A person can burn about 9 calories per minute bicycling. Let x represent the number of minutes bicycled, and let y represent the number of calories burned. Create a mapping diagram to show the number of calories burned by bicycling for 50, 100, 150, or 200 minutes. Determine the domain and range of the relation in context and explain whether or not this represents a function.

Answers

Answer 1
this is digram and its function
A Person Can Burn About 9 Calories Per Minute Bicycling. Let X Represent The Number Of Minutes Bicycled,
Answer 2

Final answer:

A mapping diagram to show the number of calories burned by bicycling for different durations has been created. The domain is {50, 100, 150, 200} minutes, and the range is {450, 900, 1350, 1800} calories. This represents a function because each time duration maps to exactly one calorie value.

Explanation:

To create a mapping diagram that represents the number of calories burned by bicycling for 50, 100, 150, or 200 minutes, we consider that a person burns about 9 calories per minute. Let x represent the number of minutes bicycled, and let y represent the number of calories burned. The mapping diagram looks like this:

50 minutes → 50 × 9 = 450 calories

100 minutes → 100 × 9 = 900 calories

150 minutes → 150 × 9 = 1350 calories

200 minutes → 200 × 9 = 1800 calories

The domain of this relation is the set of minutes bicycled, which is {50, 100, 150, 200}, and the range is the set of calories burned, which is {450, 900, 1350, 1800}. This does represent a function because for each value in the domain, there is exactly one corresponding value in the range.


Related Questions

Simplify the Expression.

-1/8 - 2/7 =

A. -1/8
B. 23/56
C. -23/56
D. 1/5

Answers

Since one number is negative and one is not and it is asking us to subtract, we have to make the second fraction a negative and add them together. 
We can multiply 7 and 8 to get a common denominator and so we now have -7/56 + -16/56. 
We can now add the negatives together to get -23/56 as your final answer.


How do you write 0.0894 in scientific notation?

Answers

The answer is:  " 8.94 * 10⁻² " .
_________________________________________
8.94 * 10⁻² will be the scientific notation

15 points!! The power P (measures in horsepower, hp) needed to propel a boat is directly proportional to the cube of the speed s. A 73-hp engine is needed to propel a certain boat at 10 knots. Find the power needed to drive the boat at 19 knots. (Round your answer to the nearest whole number.)

Answers

The power Needed to drive the boat at 19 knots is 24

What is the product of -2.5 and 8.77

Answers

Product typically means multiply.

-2.5 x 8.77 = -21.925

Meaning the answer is -21.925.

Hope this helps! Good luck!

Jupiter's orbital radius is equal to 5 au. how luminous is jupiter compared to the sun

Answers

Jupiter is not as luminous as the sun. However, considering the fact that Jupiter is one of the largest gaseous planets in the solar system, and that it is relatively close to the earth compared to the Pluto, it is still visible in the night sky.

The luminosity of Jupiter compared to the Sun is [tex]\( 9.57 \times 10^{27} \)[/tex] Watts.

To find the luminosity of Jupiter compared to the Sun, we can use the inverse square law of brightness. The luminosity of a celestial body depends on its distance from the observer. Given that Jupiter's orbital radius r = 5 AU (Astronomical Units) and the Sun's luminosity is [tex]\( L_{\odot} = 3.828 \times 10^{26} \)[/tex] Watts, we can calculate the luminosity of Jupiter [tex](\( L_J \)).[/tex]

Find the distance ratio [tex](\( \frac{r_{\text{Jupiter}}}{r_{\text{Sun}}} \))[/tex]:

[tex]\[ \text{Jupiter's distance ratio} = \frac{5 \, \text{AU}}{1 \, \text{AU}} = 5 \][/tex]

Apply the inverse square law:

[tex]\[ \frac{L_{\text{Jupiter}}}{L_{\odot}} = \left( \frac{r_{\text{Sun}}}{r_{\text{Jupiter}}} \right)^2 \][/tex]

[tex]\[ L_{\text{Jupiter}} = L_{\odot} \times \left( \frac{r_{\text{Jupiter}}}{r_{\text{Sun}}} \right)^2 \][/tex]

[tex]\[ L_{\text{Jupiter}} = 3.828 \times 10^{26} \times (5)^2 \][/tex]

[tex]\[ L_{\text{Jupiter}} = 3.828 \times 10^{26} \times 25 \][/tex]

[tex]\[ L_{\text{Jupiter}} = 9.57 \times 10^{27} \, \text{Watts} \][/tex]

So, the luminosity of Jupiter compared to the Sun is [tex]\( 9.57 \times 10^{27} \)[/tex] Watts.

An equilateral triangle is never or sometimes an isosceles triangle?

Answers

It really can't. If the sides of the triangle are equal, one can't be bigger or smaller then the other one! :-)
Never. An equilateral triangle has all equal sides but an iscoceles triangle has 2 equal and one non-equal sides

Michael has 4 lots of land to sell. He sells two of them at a loss of $1,200 each and sells the other two at a profit of $1,400 each. How much money does he make on his investment?

Answers

He makes $400 as an investment because 1400*2= 2800

1200*2= 2400

Subtract the two number 2800-2400= 400
Final answer:

Michael makes a total of $400 from his land investment after calculating the total losses and gains from the lands sold.

Explanation:

In order to find out the total money that Michael has made from his land investment, you need to calculate the losses and the gains individually. Michael sells two of his lands at a loss of $1,200 each, hence his total loss is 2 * $1,200 = $2,400. On the other hand, he sells the other two lands at a profit of $1,400 each, hence his total profit is 2 * $1,400 = $2,800.

To get the total money that he made on his investment, you subtract the total loss from the total profit. That is $2,800 (total profit) - $2,400 (total loss) = $400. Hence, Michael makes $400 on his investment.

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Neil and Jean each choose a number at random from the set 1,2,3,4,5,6,7,9,10 their numbers are allowed to be the same. What is the probability that the product of those two numbers is even?

Answers

Final answer:

The probability that the product of the numbers selected by Neil and Jean is even is approximately 0.8889.

Explanation:

To answer your question, let's first classify the numbers from the given set 1,2,3,4,5,6,7,9,10 into two categories: even numbers (2, 4, 6, 10) and odd numbers (1, 3, 5, 7, 9). Each of the people, Neil and Jean, can pick any number independently. Hence we have two scenarios which result in the product being even - either both pick even numbers or at least one of them picks even.

The probability of both picking an even number is (4/9)*(4/9) = 16/81. Also, there is no constraint on the second scenario, so, total probabilities = 1. Hence, the probability of at least one picking an even is 1 - probability(both picking odd) = 1 - (5/9)*(5/9) = 1 - 25/81 = 56/81.

Therefore, the total probability that the product of the numbers selected by Neil and Jean is even is the sum of the above two probabilities i.e., 16/81 + 56/81 = 72/81 = 0.8889 (approx).

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Ivan is saving money to buy a game. so far he has saved $30 , which is two-thirds of the total cost of the game. how much does the game cost?

Answers

Let y be the $ of the game
(2/3)y=30
2y=90
y=45
The game costs $45.

Answer:

45 :)

Step-by-step explanation:

Find the next item in the pattern: 405, 135, 45, 15, . . .

Answers

The pattern is the difference divided by 3 so the next item in the pattern is 5.

Answer:

the next term would be 5

The hypotenuse of a right triangle is 1 cm longer than the longer leg. the shorter leg is 17 cm shorter than the longer leg. find the length of the longer leg of the triangle.

Answers

(L+1) whole square= L square+(L-17)whole square

When you expand the above equation,you get

L square-36L+288=0
(L-24)(L-12)=0
L= 12 or 24

Please Help:

Simplify. √3/10 (The square root of 3 over 10)

Answers

[tex] { \sqrt{ \frac{3}{10} } = \frac{\sqrt{3}}{\sqrt{10}} = \frac{\sqrt{3}}{\sqrt{10}} \times \frac{\sqrt{10}}{\sqrt{10}} = \frac{\sqrt{30}}{\sqrt{10^2}} = \frac{\sqrt{30}}{10} [/tex]

The simplified value of the number √3/10 will be 3/√30.

What is mean by Fraction?

A fraction is a part of whole number, and a way to split up a number into equal parts.

Or, A number which is expressed as a quotient is called fraction.

It can be written as the form of p : q, which is equivalent to p / q.

Given that;

The number is,

⇒ √3/10

Now,

Simplify the number as;

⇒ √3/10 = √3/10 x √3/3

             = 3 / √30

Thus, The simplified value of the number √3/10 will be 3/√30.

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300 yards / 1 minute find unit rate feet per wonds

Answers

132 ft / sec. I believe this is the answer.

What kind of transformation does the graph show?
A) flip
B) reflection
C) rotation
D) slide

Answers

It looks like a slide because it looks to be shifted not flipped or changed in other way.
It’s a slidebecause if it was flipped or reflected, it would be a bit further away from the original one

Jade and Dwayne work at a candy store every day for seven days Jade sold 10 packs with six candies each and Dwayne sold eight packs of five candies each.

How many candies did Jade in Dwayne cell altogether after the seven day?

Answers

Jade = 6 x 10 or 60 candies.

Dwayne = 8 x 5 or 40 candies.

Let T = whst they sold together

T = 60 + 40

T = 100 candies

Type .00009 using scientific notation.

Answers

9 x 10 to the -5 power, or 9 x 10^-5.
9 x 10 to the power of negative 5.
9x10^-5

Please help
The steps in writing f(x) = 18x + 3x2 in vertex form are shown, but a value is missing in the last step.



Write the function in standard form.

f(x) = 3x2 + 18x
Factor a out of the first two terms. f(x) = 3(x2 + 6x)
Form a perfect square trinomial.

f(x) = 3(x2 + 6x + 9) – 3(9)

Write the trinomial as a binomial squared. f(x) = 3(x + ______)2 – 27

What is the missing value in the last step?

Answers

3 is the missing value

Of there is any more help needed I can give you more tips and notes

Answer:

The missing value in last step is 3

Step-by-step explanation:

Given the function f(x)

[tex]f(x)=18x+3x^2[/tex]

Here some steps are given to write the above function in vertex form.

Step 1: Factor a out of the first two terms

[tex]f(x)=3(x^2+6x)[/tex]

Step 2: Form a perfect square trinomial.

[tex]f(x) = 3(x^2 + 6x + 9) - 3(9)[/tex]

Write the trinomial as a binomial squared.

By the identity of binomial square

[tex]a^2+2ab+b^2=(a+b)^2[/tex]

[tex]x^2 + 6x + 9=x^2+2(x)(3)+3^2[/tex]

[tex]\text{Put a=x and b=3 in the identity, we get}[/tex]

[tex]x^2+2(x)(3)+3^2=(x+3)^2[/tex]

[tex]x^2 + 6x + 9=(x+3)^2[/tex]

Hence, the f(x) can be written as

[tex]f(x) = 3(x+3)^2 - 3(9)[/tex]

Therefore, the missing value in last step is 3

WHY is -2 3 8l9 1,476 -6.01 all rational numbers . have a separate explanation for each number

Answers

There really doesn't need to be a separate explanation for each number because 1 explanation would explain everyone of them.

All of these numbers are rational because a rational number is, or can be, turned into a fraction.

-2 = -2/1
3 = 3/1
819 = 819/1
1,476 = 1,476/1
-6.01 = -6 1/100 = -601/100

Simplify the expression. 23 · 16 + 24 ÷ 4

A. 80

B. 38

C. 134

Answers

38 is most likley the answer am i right?!

Final answer:

To simplify the expression 23 · 16 + 24 ÷ 4, we first perform the multiplication and division according to PEMDAS, resulting in 368 + 6, and then add those results to get the final answer, 374.

Explanation:

To simplify the expression 23 · 16 + 24 ÷ 4, we need to follow the order of operations, which is often remembered by the acronym PEMDAS (Parentheses, Exponents, Multiplication and Division from left to right, Addition and Subtraction from left to right).

First calculate the multiplication: 23 × 16 = 368.

Then, the division: 24 ÷ 4 = 6.

Finally, add the two results together: 368 + 6 = 374.

Therefore, the simplified expression equals 374.

A dish tv satellite dish is the shape of a paraboloid. the dish is 36 inches wide, and 8 inches deep. how many inches should the receiver be located from the vertex for optimal reception? (round to the nearest thousandth)

Answers

The receiver is situated 10.125 inches from the vertex, is the correct response.

What is Parabola?

The line perpendicular to the directrix and passing through the focus (that is, the line that splits the parabola through the middle) is called the "axis of symmetry". The point where the parabola intersects its axis of symmetry is called the "vertex" and is the point where the parabola is most sharply curved. The distance between the vertex and the focus, measured along the axis of symmetry, is the "focal length". The "latus rectum" is the chord of the parabola that is parallel to the directrix and passes through the focus. Parabolas can open up, down, left, right, or in some other arbitrary direction. Any parabola can be repositioned and rescaled to fit exactly on any other parabola—that is, all parabolas are geometrically similar.

According to our question-

Make the origin of the parabola the vertex. Then, it has the equation y = bx^2.

The parabola crosses via (18,8), therefore 8 = b(182^) b = 0.02469 because

Its equation is y = 0.02469x2.

For best reception, the receiver should be positioned at the paraboloid's focus point.

The focus has a y-coordinate of

a = 1/(4b) = 1/0.098765

= 10.125 in

The receiver is situated 10.125 inches from the vertex, is the correct response.

Hence we can say that, the receiver is situated 10.125 inches from the vertex.

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Final answer:

Using the formula [tex]f = \(\frac{d^2}{16h}\)[/tex] for a parabolic dish, where the dish is 36 inches wide (diameter) and 8 inches deep, the optimal location of the receiver is calculated to be approximately 10.125 inches from the vertex for best reception.

Explanation:

The question asks where the receiver should be placed on a satellite dish that has the shape of a paraboloid for optimal reception. The given dimensions are that the dish is 36 inches wide and 8 inches deep. A parabolic dish reflects signals to a focal point where the receiver is typically placed for optimal signal reception. We can use the properties of a parabolic shape to find the location of the focal point, also known as the focus of the parabola.

To find the focal length (distance from the vertex to the focus) of a paraboloid, we use the formula [tex]f = \(\frac{d^2}{16h}\)[/tex], where d is the diameter and h is the depth. Substituting our values in (d = 36 inches, h = 8 inches) we get the focal length [tex]f = \(\frac{36^2}{16 \times 8}\) = \(\frac{1296}{128}\) \approx 10.125[/tex] inches. Therefore, the receiver should be located approximately 10.125 inches from the vertex of the satellite dish for optimal reception.

The receiver's optimal location, rounded to the nearest thousandth, is therefore 10.125 inches from the vertex.

Cups are sold 5 to a package and plates are sold 10 to a package. If you want to have the same number of each item for the party, what is the least number of packages of each you need to buy?

Answers

i think the answer would be 
20, the LCM 
(least common multiple) :)

1 package of plates = 10 plates  and 2 package of cups = 10 cups

 so 3 packages is least amount


One out of two people entering the grocery store purchase soda. how many people out of 20 purchase soda?

Answers

Answer:  "10" .
______________________
1/2 = x/20 

(1*10) = (2*10) = 10/20 .

Note: 2*10 = 20.

1/2 = 10/20 .

10/20 = ?  ;  Cancel out the zeros to get:  "1/2" ;    "10/20 = 1/2" .

The number 3.141595... is called what?

Answers

the answer you are looking for is Pi
3.141595... is known as Pi.

Find dy/dx x^3+y^3=18xy

Answers

Final answer:

The student's question involves finding the derivative dy/dx for the equation [tex]x^3 + y^3 = 18xy[/tex]. This is done through implicit differentiation, resulting in dy/dx = [tex](18y - 3x^2) / (3y^2 - 18x).[/tex]

Explanation:

The student has presented an equation involving x and y and has asked for the derivative of y with respect to x (dy/dx). To find dy/dx, we use implicit differentiation because y is not isolated on one side of the equation. The given equation is [tex]x^3 + y^3 = 18xy.[/tex]

Start by differentiating both sides with respect to x:

The derivative of [tex]x^3[/tex] with respect to x is [tex]3x^2.[/tex]

The derivative of [tex]y^3[/tex] with respect to x is [tex]3y^2[/tex] times dy/dx (chain rule).

The derivative of 18xy with respect to x is 18y + 18x times dy/dx (product rule).

Bringing all terms involving dy/dx to one side gives:

[tex]3x^2 + 3y^2(dy/dx) = 18y + 18x(dy/dx)[/tex]

Solve for dy/dx:

[tex]3y^2(dy/dx) - 18x(dy/dx) = 18y - 3x^2[/tex]

Factor out dy/dx:

[tex]dy/dx (3y^2 - 18x) = 18y - 3x^2[/tex]

Finally, solve for dy/dx:

[tex]dy/dx = (18y - 3x^2) / (3y^2 - 18x)[/tex]

This expression represents the slope of the tangent to the curve at any point (x, y).

Two ants walk on a line in a random fashion. they begin 10cm apart. at each time step, each ant has a probability of 1/2 to move 1cm to the left, and probability 1/2 to move 1cm to the right. what is the probability that after 7 time steps, the ants have met one another (i.e., passed through the same point)?

Answers

121/16384 exactly, or approximately 0.739% Each time step, there are 4 possibilities that will happen. They are a1 a2 -1 -1 = Ants move to left, distance remains the same. -1 1 = Ants move away from each other, distance = distance + 2 1 -1 = Ants move to each other, distance = distance - 2 1 1 = Ants move to right, distance remains the same. For the rest of the discussion, I'll call the possible moves advance, retreat, and idle (and there's 2 ways idle can happen). If you consider the possible moves, the ants can reach each other only at time steps 5, 6, or 7. Let's consider each of those values separately. 5 time steps. This can only happen if all 5 moves are advances. And after they reach each other we don't care what happens for the remaining 2 steps so there is 1 * 4 * 4 = 16 possible sequences where the ant reach each other on the 5th step. 6 time steps. The only way this can happen is with 5 advances and 1 idle, with the idle happening during one of the 1st 5 steps. So there's 5 ways for that to happen. And since there's 2 different actions that are an idle, we multiply that 5 by 2 to get 10. And finally, we don't care what happens with the 7th step, so we multiply once again by 4, getting 40. 7 time steps. This can happen 2 ways. If the 1st 6 steps are 4 advances and 2 idles with the idles happening during any step, then we have 6!/(2!4!) = 15 different arrangements. Since we have 2 different types of idles, we need to multiply by 2 for each idle, so we have 15 * 2 * 2 = 60 possible ways to do this. It can also happen if during the 1st 6 steps we have 5 advances and 1 retreat with the retreat happening during one of the 1st 5 moves. So there's 5 ways to get the ants to meet if the sequence has a retreat. So with a sequence of 7 time steps, there are 16 + 40 + 60 + 5 = 121 possible sequences that have the ants at the same point at the same time. Now since there are 4 possibilities for each step, there are 4^7 = 16384 possible sequences that can be done. So the probability of the 2 ants meeting each other is 121/16384 = 0.007385254 = 0.7385254%

A coin is flipped five times find the number of possible sets of heads and tails that have 0 heads

Answers

The number of possible sets with 0 heads when flipping a coin five times is 1, represented by five consecutive tails (TTTTT).

When flipping a coin five times, the number of possible sets that have 0 heads (meaning all tails) is just one. This single microstate is TTTTT.

The reason for this is that each coin flip is an independent event with two possible outcomes: heads (H) or tails (T). When we are only concerned with the total head and tail count and not the order in which they appear, the only set with 0 heads is the set where every coin lands on tails.

How many terms are in the expression a3 + 3a2b - 4ab - 11b + 7?

7
4
5
6

Answers

There are 4 terms
Hope this helps

the answer is 5

1: a^3

2: 3a^2b

3: 4ab

4: 11b

5: 7

anything seporated by a + or - is a term

Please help me .......

Answers

Answer:

[tex]9b+10u > 1,000[/tex]

If an exterior angle of a regular polygon measures 40°, how many sides does the polygon have?

Answers

the sum of all exterior angles is always 360 degrees.
360/40=9 sides

the polygon has 9 sides.

The number of boys in the chess club is 4 more than twice the number of girls.there are 38 boys in the chess club. How many girls are in the club?

Answers

There are 17 girls in the club. I subtracted 4 from 38, which gave me 34. Then I divided that by 2. 
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