Solid metal support poles in the form of right cylinders are made out of metal with a density of 6.1 g/cm 3 3 . This metal can be purchased for $0.62 per kilogram. Calculate the cost of a utility pole with a diameter of 41 cm and a height of 780 cm. Round your answer to the nearest cent.

Answers

Answer 1

The cost of a utility for a pole with a diameter of 41 cm and a height of 780 cm is $3894697.41

Density formula

The density formula is given by:

Density = mass/volume

The volume of the cylinder = π * radius² * height

Radius = diameter / 2 = 41/2 = 20.5, height = 780 cm. Hence:

Volume = π * 20.5² * 780 = 1029798 cm³

Density = mass/volume

6.1 = mass/1029798

mass = 6281770 kg

Cost = 6281770 kg * $0.62 per kilogram = $3894697.41

The cost of a utility for a pole with a diameter of 41 cm and a height of 780 cm is $3894697.41

Find out more on Density at: https://brainly.com/question/1354972


Related Questions

IF NR = 8 ft, what is the length of arc NMP. Round to the nearest tenth.

Answers

Check the picture below.

since chords NQ and MP cross the center of the circle at R, that means that those two chords are diametrical chords and the angles made by both are vertical angles and thus twin angles, namely both are 18° as you see in the picture, so the angle NMP in magenta is really 162° + 18° + 18° = 198°, and we know the radius NR is 8.

[tex]\textit{arc's length}\\\\ s=\cfrac{r\pi \theta }{180}~~ \begin{cases} r=radius\\ \theta =\stackrel{degrees}{angle}\\[-0.5em] \hrulefill\\ r=8\\ \theta =198 \end{cases}\implies s=\cfrac{(8)\pi (198)}{180}\implies s\approx 27.6[/tex]

What is the volume of this right cone?

384π cm^3

691π cm^3

1038π cm^3

2073π cm^3

Answers

Answer:

1206

Step-by-step explanation:

Our formula to find the volume: V = 1/3 πr² h

h = 8

r = 12

π · 12² · 8/3

1206

But within decimals form
1206.37158

To practice for a competition, Kate swam 710 meters in the pool each day for 3 weeks. How many kilometers did Kate swim in those 3 weeks?

Answers

Answer:

14910 meters

Step-by-step explanation:

3 weeks= 21 days

each day= 710 m

21 days= 710*21

21 days= 14910 m

Help mw with tis qustion

Answers

Answer:

Step-by-step explanation:

You already have the awnser there.

15.3+1.1+1.7 =18.1

Example:

a+b+c= a+c+b= b+c+a= b+a+c

You can Sum the numbers in which way you’d like,the awnser will be same if there is only pluses (+)

18.1 is the answer the answer is already there on the page

Kathleen jarred 12 liters of jam after 4 days. How much jam did Kathleen jar if she spent 6 days making jam? Assume the relationship is directly proportional.

Answers

Given parameters:

Number of liters of jam = 12 liters

Number of days = 4 days

Unknown:

Number of jams jarred in 6 days = ?

Solution:

Let us first find the rate of Kathleen in this jarring work;

     Rate  = [tex]\frac{Number of jams}{Number of days}[/tex]

     Rate  = [tex]\frac{12}{4}[/tex]   = 3liters/day

Now, the number of jams in 6days;

    Number of jams = Rate x number of days

    Number of jams = 3 x 6  = 18jams

The number of jams jarred in 6 days is 18

If $20,000 is invested in an account that compounds interest at 3.5% CONTINUOUSLY, how much money is in the account after 10 years?

Answers

Answer:

The final balance is $28,366.91.

So a gain of 8366.91

Step-by-step explanation:

Find two consecutive odd integers whose sum is 122

Answers

Answer:

if the numbers were the same, they'd both be 61

So, try 60 and 62.

Algebraically, if x is the smaller number,

x + x+2 = 122

2x = 120

x = 60

Thanks!

Mark me brainliest!

~[tex]FieryAnswererGT[/tex]~

will give brainliest

Answers

Answer:

see explanation

Step-by-step explanation:

Under a reflection in the line y = x

a point (x, y ) → (y, x ) , thus

A(2, 2 ) → A'(2, 2 )

B(5, 7 ) → B'(7, 5 )

C(8, 5 ) → C'(5, 8 )

Angle A=3x-10 Angle C=45 Angle D=2x+10
Please solve for x

Answers

Answer:

27°

Step-by-step explanation:

Step 1:

∠A + ∠C + ∠D = 180°     Sum of a Δ

Step 2:

3x - 10 + 45 + 2x + 10 = 180        Input all values

Step 3:

5x + 45° = 180°     Combine Like Terms

Step 4:

5x = 135°        Subtract 45° on both sides

Step 5:

x = 135° ÷ 5       Divide

Answer:

x = 27°

Hope This Helps :)

Piyra's class has adopted two equal sections of a highway to keep clean.The combined length is 3/4 of a mile.How long is each section,please help me out​

Answers

Answer:

3/8

Step-by-step explanation:

3/4 x 2 = 6/8 and half it would be 3/8

What is the relationship between the value of the 4 in the square and the value of the 4 in the circle in the number above?

Answers

Answer:

Find the radius of the circle which passes through the origin, (0,4) and (4,0) . (1) 2(2) [tex]4\sqrt{2}[/tex] (3) [tex]\sqrt{8}[/tex](4) [tex]3\sqrt{2}[/tex]

What is the multiplicative rate of change of the function? One-third Two-thirds 2 9.

Answers

The multiplicative rate of change of the function will be [tex]\frac{2}{3}[/tex].

What is the multiplicative rate?

It is an arithmetical operation that calculates the product of two values, first described in terms of repeated addition.

When the value of x is changed from 1 to 2, the value of y is changed from 6 to 4.

The multiplicative rate of change of the function will be

[tex]\frac{4}{6} = \frac{2}{3}[/tex]

When the value of x is changed from 2 to 3, the value of y is changed from 4 to [tex]\frac{8}{3}[/tex].

The multiplicative rate of change

[tex]\frac{\frac{8}{4} }{4} = \frac{2}{3}[/tex]

When the value of x is changed from 3 to 4, the value of y is changed from [tex]\frac{8}{13}[/tex] to [tex]\frac{16}{9}[/tex].

Hence the multiplicative rate of change of the function will be [tex]\frac{2}{3}[/tex].

To learn more about the multiplicative rate refer to the link;

https://brainly.com/question/4239679

Answer:

2/3

Step-by-step explanation:

edge

Which modified box plot represents the data set? 39, 39, 3, 40, 46, 48, 60, 62, 62.

Answers

Answer:

To find this question, you first should put your data values in order from least to greatest. Doing so would look like this:

39, 39, 3 , 40 , 46 , 48 , 60 , 62 ,62

Now find the median, the middle number. This would be 46. This would also be the middle point on your box and whisker plot. Looking at your answer choices, the only one that has the middle point at 46 is the last one. So that is your answer.

Step-by-step explanation:

Answer:

its 39

Step-by-step explanation:

At the baseball game last weekend, the Smith, Jones, and Garcia families each bought snacks from the concession stand. The Smith family purchased 3 hot dogs, 1 drinks, and 4 pretzels for $19.50. The Jones family spent $10.00 on 2 hot dogs, 2 drinks, and a pretzel. The Garcia family bought 3 hot dogs, 2 drinks, and 2 pretzels for $15.

What is the cost of a drink?

Answers

Answer:

The cost of a drink is $1.5

Step-by-step explanation:

Let x be the cost of 1 hot dog , y be the cost of 1 drink and z be the cost of 1 pretzel

We are given that The Smith family purchased 3 hot dogs, 1 drinks, and 4 pretzels for $19.50.

So, 3x+y+4z=19.50 ---1

We are also given that The Garcia family bought 3 hot dogs, 2 drinks, and 2 pretzels for $15.

So, 3x+2y+2z=15 ---2

We are also given that The Jones family spent $10.00 on 2 hot dogs, 2 drinks, and a pretzel.

2x+2y+z=10 ---3

Substitute the value of y from 1 in 2 and 3

3x+2(19.50-3x-4z)+2z=15  and 2x+2(19.50-3x-4z)+z=10

-3x-6z+24=0----4 and -4x-7z+29=0 ---- 5

Substitute the value z from 4 in 5

[tex]-4x-7(\frac{-24+3x}{-6})+29=0[/tex]

x=2

Substitute the value of x in 4

-3(2)-6z+24=0

z=3

Substitute the value of x and z in 1

3(2)+y+4(3)=19.50

y=1.5

Hence the cost of a drink is $1.5

Find the product of 6.23 and 9.3 .

Answers

Answer:

57.939

Step-by-step explanation:

6.23 x 9.3 = 57.939
Hope this helps :)

Answer:

The answer is approximately 57.94

Step-by-step explanation:

When you are asked to find the product of something, it means to multiply.

Sum=addition   Difference=subtraction    Product=multiplication    Quotient=division

Hope that helps!

HELP PLEASEEEEE ASAP!!!!!!!! PLEASE LIKE PLEASE I NEED HELP

Answers

It’s number 3. If you were to graph all of these, only the third option would have both lines intersect at a single point, therefore it being a one solution.

Also this was really easy to look up lol, you could’ve just searched up “linear equations that have one solution” then graphed each option with a graphing calculator or an online one.

An elephant has a mass of 4,900 kg. A dog has a mass of 35 kg. What is the difference in their mass?

Answers

The different between the elephant and the dogs mass is 4,865kg

need help with thiss

Answers

All sides are equal

Perimeter=Sum of sides

[tex]\\ \sf \Rrightarrow 5(6s^5t-t^3)[/tex]

[tex]\\ \sf \Rrightarrow 30s^5t-5t^3[/tex]

-Which equation is shown by the information in the table?
nouncements
х
2
2
4
6
8
10
dules
labus
y
59
13
17
21
ades
A y = 2x + 1
B y = x + 2
C y = 3x - 1
Dy = 2x + 2

Answers

Your answer will be The letter (A) because 2x+1 is 4 and all you have to do is minus 2 to get your answer.

Therefore 4-2 is bascalliy is 2 so there is your answer.

whats the answer pls thankyou

Answers

Answer:

your answer is 0.4x10^6

Step-by-step explanation:

400×10^3

or 4×10^5 is more convenient

anyone answer is correct I hope it helps u

+) Now write the sum as a product using 2 as one of the factors.

Answers

Answer: 24 is the product of 8(3) and 4(3+3)

Step-by-step explanation: hope this helps. <3

R is the midpoint of PQ. PR = 6x + 7 and RQ = 3x + 8, find the length of PQ.

Answers

Answer:

PQ = 18

Step-by-step explanation:

If R is the midpoint of PQ, then PR = RQ

⇒ 6x + 7 = 3x + 8

⇒ 3x = 1

⇒ x = 1/3

So PR = 6x + 7 = 6(1/3) + 7 = 9

and RQ = 3x + 8 = 3(1/3) + 8 = 9

⇒ PQ = PR + RQ = 9 + 9 = 18

Need help on this question ASAP PLEASE and thank you (:

Answers

Answer:

Step-by-step explanation:

What is the common difference, d, in the arithmetic sequence defined by the formula below? an=2n+1
A. 1
B. 2
C. N
D. 2n

Answers

Answer:

d = 2

Solution:

We are given that the arithmetic progression is defined by :

2n + 1

Therefore,

For first term

➙ n = 1

2 × 1 + 1

2 + 1

3

For second term

➙ n = 2

2 × 2 + 1

4 + 1

5

Common difference

➙ 2nd term - 1st term

5 - 3

2

More information:

The difference between the successive term and the preceding term is the difference of an arithmetic progression. It is always same for the same arithmetic progression.

3 workers can do a job in 28 hours. How many more workers are needed to do this job in 12 hours?

Answers

Answer:

7 workers

Step-by-step explanation:

[tex]\frac{workers first time}{workers second time} = \frac{hours second time}{hours first time}[/tex]

[tex]\frac{3}{x} = \frac{12}{28}[/tex]

cross multiply and it becomes

12x = 3x28

12x = 84

x = 84/12

x = 7 workers

Answer

4

Step-by-step explanation:

3/28=x/12

that is 7 and you need to find how many more workers so you subtract

7-3=4

I really need some help. Serious and correct answers please I appreciate it.

Answers

Answer:

A. You need to draw a straight line that increases from left to right. Try and get the same amount of plots on the top and bottom of the line and go through one or two of the plots. Don't connect the dots, though.

B. This scatter plot demonstrates a positive association between a person's height and weight because the trendline increases from left to right. According to this data, as weight increases, so does height. The more someone weighs, the more likely they are to be tall.

What is the slope of the line going through (9,7) and (9,-4)

Answers

Answer:

undefined

Explanation:

look at the screenshots

What is the solution to Negative three-fourths x + 2 less-than-or-equal-to negative 7?
x greater-than-or-equal-to negative 12
x greater-than-or-equal-to 12
x less-than-or-equal-to 12
x less-than-or-equal-to negative 12

Answers

Answer: -3x/4 + 2

Step-by-step explanation:

multiply 3/4x and 3x/4

Answer:

its b

Step-by-step explanation:

may i also please get brainliest

solve the following proportion n-5/10 = n+4/2

Answers

Answer:

n = -25/4

Step-by-step explanation:

(n - 5)/10 = (n + 4)/2

10(n + 4) = 2(n - 5)

5(n + 4) = n - 5

5n + 20 = n - 5

4n = -25

n = -25/4

State if the three numbers can be measures of the sides of a triangle.​

Answers

The answer is YES; any number except 0 or negative numbers can be measured of the sides of a triangle.
Also, this would be an isosceles triangle.
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