Answer:
.5
Step-by-step explanation:
sin30 = 0.5 when multiplied by 1 it stays the same
Ana works 25 hours a week at the library. If she is paid $10 an hour, and her net salary each week is $212.50, what percent of her salary is withheld for taxes?
Approximately 17.65% of Ana's salary is withheld for taxes.
To calculate the percentage of Ana's salary that is withheld for taxes, we need to determine the amount of tax withheld and then express it as a percentage of her net salary.
Number of hours worked per week (H) = 25 hours
Hourly wage (W) = $10
Net salary (S) = $212.50
Calculate the total earnings before taxes:
Total earnings = Hours worked * Hourly wage
Total earnings = 25 hours * $10/hour
Total earnings = $250
Determine the amount of tax withheld:
Tax withheld = Total earnings - Net salary
Tax withheld = $250 - $212.50
Tax withheld = $37.50
Calculate the percentage of salary withheld for taxes:
Percentage withheld = (Tax withheld / Net salary) * 100
Percentage withheld = ($37.50 / $212.50) * 100
Percentage withheld ≈ 17.65%
Therefore, approximately 17.65% of Ana's salary is withheld for taxes.
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Using lexicographic ordering of 5-tuples, select the two inequalities that are both correct. a. (3,1,10,17,2)<(3,1,10,20,1) (5,1,10,17,2)<(5,0,101,2,2) b. (3,1,10,17,2)>(3,1,10,20,1) (5,1,10,17,2)<(5,0,101,2,2) c. (3,1,10,17,2)<(3,1,10,20,1)
(5,1,10,17,2)>(5,0,101,2,2) d. (3,1,10,17,2)>(3,1,10,20,1) (5,1,10,17,2)>(5,0,101,2,2)
Using the lexicographic ordering 5 tuples we get that option b and d is correct.
The lexicographic ordering of 5-tuples means that we compare the elements of each tuple from left to right, and as soon as we find a pair of elements that differ, we say that the tuple with the smaller element is less than the other tuple.
Using this ordering, we can compare the given tuples as follows:
a. (3,1,10,17,2) < (3,1,10,20,1) is true because the fifth element of the first tuple (2) is smaller than the fifth element of the second tuple (1).
(5,1,10,17,2) < (5,0,101,2,2) is false because the second element of the first tuple (1) is greater than the second element of the second tuple (0).
Therefore, option (a) is not correct.
b. (3,1,10,17,2) > (3,1,10,20,1) is false because the fifth element of the first tuple (2) is smaller than the fifth element of the second tuple (1).
(5,1,10,17,2) < (5,0,101,2,2) is true because the second element of the first tuple (1) is smaller than the second element of the second tuple (0).
Therefore, option (b) is correct.
c. (3,1,10,17,2) < (3,1,10,20,1) is true because the fifth element of the first tuple (2) is smaller than the fifth element of the second tuple (1).
(5,1,10,17,2) > (5,0,101,2,2) is true because the second element of the first tuple (1) is greater than the second element of the second tuple (0).
Therefore, option (c) is not correct.
d. (3,1,10,17,2) > (3,1,10,20,1) is false because the fifth element of the first tuple (2) is smaller than the fifth element of the second tuple (1).
(5,1,10,17,2) > (5,0,101,2,2) is true because the second element of the first tuple (1) is greater than the second element of the second tuple (0).
Therefore, option (d) is correct.
So the correct answer is (b) and (d).
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a researcher computes a 90% confidence interval for the mean weight (in lbs) of widgets produced in a factory. the interval is (7.2, 8.9). which of these is a correct interpretation of this interval?
(A) There's a 90% chance the population value is between 7.2 and 8.9 oz.
What is confidence interval?You should know that In frequentist statistics, a confidence interval (CI) is a range of estimates for an unknown parameter. A confidence interval is computed at a designated confidence level; the 95% confidence level is most common, but other levels, such as 90% or 99%, are sometimes used
The confidence interval is the probability that the population value would fall within a range of values for a number of times. The confidence interval are calculated by adding and subtracting the margin of error to/from the mean.
A 90% confidence interval of (7.2, 8.9) means that their is a 90% confidence or chance that the population value is between 7.2 and 8.9 oz
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Select the correct answer.
Which is the minimum or maximum value of the given function?
Answer:
C
Step-by-step explanation:
Line does not go over 1 on the y-axis
Harold takes his dog to a veterinarian ever year for a check-up. Last year, the difference in the dog’s weight from the year before was −2 pounds. This year, the difference in its weight from last year is 3 pounds. What is the difference in the dog’s weight from 2 years ago?
Answer: 1 pound
Step-by-step explanation:
-2 + 3 = 1
How much would Software E cost you in the long run?
Explain in simple terms too please
The Software E costs in the long term is $10,500
What is cost sharing?Cost sharing is a term used to describe a situation in which two or more parties agree to share the cost of a particular expense or project. In other words, it refers to a joint financial contribution made by multiple parties towards a common goal.
Software E purchased in $6,000. If person will be satisfied then he will purchase it for long term, so the satisfaction rate is 75% of original cost.
Then, the Software E costs in the long term = $6,000 + ($6,000× 75%)
\(=6,000 + (6,000 * \frac{75}{100} )\)
\(=6,000 + (60 * 75 )\)
\(=6,000 + 4500\\= 10,500\)
Therefore, the Software E costs in the long term is $10,500
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The residual plot shows the residuals for the day of the month and the amount in Kali’s checking account. Which statement best assesses the linearity of the relationship between the day of the month and account balance if the scatterplot appears to be reasonably linear?
A) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
B) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
C) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
D) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
The best assessment of the linearity of the relationship between the day of the month and account balance would be "Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month."The correct answer is option C.
When assessing linearity, it is important to examine both the scatterplot and the residual plot. The scatterplot is used to visualize the relationship between the variables, while the residual plot helps us assess the appropriateness of a linear model by examining the pattern of the residuals (the differences between observed and predicted values).
If the scatterplot appears reasonably linear, it suggests that there is a linear relationship between the variables. In this case, since the scatterplot appears linear, it supports the use of a linear model to predict the account balance based on the day of the month.
Furthermore, the residual plot is used to check for any patterns or systematic deviations from the line of best fit. If the residual plot exhibits no obvious pattern and the residuals appear randomly distributed around zero, it indicates that the linear model captures the relationship adequately.
Therefore, if the residual plot shows no obvious pattern, it provides further evidence in favor of using the line of best fit to predict the account balance based on the day of the month.
In conclusion, when the scatterplot appears linear and the residual plot shows no obvious pattern, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
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Answer:
person above
Step-by-step explanation:
the obvious
Determine whether the following arguments are best interpreted as being inductive or deductive. Also state the criteria you use in reaching your decision (i.e., the presence of indicator words, the nature of the inferential link between premises and conclusion, or the character or form of argumentation).
Ordinary things that we encounter every day are electrically neutral. Therefore, since negatively charged electrons are a part of everything, positively charged particles must also exist in all matter.
(James E. Brady and Gerard E. Humiston, General Chemistry)
The argument in the given statement is a deductive argument. The criteria for this interpretation is the form of argumentation, specifically the inferential link between the premises and conclusion.
In a deductive argument, the conclusion logically follows from the premises and, if the premises are true, then the conclusion must be true as well. In other words, the conclusion is necessarily entailed by the premises. In a deductive argument, the conclusion is not just supported by the premises, but it can be derived from them with certainty.
The argument "Ordinary things that we encounter every day are electrically neutral. Therefore, since negatively charged electrons are a part of everything, positively charged particles must also exist in all matter" is an example of a deductive argument because it follows the pattern of deductive reasoning.
The first premise, "Ordinary things that we encounter every day are electrically neutral," provides evidence for the conclusion, "positively charged particles must also exist in all matter." The conclusion is logically entailed by the premises, and if the premises are true, then the conclusion must be true as well.
In this argument, the use of the word "therefore" signals the relationship between the premises and the conclusion. The word "therefore" indicates that the conclusion is a logical consequence of the premises, which supports the interpretation of this argument as a deductive argument.
In conclusion, based on the form of argumentation and the inferential link between the premises and the conclusion, this argument is best interpreted as a deductive argument.
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Olivia does chores every Saturday morning. She spends 1/3 of her time cleaning her room. Of the remaining 2/3 of her time, she spends 6/7 of it cleaning the kitchen. How much of Olivia's total time does she spend cleaning the kitchen?]
Answer:
she spends 9 hours
Step-by-step explanation:
318÷53 with a remainder
Answer:
6
Step-by-step explanation:
318 / 53 = 6
the remainder is 0
The dimensions of a miniature model are proportional to the dimensional of the actual building
Answer:
The model and the actual building would be similar
Step-by-step explanation:
Which of the following is the value of sine Superscript negative 1 Baseline (StartFraction StartRoot 2 EndRoot Over 2 EndFraction)?
The value of sine Superscript negative 1 Baseline (StartFraction StartRoot 2 EndRoot Over 2 EndFraction) is π/4 radians or 45 degrees.
The value of sine Superscript negative 1 Baseline (StartFraction StartRoot 2 EndRoot Over 2 EndFraction) is π/4 radians or 45 degrees.What is inverse sine?
The inverse sine function or arc sine function is the inverse function of the sine function. It is defined as follows:If y = sin x, then x = sin-1 y, where x is the angle whose sine is y.
The range of the inverse sine function is from -π/2 to π/2 radians or from -90 to 90 degrees. It is denoted by sin-1 or arcsin.What is the value of sine Superscript negative 1 Baseline (StartFraction StartRoot 2 EndRoot Over 2 EndFraction)?
Given that the value of sine Superscript negative 1 Baseline (StartFraction StartRoot 2 EndRoot Over 2 EndFraction) is to be determined.
Using the formula, sin θ = opposite side/hypotenuse= (StartRoot 2) / 2= 0.707The angle whose sine is 0.707 can be found using a calculator or a unit circle.
The inverse sine of 0.707 is π/4 radians or 45 degrees.
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The reciprocal of the divisor is 4 3 Rewrite the division problem as multiplication ,What is the quotient?
Answer:
Rewrite the division problem as -9/2 (4,3)
the quotient: -6
Step-by-step explanation:
PLS HELP ME !!!!!!!!
Answer:
heliocentric = sun is center
geocentric = earth is center
Answer:
Heliocentric Theory goes with 2.
Geocentric Theory goes with 1.
Step-by-step explanation:
The Heliocentric theory is the theory that the Sun is the center of the solar system. Hence, the prefix "helio" which means "relating to the sun"
The Geocentric theory is the theory that the earth is the center of the solar system. Hence, the prefix "geo" which means earth.
A good way to remember which is which is to remember the prefixes.
(3, 4, 5, ...} is finite or infinite
The given set is (3, 4, 5, ...} is infinite set.
A set with an infinite number of elements is one that cannot be numbered. A set that has no last element is said to be endless. A set that can be put into a one-to-one correspondence with a suitable subset of itself is said to be infinite. No issue with the in-class assignment.
The stars in the clear night sky, water droplets, and the billions of cells in the human body are just a few examples of endless sets of objects that surround us. A set of natural numbers, however, serves as the best illustration of an infinite set in mathematics. There is no limit to the amount of natural numbers.
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brainliest to best and correct answer please help
I need this in 2 mins plz hurry to get brainly
Answer:
There’s no question????????
Step-by-step explanation:
ASAP NEDDDD HELPPPPPP
By translation, the image of the triangle X is equivalent to the triangle E.
How to determine the image of a figure by rigid transformations
Herein we find the representation of a triangle, whose vertices are described below:
A(x, y) = (5, 5), B(x, y) = (5, 6), C(x, y) = (7, 5)
Whose image must be determined by a rigid transformation known as translation:
P'(x, y) = P(x, y) + T(x, y)
Where:
P(x, y) - Original point.P'(x, y) - Image of the point.T(x, y) - Translation vector.Now we proceed to determine the images of the vertices of the triangle:
A'(x, y) = (5, 5) + (4, - 3)
A'(x, y) = (9, 2)
B'(x, y) = (5, 6) + (4, - 3)
B'(x, y) = (9, 3)
C'(x, y) = (7, 5) + (4, - 3)
C'(x, y) = (11, 2)
Therefore, the triangle E is the image of the triangle X.
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Determine the x- and y- intercepts for the graph defined by the given equation.
y = x + 8
a.
x-intercept is (0, 8)
y-intercept is ( -8, 0)
c.
x-intercept is ( -8, 0)
y-intercept is (0, 8)
b.
x-intercept is (0, -8)
y-intercept is ( 8, 0)
d.
x-intercept is ( 8, 0)
y-intercept is (0, -8)
Please select the best answer from the choices provided
Answer:
c
Step-by-step explanation:
To find the x-intercept, we set y to 0 and solve for x:
0 = x + 8
x = -8
Therefore, the x-intercept is -8.
To find the y-intercept, we set x to 0 and solve for y:
y = 0 + 8
y = 8
Therefore, the y-intercept is 8.
Hopes this helps
I dont get this question equation
y=0.5 (6) - 4
I know that 0.5 is equivalent to 1/2 but I just don’t get this question
Answer
\(\pink\sf{y=-1}\)
Step-by-step explanation
I'm assuming that this exercise is asking us to simplify the equation \(\sf{y=0.5(6)-4}\).
We know that 0.5 (6) means 0.5 multiplied by 6. That is the same as 6 divided by 2, which is 3:
\(\sf{y=3-4}\)
And now we just simplify the last part:
\(\sf{y=-1}\)
∴ answer: y = -1
All's chocolate bar is 34% cocoa. If the weight of the chocolate bar is 98 grams, how many grams of cocoa does it contain? Round your answer to the near tenth.
Answer:
33.3 grams
Step-by-step explanation:
(98x34)/100 =
What is the value of S4 for
0 554
O
64
O
(J1
14
O 516
05/0
O
56
n-1
24 (1)
n=1
?
Answer: It's not entirely clear what is being asked for in the given question, as it is not clear what the numbers represent or what operation is being performed. If you could provide more information or context, I would be happy to try and help you.
Step-by-step explanation:
What is the descriminant of 3x^2-10x=-2
Answer:
The discriminant of 3x^2-10x=-2 is 76
Step-by-step explanation:
3x^2-10x+2=0
Where a = 3, b = -10, and c = 2
The discriminant of 3x^2-10x=-2 is 76
Answer: 76
Hope this helps.
Determine the area of the circle. Leave the answer in terms of pi. With the radius of 16in.
Answer:
Characteristics of "place" include things like economic activity, architecture, and culture, all of which are human elements that alter or can be influenced by the environment.
help quick hurry pls due in 10 MIN 10 points
LOOK AT THE PHOTO. IF YOU DON'T KNOW THE ANSWER DONT ANSWER DONT SPAM. Tyrone received the same score on each hand in a card game. His score on each hand was -18 He played 6 hands What was Tyrone's final score? Enter your answer in the box.
Answer:
Think it is 1111
Step-by-step explanation:
Answer:
-108
Step-by-step explanation:
The diameter of a circle is 8 centimeters. What is the circle's circumference?
Answer:
25.13 centimeters
Step-by-step explanation:
Identify the vertex of the parabola ?
Step-by-step explanation:
second one
explanation: trust me bro
Determine the point of intersection of the following pairs of lines 2x-3y-4=13 and 5x=-2y+25
The point of intersection of the two lines is (109/19, 61/19).
What is Linear equation ?
Linear equation can be defined as equation in which highest degree is one.
To determine the point of intersection of the following pairs of lines:
2x - 3y - 4 = 13
5x = -2y + 25
We need to find the values of x and y that satisfy both equations simultaneously. We can solve for one variable in terms of the other in one of the equations and substitute it into the other equation. Let's solve for y in the first equation:
2x - 3y - 4 = 13
-3y = 13 - 2x + 4
-3y = 17 - 2x
y = (2/3)x - (17/3)
Now we can substitute this expression for y into the second equation:
5x = -2y + 25
5x = -2((2/3)x - (17/3)) + 25
5x = (-4/3)x + 34/3 + 25
5x = (-4/3)x + 109/3
(19/3)x = 109/3
x = 109/3 * 3/19
x = 109/19
Now that we know x, we can substitute it back into either equation to find y. Let's use the equation we found for y earlier:
y = (2/3)x - (17/3)
y = (2/3)(109/19) - (17/3)
y = 61/19
Therefore, the point of intersection of the two lines is (109/19, 61/19).
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can someone explain this? i’m super confused
Answer:
Co-interior angles adds to 180
54+75=129
180-129=51
? Is 51 degrees
Hope this helps!
Answer:
51
Step-by-step explanation:
/_xwv =54
/_vxw = 75
if xwv = 54 then xyv = 54
and if vxw= 75 then xvy = 75
so vxy = 180-(75+54)
= 51
Some students are making muffins for a fundraiser. They have already made 80 muffins
and they can make 30 muffins in an hour. How many additional hours would they spend
to make 380 muffins?
Answer:
10 hours
Step-by-step explanation:
380 - 80 = 300
30 : 1 = 300 : x
x = 300 / 30
x = 10