a fundraiser. The responses received will determine if there will be a fundraiser.
B)
A teacher asks every tenth student that enters the school to vote on the new school mascot. She finds that tiger is the least favorite mascot.
C)
To determine the type of gift to purchase for his coach, a soccer player surveys the players on his team.
D)
To determine whether people in a neighborhood think a new park is needed, a computer generates a list of 100 random people in the neighborhood and they are surveyed.
The option that is an example of a convenience sample is: D To determine whether people in a neighborhood think a new park is needed, a computer generates a list of 100 random people in the neighborhood and they are surveyed.
What is convenience sample?A convenience sample can be defined as the type of survey which is easily accessible or readily available to researcher when needed.
It is important to note that since convenience samples are not selected randomly they may not be representative of the population of interest, which can lead to bias in the results.
Therefore the correct option is D.
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What is the image point of (-1, -8) after
the transformation ry=-x T4,-5?
Answer:
sheu7euw73u3hsusuuwueudhdhdhsjsjwiwuwuehehdggdhdue
Step-by-step explanation:
hzhsusududjdndjdhehhshshhdhdhdhdhdhdhdhdhbhdhdhhdhdhdudxbdhdhdhdhhshdhyehsuehduwhgduwhdydh
Develop the B&B tree for each of the following problems. For convenience, always select x₁ as the branching variable at node 0. Maximize z = 3x₁ + 2.8% subject to 2x + 5.x₂ = 18 4.x₁ + 2x₂ = 18 X₁, X₂0 and integer
To develop the Branch and Bound (B&B) tree for the given problem, follow these steps:
1. Start with the initial B&B tree, where the root node represents the original problem.
2. Choose \($x_1$\) as the branching variable at node 0. Add two child nodes: one for
\($x_1 \leq \lfloor x_1 \rfloor$ \\(floor of $x_1$) and one for $x_1 \geq \lceil x_1 \rceil$ (ceiling of $x_1$).\)
3. At each node, perform the following steps:
- Solve the relaxed linear programming (LP) problem for the node, ignoring the integer constraints.
- If the LP solution is infeasible or the objective value is lower than the current best solution, prune the node and its subtree.
- If the LP solution is integer, update the current best solution if the objective value is higher.
- If the LP solution is non-integer, choose the fractional variable with the largest absolute difference from its rounded value as the branching variable.
4. Repeat steps 2 and 3 for each unpruned node until all nodes have been processed.
5. The node with the highest objective value among the integer feasible solutions is the optimal solution.
6. Optionally, backtrace through the tree to retrieve the optimal solution variables.
Note: The specific LP problem and its constraints are missing from the given question, so adapt the steps accordingly.
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For f(x)=9x and g(x)=x+7 find the following functions.
a. (fog)(x); b. (gof)(x); c. (fog)(3); d. (gof)(3)
Answer:
This is my best solution for your question
(Q3) a=3 cm, b=7 cm, c=7.4 cmThe triangle is a(n) _____ triangle.
Based on the given side lengths of 3cm, 7cm, and 7.4cm, the triangle is a(n) scalene triangle. In a scalene triangle, all sides have different lengths.
Triangles are described in terms of their sides and angles in geometry. A closed planar three-sided polygon shape with three sides and three angles is known as a triangle. The lengths of the sides of a scalene triangle vary. They are not equal, and the angles have three measurements. However, it still has a 180° angle sum, just like all triangles.
A scalene triangle is a triangle with three different side lengths and three different angle measurements. The total of all internal angles, however, is always equal to 180 degrees. As a result, it satisfies the triangle's condition of angle sum.
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…….……………………….……???????
Answer:
2.5 or 1/2
Step-by-step explanation:
its easy just trust me
Answer:
2<A<3
Step-by-step explanation:
I don’t know exactly if you’re supposed to give 2.5 or what, but it’s somewhere between 2 and 3.
what is 15/8 as a decimal
Answer:
1.875
Step-by-step explanation:
Answer:
1.875 is the answer I got
Determine the y-intercept of the following parabola:
y = 3x2 - 12x - 5
Answer:
-5
Step-by-step explanation:
Find the y-intercept by plugging in x = 0:
y = 3x^2 - 12x - 5
y = 3(0^2) - 12(0) - 5
y = 0 - 0 - 5
y = -5
(0, -5)
Using the chart in your text, calculate how many hours per week you should ideally spend studying if you have one three-credit class that is less demanding, two three-credit classes that are typically demanding, and one four- credit class that is very challenging.
Using the same guideline, for a four-credit class, you would ideally spend:
4 credits * 2-3 hours/credit = 8-12 hours per week.
it is suggested that students allocate around 2-3 hours of study time per credit hour per week for a college-level course. However, the actual study time required may vary based on individual learning styles, prior knowledge, and the specific requirements set by professors or institutions.
Let's apply this general guideline to your scenario:
One three-credit class that is less demanding:
Assuming 2-3 hours of study per credit hour, for a three-credit class, you would ideally spend:
3 credits * 2-3 hours/credit = 6-9 hours per week.
Two three-credit classes that are typically demanding:
Similarly, for each of the two three-credit classes, you would spend:
3 credits * 2-3 hours/credit = 6-9 hours per week.
Since you have two such classes, the total time would be:
2 * (6-9) hours = 12-18 hours per week.
One four-credit class that is very challenging:
Using the same guideline, for a four-credit class, you would ideally spend:
4 credits * 2-3 hours/credit = 8-12 hours per week.
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Find the slope of a line
that passes through the
points (-3,2) and (-6,4)
Answer:
2/-3 is your correct answer
12 1/2% of a sum of money is $40. what is the sum of money
Answer:
$320
Step-by-step explanation:
well is you do 12 with 1/2% you get 12.5% then you will do that with the sum which is 12.5% and 40 you divide those number to get 3.20 you will then multiply by 100 to get your answer $320
Find the sum of 4\sqrt{25}4 25 and 5\sqrt{4}5 4 in simplest form. Also, determine whether the result is rational or irrational and explain your answer.
The sum of 4√25 and 5√4 is 30
How to determine the sumGiven the expressions as;
\(4\sqrt{25}\)\(5\sqrt{4}\)To find the sum, we need to take the following steps;
= \(4\sqrt{25} + 5\sqrt{4}\)
Take square root, we have;
= 4 × 5 + 5 × 2
With the knowledge of BODMAS, multiply through
= 20 + 10
Add the values
= 30
Thus, the sum of 4√25 and 5√4 is 30
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3
4
5
O
1
Austin, Kevin and Lisa have a total of $159. Austin has $11 more than Kevin. Lisa has twice as much money as
Keyin. How much money does Lisa have?
Answer:
Step-by-step explanation:
A+K+L=159
A-K=11
2K=L
Plug in 2K instead of L in the equation: A+K+L=159
A+3K=159
Plug in K+11 instead of A in the equation: A+3K=159
4K+11=159
4K=148
Kevin=$37
Pluge in 37 instead of K in the equation: A-K=11
A-37=11
Austin=$48
Plug in 48 instead of A and 37 instead of K in the equation: A+K+L=159
48+37+L=159
L=74
on the iscoles triangle below the congruent sides each measure 13 meters. if the base of the triangle.is 10 meters what is the height of the triangle
Answer:
12m
Rearange the equation to get c^2-b^2=a^2
That would be 13^2-5^2=144
Square root 144 to get 12
Different size containers. Tanner used for storing dry goods. The largest container held 12 /3/4 cups of dry goods. 2/3 of the amount in container a, 2/3 of the amount in container b. What was the total amount in cups of dry goods. That tanner could store in all three containers
Answer:
29 3/4 cups
Step-by-step explanation:
total amount of tanner in the 3 containers = sum of tanners in each container
total cups in containers b and c = 2/3 x 12 3/4
2/3 x 51/4 = 17/2 cups or 8 1/2 cups
total capacity = 8 1/2 + 8 1/2 + 12 3/4 = 17 + 12 3/4 = 29 3/4
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Mr. Schwartz builds toy cars. He begins the week with a supply of 85 wheels, and uses 4 wheels for each car he builds. Mr. Schwartz plans to order more wheels once he has fewer than 40 wheels left.
The inequality that can be used to find the number of cars, x, Mr. Schwartz builds before he places an order for more wheels is − x < 40.
Mr.Schwartz will need to order more wheels after building cars.
Mr. Schwartz will need to order more wheels after building 12 cars.
The number of cars x Mr. Schwartz builds before he places an order for more wheels can use the following steps:
Determine how many wheels are used per car:
4 wheels/car
Determine the number of wheels available at the start of the week:
85 wheels
Determine the minimum number of wheels needed to be available before placing an order:
40 wheels
Set up an inequality to represent the situation using x to represent the number of cars built before an order is placed:
Number of wheels used = 4x
Number of wheels remaining = 85 - 4x
Order is placed when number of wheels remaining is less than 40:
85 - 4x < 40
Solve for x by isolating the variable:
85 - 4x < 40
-4x < -45
x > 11.25
Since x represents the number of cars built can't have a fractional value for x.
The nearest integer to get the minimum number of cars that need to be built before an order is placed:
x > 12
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