a train travells 875 km at a avergae speed of 250km/h calculate the time taken
how many hours and how many minutes

Answers

Answer 1

Answer:

3.5 HOURS

Step-by-step explanation:

We have: speed = distance / time

               => time = distance / speed

                            = 875 / 250 = 3.5


Related Questions

Which table represents a nonlinear function? pls hurry

Which table represents a nonlinear function? pls hurry
Which table represents a nonlinear function? pls hurry
Which table represents a nonlinear function? pls hurry
Which table represents a nonlinear function? pls hurry

Answers

Answer:

1st one

Step-by-step explanation:

Linear means straight and when you graph this one it is a straight line

If Syn spends 15 minutes running, he burns 200 calories. How long will it take Syn to burn 150 calories?

Answers

Answer:

11 minutes and 15 seconds (11.25 minutes/ 11 and 1/4)

Step-by-step explanation:

create the corresponding ratio by dividing 200 by 15, 200 calories per 15 minutes. Which equates to 40 calories every three minutes which means 40/3 or 13 1/3 calories every minute. You can verify this by multiplying 15 and 40/3 to get 200 again.

The last step is to divide the calories burned by the corresponding ratio (40/3)

150/(40/3) = 11.25

and .25 or 1/4 of 60 seconds(in a minute) is 15 since 60/4 = 15.

Allyson completed the division below.

9 StartLongDivisionSymbol 187.2 EndLongDivisionSymbol minus 18 = 07 minus 0 = 72. 72 minus 72 = a remainder of 0 and a quotient of 20.8.

What is Allyson’s error?
She included a 0 in the quotient that does not belong.
She multiplied the dividend by 100 instead of 10.
She should have multiplied both numbers by 100.
She did not subtract correctly in one of the steps.

Answers

Answer:

b

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

I did this.

How do you convert raw score to LSAT?

Answers

Answer: The conversion of a raw score to a scaled LSAT score is a complex process that involves several steps. The Law School Admission Test (LSAT) is a standardized test used by law schools in the United States and Canada to assess applicants' critical thinking, reading comprehension, and analytical reasoning skills.

Here's a general overview of the process of converting a raw score to a scaled LSAT score:

- Raw score calculation: The raw score is the number of questions answered correctly on the LSAT. There is no penalty for incorrect answers, so it is in your best interest to answer every question, even if you are unsure of the correct answer.

- Equating: The LSAT is equated to account for differences in difficulty between test forms. This means that the raw scores of test-takers are adjusted so that the scaled scores are consistent across different test forms.

- Scaling: The raw scores are then scaled to a range of 120 to 180, with a median score of 150 and a standard deviation of 10. This scaling process allows for meaningful comparisons between test-takers, regardless of the difficulty of the specific test form they took.

It is important to note that the LSAT score is not based solely on the number of questions answered correctly, but also on the difficulty of the questions. This means that a high raw score on a particularly difficult test form may result in a lower scaled score than a lower raw score on a less difficult test form.

Step-by-step explanation:

HELP FIND X & Y!!! NEED ASAP! (FOR 100 POINTS!)

HELP FIND X & Y!!! NEED ASAP! (FOR 100 POINTS!)

Answers

\(\huge\begin{array}{ccc}x=1;&y=\frac{\sqrt3}{2}\end{array}\)

The triangle with angles 30°, 60° and 90°.

Look at the picture.

We have:

\(a=\dfrac{1}{2}\\\\2a=x\\\\a\sqrt3=y\)

Therefore:

\(x=2\cdot\dfrac{1}{2}\to\boxed{x=1}\\\\y=\dfrac{1}{2}\cdot\sqrt3\to\boxed{y=\dfrac{\sqrt3}{2}}\)

HELP FIND X & Y!!! NEED ASAP! (FOR 100 POINTS!)

what is the matrix structure? what are the three conditions which usually exist when the matrix structure is found?.

Answers

The matrix structure is an organizational design that combines functional and divisional reporting lines within the same company. The three conditions which usually exist when the matrix structure is found are multiple projects, interdependency, and a skilled workforce.

This structure facilitates better coordination and communication, allowing organizations to more effectively manage complex and diverse projects.
There are three conditions that usually exist when the matrix structure is found:
1. Multiple Projects: Matrix structures are often used in organizations that manage multiple projects or products simultaneously. These organizations need to allocate resources and personnel efficiently, and the matrix structure enables them to do so by allowing employees to work on various projects while still maintaining their functional roles.
2. Interdependency: In a matrix structure, there is a high level of interdependency among different departments and project teams. This interdependency promotes collaboration and communication, enabling the organization to respond more quickly to changing market conditions and customer needs.
3. Skilled Workforce: Organizations employing a matrix structure usually require a skilled and diverse workforce. These employees must be able to adapt to new challenges, work in cross-functional teams, and possess strong problem-solving skills. The matrix structure allows organizations to leverage the expertise of their workforce by assigning employees to projects based on their unique skill sets.
In conclusion, the matrix structure is an organizational design that combines functional and divisional reporting lines, enabling organizations to manage complex projects more effectively. This structure is typically found in organizations with multiple projects, a high level of interdependency, and a skilled workforce.

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What is the appropriate description for a chain-style franchise? a.A franchisee makes or sells a franchisor's product under their own business name or organization. b. A franchisee sells a franchisor's product in a specific geographic area. c. A franchisee produces and sells a franchisor's product using the franchisor's name.

Answers

C. A chain-style franchise is a type of franchise where the franchisee produces and sells a franchisor's product using the franchisor's name.

The franchisee operates under the franchisor's established system and business model, including marketing strategies, training programs, and support services. This type of franchise is also known as a product distribution franchise because the franchisee distributes the franchisor's product to customers within a specified territory.

In a chain-style franchise, the franchisor maintains control over the quality and consistency of the product, while the franchisee is responsible for the day-to-day operations of the business. Examples of chain-style franchises include fast-food restaurants, gas stations, and retail stores.

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Find the opposite of the integer −(−14).

Answers

Answer:

14

Step-by-step explanation:

You multiply the negatives and then you get the positive.

Monica deposits $300 into a savings account that pays a simple interest rate of 4.2% paul deposits $400 into a savings account that pays a simple interest rate of 3.8% monica says that she will earn more interest in 1 year because her interest rate is higher is she correct?

Answers

Answer:

Paul earned $2.6 more interest than Monica.

Step-by-step explanation:

Giving the following information:

Monica:

Initial investment= $300

Interest rate= 4.2%

Paul:

Initial investment= $400

Interest rate= 3.8%

To calculate the income earned, we need to use the following formula:

I= P*r*t

P= principal

r= interest rate

t= time

Monica:

I= 300*0.042*1= $12.6

Paul:

I= 400*0.038*1= $15.2

Paul earned $2.6 more interest than Monica.

PLEASE ANSWER ASAP I NEED HELP

PLEASE ANSWER ASAP I NEED HELP

Answers

Answer:

The answer should be...

\(117 mm^3\)(if your supposed to do volume)

\(174mm^2\)(if your supposed to do surface area)

Step-by-step explanation:

volume:

3 x 3 x 3 = 27

10 x 3 x 3 = 90

27 + 90 = 117

surface area:

3 x 3 x 2 = 18

3 x 3 x 2 = 18

3 x 3 = 9

3 x 10 x 2 = 60

3 x 10 x 2 = 60

3 x 3 x 2 = 18

18 + 18 + 9 + 60 + 60 + 18 - 9 = 174

BH and ND intersect at A. If m

(PLEASE HELP ITS DUE ON THE 10th AND IM STRESSING)

Answers

Answer:

what she said

Step-by-step explanation:

(so now i know how she gets all of her points.

she just has to find incorrectly written ones and tell them that its written wrong.

Free Points! lol)

Why are properties, postulates, and theorems important in mathematics?

Answers

Answer:

because we want to learn with there meaning. so first we want to study about what that picture is tell about and what is the shape, why it is use. so only they uses the properties. we not magup the maths. we want learn and write.

Step-by-step explanation:

please mark me as a brainlist..

The value of a new mountain bike declines exponentially. If the bike costs $5000 when it is new and loses 10% of its value each year, what is an equation that models
this situation?

f(x)=___(____)^x

Answers

Answer:

1743.39

Step-by-step explanation:

5000(1-0.1)^10 is the function

Which decimal is equivalent to 11/5

Answers

Answer:

2.2

Step-by-step explanation:

calculator

Answer:

2.2

Step-by-step explanation:

One type of candy mix contains 30% Smarties by mass. A second type contains 20% Smarties by
mass. What mass of the 30% mix is required to make a 500 gram mixture that will have 24%
Smarties by mass?

Answers

Answer:

200 grams

Step-by-step explanation:

Let us represent

The number of grams of

30% smarties = x

20% smarties = y

Hence:

x + y = 500

x = 500 - y

Hence:

30% × x + 20% × y = 24% × 500

0.3x + 0.2y = 120

Substitute 500 - y for x

Hence:

0.3(500 - y) + 0.2y = 120

150 - 0.3y + 0.2y = 120

Collect like terms

- 0.3y + 0.2y = 120 - 150

- 0.1y = -30

y = -30/0.1

y = 300

Solving for x

x = 500 - y

x = 500 - 300

x = 200

Hence,

The number of grams of

30% smarties = x = 200 grams

20% smarties = y = 300 grams

Therefore:

the mass of the 30% mix is required to make a 500 gram mixture that will have 24% Smarties by mass is 200 grams

WHAT IS THE TOTAL SURFACE AREA OF THE SQUARE PYRAMID BELOW!?!??!?!

WHAT IS THE TOTAL SURFACE AREA OF THE SQUARE PYRAMID BELOW!?!??!?!

Answers

Answer:

the answer is going to be 203 square inches

Step-by-step explanation:

7 x 11 = 77

77 x 2 = 154

7 x 7 = 49

154 + 49 = 203

NOTICE:11.5 is useless, don't get tricked.

Answer:

Solution given:

side of base[a]=7in

height[h]=11in

slant height [l]=11.5in

THE TOTAL SURFACE AREA OF THE SQUARE PYRAMID=a²+2ah=7²+2*7*11=203in²

The total surface area of square pyramid is 203in².

The probability that on any given day, Manuel has Lasagna for lunch is 0.5, the probability that he has Tacos for lunch is 0.2; while the probability that he has Lasagna and Tacos for lunch on the same day is 0.2. Use the Addiction Rule to solve the questions.
a. Find the probability that on any given day, Manuel has Lasagna or Tacos for lunch. (5pts)
b. Demonstrate on the Venn diagram (5pts)

Answers

The overlapping part of the two circles A and B represents the probability of Manuel having Lasagna and Tacos for lunch on the same day, which is 0.2.

a. Given, Probability of Manuel having lasagna for lunch=0.5Probability of Manuel having tacos for lunch=0.2

Probability of Manuel having both tacos and lasagna for lunch=0.2

To find, The probability that on any given day, Manuel has Lasagna or Tacos for lunch.

We need to use the Addition rule, which states that the probability of the union of two events A and B is the probability of A plus the probability of B minus the probability of the intersection of A and B.

Now, the probability that Manuel has Lasagna or Tacos for lunch is: P(Lasagna or Tacos) = P(Lasagna) + P(Tacos) - P(Lasagna and Tacos)P(Lasagna or Tacos) = 0.5 + 0.2 - 0.2 = 0.5

Hence, the probability that on any given day, Manuel has Lasagna or Tacos for lunch is 0.5.b. The Venn diagram representation of the problem is shown below:

The part inside the circle A represents the probability of Manuel having Lasagna, which is 0.5. The part inside the circle B represents the probability of Manuel having Tacos, which is 0.2.

 Therefore, the probability that on any given day, Manuel has Lasagna or Tacos for lunch is 0.5.

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(03.05 MC)
Solve the rational equation
4x +3 8x-1
5
9
x = 0,5
Ox=2
Ox=8
O x = 9

Answers

Answer:

  x = 8

Step-by-step explanation:

Perhaps you want to solve ...

  \(\dfrac{4x+3}{8x-1}=\dfrac{5}{9}\\\\9(4x+3)=5(8x-1)\qquad\text{multiply by $9(8x-1)$}\\\\36x+27=40x-5\qquad\text{eliminate parentheses}\\\\32=4x\qquad\text{add $5-36x$}\\\\\boxed{x=8}\qquad\text{divide by 4}\)

Can someone please help me

Can someone please help me

Answers

Answer:-2.4+3.2t

Step-by-step explanation:

-3.6+1.2-1.9t+5.1t

= -2.4+3.2t

So I was working on my Unit two lesson one practice problems but then I got stuck. Well the thing was that one question said "Type your answer by using a comma-for example "5,7" I did but I am to scared to submit the form and I think it's wrong what I did.

Answers

Answer:

Step-by-step explanation:

My statement/reply will be given based on the answer-example here, which is "5,7". If it were a five-digit number like 57000, it would be easy and appropriate to place a comma after 7. So, assuming the answer is two digits and the instruction in the question is "Type your answer using a comma", you should obey instructions and type that answer with a comma separating the the two figures!

Most times in examinations or assessments, instructions are given, to award marks to attentive or careful students. Obey this instruction (the one in this question) after you've gotten the right answer to your mathematical problem. If it is two digits, separate them with a comma. If after you submit the assignment or form you're marked wrong; draw the attention of the examiner to the instruction that was given in the question.

How do I do question 10 PLEASE HELP ASAP THANKS

How do I do question 10 PLEASE HELP ASAP THANKS

Answers

Answer:

hope this helps you

How do I do question 10 PLEASE HELP ASAP THANKS

find the value of 8^1/3

Answers

Answer:

\(2\frac{2}{3}\)

Step-by-step explanation:

Find 1/3 of 8: \(\frac{1}{3}\) × \(\frac{8}{1} = 2\frac{2}{3}\)  

I hope this helps!

The answer is \(\frac{8}{3}\) or \(2\frac{2}{3}\)

how much do i need to make to afford a $425,000 house

Answers

The income you need to afford a $425,000 house is largely dependent on your debt-to-income ratio, credit score, and down payment. However, a general rule of thumb is to have an annual income that is at least three times the purchase price of the home, which in this case would be $1,275,000.

To more accurately determine the income needed to afford a $425,000 house, consider factors such as the interest rate on the mortgage, property taxes, homeowners insurance, and any homeowner association fees.

These additional expenses can significantly impact your monthly mortgage payment and thus your income requirements.
It's important to keep in mind that lenders have varying criteria when determining mortgage eligibility and income requirements, so it's best to speak with a mortgage professional to get a more accurate estimate based on your individual circumstances.

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What is the weight of an empty tank? ? pounds Total Weight (lb) 32 24 16 0 0 Y 1 2 3 Amount of Water (gal)​

What is the weight of an empty tank? ? pounds Total Weight (lb) 32 24 16 0 0 Y 1 2 3 Amount of Water

Answers

Answer:

4 lbs

Step-by-step explanation:

The weight is in the y-axis and the amount of water is in the x-axis, so if you want to find what the weight is when the tank is empty, you just look at where the line is on the y-axis when x = 0.

4 pounds is the weight of an empty tank

What is Slope of Line?

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.

The slope of line passing through two points (x₁, y₁) and (x₂, y₂) is

m=y₂-y₁/x₂-x₁

(0, 4) and (1, 12)

Slope = 12-4/1

=8

Now let us find the y intercept which is weight of empty tank

4=8(0)+b

b=4

Hence, 4 pounds is the weight of an empty tank

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When a couple has seven children, with p(boy) = p(girl) =0.500: a) what is the probability that they have all boys? b) What is the probability they have at least one boy?

Answers

Given:

A couple has seven children.

n(S)=49

a)

Let A be the event that they have all boys.

\(P(A)=\frac{1}{49}\)

b)

Let B be the event that they have atleast one boy.

\(P(B)=\frac{48}{49}\)

Determine the average rate of return for a project that is
estimated to yield total income of $382,000 over four years, cost
$695,000, and has a $69,000 residual value.
_ %

Answers

The average rate of return for a project that is estimated to yield a total income of $382,000 over four years, cost $695,000, and has a $69,000 residual value is 4.5% .

Here's how to solve for the average rate of return:

Total income = $382,000

Residual value = $69,000

Total cost = $695,000

Total profit = Total income + Residual value - Total cost

Total profit = $382,000 + $69,000 - $695,000

Total profit = -$244,000

The total profit is negative, meaning the project is not generating a profit. We will use the negative number to find the average rate of return.

Average rate of return = Total profit / Total investment x 100

Average rate of return = -$244,000 / $695,000 x 100

Average rate of return = -0.3518 x 100

Average rate of return = -35.18%

Rounded to one decimal place, the average rate of return is 35.2%. However, since the average rate of return is negative, it does not make sense in this context. So, we will use the absolute value of the rate of return to make it positive.

Average rate of return = Absolute value of (-35.18%)

Average rate of return = 35.18%Rounded to one decimal place, the average rate of return for the project is 4.5%.

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An mp3 player is on sale for 30% off the regular price of $39. 98. How much is the discount? a. $11. 99 b. $13. 19 c. $13. 33 d. $27. 99 Please select the best answer from the choices provided A B C D.

Answers

The cost of the mp3 player after the discount is $27.98.

What is percentage?

A percentage is a number or ratio that can be expressed as a fraction of 100. If we have to calculate percent of a number, divide the number by whole and multiply by 100.

Given

An mp3 player is on sale for 30% off the regular price of $39. 98.

The price of the mp3 player after the 30% is given

\(\rm Cost \ of \ player \ after \ discount = Cost \ of \ player \times discount\\\\\rm Cost \ of \ player \ after \ discount = 39.98\times 0.30\\\\\rm Cost \ of \ player \ after \ discount = 11.99\)

The cost of mp3 player after 30% discount is;

= $39.98 - $11.99 = $27.98

Hence, the cost of the mp3 player after the discount is $27.98.

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HELPPP THIS IS MY LAST QUESTION AHHHH

HELPPP THIS IS MY LAST QUESTION AHHHH

Answers

Answer:

its eather a or c

Step-by-step explanation:

A quadratic equation has zeros at -6 and 2. Find standard form

Answers

The quadratic equation with zeros at -6 and 2 is y² + 4y - 12 = 0. This is in standard form, which is ax² + bx + c = 0, with a = 1, b = 4, and c = -12.

To find the quadratic equation with zeros at -6 and 2, we can start by using the fact that if a quadratic equation has roots x₁ and x₂, then it can be written in the form

(y - x₁)(y - x₂) = 0

where y is the variable in the quadratic equation.

Substituting the given values of the zeros, we get

(y - (-6))(y - 2) = 0

Simplifying this expression, we get

(y + 6)(y - 2) = 0

Expanding this expression, we get

y² - 2y + 6y - 12 = 0

Simplifying this expression further, we get

y² + 4y - 12 = 0

So the quadratic equation with zeros at -6 and 2 is

y² + 4y - 12 = 0

This is the standard form of a quadratic equation, which is

ax² + bx + c = 0

where a, b, and c are constants. In this case, a = 1, b = 4, and c = -12.

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Describe in words where the square root of thirty-five would be plotted on the number line. between 5 and 6, but closer to 5 between 5 and 6, but closer to 6 between 6 and 7, but closer to 6 between 6 and 7, but closer to 7

Answers

The square root of twenty-four would be plotted (C) between 6 and 7, but closer to 6 on a number line.

What is a number line?A number line is a horizontal line with evenly spaced number increments. The numbers on the line will dictate how the number on the line can be answered. The question that corresponds with the number specifies how it will be utilized, such as graphing a point.Number lines are extremely adaptable manipulatives that can be used for locating numbers, comparing numbers, fractions and mixed numbers, decimals, integers, absolute value, addition, subtraction, inequalities, multiples, common denominators, and more.

To find where the √37 would be plotted on the number line:

As we all know that √37 is 6.082.If we round that off, the number will be 6.So, option (C) between 6 and 7, but closer to 6 is correct.

Therefore, the square root of twenty-four would be plotted (C) between 6 and 7, but closer to 6 on a number line.

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The correct question is given below:
Describe in words where the square root of thirty-five would be plotted on the number line.

(A) between 5 and 6, but closer to 5

(B) between 5 and 6, but closer to 6

(C) between 6 and 7, but closer to 6

(D) between 6 and 7, but closer to 7

Describe in words where the square root of thirty-five would be plotted on the number line. between 5
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