1) Mark's new car can drive 725 miles in 8
hours. How many miles can Mark's car drive in
an hour? How many miles can his car drive in
3 hours?

The answer chancedavis673 is

5.66 meters or 566 centimeters

because

Every 100 centimeters is a meter so 1534 centimeters is 15.34 meters. Then subtract the values to get 5.66.

Answer:

200mm^2 is the area of shadded region

Answer:

the correct answer is d

Step-by-step explanation:

The leading coefficient is negative, so the graph rises on the left and falls on the right.

Therefore as x approaches infinity, y will be approaching negative infinity.

I think that this number is already prime.

Step-by-step explanation:

I could be wrong

Answer:

m = 1.5 and c = 2.5.

Step-by-step explanation:

2y - 3x = 5

2y = 3x + 5

Divide through by 2:

y = 1.5x + 2.5.

So m = 1.5 and c = 2.5.

The statement that "a surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect" is true.

The surface generated by a closed plane curve rotated about a line that lies in the same plane as the curve but does not intersect it is called a torus. The torus is a three-dimensional surface that can be thought of as a doughnut shape. The curve that generates the torus is called the generator, and the line about which the curve is rotated is called the axis of rotation. The torus has the interesting property that it has a hole in the center, and the distance from any point on the surface to the center of the torus is constant.

Learn more about torus here brainly.com/question/16653541

#SPJ4

Answer:

the price of the vanilla flavored coffee per pound is $8.50

the price of the espresso flavored coffee per pound is $9.00

Step-by-step explanation:

Let's give letters to the unknowns, so we can generate equations easily:

cost of espresso coffee beans per pound:  "E"

cost of vanilla flavored coffee beans per pound : "V"

Now, the first statement:

18 pounds of E plus 17 pounds of V cost $306.50, can be written as:

18 E + 17 V = 306.5

The second statement:

19 pounds of E plus 15 pounds of V cost $298.50, can be written as:

19 E + 15 V = 298.5

Now, in order to solve this system of linear equations we can use substitution for example:

E = (306.5 -17 V)/18

and use this expression to substitute for E in the second equation:

19  (306.5 - 17 V)/ 18 + 15 V = 298.5

multiplying by 18 on both sides to eliminate denominators, we get:

19 (306.5 - 17 V) + 270 V = 5373

5823.5 - 323 V +270 V = 5373

5823.5 - 53 V = 5373

5823.5 - 5373 = 53 V

450.5 = 53 V

V = 8.5

Therefore the price of the vanilla flavored coffee per pound is $8.50

Now we use this found value in the substitution equation:

E = (306.5 -17 V)/18

E = (306.5 - 17 (8.5))/18

E = 9

Therefore the price of the espresso flavored coffee per pound is $9.00

Answer:

so i couldnt get the other answers but i was able to graph it so i hope this helps sorry if i doesnt then i will try to find the answers using another method

Step-by-step explanation:

also i used math.way to get the answers so i really hope this helps

This problem involves a variety of concepts in quantum mechanics, including energy eigenstates, linear combinations, time evolution, inner products, probabilities, and normalization.

In this problem, we are given two orthonormal energy eigenstates of a system, and we are asked to compute various quantities related to their linear combinations.

We are also asked to find the wavefunction at a later time if the initial state is one of these linear combinations, and to calculate the probabilities of measuring the particle in each of the two states at a later time. Lastly, we are asked to find the normalization constant of a given wavefunction.

To start with, we compute the inner products of the states (A) and (B) with themselves and with each other, and obtain the probabilities of measuring the particle in each of the states.

We then use the time evolution operator to find the wavefunction at a later time t, given the initial state at t=0. Finally, we calculate the probabilities of measuring the particle in each of the two states at a later time t, and sketch the probabilities as a function of time on the same graph. We also find the normalization constant of a given wavefunction by integrating over all space.

By working through this problem, we can gain a deeper understanding of these concepts and their applications in quantum mechanics.

to learn more about probabilities click here:

brainly.com/question/29221515

#SPJ11

Answer:

The answer is "angle".

Step-by-step explanation:

There will be two legs as well as a hypotenuse inside the right triangle. Its legs are both at an angle of 90° as well as the length of a right triangle upon on hypotenuse half is the opposite side of a right angle. When you have the two-angle measurement as well as the right triangle height on one side, you can find equal measurements of two angles on another and the lengths for two sides on another.

Answer:

(y – 4) = 1(x +6)

Step-by-step explanation:

y – y₁ = m(x – x₁)

(y – 4) = 1(x –(–6))

(y – 4) = 1(x +6)

When working on homework, Jen spends 5 minutes reading for every 10 minutes spent on writing, Andy spends 2 minutes reading for every 5 minutes of writing, and Noor spends 10 minutes reading for every 15 minutes of writing .

Many teachers and parents believe that homework helps students build study skills and review concepts learned in class. Others see homework as disruptive and unnecessary, leading to burnout and turning kids off to school. Decades of research show that the issue is more nuanced and complex than most people think: Homework is beneficial, but only to a degree. Students in high school gain the most, while younger kids benefit much less.

The National PTA and the National Education Association support the “10-minute homework guideline”—a nightly 10 minutes of homework per grade level.                                           https://brainly.com/question/28529831                 #SPJ9

The inequality that shows the number of gallons of each drink that Harry can buy is 2x + 2.5y ≤ 24.

The number of gallons of iced tea that Harry can buy if he buys 5 gallons of lemonade is 5 gallons of iced tea

The number of gallons of iced tea that can be bought is x so the total price would be:

= 2x

Number of gallons of lemonade is:

= 2.5y

Harry can spend not more than $24.00 which means the total should either be $24 or less:

2x + 2.5y ≤ 24

If Harry buys 5 gallons of lemonade, he would spend:

= 5 x 2.50

= $12.50

The number of gallons of iced tea he can buy is:

= (24 - 12.50) / 2.00

= 5 gallons of iced tea

Find out more on inequalities at https://brainly.com/question/24372553

#SPJ1

The hippocampal volumes in the alcoholic adolescents are significantly less than the normal volume at the alpha = 0.01 level of significance.

The appropriate test to conduct is a one-tailed t-test since the researchers are interested in whether the hippocampal volumes in alcoholic adolescents are less than the normal volume of 9.02 cm3.

Null hypothesis: H0: μ ≥ 9.02 (the hippocampal volumes in the alcoholic adolescents are greater than or equal to the normal volume)

Alternative hypothesis: Ha: μ < 9.02 (the hippocampal volumes in the alcoholic adolescents are less than the normal volume)

The level of significance, α = 0.01, and the degrees of freedom for the t-test are df = n - 1 = 16.

Using a t-table or a t-distribution calculator, the critical t-value for a one-tailed test with α = 0.01 and df = 16 is -2.602.

The test statistic is calculated as:

t = (x - μ) / (s / √(n)) = (8.16 - 9.02) / (0.7 / √(17)) = -2.79

Since the test statistic (-2.79) is less than the critical t-value (-2.602), we reject the null hypothesis and conclude that there is evidence to support the alternative hypothesis.

Therefore, the hippocampal volumes in the alcoholic adolescents are significantly less than the normal volume at the alpha = 0.01 level of significance.

Learn more about hippocampal cells

https://brainly.com/question/14004187

#SPJ4

The results generated in the map phase are combined in the _reduce_ phase.

In maps, the "reduced phase" refers to a technique used to remove the phase ambiguity present in interferometric synthetic aperture radar (InSAR) data. InSAR uses radar to measure the distance between a satellite or aircraft and the ground and can be used to create detailed maps of changes in the surface of the earth over time.

However, because InSAR data is collected using radar waves, which are sensitive to the phase of the signal, the data can be affected by phase ambiguities. The reduced phase technique is used to remove these ambiguities and create more accurate maps.

Therefore, The results generated in the map phase are combined in the _reduce_ phase.

To know more about radars refer to:

brainly.com/question/3521856

#SPJ4

Answer:  < -4/5,  3/5>

This is equivalent to writing < -0.8, 0.6 >

======================================================

Explanation:

Draw an xy grid and plot the point (-4,3) on it. Draw a segment from the origin to this point. Then draw a vertical line until reaching the x axis. See the diagram below.

We have a right triangle with legs of 4 and 3. The hypotenuse is \(\sqrt{4^2+3^2} = \sqrt{16+9} = \sqrt{25} = 5\) through use of the pythagorean theorem.

We have a 3-4-5 right triangle.

Therefore, the vector is 5 units long. This is the magnitude of the vector.

Divide each component by the magnitude so that the resulting vector is a unit vector pointing in this same direction.

Therefore, we go from < -4, 3 > to < -4/5,  3/5 >

This is equivalent to < -0.8, 0.6 > since -4/5 = -0.8 and 3/5 = 0.6

Side note: Unit vectors are useful in computer graphics.

Answer:

3 a 2 − a + 10

Step-by-step explanation:

like and 5 star

Answer:

3a^2-a+10

Step-by-step explanation:

...

The slope-intercept equation for the given line is y = 2x + 3

From the question, we are to determine the equation for the line

The slope-intercept form of the equation of a straight line is

y = mx + b

Where m is the slope

and b is the y-intercept

First, we will determine the slope

Slope of the line = (3 - 0) / (1.5 - 0)

Slope of the line = 3/1.5

Slope of the line = 2

∴ m = 2

On the graph, we can observe that the y-intercept is 3

∴ b = 3

Thus,

The equation becomes

y = 2x + 3

Hence, the slope-intercept equation for the given line is y = 2x + 3

Learn more on Equation of a straight line here: https://brainly.com/question/13959234

#SPJ1

The margin of error for the true proportion of times the coin would land on heads on a 95% confidence level is 11.

As per the question,

⇒ Confidence interval is calculated by,

                p  ±  z(α/2) × √ ( p × q / n )   =   ( p - E, p + E )

where,     p  =  proportion in a random sample

                q  =  1 - q

                E   =  z(α/2) × √ ( p × q / n )   i.e.  margin of error

⇒  p   =   40 / 50

          =   4 / 5

∴   p   =   0.8

⇒   q  =  1 -  \(p^{'}\)  

          =  1 - 0.8

∴    q  =  0.2

⇒  α   =   0.05

⇒ z(α/2)  =  1.94

⇒ Margin of error ( E )   =   z(α/2) × √ ( p × q / n )

                                       =   1.94 × √ ( 0.8 × 0.2 / 50 )

                                       =   1.94 × √ ( 0.16 / 50 )

                                       =   1.94 × √ ( 0.0032 )

                                       =   1.94 × 0.05656

    Margin of error ( E )   =   0.109  ≅  0.11

Therefore, 11 is the Margin of Error ( E ) for the true proportion of times the coin would land on heads at a 95% confidence level i.e option c is correct.

To know more about confidence interval problems refer to:

https://brainly.com/question/26658887

#SPJ4

The complete question is

A trick coin that was purchased at a magic shop was flipped 50 times. The coin landed on heads 40 times. Based on the results, what is the margin of error for the true proportion of times the coin would land on heads? Base your margin of error on a 95% confidence level.

a. 1

b. 10

c. 11

d. 5

Answer:

the box diagonal is about 41.68

Step-by-step explanation:

yes the bat will fit but not by much

Answer:

B.61kg

Step-by-step explanation:

use the formula

force÷acceleration=mass

183÷3=61kg

The greatest area that can be covered with the given tiles is 63 square inches using the 1x9 arrangement.To find the greatest area that can be covered with the given tiles, we need to determine how to arrange the tiles to maximize the area.

The tiles measure 3 and 1/2 inches long and 2 inches wide. Let's assume that the tiles can be arranged in a rectangular shape.

To maximize the area, we want to find the dimensions that allow us to use all nine tiles without leaving any gaps. Since the tiles are rectangular, we need to find a whole number of rows and columns that multiply to nine (the number of tiles).

Possible arrangements for nine tiles are:

1 row and 9 columns (1x9)

3 rows and 3 columns (3x3)

To calculate the area, we multiply the length by the width:

For the 1x9 arrangement:

Area = 3.5 inches * (2 inches * 9) = 63 square inches

For the 3x3 arrangement:

Area = (3.5 inches * 3) * (2 inches * 3) = 31.5 square inches

Therefore, the greatest area that can be covered with the given tiles is 63 square inches using the 1x9 arrangement.

To learn more about area click here;

brainly.com/question/30099366

#SPJ11

Answer:

The area of the garden is \(2356\ ft^2\)

Step-by-step explanation:

Area of a Square

Given a square of a side length of x, the area is calculated as:

\(A = x^2\)

There is a square garden area of a side length of x=50 feet. The area is:

\(A_1=50^2=2500\ ft^2\)

Inside of it, there is another square area for a fountain display of a side length of 12 feet. The area is:

\(A_2=12^2=144\ ft^2\)

The area of the garden is the difference between A2 and A1:

\(A_g=A_2-A_1=2500\ ft^2-144\ ft^2\)

\(A_g=2356\ ft^2\)

Statement B could be used in step 2 when proving x = 30. ORP and ORN are linear pairs. Option B is correct.

An angle measure is the measurement of the angle created by two rays or arms at a shared vertex in geometry. A protractor is used to measure angles in degrees (°).

The complete question is;

Given: mORP = 80°

mORN = (3x + 10)°

Prove: x = 30

Which statement could be used in step 2 when proving x = 30?

A. ORP and ORN are a linear pair

B. ORP and ORN are vertical angles

C. 80 = 3x +10

D. x = 30

A linear pair is a pair of neighboring angles created by the intersection of two lines. A linear pair's two angles are always complimentary, which implies their measurements sum to 180°.

It is obtained that ORP and ORN are a linear pair;

∠ORP+ ∠ORN = 180°

\(\rm 80^0+ (3x + 10)^0=180^0\\\\ 3x=180^0-90^0\\\\ x=\frac{90^0}{3}\\\\ x=30^0\)

The value of x will be 30°. Statement B could be used in step 2 when proving x = 30. ORP and ORN are linear pairs.

Hence, Option B is correct.

To learn more about the angle measurement, refer to the link;

https://brainly.com/question/14684647

#SPJ1

Answer:

3.55 x t = 28.40 or 28.40/t = 3.55

Step-by-step explanation:

Answer:

See explanation

Step-by-step explanation:

The texts in the question is distorted and unclear; So, I will provide a general explanation of solving an equation with 1 variable.

A similar question that can be found online is:

\(8x - 8 = 4x + 12\) --- to solve for x

First, collect all like terms

\(8x - 4x = 8 + 12\)

Distribute the expression on the left-hand side

\(x(8 - 4) = 8 + 12\)

\(x * 4 = 8 + 12\)

Simplify like terms

\(x * 4 = 20\)

Divide both sides by 4

\(x = 5\)