Answer:
43 10/19
Step-by-step explanation:
Then solve this what I get?
A -1
B 2
C 1
D -2
Answer:
-1
Step-by-step explanation:
when you refer to the meer-kitty survey feedback tab, you are pleased to find that the available data is aligned to the business objective. however, you do some research about confidence level for this type of survey and learn that you need at least 120 unique responses for the survey results to be useful. therefore, the dataset has two limitations: first, there are only 40 responses; second, a meer-kitty superfan, user 588, completed the survey 11 times. as the survey has too few responses and numerous duplicates that are skewing results, you should remove the duplicates and continue analyzing the remaining 29 responses.
The meer-kitty survey feedback tab has limitations in its data. The survey results must have at least 120 unique responses to be considered useful and aligned with the business objective. The current data, however, only has 40 total responses, with 11 of them coming from one user. This skews the results and makes it difficult to accurately analyze the feedback.
To address these limitations, it is recommended to remove the duplicates, in this case the 11 responses from one user, and focus on the remaining 29 unique responses. This will provide a clearer picture of the survey results and a more accurate representation of the feedback. By doing so, the analysis of the data will be better aligned with the original business objective and provide more valuable insights.
It is important to consider the limitations of the data when conducting any type of analysis, especially when it comes to surveys and feedback. By taking the necessary steps to ensure the data is as accurate and reliable as possible, the results of the analysis will be more meaningful and relevant to the business.
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What is the point in the solution set?
The point in the solution set from the graph is (0, 0)
Solving the systems of inequalities graphicallyFrom the question, we have the following parameters that can be used in our computation:
y < -5/2x - 2
y ≥ -1/2x + 2
Next, we plot the graph of the system of the inequalities
The graph is given
From the graph, we have solution to the system to be the shaded region
The point in the solution set from the graph is (0, 0)
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At noon, ship A is 10 nautical miles due west of ship B. Ship A is sailing west at 16 knots and ship B is sailing north at 21 knots. How fast (in knots) is the distance between the ships changing at 4 PM? (Note: 1 knot is a speed of 1 nautical mile per hour.)
At \($5 \mathrm{pm}$\) the distance between the ships is changing at the speed of \($\mathbf{3 0 . 2 1}$\) knots
Firstly we need to an equation to represent both ships and the distance between each. A is moving \($25 \mathrm{knots}$\) west and \($B$\) is moving \($17 \mathrm{knot}$\) north. \($D$\)will be the distance between the two. Drawing it, you'll notice that it creates a right triangle.
So we use the Pythagorean Theorem:
\($$D^{\wedge} 2=A^{\wedge} 2+B^{\wedge} 2$$\)
Differentiate in relation to time:
\($$2 \mathrm{D}(\mathrm{dD} / \mathrm{dt})=2 \mathrm{~A}(\mathrm{dA} / \mathrm{dt})+2 \mathrm{~B}(\mathrm{~dB} / \mathrm{dt})$$\)
Now we must find all of our variables.
\(& A=\text { time(speed })+\text { original distance }=5(25)+10=135 \\\)
\(& B=5(17)+0=85 \\\)
\(& D=V\left(A^{\wedge} 2+B^{\wedge} 2\right)=159.53 \\\)
\(& d A / d t=25 \\\)
\(& d B / d t=17\)
Plug in all your variables and solve for
\($(\mathrm{dD} / \mathrm{dt})$ :\)
\(& 2 \mathrm{D}(\mathrm{dD} / \mathrm{dt})=2 \mathrm{~A}(\mathrm{dA} / \mathrm{dt})+2 \mathrm{~B}(\mathrm{~dB} / \mathrm{dt}) \\\)
\(& 2(159.53)(\mathrm{dD} / \mathrm{dt})=2(135)(25)+2(85)(17) \\\)
\(& 319.061(\mathrm{dD} / \mathrm{dt})=9640 \\\)
\(& \mathrm{dD} / \mathrm{dt}=9640 / 319.061 \\\)
\(& \mathrm{dD} / \mathrm{dt}=30.21 \text { knots }\end{aligned}\)
At \($5 \mathrm{pm}$\) the distance between the ships is changing at the speed of \($\mathbf{3 0 . 2 1}$\) knots
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find the slope given the points (3 2) and (4 7)
Answer:
5
Step-by-step explanation:
slope = (y₂ - y₁) / (x₂ - x₁)
= (7 - 2) / (4 - 3)
= 5 / 1
= 5
The slope of the line passing through the points (3 2) and (4 7) is 5
The formula for calculating the slope of a line passing through the point (3 2) and (4 7) is expressed as:
\(m=\frac{y_2-y_1}{x_2-x_1} \\m=\frac{7-2}{4-3}\\m=\frac{5}{1} \\m=5\)
Hence the slope of the line passing through the points (3 2) and (4 7) is 5
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Hot dog buns come in packages of 12. Which of the following is not needed to find out how much you will spend on hot dog buns?
A - The cost of one pack of buns
B - The cost of the hot dogs
C - The number of buns you need
D - All of the information is necessary
Answer:
b the cost of hot dogs
do it by oder of elmanation you need the cost of one pack of buns and you need the number of buns you will need but you do not need the cost of hot dogs
A travel agent makes the hypothesis:
More holiday refunds are given in the winter than in the summer.
a) Use the information in the bar chart to work out:
- i) the mean number of refunds given in the summer.
- ii) the mean number of refunds given in the winter.
b) Does your answer to part a) support the hypothesis or not?
a)
i) The mean number of refunds given in the summer is 21.
ii) The mean number of refunds given in the winter is 20.
b) The answer to part a) does NOT support the hypothesis.
How is this so?To calculate the mean number of refunds given in the summer and winter,we need to find the average of the values for each season over the given years. Let's calculate -
a) Mean number of refunds given in the summer -
(20 + 15 + 10 + 15 + 32 + 34) / 6
= 126 / 6
= 21
b) Mean number of refunds given in the winter -
(24 + 10 + 15 + 18 + 26 + 27) / 6
= 120 / 6
= 20
The mean number of refunds given in thesummer is 21, and the mean number of refunds given in the winter is 20.
b) Based on the calculated means, the answer to part a) does NOT support the hypothesis.
The mean number of refunds given in the summer (21) is greater than the mean number of refunds given in thewinter (20), indicating that more refunds are given in the summer than in the winter, contrary to the hypothesis.
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Seth's father is thinking of buying his son a six-month movie pass for $40. With the pass, matinees cost $1. If matinees are normally $3.50 each, how many times must Seth attend in order for it to benefit his father to buy the pass?
by the way: I am doing this assignment on formative and when I put the answer in it says it is wrong
Seth must attend 16 matinees in order to break even. Additionally, Seth will see a benefit from attending his 17th show.
What is linear equation?
A linear equation is an algebraic equation of the form y=mx+b. involving only a constant and a first-order (linear) term, where m is the slope and b is the y-intercept. Occasionally, the above is called a "linear equation of two variables," where y and x are the variables.
This can be solved using a linear equation.
Original Equation: x+40 = 3.50x
Subtract "X" from both Sides: 40 = 2.5X
Divide both sides by 2.5 X = 16.
Therefore, Seth must attend 16 matinees in order to break even. Additionally, Seth will see a benefit from attending his 17th show.
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In a bag of beads, the ratio of the number of orange to blue to white is 13:7:4. If the number of orange beads minus the number of white beads is 54, how many blue beads are there?
HELPPP MARKING AS BRANLIEST IF U ANSWER THIS
Answer:
42 blue beads
Step-by-step explanation:
Solution:
Let's suppose the numbers as 13x, 7x and 4x respectively..
Where,
Orange = 13x
Blue = 7x
White = 4x
According to the question,
13x - 4x = 54
or, 9x = 54
or, x = 54/9
or, x= 6
Now,
Blue beads = 7x
= 7 × 6
= 42..
You want to buy a new pair of Kickin’ sneakers and you see the following ads: Store A All Sneakers 25% Off! Kickin’ Brand priced at $80 Store B All Sneakers 20% Off! Kickin’ Brand priced at $80 Coupon for Store A Good for an additional 10% off on any sneaker purchase. Coupon for Store B Good for an additional 15% off on any sneaker purchase. Which store would you go to in order to get the best deal on your sneakers? Explain your reasoning.
Answer:
store a
Step-by-step explanation:
Store A: 25% off on $80 is $20, so the sneakers would be $60. Take 10% of $60 to get $6 off. The sneakers at Store A would cost $60 - $6 = $54. Store B: 20% off on $80 is $16, so the sneakers would be $64. Take 15% of $64 to get $9.60 off. The sneakers at Store B would cost $64 - $9.60 = $54.40.
Answer:
Store A
Step-by-step explanation:
Store A: 25% off on $80 is $20, so the sneakers would be $60. Take 10% of $60 to get $6 off. The sneakers at Store A would cost $60 - $6 = $54. Store B: 20% off on $80 is $16, so the sneakers would be $64. Take 15% of $64 to get $9.60 off. The sneakers at Store B would cost $64 - $9.60 = $54.40.
The cost of a jacket increased from $75.00 to $84.75. What is the percentage increase of the cost of the jacket?
A.
1.3%
B.
87%
C.
13%
D.
9.75%
Answer:
c) 13%
Step-by-step explanation:
Given information,
→ The cost of a jacket increased from the price $75.00 to $84.75.
Now we have to,
→ find the % increase of cost of jacket.
Let's solve the problem,
→ ((84.75 - 75)/75) × 100
→ (9.75/75) × 100
→ 0.13 × 100
→ 13%
Hence, the answer is 13%.
-(-4)-|-6| how do i solve
Answer: -2
Step-by-step explanation:
First distribute the negative sign to the negative four then find the absolute value of 6
-(-4)-|-6| = 4-6
then subtract 4 from 6 and you get -2.
NEED HELP ASAP a bag contains four green marbles,six white marbles, and ten red marbles. One marble is picked at random from the bag. What is the probability of picking a white marble?
Answer:
3/10
Step-by-step explanation:
add all the marbles together4+6+10
=20
probability of picking a white marble is6/20
=3/10
Kelsey had 8 entries in her science journal. Last week, she wrote x more entries. How many entries are in her science journal now?
Answer:
8 + x
Step-by-step explanation:
She started with 8 entries.
She added x entries.
The total now is the sum of 8 and x.
Answer: 8 + x
HELP PLEASE FAST
Find the second differences for the relation.
The second differences for the relation is -2 which is option A.
What is the second differences for the relation?To find the second differences, we need to calculate the difference between consecutive differences of the 'y' values in the given relation.
First, let's calculate the first differences:
-9 - (-4) = -5
-4 - (-1) = -3
-1 - 0 = -1
0 - (-1) = 1
-1 - (-4) = 3
-4 - (-9) = 5
Now, let's calculate the second differences:
-5 - (-3) = -2
-3 - (-1) = -2
-1 - 1 = -2
1 - 3 = -2
3 - 5 = -2
The second differences for the given relation are all -2.
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In a line of boys,Peter is the 11th from either side of the line. how many boys are in the line 5pionts because its simple
Answer: 21
Step-by-step explanation:
6x + 45 is less than or equal to 240
Answer: neither
Step-by-step explanation:
To get rid of the fractions, we pick a useful number and multiply both sides of the equation by that number. The number is useful if multiplying eliminates all fractions.
Help me, please! For 20 pts
Answer:
First box ⇒ 3.6 x 10^-1
Second box ⇒ 3.1 x 10^6
Third box ⇒ 5.3 x 10^-6
Fourth box ⇒ 4.2 x 10^-1
Step-by-step explanation:
I used a calculator and solved it :)
Answer:
first square = 3.6 x \(10^{-1}\)
Step-by-step explanation:
They are all multiplying so there is no need for parenthesis
(3.8 * 10³) * (9.4 * \(10^{-5}\))
3.8 * 10³ * 9.4 * \(10^{-5}\)
35.72 * \(10^{-2}\)
35.72 =~ 36
Everytime you elevate a number, it's the same as...
3 * 10² = 100 * 3 = 300
0.3 * 10³ = 1000 * 0.3 = 300
so then...
36 * \(10^{-2}\) = 3.6 * \(10^{-1}\)
HEYYYYYYYYYYY YALLLLLLLLLLLLLLLL ADDDDDDDDD MEHHHHHHHHHHHHHHHHH
Answer:
I think the answer is D
Step-by-step explanation:
Joseph went to visit his grandmother with his parents .They drove 240 miles in 4 hours .What was the average speed they were traveling? Be sure to show your work on how the answer is 60 miles per hour
Answer:
Average speed was 60mph so 240 ÷ 4 = 60
It takes 6 hours to clean and detail a luxury car. During the morning of
cleaning, the workers were able to clean for 4 hours. If the variable t stands
for the amount of time the workers have left to clean the windows after lunch,
which of the following units could apply to this variable?
Find the equation of the exponential function represented by the table below:
x y
0 0.01
1 0.03
2 0.09
3 0.27
y=
Answer:
y = 0.01(3ˣ)
Step-by-step explanation:
Help me please thank you sm
Answer:
its b and e
Step-by-step explanation:
Answer:
C: x = 15; E: y = 24
Step-by-step explanation:
For x:
\(\frac{x}{20} = \frac{9}{12}\\\\12x = 180\\\\x = 15\)
For y:
\(\frac{18}{y} = \frac{6}{8}\\\\6y = 144\\\\y = 24\)
50 POINTS QUICK Given that ab = x, evaluate the following:
\(a^{b+2}\)
Answer:
x=245
Step-by-step explanation:
sin(a-30)-sin(a+30)=-coss
Answer:
We know that:
Sin(a + b) = sin(a)*cos(b) + sin(b)*cos(a)
Then if we use this property in our expression:
sin(a-30)-sin(a+30)
We get:
sin(a)*cos(-30°) + sin(-30°)*cos(a) - sin(a)*cos(30°) - sin(30°)*cos(a)
Now remember that:
sin(-x) = -sin(x)
and
cos(-x) = cos(x)
Then we can rewrite our expression as:
sin(a)*cos(30°) - sin(30°)*cos(a) - sin(a)*cos(30°) - sin(30°)*cos(a)
= -2*sin(30°)*cos(a)
and sin(30°) = 0.5
Then:
-2*sin(30°)*cos(a) = -2*0.5*cos(a) = -cos(a)
So we get:
sin(a-30)-sin(a+30)= - cos(a)
Washington, DC is 389 miles from Statesville, NC. If you wanted to drive there,
how long would it take you driving on interstates with an average of 65 mph?
O 5.98 hours
07.07 hours
O 5.56 hours
07.78 hours
O 6.48 hours
Suppose your car gets 29 miles per gallon on the interstate and gas costs
$3.89/gallon. How much will it cost you to drive to Washington, DC?
O $0.29
O $43,883.09
$52.18
O $3.45
O $2,900.00
It would cost approximately $52.18 to drive from Statesville, NC to Washington, DC with a car that gets 29 miles per gallon on the interstate, considering a gas cost of $3.89 per gallon.
To calculate the time it would take to drive from Statesville, NC to Washington, DC, we can divide the distance of 389 miles by the average speed of 65 mph.
Time = Distance / Speed
Time = 389 miles / 65 mph
Time ≈ 5.98 hours
Therefore, it would take approximately 5.98 hours to drive from Statesville, NC to Washington, DC on interstates with an average speed of 65 mph.
To calculate the cost of driving to Washington, DC, we need to know the number of gallons of gas required for the trip. We can find this by dividing the distance by the car's mileage, which is 29 miles per gallon.
Number of gallons = Distance / Mileage
Number of gallons = 389 miles / 29 miles per gallon
Number of gallons ≈ 13.41 gallons
The cost of gas can be calculated by multiplying the number of gallons by the cost per gallon, which is $3.89.
Cost = Number of gallons * Cost per gallon
Cost ≈ 13.41 gallons * $3.89/gallon
Cost ≈ $52.18
Therefore, it would cost approximately $52.18 to drive from Statesville, NC to Washington, DC with a car that gets 29 miles per gallon on the interstate, considering a gas cost of $3.89 per gallon.
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Which graph has a y-intercept of - 1/2 ?
Answer:
B
Step-by-step explanation:
It Going Down 1 across 2
A ticket company charges a service fee of 5% Of the ticket price for each ticket to a concert use the information to complete the table
Answer:
1. $19.00 = 0.95 service fee = total cost 19.95
Step-by-step explanation: 5/100 times 19 = 0.95
help would be really nice, this is timed.
solve the equation in the image below
Answer:
below
Step-by-step explanation:
the 8 is basically x sooooo
f (8) = 8+11
f(x) = 19
A digital thermometer reports a temperature of 32.6°F as being 31.08°F.
Which of the following is true?
A. The thermometer is neither accurate nor precise.
B. The thermometer is accurate, but not precise.
C. The thermometer is precise, but not accurate.
D. The thermometer is both accurate and precise.
Answer: the thermometer is precise, but not accurate. :)
Step-by-step explanation:
I just took the test on Apex and got it right, but to explain this answer:
the more places past the decimal a number has, the more precise it is. :)
31.08°F is precise because it’s got two places past the decimal but isn’t accurate because it’s not super close to 32.6°F :)
i hope that helped! and remember apex sucks:)
The thermometer is precise, but not accurate.
What is accuracy?The degree of closeness of measurements of a quantity to its real value is the accuracy of a measuring system.
What is precision?The degree to which repeated measurements under the same conditions produce the same findings is the precision of a measuring system, which is linked to reproducibility and repeatability.
When does a system has precision but not accuracy?If there is a systematic mistake in an experiment, increasing the sample size often improves precision but not accuracy.
Which option is correct?Since the temperature of 32.6 °F is shown 31.08 °F which means the true value of the temperature is not shown. That means the value is not accurate.
But the value is calculated for the hundredth place which means the value is precise.
Hence, option C) is correct. That means the thermometer is precise but not accurate.
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