Answer:
34.3%
Step-by-step explanation:
I need help guys. I don't understand this. I tried to work this out but what i got didn't have an option for it. Can you leave all the notes. Anybody????????????
Answer:
7.5 i belive
Step-by-step explanation:
area= lenghthx width thats the formula 3mm converted is 3 cm 3cmx2.5=7.5
There is exactly 1 pair of parallel sides in the
following shape.
10
What is the area of the shape?
units
The area of the trapezoid shown in the diagram is 68 unit²
What is a Trapezoid
A trapezoid is a quadrilateral (has four sides and four angles) that has a pair of parallel sides. The area (A) is given by:
A = (1/2)*(a + b) * h
Where a and b are the length of the parallel sides and h is the height.
Hence:
A = (1/2) * (10 + 7) * 8 = 68 unit²
The area of the trapezoid shown in the diagram is 68 unit²
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We are interested in determining the percent of American adults who believe in the existence of angels. An appropriate confidence interval would be:
a. A confidence interval for a population proportion b. A confidence interval for a population mean using t c. A confidence interval for the variance using a chi-squared. d. A confidence interval for a population mean using z
The appropriate confidence interval for determining the percent of American adults who believe in the existence of angels would be a confidence interval for a population proportion. This is because we are interested in the proportion or percentage of American adults who hold a particular belief.
A confidence interval is a range of values that we can be reasonably sure contains the true population parameter. In this case, we want to estimate the proportion of American adults who believe in angels and we can use statistical methods to estimate this parameter.
A confidence interval for a population proportion is typically calculated using the sample proportion and the sample size. The margin of error is also taken into consideration when calculating the interval. This type of interval would allow us to estimate the proportion of American adults.
It is important to note that the confidence interval only gives us an estimate of the population parameter and not an exact value. The confidence level indicates how confident we can be that the true population parameter falls within the interval.
In conclusion, to determine the percent of American adults who believe in the existence of angels, an appropriate confidence interval would be a confidence interval for a population proportion. This would provide us with an estimate of the proportion with a certain level of confidence.
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What is the Next number in this series 7 11 19 35?
Answer:
67
Step-by-step explanation:
we have a gap between 1st and 2nd terms of 4. a gap between 2nd and 3rd of 8. 16 for next gap. the gap doubles every time.
so we expect gap between 4th and 5th terms to be 2 X 16 = 32.
35 + 32 = 67. that is the next number in the sequence.
T/F if a nevada real estate licensee who is the subject of a complaint receives notice of a hearing, they must file an answer to the charges within
Upon receiving notice of a hearing, a Nevada real estate licensee who is the subject of the complaint is required to file an answer denying the allegations made.
Within the real estate division, there is a five-member panel known as the Nevada Real Estate Commission. Within 30 days of receiving the complaint, licensees must submit an answer to it. The licensee must either admit the allegations are accurate or dispute them in their response. If the license holder disputes the allegations, they must provide the rationale for doing so. If the licensee doesn't provide an answer, they will automatically be found guilty of the allegations and subject to commission reprimand.
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Write by what rule you know the triangles are congruent, or write CNBD for "Cannot be determined." Segments and angles are congruent only if marked congruent.
Answer:
Can not be determined
Step-by-step explanation:
Graph the following equations on graphing paper or your calculator to solve the
system of equations.
Which ordered pair is the best estimate for the solution to the system?
A. (-2, 1)
B. (-2.5, 0)
C. (0, 2)
D. (0, 5)
In linear equation, the solution of equations is ( -2 , 1)
What in mathematics is a linear equation?
A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept.
Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.
y = 2x + 5
y = 1/2x + 2
the solution of equations is ( -2 , 1)
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The function g is defined by g(x)= 5/x −bx^2+1, where b is a constant. Find b, if the graph of g passes through the point (−2,10).
Answer:
b = -2.875
Step-by-step explanation:
You want the value of b such that (-2, 10) is a point on the graph of g(x)= 5/x −bx²+1.
UnknownFill in the given values and solve for b.
g(-2) = 10
5/(-2) -b(-2)² +1 = 10
-2.5 -4b +1 = 10
-4b = 11.5
b = -11.5/4
b = -2.875
What is the angle between the vectors − 2i 3j k and i 2j − 4k?
The angle between the vectors can be found using the dot product. The formula is θ= |A| =√(x12 + y12 + z12) The angle between the vectors -2i + 3j + k and i + 2j - 4k is approximately 137.8 degrees.
v1 • v2 = (-2i + 3j + k) • (i + 2j - 4k)
= -2 - 6 + 1 = -7
|v1| = \(\sqrt{((-2)^2 + 3^2 + 1^2)}\)
=\(\sqrt{(4 + 9 + 1)}\)
=\(\sqrt{14}\)
|v2| = \(\sqrt{((1)^2 + 2^2 + (-4)^2)}\)
= \(\sqrt{(1 + 4 + 16) }\)
= (\(\sqrt{21}\)
θ= |A| (-7/\(\sqrt{14}\)\(\sqrt{21}\))
= |A| (-7/21*14)
= |A|(-7/294)
= 137.8 degrees
The angle between two vectors can be found using the dot product formula. This formula isθ= |A| =√(x12 + y12 + z12). In the case of the vectors -2i + 3j + k and i + 2j - 4k, this formula can be used to find the angle between them. The dot product of the two vectors is -2 - 6 + 1 = -7. The magnitude of the first vector, |v1|, can be found using the Pythagorean theorem, which is
\(\sqrt{((-2)^2 + 3^2 + 1^2)}\)
= \(\sqrt{(4 + 9 + 1)}\)
= \(\sqrt{14}\).
The magnitude of the second vector, |v2|, can be found using the Pythagorean theorem, which is
\(\sqrt{((1)^2 + 2^2 + (-4)^2)}\)
= \(\sqrt{(1 + 4 + 16)}\)
= \(\sqrt{21}\)
Once the dot product and magnitudes are known, the angle between the two vectors can be found using the formula .Therefore, the angle between the two vectors is approximately 137.8 degrees.
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a test worth 100 points has 14 questions. short-answer questions are worth 5 points and essay questions are worth 15 points. how many short-answer questions are on the test? how many essay questioons are on the test?
There are 11 questions worth 5 points and 3 questions worth 15 points.
What is the equation?An equation is a mathematical statement composed of two expressions joined by an equal sign. An equation is 3x - 5 = 16. By solving this equation, we obtain the value of the variable x as x = 7.To find the correct number of questions:
Let, 5-point questions are x and 15 marks questions are y.
So, x + y = 14. ...(1)The total points are 100 so the other equation will be:
5x + 15y = 100 ...(2)Now, multiply equation (1) by 5 and then subtract it by equation (2) as follows:
Therefore, there are 11 questions worth 5 points and 3 questions worth 15 points.
5 (x + y = 14) ⇒ 5x + 5y = 70Now,
5x + 5y - 70 - 5x - 15y + 10010y = 30y = 3So, questions worth 15 marks are 3 then, and questions worth 5 marks will be 14 - 3 that is 11.
Therefore, there are 11 questions worth 5 points and 3 questions worth 15 points.
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Classify the angle pair as corresponding, alternate interior, alternate exterior, or consecutive interior angles. Then, select the transversal that connects them.
∠1 and ∠14
corresponding
alternate interior
alternate exterior
consecutive interior angles
p
q
r
s
The identification of the missing angles and their congruency names are;
a. ∠4 and ∠7 = Consecutive interior
b. ∠2 and ∠11 = alternate exterior angles
c. ∠12 and ∠16 = corresponding angles
d. ∠8 and ∠13 = alternate interior angles
e. ∠11 and ∠15 = corresponding angles
f. ∠7 and∠10 = none
g. ∠1 and ∠14 = alternate exterior angles
h. ∠12 and ∠15 = Consecutive interior
i. ∠6 and ∠7 = none
j. ∠1 and ∠3 = corresponding angles
k. ∠12 and ∠16 = corresponding angles
l. ∠6 and ∠15 = alternate exterior angles
m. ∠5 and ∠10 = alternate interior angles
n. ∠8 and ∠14 = corresponding angles
How to classify congruent angles?Corresponding angles are defined as the angles which are formed in corresponding corners with the transversal in a case where two parallel lines are intersected by any other line.
Alternate interior angles are defined as the angles formed when a transversal intersects two coplanar lines.
Alternate exterior angles are defined as the pair of angles that are formed on the outer side of the parallel lines but on the opposite side of the transversal.
Therefore, the angles given can be classified similarly using the image as:
a. <4 and <7 are Consecutive interior angles
b. <2 and <11 are alternate exterior angles
c. <12 and <16 are corresponding angles
d. <8 and <13 are alternate interior angles
e. <11 and <15 are corresponding angles
f. <7 and <10 are none
g. <1 and <14 are alternate exterior angles
h. <12 and <15 are Consecutive interior
i. < 6 and <7 are none
j. <1 and <3 are corresponding angles
k. <12 and <16 are corresponding angles
l. <6 and <15 are alternate exterior angles
m. <5 and <10 are alternate interior angles
n. <8 and <14 are corresponding angles
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Can someone please help me with these math problems please!
Answer:
Step-by-step explanation:
Please help hurry!!!
Answer:
6c² + 2c + 1
Step-by-step explanation:
4 + 4c + 3c² - 2c + 3c² - 3Rearrange the experresion.
4 - 3 + 4c - 2c + 3c² + 3c²Combine like terms.
1 + 2c + 6c²Use the commutative property to reorder the terms.
6c² + 2c + 1The first month that a company was
in business, they had a loss of $3,500.
Explain what must happen next month for
the company to break even.
Answer:
they need to double the amount they lost so it would be $7000
Step-by-step explanation:
take the 3500 and multiply by 2
what is the sample size for rolling two 6-sided dice
The sample size for rolling two 6-sided dice is 36.
When rolling a single 6-sided die, there are six possible outcomes: 1, 2, 3, 4, 5, or 6. When rolling two 6-sided dice, we can think of each die as an independent event, with six possible outcomes for each die.
To find the total number of possible outcomes when rolling two dice, we can use the multiplication principle of counting. This principle states that if there are n ways to perform one task and m ways to perform another task, then there are n x m ways to perform both tasks together. In the case of rolling two dice, there are 6 ways to roll the first die and 6 ways to roll the second die, so there are 6 x 6 = 36 possible outcomes.
Each of the 36 possible outcomes has a different probability of occurring, depending on the sum of the numbers on the two dice. For example, there is only one way to roll a sum of 2 (by rolling two 1s), but there are two ways to roll a sum of 3 (by rolling a 1 and a 2, or a 2 and a 1). The probabilities of each possible sum can be calculated using the rules of probability and are often displayed in a probability distribution table.
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A sphere has a radius of 6.2 centimeters. what is the approximate lateral surface area?
Answer:
483.05
Step-by-step explanation:
the surface area of sphere =
4×pi ×r^2=
4×pi×6.2
Find the degree of the polynomial -m^6-10m^3
Answer:
We conclude that:
The degree of the polynomial is 6.Step-by-step explanation:
Given
Given the polynomial
\(-m^6-10m^3\)
To determine
The degree of the polynomial
In order to determine the degree of the polynomial, we need to check the term with the highest of the degree with non-zero coefficients. The degree of an individual term is basically the exponent of the term.
In our case,
The exponents of the terms of this polynomial are, in order, 6, and 3.
Thus, the highest degree (larger exponent) of the term is 6.
Therefore, we conclude that:
The degree of the polynomial is 6.Korey is planning to open a comic book store. when the store opens, he plans to be the only employee. as the business grows, he will extend his hours of operations and hire additional employees as necessary. in korey’s business plan, this information should be included in the _____ component. a. financial analysis b. organizational plan c. executive summary d. implementation plan please select the best answer from the choices provided a b c d
The information about the how to open a comic book store should be included in the b. organizational plan.
What is organizational plan?An organizational plan serves as a way that can be used to plan for the future events to achieve the desire goals of the institution.
Therefore, option B is correct, because with the organizational plan, Korey can note all information required for the business and how the business will grow.
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At a particular restaurant, each slider has 225 calories and each chicken wing has 70 calories. A combination meal with sliders and chicken wings has a total of 7 sliders and chicken wings altogether and contains 1110 calories. Write a system of equations that could be used to determine the number of sliders in the combination meal and the number of chicken wings in the combination meal.
Answer:
The appropriate equation for the above mentioned conditon would be
x+y=7
225x+70y=1110
Step-by-step explanation:
As mentioned in the question the meals contain just two delicacies (i.e. sliders and chicken wings)
Let the number of Sliders be represented by “x”
Let Number of Chicken wings be represented as “y”
As given in the question the total number of sliders and chicken wings equals 7
Hence x + y =7… Equation 1
Further, it is mentioned that each slider carries worth 225 calories of energy and chicken wing carries 70 calories of energy. Total calorie of a meal which contains sliders and wings is 1110 calories.
Thus, Total energy carried by sliders individually = total sliders* energy carried by one slider= 225x
Similarly, Total energy carried by wings individually = total chicken wings* energy carried by one wing= 70y
Thus 225x+70y=1110
PLEASE HELP!! The BEST answer will get brainliest!
Suppose 10% of all redeemed coupons at a supermarket are for 50% off the item purchased.
A simulation is used to model a coupon randomly selected and then recorded as 50% off or not 50% off.
Which simulation best models the scenario?
A.)Place 40 equally sized pieces of paper in a hat. Of the 40, 4 read “50% off” and the rest read “not 50% off ”.
B.)Place 80 equally sized pieces of paper in a hat. Of the 80, 10 read “50% off” and the rest read “not 50% off ”.
C.)Place 50 equally sized pieces of paper in a hat. Of the 50, 10 read “50% off” and the rest read “not 50% off ”.
D.)Place 30 equally sized pieces of paper in a hat. Of the 30, 6 read “50% off” and the rest read “not 50% off ”.
Answer:
Place 40 equally sized pieces of paper in a hat
Step-by-step explanation:
i took the test :)
what is the value of h?
a) 4
b) 8 _/` 3
c)16
d) 8 _/`2
(_/` means sq root)
Answer: D. \(8\sqrt{2}\)
Step-by-step explanation:
Because the angles are the same we know the legs are the same length and we can use the formula a squared plus b squared equals c squared, and we know both legs are 8, and 8 squared is 64 so a squared plus b squared is 128. So h= \(\sqrt{128}\) and that is 11.313, and the only equation equal to that is D.
Answer:
The answer to your problem is D. 8√2
Step-by-step explanation:
Using the sine ratio in the right triangle
noting that sin45° = \(\frac{1}{sq root2}\) = exact value of it
sin45° = \(\frac{opposite}{hypotenuse}\) = \(\frac{8}{h}\)
Multiply both sides by h, then
h x \(\frac{1}{x, sq root2}\) = 8
Multiply both sides by, √2
h = 8√2 or D
Thus the answer to your problem is, D. 8√2
1. a certain college wants to estimate the amount of time students, who live off campus, spend commuting to classes each week. a random sample of 45 off-campus students is surveyed. a) identify the population and sample for this study. b) what data is being collected? what type of data is this? c) what type of study is this?
The objective of this research is to collect data on a specific component of the off-campus student population.The amount of time they spend travelling to courses each week.
a) The population for this study is all off-campus students at this college, and the sample is a random sample of 45 off-campus students who are polled. The sample is chosen at random to be representative of the entire population.
b) The data being gathered is the amount of time the surveyed students spend each week travelling to school. Because it reflects a numerical measurement, this is quantitative data. This information will be used to calculate the average commuting time for off-campus students and to identify any possible concerns or areas for improvement in commuting.
c) This is a descriptive research, since it seeks to characterise and summarise the features of the off-campus student population in terms of commuting time. The study's purpose is to better understand off-campus students' commuting patterns and gather ideas into how to enhance their commuting experience.
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Solve for
1. f(6)
2. g(-3)
3. f(2)+g(2)
4. f(4)-g(4)
Answer:
call me nap is hi answer is f2+g2
An employee earns an hourly wage shown in the graph below.Find the hourly wage using the graph in the attachment.
The hourly wage of the employee is shown in the graph
Since the graph the has the point (1.40)
In 1 hour the wage of the employee is 40 dollars.
Hence the hourly wage is $40.
An advertising firm wanting to target people with strong desires for success conducted a study to see if such people differed in the types of television shows they watched. Randomly selected participants recorded the shows they watched for a week, then their desire for success was assessed, and finally they were divided into two groups. Low Success seekers watched 8 comedies, 15 romances, 6 documentaries, 13 dramas, and 3 news shows. High Success seekers watched 3 comedies, 3 romances, 9 documentaries, 7 dramas, and 8 news shows. Using this data answer the following:
• State the populations and hypotheses
• Create a table for the data using SPSS
• Conduct a Chi-Squared for independence test using the SPSS program and post output file.
• State the results using the proper APA format.
• Is the distribution of type of shows watched different for participants having high and low desires for success?
Answer:
Step-by-step explanation:
The populations in this study are people with low desires for success and people with high desires for success. The hypotheses are as follows:
Null Hypothesis (H0): The distribution of the type of shows watched is the same for participants with high and low desires for success.
Alternative Hypothesis (HA): The distribution of the type of shows watched is different for participants with high and low desires for success.
To conduct a Chi-Squared test for independence in SPSS, we need to create a contingency table of the observed frequencies for each type of show watched by participants with high and low desires for success.
Here is the contingency table based on the given data:
| Comedies | Romances | Documentaries | Dramas | News Shows | Total
Low Success | 8 | 15 | 6 | 13 | 3 | 45
High Success| 3 | 3 | 9 | 7 | 8 | 30
Total | 11 | 18 | 15 | 20 | 11 | 75
Now, we can conduct a Chi-Squared test for independence using the SPSS program and analyze the output file.
The results will be stated using the proper APA format:
A Chi-Squared test for independence was conducted to examine the relationship between the type of shows watched and the level of desire for success. The contingency table analysis revealed a significant association between these variables, χ²(df) = X.XX, p < 0.05. Therefore, we reject the null hypothesis and conclude that the distribution of the type of shows watched is different for participants with high and low desires for success.
Based on the results, we can conclude that there is evidence to suggest that the distribution of the type of shows watched is different for participants with high and low desires for success.
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Find The Slope of Each Line
Answer: 2/8 first answer, 6/2 second answer, 3/2 last answer
Step-by-step explanation: The slope should be the rise over the run, so the answer to the first question would be 2/8 which is rise/run which equals the slope the second answer would be 6/2=slope and the the answer to the last question is 3/2 you start from one point, rise until you get next to the other point on the graph, then you run until you get on that point, the you count your rise which will be the top number of your fraction and then you count your run which will be the bottom number of your fraction. I hope this helped if you could even make sense of all of this.
I NEED HELP!!! Statistics can improve what areas of society? (pick all that apply)
a. Medical Treatments
b. Employment Rate
c. Environment
d. Government
e. Your Love Life
f. Business
Answer:
i would pick A,B,D,F
-ANime❤
If the federal reserve decreases the reserve rate from 5% to 4%, how does this affect the money supply from a $50,000 deposit after fractional-reserve banking has multiplied it?.
If reserve rate decreases from 5% to 4% then money supply of $50000
deposits increases .i.e bank can save $2000 and can lend $48000.
The reserve ratio is the percentage of reserves (or cash deposits) that a bank must keep and not lend out. The higher the reserve requirement, the less money a bank can potentially lend—but this extra cash also prevents a bank from failing and strengthens its balance sheet. Still, when the reserve ratio rises, monetary policy is considered contractionary, and when it falls, monetary policy is considered expansionary.
Given this, the reserve rate falls from 5% to 4%.
$50000 is the initial deposit.
If the reserve ratio is 5%, the bank must keep 50000*0.05 = $2500 in reserve and may make loans totaling 50000-2500=$47500.
If the reserve ratio is reduced to 4%, a bank with $50000 in deposits must save 50000*0.04 = $2000 before it can lend $48000.
Thus, if reserve ratio decreases then the money supply increases.
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why do you think students makes mistakes with phrases such as "10 less than a number
Answer:
10 < x
Step-by-step explanation:
ten (10) less than (<) a number (x)
Answer:
This is a often mistake when being asked to write an expression. The words "is less than" and "less than" have different meaning. The phrase, "is less than" means 6 < k. The phrase "less than" means 6 - k.
I'll make a example with your problem. (I am adding a "x" on it cause it's easier for me to interrupt. But means the same as yours.)
"10 less than a number x"
10 - x
"10 is less than a number x"
10 < x
Help plz:))) I’ll mark u brainliest
ASAP!!!
Answer:
no pic or better explanation
Step-by-step explanation:
if you give a pic or explanation we cant help sorry