PLEASE HELP!!! I WILL RATE YOU BRAINLIEST
The first laptop ever was sold was the Osborne 1. It came onto the market in 1981, and it had a mass of 11 kg. Suppose that since 1981 the mass of laptops has decreased at an average rate of 4.7% per year. What was the approximate weight of a laptop in 2019?

a. 6.43 kg
b. 8.10 kg
c. 4.62 kg
d. 1.76 kg

Answers

Answer 1

Answer:

A. 6.43 kg

Step-by-step explanation:

Sana nakatulong


Related Questions

uhh help.......................................

Answers

Answer:

128/15 minutes or 8.5 minutes

Step-by-step explanation:

By using unitary method, Time required to paint 5/8 of wall = 16 minutes.

Time required to paint 1/1 of wall = 16*8/5

Hence, Time required to paint 1/3 of wall = 16*8/5*1/3

Hope this helps, thank me later

Answer:

8.53 minutes

Step-by-step explanation:

PLEASE HELP! NO LINKS!!

Answers

Answer:

69 slices

Step-by-step explanation:

3 5/6 = 3 15/18 = 69/18

if each slice is 1/18, then 69 slices

can someone help my lil sis.

Answers

Answer:

-24

Step-by-step explanation:

plug the values into the expression and simplify:

[tex]-4 - 4(5)\\-4-20\\-24[/tex]

So, the answer is -24.

Answer:

16

Step-by-step explanation:

4 - 4 * 5

7. x + y = 8 x - y = 4​

Answers

Answer:

7. x + y = 8 x - y = 4

2

jope in help

Answer:

x=6 y=2

Step-by-step explanation:

6+2=8 and 6-2=4 so x has to be 6 and y has to be 2

Is it Surface area or Lateral and then solve it

Answers

Answer:

lateral

Step-by-step explanation:

Which sentence is written correctly?

Group of answer choices

For the field trip I packed the following items; swim gear including my goggles and a bathing suit, a lunch, as well as a snack and plenty of sunscreen.

For the field trip I packed the following items, swim gear, including my goggles and a bathing suit, a lunch, as well as a snack, and plenty of sunscreen.

For the field trip I packed the following items: swim gear, including my goggles and a bathing suit; a lunch, as well as a snack; and plenty of sunscreen.

For the field trip I packed, the following items: swim gear, including my goggles and a bathing suit; a lunch, as well as a snack, and plenty of sunscreen.



Which sentence is written correctly?

Group of answer choices

After talking about the plot events of the movie, we discussed the characters.

After talking about the plot events, of the movie we discussed the characters.

After talking about the plot events of the movie we discussed the characters.

After talking about the plot events of the movie we discussed; the characters.




Which sentence is written correctly?

Group of answer choices

Can you please pass the carrots, Robert?

Can you please pass the carrots; Robert?

Can you please pass the carrots Robert?

Can you please pass the carrots, “Robert”?




Which sentence is written correctly?

Group of answer choices

If there is an early school closing, the superintendent notifies: the local radio station, WXPL, the principals of the elementary, middle, and high schools; and the public television station.

If there is an early school closing the superintendent notifies, the local radio station, WXPL; the principals of the elementary, middle and high schools; and the public television station.

If, there is an early school closing, the superintendent notifies the local radio station, WXPL; the principals of the elementary, middle, and high schools and the public television station.

If there is an early school closing, the superintendent notifies the local radio station, WXPL; the principals of the elementary, middle, and high schools; and the public television station.



Which sentence is written correctly?

Group of answer choices

While, Mrs. Izumo, checked out my books I opened my backpack.

While Mrs. Izumo checked out my books; I opened my backpack.

While Mrs. Izumo, checked out my books, I opened my backpack.

While Mrs. Izumo checked out my books, I opened my backpack.




Which sentence is written correctly?

Group of answer choices

Riley is planning to join us isn’t he.

Riley is planning, to join us, isn’t he?

Riley is planning to join us, isn’t he?

Riley is planning to join us; isn’t he?




Which sentence is written correctly?

Group of answer choices

Raccoons; squirrels; and snails live in my backyard.

Raccoons, squirrels, and snails live in my backyard.

Raccoons squirrels and snails, live in my backyard.

Raccoons squirrels, and snails live in my backyard.




Which sentence is written correctly?
Group of answer choices

“Yes, I’d like some soup, please,” she said.

“Yes I’d like some soup, please.” she said.

“Yes, I’d like some soup; please,” she said.

Yes; I’d like some soup please,” she said.




Which sentence is written correctly?

Group of answer choices

For homework last week we had division, multiplication and fraction problems a story about two friends, and an outline for the science fair.

For homework, last week we had division, multiplication; and fraction problems; a story about two friends, and an outline for the science fair.

For homework last week, we had division, multiplication, and fraction problems; a story about two friends; and an outline for the science fair.

For homework last week, we had division, multiplication, and fraction problems, a story about two friends, and an outline for the science fair.





Which sentence is written correctly?
Group of answer choices

If you would rather walk let’s take: an umbrella.

If you would rather walk, let’s take an umbrella.

If you, would rather walk, let’s take an umbrella.

If you would rather walk let’s take; an umbrella.

Answers

Answer After talking about the plot events, of the movie we discussed the characters. is correct

Answer:

After talking about the plot events of the movie we discussed the characters.

Step-by-step explanation:

Hope it helps u

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Tell whether the given value is a solution of the inequality.
x + 1 > 10; x = 9

Answers

Answer:

given x+1 > 10,

x > 10 - 1

x > 9

which means x MUST BE more than 9 , which also means 9 isnt included in the inequality therefore x = 9 is not a solution.

Simplify fully 8xz3/20x2y2​

Answers

Answer:

[tex]\frac{2z^3}{5xy^2}[/tex]

Step-by-step explanation:

Answer:

Step-by-step explanation:

i is the only thing i in my life and green and orange safe because he has to go back and forth with me because he is joke

In circle A as shown below, segment DC is tangent to circle A at D.
Also, DC = 4 and BC = 2.

Find the length of the radius of circle A.
3
5
6
12.

Answers

Answer:

AB = 3

Step-by-step explanation:

AB = AD

AB² + 4² = (AB + 2)²

AB² + 16 = AB² + 4AB + 4

combine like terms:

4AB = 12

AB = 3

The length of the radius of the circle is 3 units.

The correct option is A.

What is Pythagoras' theorem?

In a right-angled triangle, the square of the hypotenuse side is equal to the sum of the squares of the other two sides, according to Pythagoras's Theorem.

Given:

Circle A is shown in the given image.

And segment DC is tangent to circle A at D.

DC = 4 and BC = 2.

The radius of the circle = AB = AD.

So, by the Pythagoras' theorem,

(AB + 2)² = (AB)² + (CD)²

(AB + 2)² = (AB)² + 16

(AB)² + 4AB + 4 = (AB)² + 16

4AB = 12

AB = 12/4

AB = 3

Therefore, AB = 3 units.

To learn more about the Pythagoras theorem;

https://brainly.com/question/343682

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what is the circumference of a circle with a diameter of 40

Answers

The circumference of the circle with a diameter of 40 is approximately 125.6636 units.

To calculate the circumference of a circle, we can use the formula:

Circumference = π * Diameter

Given that the diameter of the circle is 40, we can substitute this value into the formula:

Circumference = π * 40

The value of π (pi) is approximately 3.14159, so we can further simplify the equation:

Circumference ≈ 3.14159 * 40

Calculating this expression gives us:

Circumference ≈ 125.6636

Therefore, the circumference of the circle with a diameter of 40 is approximately 125.6636 units. Note that the unit of measurement is not provided in the question, so the answer is given in generic units.

For more such questions on circumference

https://brainly.com/question/20489969

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pre-calc
please help​

Answers

Answer and Step-by-step explanation:

First, get theta by itself.

θ = [tex]sin^{-1}(\frac{\sqrt{3} }{2} )[/tex]

Plug this into a calculator.

θ = 60°

To get it in radians, multiply 60 by [tex]\frac{\pi }{180}[/tex].

θ = [tex]\frac{1}{3} \pi[/tex] radians

#teamtrees #PAW (Plant And Water)

Describe how to determine if two lines are parallel, perpendicular or neither. Give an example of a parallel line, a perpendicular line and a line which is neither parallel nor perpendicular to y=2/5x+7.

Answers

Answer:

In order to determine if two lines are parallel, perpendicular, or neither, look at their slopes. If the lines have the same slope, they are parallel. If the slopes are opposite reciprocals, then they are perpendicular. If the slopes of the lines are not any of those, then they are neither.

Parallel line: [tex]y = \frac{2}{5} x[/tex]

Perpendicular line: [tex]y = -\frac{5}{2} x[/tex]  

Neither: [tex]y = 3x[/tex]

Step-by-step explanation:

In order to determine if two lines are parallel, perpendicular, or neither, look at their slopes. If the slopes of the two lines are the same, then they are parallel. If the slopes of the two lines are opposite reciprocals, then they are perpendicular. If the slopes of the lines are not any of those, then they are neither.  

The equation [tex]y = \frac{2}{5} x+7[/tex] is in slope-intercept form. The y is isolated and it's in [tex]y = mx + b[/tex] format. Whenever an equation is in slope-intercept form, the [tex]m[/tex], or the coefficient of the x-term, represents the slope. So, the slope of the given line is [tex]\frac{2}{5}[/tex]. Therefore, use the rules listed previously to find lines that are parallel and perpendicular.

Parallel lines have the same slope, so an example of a parallel line would be [tex]y = \frac{2}{5} x[/tex].

Lines that are perpendicular have slopes that are opposite reciprocals, so an example of a perpendicular line would be [tex]y = -\frac{5}{2} x[/tex].

Lines that are neither do not fall into either of those categories, so an example of a line that is neither would be  [tex]y = 3x[/tex].

Justin is a teacher and takes home 76 papers to grade over the weekend. He can grade at a rate of 7 papers per hour. How many papers would Justin have remaining to grade after working for 10 hours?

Answers

Answer:

6

Step-by-step explanation:

After 10 hours he has graded 10*7 papers which is 70

76-70 = 6

Answer:

The answer is 6

Step-by-step explanation:

10X7=70

76-70=6

Please answer all the questions I will mark brainliest

Oops I put this on math on accident ;-;

Answers

Answer:

water

other animals

sight

Answer:

3. water

4. other animals

5. sight

Step-by-step explanation:

3. notic the word hydraulic

4. carnivores only eat meat

5. notice the word optical

And remember dont always depend on other people to do your work.  it will just make it harder on you.

Bobby calculates the mean number of goals for each of the players on a hockey team in the set {4, 7, 5, 8, 12, 2, 3, 5, 7}. Determine the mean absolute deviation (MAD) of goals for this team. Round your answers to the nearest tenth.

Answers

Answer:

2.3

Step-by-step explanation:

n = Number of data points = [tex]9[/tex]

The data set is

[tex]4, 7, 5, 8, 12, 2, 3, 5, 7[/tex]

Mean

[tex]\bar{x}=\dfrac{4+7+5+8+12+2+3+5+7}{9}=5.89[/tex]

Absolute mean deviation

[tex]\dfrac{|4-5.89|+|7-5.89|+|5-5.89|+|8-5.89|+|12-5.89|}{9}\\+\dfrac{|2-5.89|+|3-5.89|+|5-5.89|+|7-5.89|}{9}=2.3[/tex]

The mean absolute deviation of the data set is [tex]2.3[/tex].

Fourteen percent of the town's population is over the age of 65. If there are 320
residents over the age of 65, approximately what is the town's population?

Answers

Answer:

2,285.7143

Step-by-step explanation:

There are two ways of doing this.

#1: Take 320, and divide it by the 14%. This should get you how many people are eqivlelent to 1 percent. When I did it out, 320/14 is equal 22.857143...

Remember this is 1%, and we need to find 100%. So we need to multiply the 1%, which was 22.857143, by 100.

This should get you 2,285.7143.

#2 Take your 100%, and divide it by the 14% that make up the 65+ population. This should get you 7.1428571.

Now you just have to multiply this number by the amount of 65+ residents, which is 320. So you should multiply 320x7.1428571.

This should get you the same exact answer, 2,285.7143

Answer:

2,285.7143

Write the number in 2 equivalent forms as a fraction, decimal, or percent.
20
20

Answers

Answer:

11/100 as a fraction

.11 as a decimal

step-by-step explanation:

Does the graph represent a function?

Answers

Answer:

Yes

Step-by-step explanation:

I think it would be every domain has 1 range

Hope It helps Have a Good day

If 5x+10y=−3 is a true equation, what would be the value of 5x+10y+7?

Answers

Answer:

4

Step-by-step explanation:

5x + 10y = − 3.... (given)

Adding 7 on both sides,

5x + 10y + 7 = - 3 + 7

5x + 10y + 7 = 4

HELPPP THANKS ILL GIVE BRAINLIEST! no links

Answers

Answer:

2, 10, 0, 4

Step-by-step explanation:

"regrouping 1 tenth into 10 hundredths" is taking one of those green tenth sticks and dividing it into 10 hundredth squares. That means that you have 2 wholes, 2 tenths (remaining green sticks), and 10 hundredths (because the only hundredths you have are the ones you got from that tenth you regrouped).

After crossing them out, you have 2 wholes, 0 tenths (because you only had 2 before), and 4 hundredths (because you crossed out 6 of the 10, 10-6=4).

Hope I could help you!

Tony love finding the area, such as pizza slices. His favorite pizza is a pepperoni with mushrooms that he can't stop talking about. The diameter is 18 inches and it is always cut into 6 slices of exactly the same size. In terms of pi, what is the surface area of one slice of the large pizza? (hint: think of the pizza as a sector you want to find the area of). Fill in your answers in the form of a fraction, aπb. You do not need to worry about pi as it is already built into the answer.

Answers

Answer:

[tex]\frac{27\pi }{2}[/tex] square inches.

Step-by-step explanation:

The pizza would have a circular shape so that dividing it into 6 slices implies that there are 6 sectors.

The central angle formed by each sliced pizza = [tex]\frac{360}{6}[/tex]

                                                                  = [tex]60^{o}[/tex]

Given that the diameter = 18 inches, thus;

radius = [tex]\frac{18}{2}[/tex]

          = 9.0 inches

Since the sliced pizza now has the shape of a sector, then;

the surface area of each large pizza = (θ/360)* [tex]\pi[/tex][tex]r^{2}[/tex]

                                   = [tex]\frac{60}{360}[/tex]*[tex]\pi[/tex]*[tex](9)^{2}[/tex]

                                   = [tex]\frac{1}{6}[/tex]*[tex]\pi[/tex]*81

                                   = 13.5[tex]\pi[/tex] square inches

Surface area of each large pizza = [tex]\frac{27\pi }{2}[/tex] square inches

The surface are of one slice of the large pizza is [tex]\frac{27\pi }{2}[/tex] square inches.

The diameter of your bicycle wheel is 24 inches. How far will you move in one turn of your wheel?

Answers

Answer:

24pi inches, or 75.3982237in

Step-by-step explanation:

circumference is diameter times pi

helppppppppppppppppp
what is the x coordinate of point A?
what is the y coordinate of point D?
which point is on the x axis ?
which point is on the y axis ?​

Answers

Answer:

The x-coordinate of point A is: 6

The y-coordinate of point D is: 3

The point that is on the x-axis is: Point E

The point that is on the y-axis is: Point B

Step-by-step explanation:

Hope this helps :)

Answer:

6 = x-coordinate of Point A

3 = y-coordinate of point D

E is on the x-axis

B is on the y-axis

Step-by-step explanation:

HELPPP ME PLEASE ITS DUE TODAY!!!!

Answers

Answer:

d = -4.7

Step-by-step explanation:

d + 0.7 = -4

subtract 0.7 from both sides

d + 0.7 = -4

   - 0.7    -0.7

d = -4.7

d + 0.7=-4
d+0.7-0.7=-4-0.7
d=-4.7
It’s hard to explain but d equals -4.7

Help me plz!!!!
The probability of spinning an even number on this
spinner is 0.6, Which word describes the likelihood of
this event?
A.Certain
B. Likely
C. Neither likely nor unlikely
D.Unlikely

Answers

Answer: Likely

Explaination: More than 50% of the spinner is even.

Therefore, it's likely that the spinner will

land on an even number.

Dimensions of cone

Radius:8
Height:2

Diameter :6
Height :4

Radius:2.5
Height 2


Find the volume of a cone




Find the volume of a cylinder


Answers

452.16

39.27

402.12

113.1

133.97

15.7

108.56

100.48

37.68

Answers

Answer:

133.97

Step-by-step explanation:

Define prime numbers with example and way to find the prime numbers by sieve Eratosthenes?

Answers

Answer:

A prime number is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number. For example, 5 is prime because the only ways of writing it as a product, 1 × 5 or 5 × 1, involve 5 itself.

In mathematics, the sieve of Eratosthenes is an ancient algorithm for finding all prime numbers up to any given limit. It does so by iteratively marking as composite the multiples of each prime, starting with the first prime number, 2

Step-by-step explanation:

Hope it helps you ☺

(HELP) Find the measures of the angles marked with letters.​

Answers

y= 70°
In an isosceles triangle the two base angles are the same and as angles in a triangle add to 180, 180-40=140, 140/2= 70

Can someone help me on this question I kinda forgot how to find slope lol

Answers

Answer:

D

Step-by-step explanation:

PLEASE HELP!!!!!!!!!!!
Holly operates a fruit bouquet business. Function f represents the costs, in dollars, that Holly incurs when she creates x bouquets to sell. Function g represents the revenue, in dollars, Holly receives from selling x bouquets. Which combination of functions f and g represents the profits, in dollars, Holly earns when she creates and sells x bouquets? A. (f − g)(x) B. (fg)(x) C. (g − f)(x) D. (g + f)(x)

Answers

Answer:  

C. (g − f)x

Step-by-step explanation:  Subtract costs (f) from revenue (g) and multiply by bouquets made (x) to find profit.

Example would be if it costs $1 to make each bouquet and she charges $3 for each bouquet made.  If she made 5 and sold them it would be...

(g-f)x

(3 - 1) 5 = profit

(2) 5 = $10 profit

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