pls help me, added extra points and will mark you as brainliest!!

The correct answer is (d) all of these. when ls1 is actuated and ls2 is not, all the rungs of the program will be evaluated, and as a result, all the output conditions will be true.

In the given ladder logic program, when ls1 is actuated and ls2 is not, all the rungs of the program will be evaluated from left to right and top to bottom to determine the output conditions.

Looking at the program, we see that if ls1 is actuated, it will turn on the output O:2/5 and set the latch L1. Then, in the second rung, if ls2 is not actuated, it will turn on the output O:2/6 and set the latch L2. Finally, in the third rung, if both ls1 and ls2 are not actuated and both latches L1 and L2 are set, it will turn on the output O:2/7.

Therefore, when ls1 is actuated and ls2 is not, all the rungs of the program will be evaluated, and as a result, all the output conditions will be true. Hence, all of the following statements are true:

a) pilot light pl1 (o:2/5) is on.

b) pilot light pl2 (o:2/6) is on.

c) pilot light pl3 (o:2/7) is on.

Therefore, the correct answer is (d) all of these.

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Answer:

Step-by-step explanation:

Total hours work: 6 hours

Hourly wages: $8.00

Kendall total amount made for babysitting: 6 x $8 = $48.00

Total amount spent on shirts: $48 x 2/5 = $19.20

Amount of money Kendall had left after purchasing the shirt:

      $48.00 - $19.20 = $28.80

Answer:
The equation y = 75 - 2.85x represents the amount of money left on the gift card, where x is the number of Chai lattes Angie has purchased and y is the remaining gift card balance.

To find the x-intercept, we set y = 0 and solve for x:

0 = 75 - 2.85x

2.85x = 75

x = 26.32 (rounded to the nearest tenth)

So the x-intercept is approximately 26.3 Chai lattes, meaning that Angie can buy a maximum of 26 Chai lattes with her gift card.

To find the y-intercept, we set x = 0 and solve for y:

y = 75 - 2.85(0)

y = 75

So the y-intercept is $75, meaning that when Angie has not yet bought any Chai lattes, her gift card balance is $75.

To predict how many Chai lattes Angie has purchased when her gift card balance is about $35, we set y = 35 and solve for x:

35 = 75 - 2.85x

2.85x = 40

x = 14.04 (rounded to the nearest tenth)

So when Angie's gift card balance is about $35, she has purchased approximately 14 Chai lattes.

The intervals (a, b), (c, d), (e, f), (g, h) will depend on the specific values obtained after solving the equations.

To determine where the function is increasing and decreasing, we need to find the intervals where the derivative of the function is positive and negative, respectively.

First, let's find the derivative of the function f(x):

\(f'(x) = 6x^5(x - 3)^7 + 7x^6(x - 3)^6\)

Now, to find the intervals where f(x) is increasing, we need to find where f'(x) > 0:

\(6x^5(x - 3)^7 + 7x^6(x - 3)^6 > 0\)

The function is increasing in the intervals where f'(x) > 0.

Next, let's find the regions where the function is positive. For this, we need to consider the sign of the function itself, f(x).

\(f(x) = x^6(x - 3)^7 > 0\)

The function is positive in the region where f(x) > 0.

Finally, to find where the function achieves its minimum, we need to find the critical points of the function by solving f'(x) = 0.

\(6x^5(x - 3)^7 + 7x^6(x - 3)^6 = 0\)

The values of x that satisfy this equation are the potential locations for the function's minimum.

Let's calculate these values and determine the intervals for each question.

Finding intervals where the function is increasing:

Solve f'(x) > 0:

\(6x^5(x - 3)^7 + 7x^6(x - 3)^6 > 0\)

The function is increasing on the intervals: (−∞, a) and (b, ∞)

Finding the region where the function is positive:

2. Solve f(x) > 0:

x^6(x - 3)^7 > 0

The function is positive on the intervals: (c, d) and (e, f)

Finding the location of the function's minimum:

3. Solve f'(x) = 0:

\(6x^5(x - 3)^7 + 7x^6(x - 3)^6 = 0\)

Find the solutions for x, denoted as g and h.

The intervals (a, b), (c, d), (e, f), (g, h) will depend on the specific values obtained after solving the equations.

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Answer:where’s the expression?

Step-by-step explanation:

Answer:

90-30=60

60+2=62

answer:62

The character of the string "str1" = part1 will be printed.

The correct option is C.

We have,

str1 = "part1"

str2 = "part2" for x in str1: print (x, end=" " )

The program will print each character of the string "str1" on a separate line, followed by a space.

In this case, the string "str1" is "part1", so the program will print "p a r t 1" (with spaces in between each character).

The string "str2" is not involved in the loop, so it will not be printed.

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Therefore, analytics is a critical tool for businesses and organizations looking to gain a competitive advantage and improve their operations.

Analytics is often described as the study of historical data to extract insights and make informed decisions. It involves the collection, processing, and analysis of data to discover patterns, identify trends, and gain insights into business operations. By examining data sets, analytics can help businesses identify areas of improvement, optimize performance, and increase efficiency. Analytics tools and techniques can be used across many different fields, including finance, marketing, healthcare, and sports. In finance, analytics can be used to analyze market trends and predict future outcomes. In marketing, analytics can help businesses identify customer behavior patterns and optimize marketing campaigns. In healthcare, analytics can help identify patterns in patient data and improve healthcare outcomes. In sports, analytics can be used to analyze player performance and predict game outcomes.

Therefore, analytics is a critical tool for businesses and organizations looking to gain a competitive advantage and improve their operations.

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Answer:

D

Step-by-step explanation:

Answer:

Step-by-step explanation:

i got this exact same question on a 9th grade math test. the answer is A

Answer:

B i worked out all of them and only b can fit

The line intersects the​ y-axis of the graph at the origin. The correct option is B.

A proportional Relationship is when a variable is in direct variation to another variable such that on increasing one the other proportionally increases.

The equation for a proportional relationship is

y ∝  x

y =kx

where k is the proportionality constant

The equation of a straight line is y = mx +c

here c is the intercept on the y-axis

Comparing the two equations, this can be confirmed that

c = 0

Therefore, the line intersects the​ y-axis of the graph at the origin.

The correct option is B.

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Answer:

You mean 4/5?

Step-by-step explanation:

Answer:

1. 27 bouquets

2. a, d, e

Step-by-step explanation:

1. Rate of increase is 1 bouquet:9 flowers (found by dividing 3 and 27 by GCF which is 3) so if she has 243 flowers you divide that by 9 to get 27 bouquets.

The conjecture that describes the pattern in the sequence is current term is 2 added to the previous term and the next term is 10

The sequence is given as:

0, 2, 4, 6, 8

In the above sequence, we can see that each current term is 2 added to the previous term

i.e.

Tn = 2 + Tn-1

Using the above conjecture, we have

Next term = 8 + 2

Evaluate

Next term = 10

Hence, the conjecture that describes the pattern in the sequence is current term is 2 added to the previous term and the next term is 10

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61 is the sum of two consecutive integers (-6,-5 ) and (5,6).

According to Pierr De Fermat any whole number writteen as the sum of four or less square numbers.

So 61 is the whole number so we can write in the sum of squares,

Now we know even+odd=odd so that let a and a+1 integer , according to Pierr De Fermat we can write,

a²+(a+1)²=61;

⇒a²+a²+2a+1=61

⇒2a²+2a-60=0

⇒a²+a-30=0 (∵divided by 2)

⇒a²+6a-5a-30=0

⇒a(a+6)-5(a+6)=0

⇒(a+6)(a-5)=0

⇒a+6=0 or a-5=0 ⇒a=-6 or a=5

If a=-6 then a+1=-6+1=-5.

if a=5 then a+1=5+1= 6.

so 61= (-6)²+(-5)² and 61= 6²+5².

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Answer:

-24

Step-by-step explanation:

4(x+2−5x)

Combine like terms

4(2 -4x)

Distribute

8 -16x

Let x=2

8 - 16(2)

8 - 32

-24

how to evaluate 4(x+2−5x) when x=2

4(x + 2 - 5x)

Putting the value of x we get

4(2 + 2 - 5 × 2)

According to BODMAS multiplication comes first then addition

So 5 × 2 will be solved after that we will simplify 2 added with 2

4(2 + 2 - 10)

4(4 - 10)

4(-6)

- 24

Henceforth, the required answer is -24

A) The sample proportion = 0.17, and standard error/deviation = 0.013281

B) 0.869

C)0.9668

A) We know that 17% of households spend more than $100 per week on groceries. We are given that p ( the proportion of the population that spends more than $100 per week) = 0.17

sample size (n)= 800

The sample proportion of p = 0.17

The standard error of p will be calculated using this formula =

\(\sqrt{\frac{p(1-p)}{n} }\) =\(\sqrt{\frac{0.17(1 - 0.17)}{800} }\)

=  0.013281

B) We have to find the probability that the sample proportion will be +-0.02 of the population proportion

= p (0.17 - 0.02 ≤ P ≤ 0.17 + 0.02 ) = p( 0.15 ≤ P ≤ 0.19)

z value corresponding to P

Z = (P - p)/std deviation at P = 0.15

Z =  (0.15 - 0.17) / 0.013281 =  -1.51

at P = 0.19

z = ( 0.19 - 0.17) / 0.013281 = 1.51

Therefore the required probability will be

p( -1.5 ≤ z ≤ 1.5 ) = p(z ≤ 1.51 ) - p(z ≤ -1.51 )

= 0.9345 - 0.0655 = 0.869

C) Now, we have to find the same probability for a sample (n ) = 1600

standard deviation/ error = 0.009391 (applying the equation for calculating standard error as seen in part A above)

Therefore the required probability after applying;

z =   (P - p)/std deviation at p = 0.15 and p = 0.19

p ( -2.13 ≤ z ≤ 2.13 ) = p( z ≤ 2.13 ) - p( z ≤ -2.13 )

= 0.9834 - 0.0166 = 0.9668

Therefore,

A) The sample proportion = 0.17, and standard error/deviation = 0.013281

B) 0.869

C)0.9668

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The complete question is " The Food Marketing Institute shows that 17% of households spend more than $100 per week on groceries. Assume the population proportion is p = .17 and a sample of 800 households will be selected from the population. a. Show the sampling distribution of p, the sample proportion of households spending more than $100 per week on groceries. b. What is the probability that the sample proportion will be within ±.02 of the population proportion? c. Answer part (b) for a sample of 1600 households."

Answer:

the answer is 5 5/8

i think it's this

Based on the given information, the estimate for the number of cells in a T75 flask can be calculated by comparing the number of cells in the picture to the field of view area and then scaling it up to the size of the T75 flask.

Given that there are 55 cells in the picture, we can use this information to estimate the density of cells in the field of view. The field of view has dimensions of 1.85 mm x 1.23 mm, which gives an area of 2.7095 square millimeters (\(mm^2\)). To calculate the cell density, we divide the number of cells (55) by the area (2.7095 \(mm^2\)), resulting in an approximate cell density of 20.3 cells per \(mm^2\).

Now, to estimate the number of cells in a T75 flask, we need to know the size of the flask's growth area. A T75 flask typically has a growth area of about 75 \(cm^2\). To convert this to \(mm^2\), we multiply by 100 to get 7500 \(mm^2\).

To estimate the number of cells in the T75 flask, we multiply the cell density (20.3 cells/\(mm^2\)) by the growth area of the flask (7500 \(mm^2\)). This calculation gives us an approximate estimate of 152,250 cells in the T75 flask. It's important to note that this is just an estimate, and actual cell counts may vary depending on various factors such as cell size, confluency, and experimental conditions.

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The length the segment x is 17.5 units

From the question, we have the following parameters that can be used in our computation:

Angle = 61 degrees

Hypotenuse, h = 20 units

Using the above as a guide, we have the following:

sin(angle) = x/Hypotenuse

So, we have

x = Hypotenuse * sin(angle)

Substitute the known values in the above equation, so, we have the following representation

x = 20* sin(61 degrees)

So, we have

x = 17.5

Hence, the length x is 17.5 units

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The equation of the line in slope-intercept form is y = (-2/5)x - 54/5.

To find the slope of the line through (-2,1) and (2,-5), we can use the slope formula, which is:

slope = (y2 - y1) / (x2 - x1)

We plug in the coordinates of the two points:

slope = (-5 - 1) / (2 - (-2))

slope = -6 / 4

slope = -3 / 2

Therefore, the slope of the line is -3/2.

Question 2:

To find the slope of the line given by the equation 4x = 7y + 5, we can solve for y in terms of x and put the equation in slope-intercept form (y = mx + b), where m is the slope:

4x = 7y + 5

7y = 4x - 5

y = (4/7)x - 5/7

Therefore, the slope of the line is 4/7.

Question 3:

To write the equation of the line through (-10,-7)(−5,−9) in slope intercept form, we can first find the slope using the same formula as in question 1:

slope = (-9 - (-7)) / (-5 - (-10))

slope = -2 / 5

Now that we know the slope, we can use the point-slope form of a line to write the equation:

y - (-7) = (-2/5)(x - (-10))

y + 7 = (-2/5)(x + 10)

Finally, we can simplify this equation into slope-intercept form by solving for y:

y = (-2/5)x - 54/5

Therefore, the equation of the line in slope-intercept form is y = (-2/5)x - 54/5.

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Answer:

Solution given;

\( \sqrt{625 \times 16} \)

\( \sqrt{25²\times 4²} \)

±(25*4)

±100 is a required answer.

Answer:

\(\sqrt{625\cdot \:16}\)

\(=\sqrt{10000}\)

\(=\sqrt{100^2}\)

\(=100\)

The correct statement that describes the relationship between the number of hours spent working/playing video games is given by:

Greater hours worked, fewer hours spent playing video games.

From the dots given, when the value of x(hours worked) increases, the value of x(hours playing video games) decreases, hence the variables are inverse proportional the correct option is given by:

Greater hours worked, fewer hours spent playing video games.

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Answer:

“I should not have to turn the water off while I brush my teeth.”

Step-by-step explanation:

A claim is a statement that expresses the main idea or position of an argument. A claim is usually supported by reasons and evidence to persuade the audience to accept it. A claim can also be challenged or refuted by counterclaims and counterarguments.

To find the claim in the passage, you need to look for the statement that expresses the author’s main idea or position on the topic of turning off the water while brushing teeth. The claim is usually found at the beginning or the end of the passage, but it can also be implied or repeated throughout. In this case, the claim is found at the beginning of the passage:

“I should not have to turn the water off while I brush my teeth.”

This is the claim because it expresses the author’s main idea or position on the topic. The rest of the passage provides reasons and evidence to support this claim, such as hating to brush teeth, finding it annoying to turn off the water, and being only one person who cannot waste much water. These reasons and evidence may not be very convincing or valid, but they still serve to support the claim.

So, the claim in the passage is I should not have to turn the water off while I brush my teeth.

if the global population growth rate stays the same, the population at the end of 2040 is expected to be approximately 9.714 billion people.

To multiply means to add a number to itself a particular number of times. Multiplication can be viewed as a process of repeated addition.

Now, Start with the current global population at the end of 2019, which is 7.674 billion people.

Hence, Calculate the annual growth rate by multiplying the current population by the growth rate percentage as;

Annual growth rate = 7.674 billion x 0.011

                               = 0.084 billion

And, Add the annual growth rate to the current population to get the expected population at the end of the following year:

Population at the end of 2020 is,

= 7.674 billion + 0.084 billion

= 7.758 billion

Repeat step 3 for each subsequent year until 2040 as;

Population at the end of 2021 = 7.758 billion + 0.085 billion

                                               = 7.843 billion

Population at the end of 2022 = 7.843 billion + 0.086 billion

                                               = 7.929 billion

Population at the end of 2023 = 7.929 billion + 0.087 billion

                                                = 8.016 billion ...

Hence, Population at the end of 2040 = 9.714 billion

Therefore, if the global population growth rate stays the same, the population at the end of 2040 is expected to be approximately 9.714 billion people.

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Answer:

WHeres the questionnn???????

Step-by-step explanation:

The total number of ways to choose a president, vice-president, and treasurer from a group of 4 freshmen and 4 sophomores so that at least one freshman is 314 ways.

We can approach this problem using the principle of inclusion-exclusion.

First, let's find the total number of ways to choose a president, vice-president, and treasurer from a group of 8 people without any restrictions. We can do this by using the permutation formula:

8P₃ = 8 x 7 x 6 = 336

Next, let's find the number of ways to choose the three positions where only freshmen are chosen. There are 4 freshmen to choose from, so we can select the president, vice-president, and treasurer in 4P₃  = 4 x 3 x 2 = 24 ways.

Similarly, there are 4 sophomores to choose from, so we can select the three positions where only sophomores are chosen in 4P₃  = 4 x 3 x 2 = 24 ways.

However, we have overcounted the cases where only freshmen or only sophomores are chosen, since the problem statement requires that at least one freshman and at least one sophomore hold at least one of the three positions. Therefore, we need to subtract the number of cases where only freshmen or only sophomores are chosen.

There is only one way to select the president, vice-president, and treasurer from the 4 freshmen, and likewise, there is only one way to select them from the 4 sophomores. Therefore, there are a total of 2 ways to select the three positions where only one class is represented.

Finally, we need to add back the cases where no freshman or no sophomore is chosen. This occurs only if all three positions are filled by juniors or seniors. There are 4 juniors and seniors to choose from, so we can select the three positions in 4P₃  = 4 x 3 x 2 = 24 ways.

Therefore, the total number of ways to choose a president, vice-president, and treasurer from a group of 4 freshmen and 4 sophomores so that at least one freshman and at least one sophomore holds at least one of these three positions is:

336 - 24 - 24 + 2 + 24 = 314 ways.

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Answer:

20705.875

Step-by-step explanation:

Area of a pentagon is 1/2 * P * A  p being the perimeter of the pentagon and a being the apothem.  1/2 * 548.5 * 75.5 equals 20705.875.  I'm almost positive this is correct.  So sorry if it's not.  Have a good day/night!

When a sample has the same characteristics as the target population, the sample is said to be a representative sample.

When a sample has the same characteristics as the target population, the sample is said to be a representative sample.

Let's take a look at this definition in more detail below:

A representative sample is a sample that adequately represents the population, which is selected randomly, so that each member of the population has an equal chance of being included. A representative sample should have the same characteristics of the population it represents.

To get a representative sample, researchers must select participants randomly. A representative sample has the same distribution of variables as the population in which it was derived. It is generally believed that a representative sample is necessary for generalizing the results to the population

Therefore, the results obtained from a representative sample can be generalized to the larger population.In a nutshell, a representative sample is a sample that represents the population from which it was selected. It should have similar characteristics to the population from which it was drawn.

A representative sample is a necessary prerequisite for generalizing the results to the larger population. It ensures the accuracy of the study and the validity of the results obtained. The sample size should be large enough to provide adequate statistical power and enable the results to be generalized to the population.

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Answer: Step 1 and 2

Step-by-step explanation:

The negative in front of the 3 is lost when distributing to the 2.

Answer:

D

Step-by-step explanation:

example

length of R = 2

width of R = 3

Area = 3*2 = 6

length of T = 2 * 4 = 8

widht of T = 3 * 4 = 12

Area = 12 * 8 = 96

96 : 6 = 16