Kevin has three classes in a row. Eight classes two hours long. Kevin’s first class is at seven. When will Karen’s last class and?
Answers
Karen's last class will end at three in the afternoon.
At what time will Karen’s final class conclude?Given that Kevin has three classes in a row, each lasting two hours, we can calculate the total duration of his classes. Three classes, each two hours long, amount to a total of 6 hours.
Since Kevin's first class starts at seven in the morning, we add 6 hours to that time, resulting in the conclusion of Karen's last class at three in the afternoon.
Understanding schedules and timetables is essential for effective time management. In academic settings, students often have multiple classes with varying durations throughout the day.
Calculating the end time of a class or event based on its start time and duration helps individuals plan their activities and allocate their time efficiently.
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Related Questions
PLEASE HELP ME!!!
Which line has an x-intercept of 4?
Answers
Answer:
-2x + 2y = -8
Step-by-step explanation:
2y=2x-8
y=x-4
0=x-4
x=4
Hopefully this helps :) Let me know if you need me to explain it better.
Answer:
-2 x + 2 y = -8
Step-by-step explanation:
radikool
Can triangles AAJB and ACBJ be proven congruent by SAS?
OA) No, the triangles AAJB and ACBJ are congruent only through SSS.
B) No, because only two pairs of congruent sides are known.
OC) Yes, because BC
JA. JB
JB, and AB - CJ
-
.
D)
Yes, because BC JA. JB JB, and their included angles CBJ and AJB are congruent
because they're alternate interior angles.
Answers
Answer:
A.
Step-by-step explanation:
SAS:
If two sides and the included angle of one triangle are congruent to two sides and the included angle of a second triangle, then the triangles are congruent.
ASA:
If two angles and the included side of one triangle are congruent to two angles and the included side of a second triangle, then the triangles are congruent.
SSS:
if we can determine that the three sides of one triangle are congruent to three sides of another triangle, then the two triangles are congruent.
You can also apply the ASA postulate in this triangle but not the SAS.
what is the equation for 3.36 ÷ 0.84.
Answers
Answer: 4
Step-by-step explanation:
And here is another question. Thanks for the help y'all
Answers
Answer:
Multiply 3.75 times 1.5
Step-by-step explanation:
Hey can you help me fast!!!
Answers
a philosophy professor assigns letter grades on a test according to the following scheme. a: top 12 % of scores b: scores below the top 12 % and above the bottom 63 % c: scores below the top 37 % and above the bottom 22 % d: scores below the top 78 % and above the bottom 7 % f: bottom 7 % of scores scores on the test are normally distributed with a mean of 72 and a standard deviation of 8.1. find the numerical limits for a b grade. round your answers to the nearest whole number, if necessary.
Answers
Rounding to the nearest whole number, the limits for a 'b' grade are 75 and 81
In this question we have been given a philosophy professor assigns letter grades on a test according to the given scheme.
We need to find the numerical limits for a b grade.
b: scores below the top 12 % and above the bottom 63 % which means scores between the 63th and 88th percentile.
Given that the scores on the test are normally distributed with a mean of 72 and a standard deviation of 8.1
μ = 72, σ = 8.1
z-score at the 63th percentile: 0.332
z-score at the 88th percentile: 1.175
The lower limit of a 'b' grade is:
0.332 = X - μ/σ
0.332 = (X - 72)/8.1
2.67 = X - 72
X = 74.67
X ≈ 75
The upper limit of a 'b' grade is:
1.175 = X - μ/σ
1.175 = (X - 72)/8.1
9.52 = X - 72
X = 81.52
X ≈ 81
Therefore, you get a 'b' if you have a grade between 75 and 81
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A newborn presents with swelling of soft tissue of the scalp which crosses the suture lines with bruising. You suspect:
Answers
Caput succedaneum refers to common benign edema that crosses cranial suture lines and midline that appears on an infant's scalp shortly after birth.
Caput succedaneum is swelling (edema) that affects a newborn's scalp. It most commonly occurs from pressure on the head as the baby moves through the birth canal during a prolonged or difficult vaginal delivery. In caput succedaneum (kuh-PUT sec-seh-DAY-knee-um), fluid builds underneath the scalp, causing swelling.
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The given question is incomplete, so i take similar question
What is swelling that crosses the suture lines on the newborn's head called?
LaTeX: \left(3x^2\:-\:1\right)+\left(3x^2\:-x^3\right)( 3 x 2 − 1 ) + ( 3 x 2 − x 3 )
Answers
Answer:
I wanted to simplify since u didn't specify what u wanted: -x^3 + 6x^2 -1
Step-by-step explanation:
I assume this is what you typed: (3x^2 - 1) + (3x^2 - x^3)
-x^3 + 6x^2 -1
Answer:
-x³+6x²-1
Step-by-step explanation: Hope it helps
What is the square root of 250,000
Answers
Answer:500
Step-by-step explanation:
√250000=500
Answer:
\( \sqrt{250000} \\ \sqrt{500} \times \sqrt{500 } \\ { \sqrt{500 } }^{2} \\ 500\)
500 is your answerHope it helps you ☺️☺️Thank you ☺️☺️
Frank has $50 cash and
wants to buy hats that each cost $15. The amount of money Frank has left, y, after buying × hats can be modeled by a linear function. What is a reasonable range for this function?
A {0, 1, 2, 3}
B {1, 2, 3, 4}
C {0, 15, 30, 45}
D {5,20, 35, 50}
Answers
Answer:
D- {5, 20, 35, 50} Hope this helps!
o((>ω< ))o
Consider the solid in the first octant which is within the cone z= √3 / x² + y² and between the spheres x2 + y² + 2 = 1 and x2 + y² + z2 = 16. This solid has a mass density given by the function f(x, y, z) = x2 + y2 +z. Setup a triple integral in spherical coordinates which gives the total mass of this solid. DO NOT EVALUATE THE INTEGRAL.
Answers
The total mass of the given solid in the first octant, we can set up a triple integral in spherical coordinates using the mass density function f(x, y, z) = x^2 + y^2 + z. The triple integral is∫∫∫ f(r, θ, φ) r^2 sinθ dr dθ dφ, where f(r, θ, φ) = r^2 sinθ
In spherical coordinates, we express points in three-dimensional space using radial distance (r), polar angle (θ), and azimuthal angle (φ). For the given solid, we need to determine the limits of integration for each variable.
The polar angle θ can vary from 0 to π/2, as we are considering the first octant. The azimuthal angle φ can range from 0 to π/2 since the solid is in the first octant.
For the radial distance r, we can determine the limits by considering the intersection of the given surfaces. The cone z = √\((3/(x^2 + y^2))\)intersects with the sphere \(x^2 + y^2 + z^2 = 16\)when z = √13. Therefore, the upper limit for r is √13, and the lower limit is the value at which the sphere x^2 + y^2 + 2 = 1 intersects with the cone, which can be found by substituting z = √\((3/(x^2 + y^2))\)into the equation of the sphere.
Once the limits are determined, we set up the triple integral in spherical coordinates as follows:
∫∫∫ f(r, θ, φ) r^2 sinθ dr dθ dφ, where f(r, θ, φ) = r^2 sinθ (representing the mass density) and the limits of integration for r, θ, and φ are determined as explained above.
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Suppose you are holding stock and there are three possible outcomes. The good state happens with 20% probability and 18% return. The neutral state happens with 55% probability and 9% return. The bad state happens with 25% probability and −5% return. What is the expected return? Please enter the answer as a percent with two decimal places for instance 55.55 for 55.55% Suppose you are holding a stock and there are three possible outcomes. The good state happens with 20% probability and 18% return. The neutral state happens with 55% probability and 9% return. The bad state happens with 25% probability and −5% return. What is the standard deviation of return? Please enter a number (not a percentage). Please convert all percentages to numbers before calculating, then type in the number. Now type in 4 decimal places. The answer will be small. Suppose you are holding a stock and there are three possible outcomes. The good state happens with 20% probability and 18% return. The neutral state happens with 55% probability and 9% return. The bad state happens with 25% probability and −5% return. What is the variance of return? Please enter a number (not a percentage). Please convert all percentages to numbers before calculating, then type in the number. Now type in 4 decimal places. The answer will be small.
Answers
The standard deviation of returns is 0.0665 when a person is holding stock and there are three possible outcomes.
To calculate the expected return, we multiply the probability of each state by its corresponding return and sum them up:
Expected return = (20% * 18%) + (55% * 9%) + (25% * -5%)
Expected return = 0.20 * 0.18 + 0.55 * 0.09 + 0.25 * (-0.05)
Expected return = 0.036 + 0.0495 - 0.0125
Expected return = 0.073
The expected return is 7.30%.
To calculate the standard deviation of returns, we need to find the variance first. The variance is calculated as the weighted sum of squared deviations from the expected return:
Variance = (20% * (18% - 7.30%)^2) + (55% * (9% - 7.30%)^2) + (25% * (-5% - 7.30%)^2)
Variance = 0.20 * (0.1077)^2 + 0.55 * (0.0177)^2 + 0.25 * (-0.123)^2
Variance = 0.00232 + 0.000173 + 0.001903
Variance = 0.004423
The standard deviation is the square root of the variance:
Standard deviation = √(0.004423)
Standard deviation = 0.0665
Therefore, the value obtained is 0.0665.
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Point M is the midpoint of line segment CD,
shown below.
What are the coordinates of point M?
C (6,10)
M
D (20, 18)
Answers
Answer:
M(13, 14)-------------------------
Each coordinate of the midpoint is the average of endpoints:
x = (6 + 20)/2 = 26/2 = 13y = (10 + 18)/2 = 28/2 = 14Therefore M is (13, 14).
Find the value of x and y
Answers
Answer:
x = 26, y = 120
Step-by-step explanation:
First we will find x.
We know that 3x-18 = 2x+8 because they are corresponding angles
Now we can solve for x
3x-18 = 2x+8 | subtract 2x from both sides
x-18 = 8 | add 18 to both sides
x = 26
Now we can find y. We know that 3x-18 and y are supplementary (add up to 180) since they are a linear pair (adjacent angles that form a line)
This means we can solve for y using the following :
3x-18 + y = 180 | substitute x for 26
3(26)-18 + y = 180 | simplify
60 + y = 180 | subtract 60 from both sides to isolate y
y = 120
- Kan Academy Advance
Suppose you have a certain amount of money in a savings account that earns compound monthly interest, and you want to calculate the amount that you will have after a specific number of months. The formula is as follows: f=p*(1 + i)^t f is the future value of the account after the specified time period. p is the present value of the account. i is the monthly interest rate. t is the number of months. Write a program that takes the account's present value, monthly interest rate, and the number of months that the money will be left in the account as three inputs from the user. The program should pass these values to a function that returns the future value of the account, after the specified number of months. the program should print the account's future value. SAMPLE RUN #2: python3 FutureValue.py None Show Highlighted Only Interactive Session Hide Invisibles Highlight: Enter current bank. balance: 35.72 Enter.interest rate:0 Enter the amount of time that passes: 100 35.7
Answers
Answer:
Step-by-step explanation:
Hi there! Just multiply by x and find the value of f=p. Good luck!
HELPPP PLEASE
Also I used line A as a place holder I don’t know if it’s right
Answers
Answer:
Line A is the right answer.
Answer:
a is right linear means straight line
Step-by-step explanation:
PLEASE HELP ME ASAP!!! ILL MARK BRIANLIEST AND GIVE EXTRA POINTS1. When writing a linear equation for a word problem, what are some things to keep in mind or some keywords to watch out for? What do those keywords mean/ why should you watch out for those things?
Answers
Answer:
Some keywords include "starting amount," you should look out for this because it will be the y-intercept for the equation. Another keyword may be "daily" or "monthly" or "yearly," which would be the coefficient of x, or the amount that y increases with an increase of 1 in x.
pls mark brainliest :)
does this form a right triangle 8,10,6
Answers
Answer:
Yes, it does. We can check by using the Pythagorean theorem (P.t.).
P.t.: a^2 + b^2 = c^2
a = 6, b = 8, c = 10
6^2 + 8^2 = 10^2
36 + 64 = 100
100 = 100
Brainliest, please!
Answer:
Step by step answer.
Yes
a^2 + b^2 = c^2
8^2 + 6^2 = 10^2
64 + 36 = 100
100 = 100
The Pythagorean Theorem works. C is always assumed to be the hypotenuse because it is the longest line It's position does not matter. If you did the problem like this
6^2 + 10^2 = 8^2
Of course this would not work, but it would also disobey the convention that c is the longest side.
how to find the maximum height of a quadratic equation
Answers
the maximum height of a quadratic equation can be find Use the formula: x = -b / (2a) then Substitute the value of x back into the quadratic equation to find the corresponding maximum height.
To find the maximum height of a quadratic equation, you need to determine the vertex of the parabolic curve. The vertex represents the highest or lowest point of the quadratic function, depending on whether it opens upward or downward.
A quadratic equation is generally written in the form of y = ax² + bx + c, where "a," "b," and "c" are coefficients.
The x-coordinate of the vertex can be found using the formula: x = -b / (2a). This formula gives you the line of symmetry of the parabola.
Once you have the x-coordinate of the vertex, substitute it back into the original equation to find the corresponding y-coordinate.
The resulting y-coordinate represents the maximum height (if the parabola opens downward) or the minimum height (if the parabola opens upward) of the quadratic equation.
Here's an example:
Consider the quadratic equation y = 2x² - 4x + 3.
1. Identify the coefficients:
a = 2
b = -4
c = 3
2. Find the x-coordinate of the vertex:
x = -(-4) / (2 * 2) = 4 / 4 = 1
3. Substitute x = 1 back into the equation to find the y-coordinate:
y = 2(1)² - 4(1) + 3 = 2 - 4 + 3 = 1
Therefore, the maximum height of the quadratic equation y = 2x² - 4x + 3 is 1.
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The maximum height of a quadratic equation can be found by determining the vertex of the parabolic shape represented by the equation. The x-coordinate of the vertex can be found using the formula x = -b / (2a), and the corresponding y-coordinate represents the maximum height.
To find the maximum height of a quadratic equation, we need to determine the vertex of the parabolic shape represented by the equation. The vertex is the point where the parabola reaches its highest or lowest point.
The general form of a quadratic equation is ax^2 + bx + c, where a, b, and c are constants. To find the x-coordinate of the vertex, we can use the formula x = -b / (2a).
Once we have the x-coordinate, we can substitute it back into the equation to find the corresponding y-coordinate, which represents the maximum or minimum height of the quadratic equation.
Let's take an example to illustrate this process:
Suppose we have the quadratic equation y = 2x^2 + 3x + 1. To find the maximum height, we first need to find the x-coordinate of the vertex.
Using the formula x = -b / (2a), we can substitute the values from our equation: x = -(3) / (2 * 2) = -3/4.
Now, we substitute this x-coordinate back into the equation to find the y-coordinate: y = 2(-3/4)^2 + 3(-3/4) + 1 = 2(9/16) - 9/4 + 1 = 9/8 - 9/4 + 1 = 9/8 - 18/8 + 8/8 = -1/8.
Therefore, the maximum height of the quadratic equation y = 2x^2 + 3x + 1 is -1/8.
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A point is a physical measurement approximately equal to 1/16th of an inch. Group of answer choices False True
Answers
PLS HELP ME WITH THIS ASAPP
Answers
The value of the function f(x) at x = 1.477.
f(1.477) = 32.857
The value of the function g(x) at x = 20.
g(20) = 1.729
We have,
Two functions:
f(x) = b^x
g(x) = log_b(x)
Now,
From the table,
f(0.699) = b^0.699 = 5
Taking the logarithm of both sides with base b.
log_b(5) = 0.699
b = 5^(1/0.699)
b = 8.343
Now, we can find the value of f(1.477).
f(1.477) = b^1.477 = 8.343^1.477 = 32.857
Similarly, we can find the value of g(20).
g(20) = log_b(20) = log_8.343(20) = 1.729
Thus,
The value of the function f(x) at x = 1.477.
f(1.477) = 32.857
The value of the function g(x) at x = 20.
g(20) = 1.729
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Select the graph of f(x) = −0.5|x + 2| − 1.
Answers
The Graph line either by using the table or by using the equation f(x) = -0.5x + 3.
1)f(x) = -0.5x + 3, is the equation of the form y = mx + b
2) y = mx + b is slope-intercept equation of a line where the slope is m and the y-intercept is b, so, f(x) = - 0.5x + b has slope m = -0.5 and y-intercept b = 3.
3) To graph f(x) = -0.5x + 3, follow these steps:
draw two perpedicular axis: vertical axis, labeled y, and horizontal axis, labeled x.
draw marks on each axis, each mark equivalent to one unit.
the intersection point of the vertical and horizontal axis is the origin, i.e. point (0,0).
you can make a table with two or more points:
x f(x) = - 0.5x + 3
-2 4
0 3
2 2
4 1
6 0
4) You can see the graph in the figure attached, and select any of the points on the line either by using the table or by using the equation f(x) = -0.5x + 3.
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Jalal weighs twice as much as Meena. Meena's weight is 60% of Bahar's weight. Dolly weighs 50% of Laila's weight. Laila weighs 19% of Jalal's weight. Who among these 5 persons weighs the least
Answers
Dolly weighs the least among Jalal, Meena, Bahar, Dolly, and Laila. This is based on the given information regarding their relative weights.
To determine this, let's analyze the given information. We know that Meena's weight is 60% of Bahar's weight, which implies that Bahar weighs more than Meena. Additionally, Laila's weight is 19% of Jalal's weight, indicating that Jalal weighs significantly more than Laila.
Since Jalal weighs twice as much as Meena, it means that Jalal's weight is even greater than Bahar's weight. Considering these relationships, Dolly's weight, which is 50% of Laila's weight, is the smallest among the mentioned individuals.
In conclusion, based on the given information, Dolly weighs the least among Jalal, Meena, Bahar, Dolly, and Laila.
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The linear functions f(x) and g(x) are represented on the graph, where g(x) is a transformation of f(x): A graph with two linear functions; f of x passes through 1, 3 and 3, 13, and g of x passes through negative 1, 3 and 1, 13.
Part A: Describe two types of transformations that can be used to transform f(x) to g(x).
Part B: Solve for k in each type of transformation.
Part C: Write an equation for each type of transformation that can be used to transform f(x) to g(x).
Answers
The solution for the question is give n as
A: the obvious transformation is 16 points upward
B: k=16
C: g(x) = f(x)+k = f(x)+16
This is further explained below.
What is transformation?Generally, There are four distinct techniques to alter the form and/or location of a point, line, or geometric figure, and they are all included under the umbrella term "transformation." We refer to the object's pre-transformation shape as the "Pre-Image," while its post-transformation form, or "Image," describes its new form and location.
In conclusion,
A: the obvious transformation is 16 points upward B: k=16 C: g(x) = f(x)+k = f(x)+Read more about transformation
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Can u help me with these plss
Answers
Answer: 40BC and 766AD
Step-by-step explanation:
Which graph represents the linear equation y = −5x − 3?
a graph of a line that passes through the points negative 4 comma 0 and 0 comma negative 3
a graph of a line that passes through the points negative 1 comma 2 and 0 comma negative 3
a graph of a line that passes through the points negative 1 comma 0 and 0 comma negative 5
a graph of a line that passes through the points negative 1 comma 4 and 0 comma negative 2
Answers
Answer: a graph of a line that passes through the points negative 1 comma 2 and 0 comma negative 3.
Step-by-step explanation: the y-intercept is where the line meets the y line which in this case is -3. I used slope formula to find the m of the equation ( slope ) take a look at the attached image to see how I solved it.
Answer:
a graph of a line that passes through the points negative 1 comma 2 and 0 comma negative 3.
Step-by-step explanation:
The average August temperatures (y) and geographic latitudes (x) of 12 cities in the United States were studied. The regression equation for these data is Temperature 90.4 -1.23*(latitude) What is the slope of the line? Interpret the slope The latitude changes by 90.4 for every change of temperature The temperature changes by 1.23 for every change of one latitude A one degree increase of temperature is a 1.23 drop in latitude O To get 90.4 more degrees of temperature you must climb one degree of latitude If you climb 90.4 degrees of latitude you will get an increase of one degree in temperature O An increase of one latitude is a 1.23 drop in temperature Estimate the mean August temperature for a city with latitude of 22. Use 2 decimal places San Francisco has a latitude of 39. What would you predict for the mean August temperature of San Francisco? Use 2 decimal places Given that the mean August temperature in San Francisco is actually 69 calculate the residual (prediction error) for San Francisco It should be observed minus predicted. If you do it wrong your answer have the positive and negative switched Use 2 decimal places The latitude at the equator is 0. Estimate the average August temperature at the equator. Use 1 decimal place
Answers
In the given regression equation, the slope of the line is - 1.23.
Regression equation:
in statistics, regression equation means the mathematical expression of the relationship between a dependent variable and one or more independent variables that results from conducting a regression analysis.
Given,
The average August temperatures (y) and geographic latitudes (x) of 12 cities in the United States were studied. The regression equation for these data is Temperature 90.4 -1.23*(latitude)
Here we need to the slope of the line.
While we looking into the given regression equation,
Temperature = 90.4 - 1.23x(latitude)
While we compare this one with the general slope of the line equation,
y = mx + c
where m refers the slope of the line.
Then we get the value of slope as -1.23.
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For what real values of does the quadratic 12x^2+k*x+27=0 have nonreal roots
Answers
Step-by-step explanation:
Discriminant : k² - 4(12)(27) < 0
So k² - 1296 < 0, -36 < k < 36.
Answer:
If a quadratic has nonreal roots, then the discriminant . b^2 - 4ac
Plug in the values for b, a, and c into this equation to get . k^2-4 *12*27 < 0
Rearrange to get . k^2 < *12*27
Now factorize 4*12*27 and solve to get - 36 < k<26
Step-by-step explanation:
hope this help
pick ne as the brainliest
In a class of 19 students, 12 are female and 13 have an A in the class. There are 4 students who are male and do not have an A in the class. What is the probability that a student chosen randomly from the class does not have an A?
Answers
Answer:
6/19
Step-by-step explanation:
hope this helps, can you please mark me as brainiest? it'll appreciate a lot.
19 - 13 = 6
We also know that there are 4 students who are male and do not have an A in the class. Therefore, the number of students who do not have an A and are not male is:
6 - 4 = 2
So, the probability that a student chosen randomly from the class does not have an A is:
2/19
Therefore, the probability that a student chosen randomly from the class does not have an A is 2/19.
What is the answer 3.9cm=___mm
Answers
Answer:
3.9cm= 39mm
Multiply 3.9 by 10 to convert cm into mm.