Anahid can purchase 9 drawing tablets for $10.26 at the art supply shop. She can purchase 21 of the same tablets for $23.52 from a website. Find the better deal by calculating the unit rate for each vendor. How much is saved per tablet by purchasing at the vendor with the better deal?

The correct option is (c). According to the passage, when compared to mental exhibited different patterns of brain activity.

According to the American Psychiatric Association, Exhibitionistic Disorder is a mental disorder that causes a person to expose his sexual organs—or genitals—to other people, usually people they've never met and are not expecting it. The exhibitionist derives sexual pleasure from the behaviour. When exhibitionists are arrested, treatment for their disorder usually begins. Psychotherapy, support groups, and antidepressants known as selective serotonin reuptake inhibitors are all part of it. Depression can be treated with a variety of medications, including: Serotonin reuptake inhibitors that are selective... read more (SSRIs).

Learn more about exhibitionists here

https://brainly.com/question/7278699

#SPJ4

Statistical considerations for the use of composite health-related quality-of-life scores in randomised trials

This is a research paper whose author is Andrew J. Vickers.

Abstract:

Conclusions:

To learn more about statistics, visit :

https://brainly.com/question/23091366

#SPJ4

The value of x is 2yw + y - 1 for the given equation 2x + 2/y = 4w + 2.

According to the given question.

We have an equation

2x + 2/y = 4w + 2

Since, we have to find the value of x for the given equation

2x + 2/y = 4w + 2

Thereofore,

2x + 2/y = 4w + 2

⇒ 2(x + 1)/y = 2(2w + 1)    (taking 2 common from both the sides)

⇒ (x + 1)/y = 2w + 1

⇒ (x + 1) = y(2w + 1)         (multiplying both the sides by y)

⇒ x + 1 = 2yw + y

⇒ x = 2yw + y - 1         ( subtracting 1 both the sides)

Hence, the value of x is 2yw + y - 1 for the given equation 2x + 2/y = 4w + 2.

Find out more information about equation here:

https://brainly.com/question/14686792

#SPJ4

Answer:

≠ >

Step-by-step explanation:

|-2| is equal to 2 because | | is the absolute value sign and absolute value means how far is a number away from zero regardless of whether it is negative or positive. so the because the negative sign in with the absolute value sign the answer to the |-2| is 2.

-|2| is equal to -2 because the negative sign is on the outside of the the absolute value sign. first you would solve |2| as being equal to 2 then you would apply the - sign on the outside to get -2

2 is not equal to -2 hence ≠ is correct

2 is greater than -2 hence > is also correct

Answer:

y = 16/3 - 2/9x

Step-by-step explanation:

1/6x + 3/4y = 4

we want to get y alone so we subtract 1/6x on both sides

3/4y = 4-1/6x

then divide 3/4 on both sides to isolate y

y = (4 - 1/6x) / 3/4

simplify

y = 16/3 - 2/9x

Answer: no

Step-by-step explanation:

To determine whether there is enough evidence to reject the null hypothesis, we need to compare the computed test statistic to the critical value.

In this case, the computed test statistic is 2.50 and the critical value is 2.33. If the computed test statistic falls in the rejection region beyond the critical value, we can reject the null hypothesis. Conversely, if the computed test statistic falls within the non-rejection region, we fail to reject the null hypothesis.In this scenario, since the computed test statistic (2.50) is greater than the critical value (2.33), it falls in the rejection region. This means that the observed data is unlikely to occur if the null hypothesis were true.

Therefore, based on the given information, there is enough evidence for the emergency room nurse to reject the null hypothesis. This suggests that there is sufficient evidence to support the claim that the average number of cases of upper respiratory infections per day at the hospital is over 21 cases.

Learn more about statistic here

https://brainly.com/question/15525560

#SPJ11

There is enough evidence to reject the null hypothesis in this case because the computed test statistic (2.50) is higher than the critical value (2.33). This suggests the average number of daily respiratory infections exceeds 21, providing substantial evidence against the null hypothesis.

Yes, there is enough evidence for the emergency room nurse to reject the null hypothesis. The null hypothesis is typically a claim of no difference or no effect. In this case, the null hypothesis would be an average of 21 upper respiratory infections per day. The test statistic computed (2.50) exceeds the critical value (2.33). This suggests that the average daily cases indeed exceed 21, hence providing enough evidence to reject the null hypothesis.

It's crucial to understand that when the test statistic is larger than the critical value, we reject the null hypothesis because the observed sample is inconsistent with the null hypothesis. The statistical test indicated a significant difference, upheld by the test statistic value of 2.50. The significance level (alpha) of 0.05 is a commonly used threshold for significance in scientific studies. In this context, the finding suggests that the increase in respiratory infection cases is statistically significant, and the null hypothesis can be rejected.

https://brainly.com/question/32386318

#SPJ11

The sum of the reciprocals of the roots of the equation\(\[\frac{2003}{2004}x + \frac{1}{x} = 1\]\)is 1.

To solve this, let's first find the roots of the given equation.

Clear the fraction by multiplying both sides by 2004x:

2003\(x^2\) + 2004 = 2004x

Rearrange the equation to form a quadratic equation:

2003\(x^2\) - 2004x + 2004 = 0

Now, let's use Vieta's formulas, which relate the coefficients of a quadratic equation to the sum and product of its roots.

Let the roots of the equation be r1 and r2. According to Vieta's formulas, we have:

Sum of the roots: r1 + r2 = -b/a

Product of the roots: r1 × r2 = c/a

In our case, a = 2003, b = -2004, and c = 2004.

Calculate the sum of the roots:

r1 + r2 = -(-2004) / 2003 = 2004 / 2003

Find the sum of the reciprocals of the roots:

(1/r1) + (1/r2) = (r1 + r2) / (r1 × r2)

Since we already have the sum of the roots, we only need the product of the roots to complete the calculation:

r1 × r2 = 2004 / 2003

Plug the values into the equation:

(1/r1) + (1/r2) = (2004 / 2003) / (2004 / 2003) = 1

for such more question on reciprocals

https://brainly.com/question/20896748

#SPJ11

Answer: The graph is as shown:

Answer:

Step-by-step explanation:

They are dividing the denominator by 3. So, the answer is 2/1 or basically the number 2.

For example,

27/3 = 9

9/3 = 3

The last math shows how I got the answer.

Hope this helps!

Answer:

2

Step-by-step explanation:

The sequence is multiplying by 3 each time.  2/27 *3= 2/9

2/9 *3 is 2/3.

2/3*3= 2

2 is the next term

Volume of refrigerator ---> cubic feet

Distance a person can run in 10 minutes ---> mile

The surface area of a tissue box ---> square inches

The perimeter of a baseball field ---> meters

The surface area of the moon ---> square kilometers

The volume of a large lake ---> cubic kilometers

The lenght of macaroni noodle ---> centimeter

The area of a bed sheet ----> square feet

Answer:

I hope it help, it can be wrong, Im so sorry!

Step-by-step explanation:

1.

y=x+6

y=x6

2.

y=2x+1

y=x.2+1

y=x.2

y=2

In a sample of 26 days from the desert, the average of the high daily temperature is 114 degrees F, and the sample standard deviation is 5 degrees F.

To determine the 90% confidence interval for the average temperature, we can use the t-distribution as follows:To find the critical value of t, we can use the t-table. Since our sample has n = 26, the degrees of freedom (df) are n - 1 = 25. At a confidence level of 90%, with 25 degrees of freedom, the critical t-value is 1.708.The standard error of the mean is calculated as s / sqrt(n), where s is the sample standard deviation and n is the sample size. Therefore, the 90% confidence interval for the average temperature is (114 - 1.67, 114 + 1.67), or (112.33, 115.67) degrees F.

To know more about average visit :-

https://brainly.com/question/8501033

#SPJ11

Answer:

t = 17.3

Step-by-step explanation:

The following data were obtained from the question:

Angle T = 87°

Opposite T = t =?

Opposite V = v = 14

Opposite U = u = 11

The value of t can be obtained by using cosine rule formula as shown below:

t² = v² + u² – 2vu CosT

t² = 14² + 11² – 2 × 14 × 11 × Cos87°

t² = 196 + 121 – 308 × Cos87°

t² = 317 – 16.119

t² = 300.881

Take the square root of both side

t = √300.881

t = 17.3

Therefore, the value of t is 17.3

The volume of empty space left inside the cylindrical container is 2153.64 \(cm^{3}\).

The cubic capacity refers to the volume of a cylinder between the upper point inside the cylinder head to the bottom dead center of the piston.

We must first determine the volume of the cylinder containing the three spheres and then deduct the sum of the volumes of the three balls to determine the volume of the remaining space inside the container.

The cylinder has a height equivalent to one ball's diameter, or 14 cm, and a radius of 7 cm. As a result, the cylinder's capacity is:

\(= \pi r^{2} h\\= 3.148 * 7^{2} *14\)

= 2156.64 \(cm^{3}\)

Since the radius of each ball is 7 centimeters, the volume is:

The volume of a ball is Vball is = \(\frac{4}{3} \pi r^{3}\)

= \(\frac{4}{3} \ * 3.148 * (7)^{3}\)

= 1436.76 cm³

The three spheres' combined volume is equal to Vtotal = 3Vball

= 3 * 1436.76 cm³

= 4310.28 cm³

The container's remaining interior area has the following volume:

Vcylinder = Vtotal - Vempty

                = 2156.64 \(cm3\) - 4310.28\(cm3\\\)  

                = -2153.64 \(cm3\)

We round the result to the closest hundredth and calculate the absolute value because we cannot have a negative volume:

|Vempty| = 2153.64 \(cm3\)

As a result, there is roughly 2153.64 \(cm3\) of empty space inside the container.

Learn more about volume here:

https://brainly.com/question/13338592

#SPJ1

If you arrived at a relative's house 45 seconds after leaving home, traveling 90 m, the speed was 2 meters per second.

To find out how fast you traveled, you need to use the formula for speed, which is distance divided by time. In this case, the distance is 90 meters and the time is 45 seconds.

So, you can plug these values into the formula to find your speed:
Speed = Distance / Time
Speed = 90 meters / 45 seconds
Speed = 2 meters per second

Therefore, you traveled at a speed of 2 meters per second. This means that you covered 2 meters in just one second. This is a relatively fast speed, especially if you were walking or running.

See more about speed at https://brainly.com/question/6504879.

#SPJ11

Answer:

<5 = 30

<6 = 60

<BFD = 120

Step-by-step explanation:

Answer:

C.)-200

Step-by-step explanation:

Each week if you take away $40 for 5 weeks, you would take away $220. -40*5=200.

Answer:

Rate r = 2500 cm^3 per minute.

the volume of water that flows from the tap each minute is 2,500 cm^3

Step-by-step explanation:

Given;

Dimension of fish tank = 40 cm by 25 cm by 24 cm

Volume of tank V = l×b×h = 40×25×24 cm^3

V = 24000 cm^3

From the question;

The fish tank is 5/8 full in 6 minutes

The volume of water in the tank in 6 minutes is;

V(6) = 5/8 × V = 5/8 × 24000

V(6) = 15000 cm^3

The rate of flow of water from tap per minute is;

Rate r = V(6) ÷ time

r = V(6) ÷ 6 minutes

r = 15000 ÷ 6

r = 2500 cm^3 per minute.

the volume of water that flows from the tap each minute is 2,500 cm^3

Answer:

W (6,-7) X(3,-6) Y (1,-3) Z(7,-1)

Step-by-step explanation:

This is the answer because to do this you have to know that the 180 degress (x,y) changes to (-x,-y) The negative sign means opposite so, if it is Z(-7,1) it changes to (7,-1).

Hope this helped!

Answer:

24a -12b + 15

Step-by-step explanation:

Answer:

=24a - 12b + 15

Step-by-step explanation:

3(8a-4b+5)

Apply the distributive law:  m(a+b+c) = ma + mb + mc

3 (8a - 4b + 5 ) = 3 · 8a + 3( -4b)+ 3 · 5

= 3 · 8a + 3( - 4b) + 3 · 5

Simplify 3 · 8a + 3( -4b) + 3 · 5 :   24a - 12b + 15

= 24a - 12b + 15

Answer:

100 yes there are trust me

Boundary value analysis is a testing technique used to identify defects or issues at the boundaries or limits of input values. True, in boundary value analysis both valid and invalid inputs are tested to verify potential issues.

Boundary value analysis is a testing technique used to identify defects or issues at the boundaries or limits of input values. The main idea is to test inputs that are just above, just below, and exactly at the specified boundaries or limits. This helps in uncovering potential issues that may arise due to boundary conditions.

Valid inputs are those that fall within the acceptable range of values, while invalid inputs are those that fall outside the acceptable range of values. Both valid and invalid inputs are tested during boundary value analysis to ensure thorough testing of the system under test. By testing valid inputs, we can verify if the system handles inputs within the acceptable range correctly. By testing invalid inputs, we can identify any issues or defects that may arise when inputs fall outside the acceptable range.

Therefore, in boundary value analysis, both valid and invalid inputs are tested to verify potential issues or defects in the system

To learn more about Boundary value here:

brainly.com/question/30267084#

#SPJ11

an equation showing a way to estimate to the neasrt inch the total rainfall for the two day 2.45 + 1.72 ≈ 4.2 inches

1. Add the two amounts of rainfall together: 2.45 + 1.72

2. Round the answer to the nearest inch: 4.2 inches

3. The equation to estimate the total rainfall for the two days is 2.45 + 1.72 ≈ 4.2 inches.

This equation provides a simple way to estimate the total rainfall for two days. By adding the two amounts of rainfall, we can then round the answer to the nearest inch to obtain the estimated total rainfall. This equation can be used to quickly and accurately estimate rainfall totals for any two-day period.

Learn more about equation here

https://brainly.com/question/29657992

#SPJ4

Answer:

x = 256

Step-by-step explanation:

-5/8x = -160

Multiply each side by -8/5 to isolate x

-8/5*-5/8x = -160*-8/5

x = 256

The correct statement regarding the zeros of the function is given as follows:

Hence the false statements are given as follows:

The zeros of a function are the values of the input x for which the output y of the function assumes a value of y.

Hence, on the graph of a function, the zeros of a function are the values of x for which the graph either touches or crosses the x-axis.

Thus the zeros of the graphed function are given as follows:

x = 0, x = 1 and x = 4.

More can be learned about the zeros of a function at https://brainly.com/question/16550963

#SPJ1

Answer:

Amount = £37

Step-by-step explanation:

Let Rose be represented by R.

Let Haydn be represented by H.

Given the following data;

Total amount = £250

Ratio of R:H = 2:3 = 2 + 3 = 5

To find how much Rose earned;

R = 2/5 * 250

R = 500/5

R = £100.

For Haydn;

H = 3/5 * 250

H = 750/5

H = £150

Next, we calculate the amount Haydn gave to charity;

Percent = 42% = 42/100 = 0.42

H = 0.42 * 150

H = £63

To find how much more Rose gave to charity than Haydn;

Amount = R - H

Amount = 100 - 63

Amount = £37

Thus we only take the positive root:x = 27/8 = 3.375Answer: 3.375 feet.

The problem states that a rectangular garden that measures 50 feet wide and 45 feet long is enclosed by a uniform width of x feet paved path. To solve the problem,

we can use the formula of the combined area of the garden and the paved path and equate it to 2646 square feet. The combined area is computed by adding the area of the garden and the area of the paved path.

Garden area:Length of garden = 45 ftWidth of garden = 50 ftArea of garden = Length x Width= 45 x 50= 2250 square feet

Paved path:

If the garden has a uniform width of x feet paved path, then the width of the paved path would be x + 2x + x= 4x. The width is multiplied by 2 because there are two widths surrounding the garden.

Length of paved path = length of garden + 2 (width of paved path)= 45 + 2 (4x)= 8x + 45Width of paved path = width of garden + 2 (width of paved path)= 50 + 2 (4x)= 8x + 50

The area of the paved path is computed by subtracting the area of the garden from the combined area.Area of paved path = Combined area - Garden area2646 square feet

= (8x + 45) (8x + 50) - 2250= 64x² + 760x + 675

We then solve for the value of x by factoring the quadratic equation.2646 square feet = 64x² + 760x + 6752646 - 2646

= 64x² + 760x + 675 - 264664x² + 760x - 1971

= 0(8x - 27) (8x + 73) = 0

The value of x cannot be negative,

To learn more about : positive root

https://brainly.com/question/31512158

#SPJ8

Step-by-step explanation:

Right angle = 90°

(x + 3) + (x - 1) + (x + 1) = 90

3x + 3 = 90, x = 29.

Supplementary angles = Angles that add up to 180°.

x + (x + 104) = 180

2x = 76, x = 38.

The value of x in fig.1 is 29 .

The value of x in fig.2 is 38 .

Given,

Figures having different angles .

1)

Right angle = 90°

(x + 3) + (x - 1) + (x + 1) = 90

3x + 3 = 90

x = 29.

2)

Supplementary angles = Angles that add up to 180°.

x + (x + 104) = 180

2x = 76

x = 38.

Know more about angles ,

https://brainly.com/question/11293539

#SPJ2