Sven has a mass of 120 grams. On Olaf’s scale, Sven weighs 126 grams. What is the percent error of Olaf’s scale?

Answers

Answer 1

Answer:

5%

Step-by-step explanation:

Percent Error =  

Vobserved - Vtrue

Vtrue

=  

126 - 120

120

=  

6

120

=  5%


Related Questions

Needs help with 8th grade maths.

Answers

D :because if you go down then you are parallel them you go over and it is the same thing
Answer is D.
I chose this answer because Figure R must go down, not up (obviously) and rotation of 180 degrees would make it upside down so reflecting it across a vertical line would give Figure Q

Janine has 10 pieces of ribbon. She recorded the length of each piece in the line plot below. What is the total length of the four longest pieces of ribbon?

Answers

Answer:

44 inches

Step-by-step explanation:

i hope this heped

Joanna draws a scale model of a rectangular table for a carpenter to build. On her drawing, \frac{3}{4}
4
3

of an inch represents 11 foot. In the drawing, the table is 7\frac{1}{2}7
2
1

long.



How long, in feet, will the table be when the carpenter builds it?

Answers

Using proportions, it is found that the table will be 110 feet long when the carpenter builds it.

What is a proportion?

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

In the drawing, 0.75 inches represent 11 feet. The drawing is of 7.5 inches, and the real dimension is of d, hence the rule of three is given by:

0.75 inches - 11 feet.

7.5 inches - d feet

Applying cross multiplication:

0.75d = 7.5 x 11

d = 7.5 x 11/0.75

d = 110.

The table will be 110 feet long when the carpenter builds it.

More can be learned about proportions at https://brainly.com/question/24372153

The scale model of the table would ensure that the actual table is bigger than the scale model

The length of the table would be 110 feet

How to determine the table length?

The scale model is given as:

Ratio = Scale : Actual

So, we have:

Ratio = 3/4 inches : 11 feet

For a table of 7 1/2 inches, we have the following ratio

Ratio = 7 1/2 inches : Actual

Equate both ratios

7 1/2 inches : Actual = 3/4 inches : 11 feet

Express as decimals

7.5 inches : Actual = 0.75 inches : 11 feet

Rewrite as:

7.5 : Actual = 0.75 : 11 feet

Express as fraction

Actual/7.5 = 11 feet/0.75

Multiply both sides by 7.5

Actual = 7.5 *  11 feet/0.75

So, we have:

Actual = 110 feet

Hence, the length of the table would be 110 feet

Read more about ratios at:

https://brainly.com/question/12416132

What point is marked on the number line?

Answers

The answer would be -7/8. Hope this helps!

Answer:

Step-by-step explanation:

-7/8

Please answer this math problem sceenshot below

Answers

Answer:

3 and 4 it is 60

is the answer

if you like my answer please like comment and mark me as brilliant

They are both 60 on both answers

what are the angles of a triangle with 73, x, x-11?

Answers

Answer:

The angles of the triangle are 73, 59, and 48

Step-by-step explanation:

The sum of a triangle's angles must always add up to 180

In order to find out the measure of x we must make an equation where 180=the sum of the angles

180=2x+62

We got the 2x and the 62 from combining like terms

x+x=2x

73-11=62

Now we simply use algebra and try to solo out the x

First, subtract 62 from both sides

118=2x

Then, divide both sides by 2

59=x

x=59

Then plug in 59 with x and this gives you

73, 59, and 48 which all together add up to 180

A researcher recorded the number of cows on each farm in the county.

Cows per farm
Stem Leaf
2 1 3 5 7
3 0 3 5
4 2 4 9


What is the range of the numbers?

Answers

Answer: 0

How: The range is the difference between the smallest and highest numbers in a list or set. To find the range, first put all the numbers in order. Then subtract (take away) the lowest number from the highest. The answer gives you the range of the list.

How do you do this???

Answers

Answer:

  (a) 136 ft

  (b) $680

Step-by-step explanation:

You want to know the perimeter length and the cost of tiling around a pool with the L-shape shown.

(a) Perimeter

The sum of horizontal lengths at the bottom of the pool outline is the same as the length at the top.

The sum of vertical lengths at the left of the pool outline is the same as the length on the right.

The perimeter is the sum of horizontal and vertical lengths of the outline, so is ...

  P = 2(40 ft + 28 ft) = 136 ft

The perimeter of the pool is 136 ft.

(b) Tile cost

The cost of tile is found by multiplying the cost per length by the length around the pool.

  tile cost = ($15/(3 ft))(136 ft) = $680

It will cost $680 to put tiles around the edge of the pool.

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Need help asap! Max points

Answers

A=(12,0)B=(18,6)C=(6,12)

Multiply each coordinate with scale factor

A'=(12/6,0/6)=(2,0)B'=(18/6,6/6)=(3,1)C'=(6/6,12/6)=(1,2)

Option D

A 1,500 year old sequoia tree measures 1,980 ÷ 10 feet tall. How tall is the tree?

Answers

Answer:

198 ft

Step-by-step explanation:

say ty tp my cat

^-^

198 feet. you just divide 1980 by 10. the 1500 is unnecessary information

negative fractions on the number line

Answers

-3 1/4 is the correct answer

The point marked on the number line is  -3 1/4.

What is Number Line?

A number line is a straight line drawn horizontally where the numbers are placed at an equal intervals.

Given is a number line.

A point is marked in between -3 and -4.

In between -3 and -4, the region is equally spaced in to 4 parts.

The point is market at 1/4 distance from -3.

So the point can be written as -3 1/4.

In the decimal form, it is -3.25.

Hence the marked point is  -3 1/4.

Learn more about Fractions in Number Line here :

https://brainly.com/question/17658856

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100 points: A small circular mirror has a 2 cm frame around it. The mirror itself is 8 cm in diameter.
if possible show your work :)
(a) Write and simplify an expression for the exact area of the frame.
(b) Find the approximate area of the frame. Use 3.14 to approximate π

Answers

Answer:

48π and 150.72

Step-by-step explanation:

Please check out the attached photo. by the way, if anything's confusing, feel free to leave a comment. I'm here to help.

Total diameter:-

8+2+2=8+4=12cm

Radius=12/2=6cm

So

Area:-

πr²π6²36πcm²

#2

36(3.14)113.04cm²(Exact)

Please do it without guessing and please give an explanation for the points

Answers

Answer:

Here is a dot plot you saw in an earlier task. It shows how long Elena’s bus rides to school took, in minutes, over 12 days.

A dot plot labeled “travel time in minutes.” The numbers 5 through 14 are indicated. The data is as follows. 5 minutes, 0 dots 6 minutes, 2 dots 7 minutes, 1 dot 8 minutes, 3 dots 9 minutes, 3 dots 10 minutes, 2 dots 11 minutes, 0 dots 12 minutes, 1 dot 13 minutes, 0 dots 14 minutes, 0 dots

Step-by-step explanation:

follow the direction you can understand

Please help! Due tonight thank you!

Answers

Answer:

216 cm squared

Step-by-step explanation:

Bottom: a single 6*6=36

4 sides: 6*5=30 each

Triangles 6 by 5. the formula for a triangle means that 2 of the triangles equals a square  

6*5*2=60

36+120+60=216 cm squared

Answer:
216 cm squared
Step-by-step explanation:
Bottom: a single 6*6=36
4 sides: 6*5=30 each
Triangles 6 by 5. the formula for a triangle
means that 2 of the triangles equals a
square
6*5*2=60
36+120+60=216 cm squared

PLSSSSSSSSSSHELPPPPPPPPPP

Answers

Answer:

Equation: 28-F = N

then if he folded 22 it would be 6

Step-by-step explanation:

Im pretty sure thats right

Hope this helpsss!<3

Answer:

N = 28 - F     N = 6

Step-by-step explanation:

N = 28 - F

F = 22

28 - 22 = 6

N = 6

show work on how to question

Answers

Circumference of a circle = 2 × π × r

And Diameter = 2 r

Therefore using the formula!

Circumference of the circle with diameter 20 foot :

2 × π × 10 = 20 π foot

Circumference of the circle with diameter 5 foot :

2 × π × 2.5 = 5 π foot

Difference between the sand paintings' diameter = 20 π - 5 π = 15 π foot

WILL GIVE BRAINLIEST AND ALSO 5 STARS + 100 POINTS. ANSWER QUICK AND CORRECTLY WITH NO LINKS

Answers

Answer:

x = -40

Step-by-step explanation:

Rewrite "(x - 4)/4" in a different way:

⇒ 8 + x/2 = (x - 4)/4 - 1

⇒ 8 + x/2 = x/4 - 4/4 - 1

Simplify the R.H.S:

⇒ 8 + x/2 = x/4 - 1 - 1

⇒ 8 + x/2 = x/4 - 2

Add 2 both sides and subtract x/2 both sides:

⇒ 8 + x/2 = x/4 - 2

⇒ 8 + 2 = x/4 - x/2

⇒ 10 = x/4 - 2x/4

Simplify the R.H.S:

⇒ 10 = x/4 - 2x/4

⇒ 10 = -x/4

Use cross multiplication:

⇒ 10 × 4 = -x

-(40) = x = -40

Answer:

xx=-40xAnswer

Step-by-step explanation:

Need help Giving crown

Answers

Answer:

BBB L U E is showing where some parts are and possible corridnates

Step-by-step explanation:

Please help, Good 15 pt reward.

Answers

Answer:

how is annyone going to know that?

Step-by-step explanation:

Answer:

P ≈ 25 units

Step-by-step explanation:

LM = 12 units ( horizontal line )

use the distance formula to find length of other 2 sides.

d = [tex]\sqrt{(x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = L (- 3, 2) and (x₂, y₂ ) = M (3, 5 )

LM = [tex]\sqrt{3-(-3))^2+(5-2)^2}[/tex]

     = [tex]\sqrt{(3+3)^2+3^2}[/tex]

     = [tex]\sqrt{6^2+9}[/tex]

     = [tex]\sqrt{36+9}[/tex]

     = [tex]\sqrt{45}[/tex]

Repeat with (x₁, y₁ ) = M (3, 5) and (x₂, y₂ ) = N (9, 2)

MN = [tex]\sqrt{(9-3)^2+(2-5)^2}[/tex]

     = [tex]\sqrt{6^2+(-3)^2}[/tex]

     = [tex]\sqrt{36+9}[/tex]

     = [tex]\sqrt{45}[/tex]

Then perimeter P is the sum of the 3 sides

P = 12 + [tex]\sqrt{45}[/tex] + [tex]\sqrt{45}[/tex] = 12 + 2[tex]\sqrt{45}[/tex] ≈ 25 units ( to the nearest unit )

can someone help me plsease

Answers

Answer:

You must be in 8th grade?

Step-by-step explanation:

For the first one I don't know.

The second one I'm also not sure about.

The third one, the answer is 225 because you will divided 150 by 2 and get the answer of 75 and then multiply 75 by 3 to get the answer of 225.

For the fourth one, you will multiply 5 x 2.5 = 12.5 then you will multiply 12.5 x 20 = 250yd^2.

For the last one you will multiply 2.25 x 22 = 49.5 miles.

4.
Lisa is planting a garden. The rows of peas in Lisa's garden are going to be 3 feet long, so she will plant a seed every 3/16 of a foot. Which of these is the same as 3/16?

Answers

The answer is C. because 3/16 is close to 3 because how it’s estimated of the germs and gasoline is how it’s going to hit africa and south america and dacota. hope this helps!!
0.1875 is the decimal version. You should chose B, the one is not a part of 3/16ths.

According to the line plot, how many apples weigh 5/8 of a pound?

5 apples
2 apples
4 apples
3 apples

Answers

Answer:

4

Step-by-step explanation:

If you count the X's you should count 4 X's so 4 apples weigh 5/8 pounds

4 apples weigh 5/8 of a pound

help helphelp helpe hwlp hwlp

Answers

Answer:

0.6

Step-by-step explanation:

You count how many pieces there are in total, and then you subtract the blue pieces from the total which is 3.  Then you need to convert 5/8 into a decimal.

0.6 is the answer. Your welcome

A bowl contains candies of the same size in three flavors: orange, strawberry, and pineapple. If the probability of randomly pulling out an orange candy is 2/8, and the probability of randomly pulling out a strawberry candy is 3/8, what is the probability of randomly pulling out a pineapple candy?

A. 3/8
B. 2/8
C. 5/8
D. 6/8

Answers

3/8
sorry if im wrong have a nice dau

Answer:

A.3/8

Hoped this helped

Pleaseee help I’m so confused

Answers

Answer:

25

Step-by-step explanation:

(You can do this differently, but I chose to do it like this)

First, convert the 1816 kilograms to pounds.

1816 kilograms = 4003.595 pounds

Then, we can divide 4003.595 pounds by 160 to figure out how many 160-pound people the balcony can hold.

4003.595 ÷ 160 ≈ 25.02

If the balcony holds 26 people, it will collapse, so the answer must be 25.

I hope this helps and please mark me as brainliest!

(06.04 LC)

What is the slope of a line of best fit if its equation is y = −2x + 3?

−2
Negative 1 over 2
1 over 3
3

Answers

Answer:

Option (d) is correct.

Slope of given line y = 5x -4 is 5

Step-by-step explanation:

Given equation of line as y = 5x - 4

We have to find the slope of given line.

For the general equation of line y = mx + c , where m is the slope of line and c is the y- intercept.

Slope of line is given by derivative the equation of line with respect to x, that is

Consider the given equation y = 5x - 4

then slope is

Thus, slope of liven line is 5 .

Also, by comparing the given equation with general equation the slope of line is 5 .

Thus, option (d) is correct.

Step-by-step explanation:

Find the distance between 11/5 and [tex]\sqrt{25/4}[/tex] on a number line.

Answers

Answer:

Assuming you meant 11/5 - √(25/4) The answer is -3/10 or -0.3.

Step-by-step explanation:

Subtract the quantities.

brainliest if it is right

Answers

Yes because it is the brainliest answer

Answer:

No

Because you need to half the diameter to fit it into the formula. So you would do 7 divided by 2 to get the radius which is 3.5. Then you do 3.5 x pi

Step-by-step explanation:

Describe how the data is dispersed in a box plot with the following data set: 25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, 24.

Answers

1,3,5 ! is correct !!!!! due to my calculations

The data is dispersed in a box plot with the data set: 25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, 24 is shown in the image attached.

What is the box plot

To create a box plot for the given data set:

25, 36, 21, 30, 20, 32, 38, 19, 36, 31, 26, 33, 27, 18, and 24

One first need to look for some key statistics that will help one make  the plot and they are

Minimum value in the data set.First quartile (Q1)Median (Q2)Third quartile (Q3)Maximum value in the data set.

So first sort the data in ascending order:

18, 19, 20, 21, 24, 25, 26, 27, 30, 31, 32, 33, 36, 36, 38

Minimum: 18 First quartile (Q1): 21.Median (Q2):  27.Third quartile (Q3):  33.Maximum: 38.

The lines coming out from the box (whiskers) show the smallest and largest values that are within a certain range around the middle of the data. Any data points that are different from the others and fall outside a certain range are called outliers. These outliers are shown separately on a graph.

The box plot shows us how the data is spread out and gives us information about the average value and any very high or very low values.

Read more about box plot here:

https://brainly.com/question/23798414

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A parachutist's rate during a free fall reaches 162 kilometers per hour. What is this rate in meters per second? At this rate, how many meters will the parachutist fall during 10 seconds of free fall? Do not round your answers.
rate: (m/s)
distance fallen in 10 seconds:

Answers

Step-by-step explanation:

162 kilometers = 162000 meters

1 hour = 3600 seconds.

162,000 meters/3600 seconds=45 meters/second=45 m/s

45*10=450

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