a cart is pushed 40 meters against 45 newtons of friction = how much work done

Answers

Answer 1

Answer:

-1.8 kJ

Step-by-step explanation:

Given

Displacement = 40 metersForce against = 45 N

Solving

W = F x SW = - 45 x 40W = -1800 J = -1.8 kJ
Answer 2

Answer:

2250 J

Step-by-step explanation:

Work done is given by the formula :

work done = force × distance

Substituting values given gives us:

Work done = 45 × 40

Work done = 2250 J


Related Questions

You work 44 hours at Candelaria's Tortilla Factory (CTF), You earn $15.00 per hour and you get paid 1.5 times
your base rate for hours worked over 40 hours. You pay 6.25% for Social Security, and 1.45% for Medicare.
You also pay $83.00 for your health insurance. You also put 3% of your gross pay into 401(k). How much is
your take home pay?

Answers

Answer:

$537.87

Step-by-step explanation:

First, we need to determine our total pay which will be 40 hours times our $15 per hour to be $600. For the extra hours above 40, we are payed 1.5 times as much.

$15 * 1.5 = $22.5 * (44-40) = $90 additional pay

$600 + $90 = $690 total pay

Now, we calculate all of our deductions.

Subtract social security to be

690 * (1-0.0625) = $646.875

Medicare Deduction

646.875 * 0.9855 = $637.50

Health Insurance

$637.50-83 = $554.50

401k Deduction

$554.50 * 0.97 = $537.87

This stem and leaf plot shows the height of several trees.
Height in Feet and Inches of Several Trees
5 || 8
6|| 2,3,7,8,9,9
7 || 0,1,4,5
8 ||6,7,8,9,10
What is the number of trees that are LESS than 7 feet tall?
Question Help: Message instructor
Submit Question

Answers

Answer:

7 trees.

Step-by-step explanation:

Number < 7 ft consists of the first 2 stems:

5 || 8   - 1 tree

6|| 2,3,7,8,9,9  -  6 trees

= 1 + 6

= 7.

The number of trees that are less than 7 trees as shown in the stem-and0leaf plot is: 7 trees.

What is a Stem-and-leaf Plot?

In a stem-and-leaf plot, data points are represented in leaves and stems. For example, representing height of trees as 5 || 8, means a data point representing a height of a tree measuring 5 ft and 8 inches tall.

From the stem-and-leaf plot given, the data points that are below 7 feet are 7 in number, which range from 6 ft and 9 inches down to 5 ft and 8 inches.

The answer is: 7 trees.

Learn more about stem-and-leaf plot on:

https://brainly.com/question/8649311

#SPJ6

5. You get a car loan for $13,000 to buy a used car. The car dealer who gives you the loan charges
8.4% interest, compounded monthly, for 4 years.
(a) What's the total amount you will have to pay back for this loan?
(b) What is your monthly payment for this loan?

Answers

Answer:

Total = $15,351.10

Monthly = $319.81

2. 28 - 3t = 10
Work out the value of t.

Answers

Answer:

t = 6

Step-by-step explanation:

28 - 3t = 10

-3t = 10 - 28

-3t = -18

t = -18/-3

t = 6

Note: (-)/(-) = +

Answer:

t=6

Step-by-step explanation:

—3t=—18

t=6

Answer this and i mark u branliest

Answers

Step-by-step explanation:

5a.

10 white squares

15 shaded squares

5b.

a1 = 1 = 2×1 - 1

a2 = a1 + 2×2 - 1 = 2×1 - 1 + 2×2 - 1 = 2×(1+2) - 2

a3 = a2 + 2×3 - 1 = 2×(1+2+3) - 3

...

an = 2×(1+2+...+n) - n = 2×n×(n+1)/2 - n = n²

so,

a350 = 350² = 122,500

figure350 has 122,500 squares.

5c.

a1 = 1

a2 = a1 = 1

a3 = a2 + 5

a4 = a3 = 6

a5 = a4 + 9

a6 = a5 = 15

a7 = a6 + 13

a8 = a7 = 28

...

a(2n) = a(2n - 1)

a(2n - 1) = a(2(n-1) - 1) + 1 + 4(n - 1) = n×1 + 4(0+1+2+...+n-1) =

= n + 4×(n-1)×n/2 = n + 2×(n² - n) = 2n² - n

therefore,

a350 = a349

a349 = a(2×175 - 1) = 2×175² - 175 = 61,075

figure350 has 61,075 shaded squares.

A rectangular sheet of metal measures 8 inches by 12 inches. The metal is worth $2.00 per square inch. How much is the sheet of metal worth?

Answers

Answer:

Step-by-step explanation:

Find the area of the sheet metal

Area = L * w

L = 12

w = 8

Area = 12 * 8

Area = 96 square inches.

Find the value of the sheet metal

1 square inch costs $2.00

96 square inches cost 2 * 96 = $192.00

Using the illustrations below, determine the relationship between the volumes of
the two given solid figures. Put a check ( / ) on the blank if the sentence states
the correct relationship

Answers

Answer:

I don't see the illustrations

Find the measure picture below

Answers

By the vertical angle theorem, angle K is equal to the angle of measure 28 degrees.

    --> so k is 28 degrees

Def. of vertical angle theorem: states that the opposite (vertical) angles of two intersecting lines are congruent

Hope that helps!

PLEASE HELP NOW I WILL FOLLOW AND GIVE BRAINLIST

Answers

Answer:

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

Step-by-step explanation:

[tex] \frac{4}{10} = \frac{2}{5} [/tex]

good luck

Answer/Step-by-step explanation:

At least, meaning 2 1/2 or more

Now, I'm not exactly sure how they want it written so it could be two answers.

4/10

OR

4

Hope this helps :)

all of these are service industries except zoo bakery law firm or travel agency

Answers

Answer:

A zoo

Step-by-step explanation:

A zoo can't be consisdered a "service industry" compared to the other ones.

So

A.) Zoo

is your answer

A printer can print 32 pages in 80 sec.
The rate in lowest terms is______?

Answers

Answer:

0.4 pages per second

24 pages per minute

1 page can be printed every 2.5 seconds

Each answer is technically correct, use the one that's most appropiate

Step-by-step explanation:

32 pages in 80 seconds

32 / 80 = 0.4 pages per second

0.4 / 1

If they want it in minutes, multiply both sides by 60 seconds

0.4 * 60 / 1 * 60

24 pages per minute

Pls pls help with this!
What equation represents the linear relationship in this graph?



A :y = 10x
B: y = 6x
C:y = 1/3x
D: y = 3x

Answers

Answer:

  D:  y = 3x

Step-by-step explanation:

The relationship shown is a proportion. The only "unknown" is the constant of proportionality, the slope of the line. That is most easily found by looking for the value of y that corresponds to the value x=1.

__

This graph shows that 1 song costs $3, so the equation is ...

  y = 3x

1/3 + 1/3=
5/10-2/10=
=
4/5-2/5=
11+1=
=

Answers

Answer:

Step-by-step explanation:

1/3 + 1/3= 2/3

5/10-2/10=3/10

4/5-2/5=2/5

11+1=12

three different purposes for determining the derivative.

Answers

Answer:

A derivative is a slope function. If you want to find the slope anywhere along the function, you can.

Explanation:

Given: What is the purpose of a derivative?

A derivative is a slope function: m=f'(x=value). If you want to find the slope anywhere along the function, you can.

If you want to find a tangent line at a specific point along the function you can, using the slope and the point: y−y1=m(x−x1)

Answer:

See below

Step-by-step explanation:

A derivative is a slope function, so it allows you to find the slope anywhere along a function where it's continuous.

For example, the derivative of velocity is acceleration, which is applicable in real life.

You can also find a tangent line at a specific point by finding the slope of the function at that point and then using point-slope form [tex]y-y_1=m(x-x_1)[/tex] to get your tangent line.

which combinations hold the same amount of liquid as an 8-pint bowl

Answers

The correct answers are C, D, and E.

1 quart = 32 fl oz
1 pt = 16 oz

Using these conversions you will multiply the number of quarts or pints by the number of ounces in each and then add the totals together to find if they equal 128 oz.

C. 4 x 32 = 128 oz
D. 2 x 32 + 8 x 8 = 128 oz
E. 3 x 32 + 2 x 16 = 128 oz

Find the median of the following data:​ 19, \ 21, \ 18, \ 17, \ 18, \ 22, \ 4619, 21, 18, 17, 18, 22, 46

Answers

Check the picture below.

What is the difference between a copyright and a trademark, and how are they used to protect intellectual property?

Answers

Answer: Copyright protects original work, whereas a trademark protects items that distinguish or identify a particular business from another.

The trademark laws protect the product or service name and any slogans used in the advertising, while the copyright laws protect the additional creative written expression contained in the ad. Hope this helps!

Step-by-step explanation:

SOMEONE HELP ME PLEASE!! 100 POINTS FOR ANSWER!!
I took a screenshot of my problem.

Answers

Answer:

B it originally cost 12000

Step-by-step explanation:

the depriciation factor is  0.75^t and the original value was 12000

Answer:

(2) The motorcycle cost $12,000 when purchased.

Step-by-step explanation:

[tex]V(t)=12000(0.75)^t[/tex]

[tex]V(0)=12000(0.75)^0=12000[/tex]

[tex]V(1)=12000(0.75)^1=9000[/tex]

[tex]V(2)=12000(0.75)^2=6750[/tex]

etc.

⇒ Initial cost = $12,000

⇒ The motorcycle's value is decreasing by 25% each year.

A copy machine makes 44 copies per minute. How many copies does it make in minutes 5 and 15 seconds?

Answers

Answer:

231

Step-by-step explanation:

5 minutes + 15 seconds = 5.25 minutes
44 × 5.25 minutes = 231 copies

Please help I'll mark brainliest 2​

Answers

Answer:

True

Step-by-step explanation:

To find the amount of observations all you need to do is just add up the dots. Adding the number of observations in each range should be true

nvm someone answered lol good luck!

what is probability scale to the sea will disapper​

Answers

it’s basically a 100% chance that the oceans will disappear in a few billion years, but according to some sources, most sealife (95%+) may be wiped out by the year 2100.

the average of 15 pupils in a room is 11. if a man of 27 years enter the room. what will be the new average age?​

Answers

Answer:

12

Step-by-step explanation:

→ Find the total age of the children

15 × 11 = 165

→ Add the mans age

165 + 27 = 192

→ Divide by 16

192 ÷ 16 = 12

The value of (2i3)3 is
IS

Answers

Answer:

Assuming you mean (2^3)3, the answer is 24

Step-by-step explanation:

using pemdas you do 2 to the third power first

2x2=4 4x2=8

then you mutiply by the number not in parenthesis; 3

8x3 = 24

i need help with this

Answers

[tex]\qquad\qquad\huge\underline{{\sf Answer}}♨[/tex]

In the given figure, Angle y is equal to Angle adjacent to 52° and 90° by Vertical opposite angle pair

And since they for straight line, their Angle sum will be equal to 180°

that is :

[tex]\qquad \tt \dashrightarrow \:y + 52 + 90 = 180[/tex]

[tex]\qquad \tt \dashrightarrow \:y + 142 = 180[/tex]

[tex]\qquad \tt \dashrightarrow \:y = 180 - 142[/tex]

[tex]\qquad \tt \dashrightarrow \:y =38 \degree[/tex]

Answer:

y = 38°

Step-by-step explanation:

We know that the angles in a straight line are added up to 180°.

So,

90 + y + 52 = 180

142 + y = 180

y  = 180 - 142

y =  38°

Help picture below problem 8

Answers

Answer:

C. never

Step-by-step explanation:

A trapezoid has exactly one pair of opposite sides parallel.

A parallelogram has exactly two pairs of opposite sides parallel.

A trapezoid is never a parallelogram.

Find the measure picture attached

Answers

Answer:

30

Step-by-step explanation:

90 - 60 = 30

Name the theorem or postulate that justifies the congruence.
JAJSAS
[B] ASA
[C] AAS
[DJ HL

Answers

The answer should be B ASA (angle, side, angle)

Mr. Jones is building the garage shown below. What is the volume of the garage?

Answers

Answer: 891 ft³

Step-by-step explanation:

     We can break the garage into two different parts. The roof, triangular, and the rest, rectangular. I will start by solving for the rectangular part.

     V = L * W * H

     V = 12 ft * 9 ft * 7.5 ft

     V = 810 ft³

     Now, I will solve for the triangular part, the roof. First, 9 ft - 7.5 ft = 1.5 ft, so the height of just the roof is 1.5 ft.

     V = [tex]\frac{L * W * H}{2}[/tex]

     V = [tex]\frac{12 * 9* 1.5}{2}[/tex]

     V = [tex]\frac{162}{2}[/tex]

     V = 81 ft³

     Lastly, I will add the two different parts together.

810 ft³ + 81 ft³ = 891 ft³

Explain why 0.323232 is greater than 0.32

Answers

Answer:

0.323232 is the greater number

Step-by-step explanation:

This is because if you write the numbers the same way, there is a difference between the first 0 and the 3.

Look here: 0.323232       0.320000

You can see that there is a 3 after the first 2, therefore that shall deem the greater number.

Three students measured the heights of the daffodils they are growing.
2/3
Sofia's daffodil is 4/6

of a foot high
Mateo's daffodil is

of a foot high.
3/8
Deshawn's daffodil is

of a foot high
Which statement correctly compares two of these fractions?

L

Answers

D is the correct answer. All the other options are not true, except option D.
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