Help me pls pls pls

Help Me Pls Pls Pls

Answers

Answer 1

Answer:

1. C            2. B             3. E         4. also B

Step-by-step explanation:


Related Questions

which is the best esrimate of acube 4.2

Answers

Answer:

5.2 maybe I don't now and if wrong

what is 30% of 70?

I am confused

Answers

Answer:

21

Step-by-step explanation:

Answer:

Its 21

Step-by-step explanation:

Given h(x) = -5x + 3, find h(5).

Answers

Answer:

h(5) = -22

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Function Notation

Step-by-step explanation:

Step 1: Define

h(x) = -5x + 3

h(5) is x = 5

Step 2: Evaluate

Substitute in x [Function]:                                                                                h(5) = -5(5) + 3Multiply:                                                                                                             h(5) = -25 + 3Add:                                                                                                                   h(5) = -22

The seventh-grade class is putting on a variety show to raise money. It costs $150 to rent the auditorium that they are going to use. If they charge $5 per ticket, how many tickets do they need to see in order to raise at least $750?

Answers

Answer:

180 tickets

Step-by-step explanation:

750 + 150 = 900 they will have to make

900/5 = 180 tickets

To raise at least $750, the seventh-grade class needs to sell a minimum of 180 tickets, priced at $5 each, to cover the fundraising goal and the $150 auditorium rental cost.

Given that,

Seventh-grade class is putting on a variety show to raise money.

The auditorium rental cost is $150.

Each ticket is priced at $5.

The goal is to raise at least $750.

Denote the number of tickets they need to sell as "x".

The revenue generated from ticket sales can be calculated by multiplying the number of tickets sold (x) by the ticket price ($5),

Which gives us 5x dollars.

Now since,

Total revenue from ticket sales - Auditorium rental cost ≥ Fundraising goal

Therefore,

5x - 150 ≥ 750

Add 150 to both sides:

5x ≥ 900

Divide both sides by 5 to solve for x:

x ≥ 180

Since the seventh-grade class cannot sell a fractional number of tickets,

Hence,

They need to sell at least 180 tickets to raise at least $750 and cover the auditorium rental cost.

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Need help on this one thank u

Answers

Answer:

c

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

[tex]a + 0.5b - 4 a - b \\ - 3a - \frac{1}{2} b[/tex]

Three potential employees took an aptitude test. Each person took a different version of the test. The scores are reported below. Tobias got a score of 84.584.5; this version has a mean of 66.966.9 and a standard deviation of 1111. Kiersten got a score of 281.8281.8; this version has a mean of 261261 and a standard deviation of 2626. Pierce got a score of 7.697.69; this version has a mean of 7.27.2 and a standard deviation of 0.70.7. If the company has only one position to fill and prefers to fill it with the applicant who performed best on the aptitude test, which of the applicants should be offered the job?

Answers

Answer:

Tobias should be offered the job.

Step-by-step explanation:

Z-score:

In a set with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the zscore of a measure X is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the pvalue, we get the probability that the value of the measure is greater than X.

In this question:

The applicant with the highest z-score should be chosen.

Tobias:

Score of 84.5, in a version with mean 66.9 and standard deviation 11. His z-score is found when [tex]X = 84.5, \mu = 66.9, \sigma = 11[/tex]

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{84.5 - 66.9}{11}[/tex]

[tex]Z = 1.6[/tex]

Kiersten:

Score of 281.8, in a version with mean 261 and standard deviation 26. His z-score is found when [tex]X = 281.8, \mu = 261, \sigma = 26[/tex].

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{281.8 - 261}{26}[/tex]

[tex]Z = 0.8[/tex]

Pierce:

Score of 7.69, version with mean 7.2 and standard deviation 0.7. His z-score is found when [tex]X = 7.69, \mu = 7.2, \sigma = 0.7[/tex].

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{7.69 - 7.2}{0.7}[/tex]

[tex]Z = 0.7[/tex]

Due to the higher z-score, Tobias should be offered the job.

determine whether ABCD is a parallelogram The vertices are A(-2,3) , B(3,2), C(2,-1) and D(-3,0)

Answers

Answer:

Yes, this is a parallelogram

Step-by-step explanation:

Sam traveled 56 miles in 8 hours. If he traveled at the same rate on the next day,how far can he go the next day,how far could he go in 14 hours.​

Answers

Answer:

Step-by-step explanation:

56 miles/(8 hours) = 7 miles/hour

14 hours × 7 miles/hour = 98 miles

y = 3x +4
y = -2
A method by solving systems of equations by adding or subtracting to eliminate a variable

Answers

Plug in -2 for y then solve for x. The answer should be x= -2

What is the mean of the following data set?
82, 100, 92, 66, 72, 96, 70, 88.

Answers

Answer:

83.25

Step-by-step explanation:

add all the numbers and divide by 8. 666/8 = 83.25

Answer:

83.25

Step-by-step explanation:

Mean = sum of all terms / number of terms

82+100+92+66+72+96+70+88 = 666

666 / 8 = 83.25

A satellite weighs 150 pounds on Earth. Using
the table above, how much more does this
satellite weigh on Saturn than on Mars?

Answers

where is the table? i need the table to be able to answer your question

Find the area of the composite figure. First, find the area of the triangle. 3 cm Triangle Area = [?] cm2 6 cm Rectangle Area = [] cm2 9 cm Total Area of Composite Figure = [ ] cm2 Enter​

Answers

Answer:

The area of the triangle is 9 and the area of the regtangle is 54 so when you add them you will get 63 i hope it will help!

what is -1 3/10 + (-3.8) show your work

Answers

Step-by-step explanation:

Sln

-13/10 +(-3.8)(remove bracket)

-13/10-3.8(then divide )

-1.3-3.8

-51

The given term -1 ³/₁₀ + (-3.8) can be simplified as -5.1.

What is Simplification?

Simplification in mathematical terms is a process to convert a long mathematical expression in simple and easy form.

The given term is,

-1 ³/₁₀ + (-3.8)

First simplify fraction term,

-13/10 + (-3.8)

Solve bracket term,

-13/10 - 3.8

Use least common multiple approach to solve further,

= (-13-38)/10

= -51/10

= -5.1

The expression -1 ³/₁₀ + (-3.8) can be simplified as -5.1.

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XYZ Corporation recorded the number of employee absences each week over a period of 10 weeks. The result is the data list 5, 3, 4, 1, 4, 7, 2, 6, 3, 5. Find the standard deviation of the number of absences each week.

Answers

Answer:

4 ansences

Step-by-step explanation:

40 / 4 is 10 so ans is 10 absences

Are 6(n + 3) - 4 and 6n + 14 equivalent expressions?​

Answers

Answer:

yes

Step-by-step explanation:

because if you multiply 6 and n it is 6n and 6 x 3 are 18 but subtract 4 and it is correct

yes, they are because they both have a sum of 20

Estimate √40 to the nearest tenth. *

A. 6.9
B. 6.3
C. 7.1
D. 5.7

Answers

B. 6.3
You can type root 40 into your calculator and will get 6.32455532. To round to the tenth is taking the first number after the decimal (3) and seeing of the number to the right of it (2) is less than 5 or greater than or equal to 5. 2 is less than 5 so 3 stays the same.

y = 2x + 4 and y = 3x
+ 2

Answers

2x+4=3x+2
2x=3x-2
-1x=-2
X=2
Hope this helps!

I need help with algebra 20 points

Answers

Answer:

4s

Step-by-step explanation:

s is the original number of stickers, and since she wants four times as many stickers, you just multiply by 4 so you get 4s

The height of a weather balloon as it is launched can be represented by an exponential model in the form y = a* b^x where y is the height in km after x minutes. After 2 minutes, the recorded height is 3 km, and after 3 minutes, it is 9 km. Which of the following represents another point on the graph of this exponential model?

Group of answer choices

(1,-3)

(1, 1)

(4, 15)

(4, 16)

Answers

Answer:

Step-by-step explanation:

4,15

The point (4, 3) is on the graph of this exponential model.

What is an equation?

An equation contains one or more terms with variables connected by an equal sign.

Example:

2x + 4y = 9 is an equation.

2x = 8 is an equation.

We have,

We can use the given information to form two equations with two unknowns (a and b) and solve for them.

From the first data point (2, 3 km):

y = a b^x

3 = a b^2

From the second data point (3, 9 km):

y = a b^x

9 = a b^3

Dividing the second equation by the first equation:

9/3 = (a b³) / (a b²)

3 = b

Substituting b = 3 into the first equation:

3 = a x 3²

a = 1/9

So the exponential model is y = (1/9) x 3^x.

To find another point on the graph of this exponential model, we can choose a value for x and calculate y.

Let's try x = 4:

y = (1/9) x 3^4

y = 1 x 3/3 x 3/3 x 3/3 x 3/9

y = 3

Therefore,

The point (4, 3) is on the graph of this exponential model.

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Tara wants to draw rectangles that each have an area of 24 square inches. The length and width of each rectangle are whole numbers of inches.​

Answers

Answer:

it could be the width is 8 and the length is 3

Step-by-step explanation:

3 x 8= 24 hope this helps

0.2 is x% of 2

please help me

Answers

Answer:

What is 0.2 percent of 2? = 0.004.

Answer:

x = 10%

Step-by-step explanation:

Simple: 2 divided by 0.2 equals 10.

If you multiply 0.2 by 10 you get 2.

Lemme know if you need me to elaborate!

Answer please I would appreciate it :)

Answers

Answer:

136 units²

Step-by-step explanation:

5x7=35

5x7=35

6x7=42

1/2(4)(6)=12

1/2(4)(6)=12

35+35+42+12+12=136

Find the value of each variable in the circle to the right. The dot represents the center of the circle.

Answers

Answer:

b = 90 degrees

a= 68.5 degrees

angle a = 1/2(137)

a = 68.5

The graph shows the relationship between sugar and water in a fruit punch recipe.
Write an equation to represent the graph in terms of y and x.
(PLEASE HELP ME)

Answers

Answer:

41

Step-by-step explanation:

The answer will be 42

The figure is made up of a semicircle and a triangle, what’s the area of the figure?

Answers

Answer:

63.25 ft², use the formula then you can find the answer.

Calculate B for the figure below
7 mi
4 mi
O 6.28 mi
O 28 mi
25.12 mi
O 12.56 mi
PLEASEEEE HELPPPP

Answers

Answer:6.28 mi 2

Step-by-step explanation:

School sucks ikr

Tally marks are always
recorded in bunches of
(4 5 1 2)​

Answers

Answer:

what is the ?

Step-by-step explanation:

Answer:

5

Step-by-step explanation:

Explain your answer !!
Have a nice day

Will give braisnlt

Answers

Answer:

Equations:

[tex]4H + 3P = 13.75[/tex]

[tex]2H + 5P = 11.25[/tex]

[tex]H = 2.50[/tex] --- Hot dog

[tex]P = 1.25[/tex] --- Pretzel

Step-by-step explanation:

Represent hot dogs with H and Pretzels with P.

For Tina:

[tex]4H + 3P = 13.75[/tex]

For Doug:

[tex]2H + 5P = 11.25[/tex]

Solving for the price of both items:

We have:

[tex]4H + 3P = 13.75[/tex] --- (1)

[tex]2H + 5P = 11.25[/tex] --- (2)

Multiply (2) by 2

2 * ([tex]2H + 5P = 11.25[/tex])

-------------------

[tex]4H + 10P = 22.50[/tex] --- (3)

Subtract (3) from (1)

[tex]4H + 3P = 13.75[/tex]

[tex]4H + 10P = 22.50[/tex]

----------------------

[tex]4H - 4H + 3P - 10P = 13.75 - 22.50[/tex]

[tex]3P - 10P = 13.75 - 22.50[/tex]

[tex]-7P = -8.75[/tex]

Solve for P

[tex]P = \frac{-8.75}{-7}[/tex]

[tex]P = 1.25[/tex]

Substitute 1.25 for P in (2)

[tex]2H + 5P = 11.25[/tex]

[tex]2H + 5 * 1.25 = 11.25[/tex]

[tex]2H + 6.25 = 11.25[/tex]

Collect Like Terms

[tex]2H = 11.25-6.25[/tex]

[tex]2H = 5[/tex]

Solve for H

[tex]H = \frac{5}{2}[/tex]

[tex]H = 2.50[/tex]

what is the slope of the line that passes through the points (5,9)and (-3,9).

Answers

Answer:

[tex]\displaystyle m=0[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Coordinates (x, y)Slope Formula: [tex]\displaystyle m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Point (5, 9)

Point (-3, 9)

Step 2: Identify

x₁ = 5, y = 9

x₂ = -3. y = 9

Step 3: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]:                                                              [tex]\displaystyle m=\frac{9-9}{-3-5}[/tex][Slope] [Fraction] Subtract:                                                                               [tex]\displaystyle m=\frac{0}{-8}[/tex][Slope] [Fraction] Divide:                                                                                  [tex]\displaystyle m=0[/tex]

Whats the square root of 826 also looking for a minecraft girI needs to be 15 or older

Answers

Answer:

28.740,

Step-by-step explanation:

Answer:

28.7 and plus dont use people for internet gaming sidechicks its just wrong go find someone that can actually be there for you

Step-by-step explanation:

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