The difference of a number and 12 is three.
Find the number.

Answers

Answer 1

Answer:

n = 4

Step-by-step explanation:

you can solve this by dividing 12 and 3, so 4

n/12=3

12/3=4


Related Questions

1) (-16, 19), (17, 20)
find the slope

Answers

Answer:

you have to do rise over run... y2-y1/ x2-x1.

1/33

Step-by-step explanation:

I don't know if i'm correct but thats what I got. Due to 20 minus 19 is 1. and 17 minus -16 equals 33.

NP, PM, and MN are all midsegments and bisect each side.

NP = 12

MP=2x

RQ = 5x-1

SQ=6x

Solve for x.

Label each midsegment with its correct measure:

Answers

NP, PM, and MN are all midsegments and bisect each side.

value of x = 5 unit

NP = 12

MP=2x

RQ = 5x-1

SQ=6x

Using Midsegments of a Triangle

A midsegment of a triangle is a segment connecting the midpoints of two sides of a triangle

Triangle Midsegment Theorem

Using Midsegments of a Triangle

Theorem 5-1 Triangle Midsegment Theorem

The segment connecting the midpoints of two sides of a triangle is parallel to the 3rd side and is half as long.

Triangle Midsegment Theorem A segment whose endpoints are the

midpoints of two sides of the triangle

Midsegment

Base

Midsegment = ½ of Base

M = ½ b

NP =1/2(RQ)

12 =1/2(5x-1)

12* 2 = 5x-1

24 =5x-1

24+1 =5x

25 =5x

x=25/5

x = 5 unit

NP, PM, and MN are all midsegments and bisect each side.

value of x = 5 unit

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NP, PM, and MN are all midsegments and bisect each side. NP = 12 MP=2x RQ = 5x-1 SQ=6x Solve for x. Label

Angelina received two discounts on a $50 pair of shoes. The discounts were taken off one after the other. Her first coupon was 20%. If she paid $30 for the shoes, what was the dollar amount taken off for the first coupon? She received a $____ discount with the first coupon.

Answers

Answer:

$10

Step-by-step explanation:

Because 20% of 50 is 10 so 50-10=40 then 40-30=10

you have been cruising at fl 230, and you forget to set your altimeter to the local altimeter setting during your descent. if field elevation is 303 feet and the altimeter setting is 30.02, what will your altimeter indicate after landing?

Answers

The altimeter will indicate a reading of 22,697 feet.

Standard deviation is a measure of variability in a dataset. It is calculated by taking the square root of the variance, which is the average of the squared differences from the mean. This measure indicates how much variation exists in a dataset.

If you are at an altitude of Flight Level 230 (23,000 feet) and forget to set your altimeter to the local altimeter setting during descent, your altimeter will indicate different readings depending on the field elevation and the local altimeter setting.

To calculate the difference between the two, we use the standard deviation formula. Specifically, we calculate the difference between the local altimeter setting and the field elevation, and subtract that difference from the Flight Level. The standard deviation formula then looks like this:

Flight Level - (Local Altimeter Setting - Field Elevation)

In our example, the equation would look like this:

23,000 - (30.02 - 303) = 22,697

It is important to note that when making such calculations, the Flight Level should always be expressed in feet, rather than in thousands of feet.

By using the standard deviation formula and keeping track of settings like local altimeter setting and field elevation, pilots can ensure that their altimeter readings are accurate and that their aircraft will land safely

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Madden needs to choose an object for his math project that shows volume. He has a choice between a container for catching bugs and a poster from his favorite movie. Which item should Madden choose and why?

Answers

Answer:

container for catching bugs because posters have nothing to do with volume

Answer:

I think Madden should go for the poster because poster have more angles as well as width length and height.

Step-by-step explanation:

Brainliest??????

1/3 as long is 6 m equals meters

Answers

Yes it is good luck have a good day

A sample of n = 22 is taken and the sample mean is =35 and a sample standard deviation of s= 9.38. Construct a 95% confidence interval for the true mean, µ.
(33, 37)
(31.56, 38.44)
(30.84, 39.16)
(25.62, 44.38)

Answers

The answer is (B) (31.56, 38.44) which means we are 95% confident that the true population mean lies between 31.56 and 38.44.

The 95% confidence interval for the population mean, µ, is given by:

CI =  ± tα/2 * (s/√n)

where  is the sample mean, s is the sample standard deviation, n is the sample size, and tα/2 is the t-value with (n-1) degrees of freedom at the α/2 level of significance.

Here,  = 35, s = 9.38, and n = 22. From the t-distribution table with (n-1) = 21 degrees of freedom and a 95% confidence level, we have tα/2 = 2.08.

Plugging in the values, we get:

CI = 35 ± 2.08 * (9.38/√22)

= (31.56, 38.44)

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download the document below and complete the proof of the triangle sum theorem. once completed, save the file for upload at the bottom of this page.

Answers

The request is to download a document and complete the proof of the Triangle Sum Theorem. After finishing the proof, the completed file should be saved for upload on a webpage.

The Triangle Sum Theorem states that the sum of the interior angles of a triangle is always equal to 180 degrees. To complete the proof, it is necessary to provide a logical and coherent argument that supports this theorem. The document provided likely contains a partially completed proof, and the task is to finish it.

The proof of the Triangle Sum Theorem typically involves using the properties of parallel lines and alternate interior angles. By extending one side of the triangle, parallel lines can be created that intersect with the other sides. This forms interior and exterior angles that can be related to the interior angles of the triangle. Through geometric reasoning and the use of angle relationships, the proof should demonstrate that the sum of the interior angles of a triangle equals 180 degrees.

Once the proof is completed, the document should be saved for upload on the webpage specified, most likely for evaluation or further review. It is important to follow any instructions provided regarding the file format or naming conventions for the upload.

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PIZ HEIP its geometry

PIZ HEIP its geometry

Answers

Answer:

98

Step-by-step explanation:

The formula for this situation = Cube volume - cone volume

Cube volume = 5.1 * 5.1 * 5.1 = 132.7 ( rounded )
Cone volume = pi × r^2 × h/3 = pi × 2.55^2 × 5.1/3 = 3.14 × 6.5025 × 1.7 = 34.7 ( rounded )

Total volume = 132.6 - 34.7 = 98

Notes for myself: Cube = 5.1 * 5.1 * 5.1
Problem Description:
the volume of the cube with the empty cone-shaped indentation is ___ cubic meters.

Use 3.14 for pi and round your answer to the nearest hundredth.
Hope this helped

Shreya sold half of her comic books and
then bought nine more. She now has 23.
With how many did she begin?

Answers

Answer:

  28

Step-by-step explanation:

Before she bought 9, she had 14. That was equal to the number sold, so she started with 14+14 = 28 comic books.

A queueing system has an arrival rate of 29 patients per minute (standard deviation of 21) and a service rate of 45 patients per minute (standard deviation of 26).

What is the coefficient of variation of the arrival rate?

Note: Round your answer to 3 decimal places.

Answers

Rounded to three decimal places, the coefficient of variation of the arrival rate in this queuing system is approximately 0.724.

The coefficient of variation (CV) is a measure of the relative variability or dispersion of a random variable. In the context of arrival rate in a queuing system, the coefficient of variation represents the standard deviation of the arrival rate divided by the mean arrival rate.

To calculate the coefficient of variation of the arrival rate, we need the standard deviation and mean of the arrival rate.

Given:

Arrival rate: Mean = 29 patients per minute

             Standard deviation = 21

Coefficient of Variation (CV) = (Standard deviation of arrival rate) / (Mean arrival rate)

CV = 21 / 29

  ≈ 0.724

The coefficient of variation provides insight into the relative variability of the arrival rate compared to its mean. In this case, a coefficient of variation of 0.724 indicates that the standard deviation of the arrival rate is approximately 72.4% of the mean arrival rate. A higher coefficient of variation suggests greater variability in the arrival rate, while a lower coefficient indicates more stability and less variability.

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Jill bikes 2/3 hour at 18mph and then walks 2/5 hour at 5mph. How much farther did she bike than walk

Answers

speed * time = distance so,
2/3 * 18 = 16/3 miles [bike],
2/5 * 5 = 2 miles [ walk],
16/3 - 2 = 10/3 miles much farther she hiked than walk .

Can someone help me with the questions in the picture??

Can someone help me with the questions in the picture??

Answers

Answer:

16.) The store bought 816 light bulbs

17.) The total savings of Mr. Wilson after he buys the tickets is $268

Answer:

oki so the answer for the other question is 9. 1,100 and 10. 2,920

Step-by-step explanation:

Can someone help me with the questions in the picture??

lol please help me

Given y = 2/5 x make a chart of the first eleven inputs and outputs, and then write the ordered pairs. Start with the input of 0 and end on 10. Leave the numbers in improper fraction form.
THANK YOU SO MUCH

Answers



Input (x) | Output (y)
0 | 0
1 | 2/5
2 | 4/5
3 | 6/5
4 | 8/5
5 | 10/5
6 | 12/5
7 | 14/5
8 | 16/5
9 | 18/5
10 | 20/5

Ordered pairs: (0, 0), (1, 2/5), (2, 4/5), (3, 6/5), (4, 8/5), (5, 10/5), (6, 12/5), (7, 14/5), (8, 16/5), (9, 18/5), (10, 20/5)

Tom has a goal of saving enough money to buy a new set of rims for his car. Tom makes $7. 50 an hour take home pay at his job working 15 hours per week. If the rims that Tom wants cost $900, how long will it take Tom to achieve his goal? a. 6 weeks b. 7 weeks c. 8 weeks d. 9 weeks Please select the best answer from the choices provided A B C D.

Answers

It will take 8 weeks to Tom to achieve his goal.

What is the amount earned by him in a week?

The amount earned by him is given by multipliy number or hours and eaning in a hour.

Given

Tom has a goal of saving enough money to buy a new set of rims for his car.

Tom makes $7. 50 an hour take home pay at his job working 15 hours per week.

The earning of Tom in an hour = $7.5

If tom worked 15 hours in a week, then the amount earned by him in one week is;

\(=15\times 7.5\\\\=112.5\)

The required amount to achieve his goal = $900

The number of week he need to work to achieve his target is;

\(= \dfrac{900}{112.5}\\\\= 8\)

Hence, It will take 8 weeks to Tom to achieve his goal.

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BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!!

BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!! BRAINLIEST!!!!!!BRAINLIEST!!!!

Answers

Answer:

B

Step-by-step explanation:

Descending order means that the exponents are in decreasing order and the polynomial ends with the constants. Therefore the answer is B.

Answer:

B.

Step-by-step explanation:

Arranged from largest to smallest

unit probability homework 6

Answers

Answer:

what do you mane by unit probability  homework 6???????????

The art club had an election to select a president. 25% of the 80 members of the club voted in the election. How many members voted?

Answers

Answer:

20, the answer is 20 members

Answer:

3) On a test of 25 questions, a student 4) Alisa earned $30 raking leaves. She ... 80% horror. 6Sn-sdo 1800 ... How many tickets were a) What percent of her weight did sold? ... b) Atlantic Auditorium has 850 seats. b) At the next visit, we were happy to see ... members of the art club voted in the more students joined. election.

Step-by-step explanation:

The base of the right triangle drawn in the regular octagon measures 0. 7 cm. what is the perimeter of the octagon? 11. 2 cm 14. 1 cm 15. 2 cm 20. 8 cm.

Answers

The perimeter of the octagon is (i). 11.2cm

What is a regular octagon?

Eight equal sides and eight equal angles make up a normal octagon. Each side is the same length, and each angle is the same size. The total interior and external angles is 1080° and 360°, respectively. The inner angle at each vertex of a regular octagon is 135°.

An octagon has 8 sides.

The perimeter of an octagon is the sum of all sides hence perimeter of a regular octagon is equal to 8 times its side.

The length of the base of the right-angle triangle formed is equal to half the length of each side of the octagon.

Given, the base of the right angle traingle=0.7.

So, the length of the side of the octagon = 2*0.7=1.4.

The perimeter of the octagon is equal to 8*1.4=11.2 cm.

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What is -5/2 times -41

Answers

The solution of the mathematical statement is 102.5

How to evaluate the expression?

From the question, we have the following mathematical statement that can be used in our computation:

"What is -5/2 times -41"

This means that

-5/2 times -41

Express as numbers

So, we have

-5/2 * -41

Divide 5 by 2

So, we have

-2.5 * -41

Evaluate the product

102.5

Hence, the result is 102.5

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it’s geometry, help plz

its geometry, help plz

Answers

Answer:

i think its 18(DONT TRUST ME)

Step-by-step explanatioN:

6 x 3                

Pls help with this question calculators r allowed

Pls help with this question calculators r allowed

Answers

Answers

a + b = 32

ab = 192

b/a = 3

(a + b)² = 1024

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

I hope this helps, and Happy Holidays! :)

Please help me now i need this

Please help me now i need this

Answers

The probability that both Event A (the first die is 4 or less) and Event B (the second die is even) will occur is 1/3.

What is the probability that both events will occur?

To find the probability that both Event A and Event B will occur, we need to calculate the individual probabilities of each event and then multiply them together.

Event A: The first die is 4 or less.

There are 6 possible outcomes for the first die (numbers 1 to 6), and out of those, 4 outcomes (numbers 1, 2, 3, and 4) satisfy the condition. Therefore, the probability of Event A is 4/6, which simplifies to 2/3.

Event B: The second die is even.

For a fair six-sided die, there are 3 even numbers (2, 4, and 6) out of a total of 6 possible outcomes. Therefore, the probability of Event B is 3/6, which simplifies to 1/2.

To find the probability that both events will occur, we multiply the probabilities of Event A and Event B:

Probability of both events occurring = Probability of Event A * Probability of Event B

P = (2/3) * (1/2)

P = 2/6

P = 1/3

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Two waves are described by: 3₁ (2, 1) = (0.30) sin(5z - 200t)] and g (z,t) = (0.30) sin(52-200t) + =] where OA A, 0.52 m and v= 40 m/s OB A=0.36 m and v= 20 m/s OC A=0.60 m and v= 1.2 m/s OD. A = 0.24 m and v= 10 m/s DE A=0.16 m and = 17 m/s and are in meters, and t is in seconds. Calculate the amplitude of the resultant wave and its speed.

Answers

The amplitude of the resultant wave is 0.60 m/s and its speed is 17.64 m/s.

Given,

Two waves are described by:

3₁ (2, 1) = (0.30) sin(5z - 200t)] and

g (z,t) = (0.30) sin(52-200t)

+ =]

where OA A, 0.52 m and v= 40 m/s

OB A=0.36 m and

v= 20 m/s OC

A=0.60 m and

v= 1.2 m/s OD.

A = 0.24 m and

v= 10 m/s

DE A=0.16 m and

= 17 m/s

The amplitude of a wave is the distance from its crest to its equilibrium. The amplitude of the resultant wave is calculated by adding the amplitudes of the individual waves and is represented by A.

The expression for the resultant wave is given by f(z,t) = 3₁ (2, 1) + g (z,t)

= (0.30) sin(5z - 200t)] + (0.30) sin(52-200t)

+ =]

f(z,t) = (0.30) [sin(5z - 200t) + sin(52-200t)

+ =]

Therefore, A = 2(0.30) = 0.60 m/s

The speed of a wave is given by the product of its wavelength and its frequency. The wavelength of the wave is the distance between two consecutive crests or troughs, represented by λ. The frequency of the wave is the number of crests or troughs that pass through a given point in one second, represented by f.

Speed = λf

The wavelengths of the given waves are OA = 0.52 m,

OB = 0.36 m,

OC = 0.60 m,

OD = 0.24 m,

DE = 0.16 m

The frequencies of the given waves are OA :

v = 40 m/s,

f = v/λ

= 40/0.52

= 77.0 Hz

OB : v = 20 m/s,

f = v/λ

= 20/0.36

= 55.6 Hz

OC : v = 1.2 m/s,

f = v/λ

= 1.2/0.60

= 2.0 Hz

OD : v = 10 m/s,

f = v/λ

= 10/0.24

= 41.7 Hz

DE : v = 17 m/s,

f = v/λ

= 17/0.16

= 106.25 Hz

The speed of the resultant wave is the sum of the speeds of the individual waves divided by the number of waves. Therefore,

Speed of the resultant wave = (40 + 20 + 1.2 + 10 + 17)/5

= 17.64 m/s

Hence, the amplitude of the resultant wave is 0.60 m/s and its speed is 17.64 m/s.

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The amplitude of the resultant wave and its speed are to be determined.

Let's use the formula of the resultant wave, where,

A is amplitude, f is frequency, v is velocity and λ is wavelength of the wave.

A = \([(OA^2 + OB^2 + OC^2 + OD^2 + DE^2 + 2(OA)(OB)(cosθ) + 2(OA)(OC)(cosθ) + 2(OA)(OD)(cosθ) + 2(OA)(DE)(cosθ) + 2(OB)(OC)(cosθ) + 2(OB)(OD)(cosθ) + 2(OB)(DE)(cosθ) + 2(OC)(OD)(cosθ) + 2(OC)(DE)(cosθ) + 2(OD)(DE)(cosθ))]^{1/2\)

where, cosθ = [λ1/λ2] and λ1, λ2 are the wavelength of the two waves.

The velocity of the wave is given by the relation v = fλ

We can calculate the velocity of the resultant wave by using the above formula and calculating the value of wavelength of the wave.

Here, we are given λ for each wave. Speed = 40 m/s

Amplitude of the resultant wave= \([ (0.52^2 + 0.36^2 + 0.6^2 + 0.24^2 + 0.16^2 + 2(0.52)(0.36) + 2(0.52)(0.6) + 2(0.52)(0.24) + 2(0.52)(0.16) + 2(0.36)(0.6) + 2(0.36)(0.24) + 2(0.36)(0.16) + 2(0.6)(0.24) + 2(0.6)(0.16) + 2(0.24)(0.16) )]^{1/2\)

=\([ (0.2704 + 0.1296 + 0.36 + 0.0576 + 0.0256 + 0.3744 + 0.624 + 0.2496 + 0.1664 + 0.1296 + 0.0864 + 0.0576 + 0.144 + 0.096 + 0.0384) ]^{1/2\)

=\([ (2.2768) ]^{1/2\)

= 1.51 m/s

Therefore, the amplitude of the resultant wave is 1.51 m/s and the speed of the wave is 1.51 m/s.

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Which value of W makes 14=11+ w/8•6 a true statement

Answers

Answer:

w = 144

Step-by-step explanation:

11 + w/8*6 = 14

w/8*6 = 3

w/48 = 3

w = 144

HELPPP!!!

2 to the power of 5 x 2 to the power of 3

I do know that the answer is 256 but
I don't know HOW to find it!

Answers

Step-by-step explanation:

I use a thing call

P-parenthesis

E-exponents

M D-Multiplication and division (Left to right)

A S- Addition and Subtraction (left to right)

We need to wait to use the exponents so 5x2=10, Add the 2 power to ten so 10^2.=100. 100^3.

Manuel works out at the gym 2 days each week for 3/4 hour each day


how many hours does manuel work out each week?


2 x 3/4 =

Answers

Answer:

1.5, so an hour and thirty minutes

Step-by-step explanation:

Simplify 3/4 as 0.75. 0.75 times 2 is 1.5.

Jessie was doing business in Ventura city, selling goods. His first sales in the morning doubled his money, and then he spent $12 for breakfast. Prior to noon, he again doubled his money but then spent $12 on lunch. His last sales in the evening once again doubled his money but then he spent his last $12 on dinner. How much money did he have at the beginning of the day?

Answers

Answer:

hi

Step-by-step explanation:

sry

Answer: $10.50

Step-by-step explanation: 10.50x2=21. 21-12=9. 9x2=18. 18-12=6. 6x2=12. 12-12=0.

Fatimah is x years old and nadia is 3 years older than fatmah. find expression, in it's simplest form in terms of x, for the sum of the girls ages in two years time and in y years time

Answers

The algebraic formula that represents the situation of the age difference between Fatimah and Nadia is x + 3 = y, where x, y > 0 and y > x.

How to derive an algebraic expression from a word problem

Herein we have a situation where two people have different ages, Fatimah has an age such that she is 3 years younger than Nadia. Let be x and y variables that respesent the ages of Fatimah and Nadia, respectively. In summary, the word problem can be reduced into the following algebraic expression:

y - x = 3 (Expression that represents age difference between Fatimah and Nadia)

x + 3 = y, where x, y > 0 and y > x. (1)

The algebraic formula that represents the situation of the age difference between Fatimah and Nadia is x + 3 = y, where x, y > 0 and y > x.

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Temperature Conversion

Show how you got your answer please!!

Temperature ConversionShow how you got your answer please!!

Answers

The formula for the temperature in ºC is:

\(C = \frac{5}{9}(F - 32)\)

What is the temperature in Fahrenheit, given the temperature in Celsius?

As shown in the problem, the rule is as follows:

F(C) = 9C/5 + 32.

We want to find the temperature in Celsius given the Fahrenheit temperature, hence we have to solve for C the above formula, hence:

9C/5 = F - 32

9C = 5(F - 32)

C = 5/9(F - 32).

For better notation I will use Latex, as follows:

\(C = \frac{5}{9}(F - 32)\)

The above formula is the formula for the temperature in ºC.

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.Suppose that price increases by 18%, which causes quantity supplied to increase by 18%. Which of the following are true? Select all that apply:The slope of the supply curve is 1.The elasticity of the supply curve with respect to price is 1.The supply is price elastic.The slope of the supply curve cannot be calculated. What is pi/ used for in math how long does it take for carbon monoxide to dissipate? Each of the following objects gives off light, but the majority of their light is given off in a certain part of the spectrum, according to Wien's Law. What is the wavelength of this peak radiation, and what portion of the spectrum does it cover? a star at about 30,000 K the corona of the Sun, at about 2,000,000 K the surface of our skin, at about 297 K the Sun, at about 6000K HINT: Problem 3 is a straightforward application of Wien's Law. Use the temperature to compute values of lambda-max, and use the electromagnetic spectrum in your book to determine the wavelength region. Remember that 1 Angstrom = 10 meters! Conditional statement What type of validity is concerned with montiroing estimates of future performance Write a pargraph on any one of the topics in about 5-6 sentences using vivid verbs (day in school) Grade#7 i need this on word asap pleaseExemplify a Merger and Cartel cases. Are there countries where Mergers and Monopolies are legal? Which statement best describes Jims viewpoint in the story Solve the following LP problem graphically using level curves. (Round your answers to two decimal places.) MAX: 5X + 7X Subject to: 3X + 8X 48 12X + 11X 132 2X + 3X The VaR of one asset is 300 and the VaR of another one is 500. If the correlation between price changes of these two assets is 1/15, what is the combined Var? If a car car travels 190 km at 10 hours find how much speed will be travelled in one hour? help asap will give bainlest and 1000 points The term used to describe the condition of working together to meet complex challenges is _____________. The Law of Demand states thata. with an increase in the price, the quantity demanded increases.b. with an increase in the price, the quantity demanded decreases.c. quantity demanded does not change with any increase in price.d. with an increase in price, demand decreases. e. describe barriers to the implementation of patient-centered evidence-based care in your practice environment and share actions that might be taken to alleviate these barriers. plz show how to slove this! ________ reflects the extent to which a person focuses on either task and technical concerns or people and social concerns when making decisions. What is the equation of the line of symmetry for the parabola represented by the equation y = 2x^2 16x 27?Enter your answer as the correct equation, like this: x = 42 sin7x - sin3xcos 7x - cos3x