Mandy works construction. She has a 5-meter long metal bar that weighs 40 kg. What is the weight of the metal bar that is 3 meters long?

Please show your work if you can!

Answers

Answer 1

Answer:

24 kg

Step-by-step explanation:

Simple!

Divide 40kg by 5 meters to get 8kg/m

Then plug this into the equation 3m=?kg to get 24kg.

Answer 2
It should be 24 because 5:40 have the same ratio as 3:24

Related Questions

(-3f – 4g + 9) – 3(2 – 6f + 5g) simplify

Answers

Answer:

3f  -9g +7

Step-by-step explanation:

(–3f – 4g + 9) – (2 – 6f + 5g)

Distribute the minus sign

(–3f – 4g + 9) – 2 + 6f - 5g

I like to line them up vertically

–3f – 4g + 9

+ 6f - 5g  -2

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

3f  -9g +7

Answer:

15f - 19g + 3

Step-by-step explanation:

(-3f - 4g + 9) -  3 • (-6f + 5g + 2)

=15f+19g

Please help 15 points and brainliest




Use the table above. What is the probability of choosing a BOY? Give your answer as a Fraction, Decimal, and Percent.

Fraction:
Decimal:
Percent:
Use the table above. What is the relative frequency of GRADUATES? Give your answer as a Fraction, Decimal, and Percent

Fraction:
Decimal:
Percent:
Use the table above. What is the probability of choosing a BOY who GRADUATES? Give your answer as a Fraction, Decimal, and Percent

Fraction:
Decimal:
Percent:

Answers

Answer:

There is no table in your question.

Step-by-step explanation:

Is anyone willing to help????

Answers

Answer:1- supplementary 2-100

Step-by-step explanation:

I NEED HELP ON THIS QUESTION PLSSSS.

Answers

Answer:

F

Step-by-step explanation:

the triangle is isoceles and the two bottom angles are equal to each other.

I am just typing this so you can give the the other person brainliest thank me later

An airplane at 30,100 feet above the ground begins descending at a rate of 2,150 feet per minute. Write a linear equation that describes this scenario. Use the variable x and y. Write your equation in slope-intercept form.

After how many minutes will the plane reach the ground? Use the correct units for your answer.

Thank you!

Answers

Answer:

400 mins.

Step-by-step explanation:

help me please the question is in the photo :(

Answers

Answer:

1: $15.21

2: B

Step-by-step explanation:

1: 13.00x0.17=2.21

13+2.21= $15.21

2: 70.00x0.045=3.15

3.15x3=9.45

70+9.45=79.45

What steps would you follow to graph the inequality statement? -4 ≥ -w

place an open circle on -4 and shade to the left
place a closed circle on -4 and shade to the right
place an open circle on 4 and shade to the left
place a closed circle on 4 and shade to the right

Answers

Answer:

Place a closed circle and shade to the right

Males and females (ages 13–18) were surveyed to choose a favorite free-time activity: playing computer games, listening to music, or watching movies/TV.

The survey showed the following frequencies:
Females—playing computer games: 4; music: 20; watching movies/TV: 16
Males—playing computer games: 15; music: 12; watching movies/TV: 13

Which of the following is a correct two-way frequency table for the data?


Male and Female Leisure Time Activity Preferences
Computer Games Music Watching movies/TV Row totals
Female 4 20 16 40
Male 15 12 13 40
Column totals 19 32 29 80

Male and Female Leisure Time Activity Preferences
Computer Games Music Watching movies/TV Row totals
Female 0.05 0.25 0.20 0.50
Male 0.19 0.15 0.16 0.50
Column totals 0.24 0.40 0.36 1

Male and Female Leisure Time Activity Preferences
Computer Games Music Watching movies/TV Row totals
Female 0.10 0.50 0.40 1
Male 0.38 0.30 0.33 1
Column totals 0.24 0.40 0.36 1

Male and Female Leisure Time Activity Preferences
Computer Games Music Watching movies/TV Row totals
Female 0.21 0.63 0.55 0.50
Male 0.79 0.38 0.45 0.50
Column totals 1 1 1 1

Answers

Answer

the first one i think

Step-by-step explanation:

Answer:

A. I just took the test and got it correct.

Step-by-step explanation:

Add the two expressions. 3y + 5 and y + 24

Answers

Answer:

the answer is 32y

Step-by-step explanation:

3y + y = 4y
5 + 24 = 29
4y + 29

These two right cylinders have the same height, 25 centimeters. The radius of the smaller cylinder is 5 centimeters and the radius of the larger cylinder is 3 times greater than that of the smaller cylinder. What is the ratio of the volume of the larger cylinder to the volume of the smaller cylinder?
(20POINTS)

Answers

first cylender

Step-by-step explanation:

HELP!
Henry is making a corn grits recipe that calls for 14 cups of corn grits for every 12 cups of water.
How much water will he need if he uses 112 cups of corn grits? Enter the number in the box.

Answers

Answer:

about 130

Step-by-step explanation:

Somewhere around 130

Hannah wants to make a jewelry box for her mother. She found6,2/3 meters of wood in the garage. When finished making the jewelry box, there was 5,1/3meters of wood left. How much wood did Hannah use to make the jewelry box?
1,1/3
2
11,1/3
12

Answers

Answer:

A 1 and 1 third

Step-by-step explanation:

pleaze mark me az brainlist

1,1\3
Explanation. U subtract 6-5 and get 1 and then 2\3-1\3=1\3

The cost C, in £, of a monthly phone contract is made up of the fixed line rental L, in £, and the price P, in £ ,of the calls made. Enter a formula for the cost and, enter the cost if the line rental is £19 and the price of calls made is £39.

Answers

Answer:39$

Step-by-step explanation:

$82

What the answer for both of them

Answers

Answer:

1 st one and the last one that is the answer

Step-by-step explanation:

NO explain needed

first and last one. no really explanation just know

So this one really confuses me, it may be easy for you guys though. So, a magical square 3x3 with 8 numbers 1/4 - 2 going by fractions, so, 1/4, 2/4, 3/4, 1, 1 1/4, 1 2/4, 1 3/4, 2. Each side has to equal 3. Good luck, I've spent 2 hours now.

Answers

Answer:

Another is that I tried to divide my number equally so they add up to my number. ... You can find this number by using a simple math formula, where n = the number ... Actually, all 3x3 Magic Squares have an identical structure. ... 3x3 Magic Square 2 7 6 9 5 1 4 3 8 There are three types of magic squares: 1) ...

Step-by-step explanation:

Ok so I was looking at what the other answer said and it doesn’t really work for this because that uses 9 numbers, this has 8. My work is in whole numbers but it’s all equivalent to the numbers you gave if you make it 4ths ex. 5=5/4=1 1/4 or 8=8/4=2

I really need help please

Answers

Answer:

y=1

x=-5

5x+y=0

-x+y+-6

Describe how to write an equation from a table of values using a graph. No there is not a graph that is all I was given for the question.

Answers

Answer:

Look that the coordinates and trace those points to a corresponding number on the x or y axis. Then write the first number in the coordinate in the x value and the second number for the y value, repeat the process for the rest of the points.

An example is (-3,2), if you see the point (-3,2) on your graph, plug in -3 for the x value and 2 for the y value (don't include this example into your response - it was just for you to see what I mean)

Answer:

just look at the step by step

Step-by-step explanation:

To Write an equation for a table using a graph each point on the coordinate plane. Draw a line through the plotted points. Then,find the y intercept(where the line crosses the Y-axis.) Figure out from the graph what the rise and the run are and calculate the slope.Then,put the equation in y=mx+ b format.

50 POINTS PLEASE HELP

Answers

Answer:

i don't know i d k  

iI think it is 11 tens??

The answer of this question is 28

7m - 17 = - 24
what is m?

Answers

Answer:

-1

Step-by-step explanation:

I'm not sure so sorry if u get this wrong. BUT Better than nothing right?....

Three pounds of lawn seed covers 1800 square feet. How many 4 pound bags are needed to cover 8400 square feet?
please help this confusing!

Answers

1800/3=600
So 600 square feet per pound
600*4=2400
So 2400 square feet per 4 pound bag
8400/2400=3.5
Answer: 3.5 Bags if it asks to round to the nearest whole bag then 4 bags

In your own words, explain independent and dependent variables

Answers

independent variables don’t rely on another variable to work. dependent variables depend on another variable.
an independent variable is a variable(often used as x) whose variation does not depend on another variable. a dependent variable is the opposite, its’ variation depends on another variable.

2(4y - 5) < - 2 please help

Answers

Answer:

y  <  1

Step-by-step explanation:

Y < 1 it won’t let me show work

Find the slope of the line.

A. -1/6

B. 1/6

C. -6

Answers

the answer is C or -6
it’s a because you go left 1 unit & 6 units up but since the line is going down it’s a negative slope

Simplify each expression below plz i really need this

Answers

Answer:

1. (1m - 6) 2. (-2w + 5z - 5) 3.(-3d - 6)

Step-by-step explanation:

During two games, the number of points scored by a basketball team increased from 75 to 87. By what percentage did the number of points scored increase?
A - 12%
B - 14%
C - 86%
D - 16%

Answers

Answer:

D 16% increase

Step-by-step explanation:

This is ez

just did this stuff in pre algebra

The solution is Option D.

The percentage of increase in number of points is 16 %

What is Percentage?

A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, %

Given data ,

The number of points scored by the basketball team = 75

The increased points scored by the basketball team = 87

The increase in points =

increased points scored by the basketball team - number of points scored by the basketball team

The increase in points = 87 - 75

                                      = 12 points

So , the percentage increase in points = ( increase in points / number of points scored by the basketball team ) x 100

The percentage increase in points = ( 12 / 75 ) x 100

                                                          = 0.16 x 100

                                                          = 16 %

Therefore , the percentage increase is 16 %

Hence , the percentage of increase in number of points is 16 %

To learn more about percentage click :
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Jada bikes 2 miles in 12 minutes. Jada's cousin swims 1 mile in 24 minutes.
Who is moving faster?


A Jada's cousin is moving faster.

BJada is moving faster.

C They are both moving at the same rate

Answers

Answer:

its b

or I think it is

Answer:

a

Step-by-step explanation:

Jade's cousin did double the move ment

for the data set 62, 73, 74, 75, 76 the mean is 72 what is the mean absolute deviation

Answers

Answer:

3.3

Step-by-step explanation:

Answer:

4

Step-by-step explanation:

Can someone plz help meeee!

Answers

Answer:

hi

Step-by-step explanation:

i think 6.70 ; 7

have a nice day

6.70 and 7.00 pretty simple my guy

Write an equivalent expression to -3(6x^2-10x+9)+8x^2(3x+4)

Answers

Answer:

Step-by-step explanation: hope this help :)

Answer: 24x^3 + 14x^2 + 30x - 27

-3(6x^2-10x+9)+8x^2(3x+4)

Distribute the -3.

-18x^2+30x-27+8x^2(3x+4)

Distribute the 8x^2.

-18x^2+30x-27+24x^3+32x^2

Combine Like Terms and Rearrange.

24x^3 + 14x^2 + 30x - 27





Help please i give brainliest

Answers

The range for the play times is more consistent for the x streamline but it plays longer time.

How to illustrate the range?

The range for the hike emergency will be:

= Highest - Lowest number

= 33 - 21

= 11

The range for the crank code will be:

= 42 - 25

= 17

In conclusion, the correct option is A.

Learn more about range on:

brainly.com/question/2264373

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