2/3 - 5/9=
in simplest form

The circumference of the wheel is 0.5π m

The radius is an important factor in determining the wheel's motion and speed.

In your question, the wheel has a radius of 0.25m and is initially moving at a certain speed.

The distance traveled by a point on the circumference of the wheel is equal to the circumference of the wheel.

The circumference of a wheel can be calculated using the formula,

=> circumference = 2πr

where r is the radius of the wheel.

Thus, the speed of a wheel can be calculated by multiplying the circumference by the number of rotations in a given time.

As the radius of the wheel is 0.25m,

the circumference will be 0.5π m,

and the speed will depend on the number of rotations in a given time.

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The sample size of 470 people is required to estimate the proportion of PTC tasters within 0.04 with 90% confidence.

To estimate the proportion of Americans who have at least one Italian grandparent and can taste PTC with a 90% confidence interval of 0.04, we need to calculate the sample size required using the formula for a proportion. Using the estimate of 75% for the proportion of Italians who can taste PTC as the guess for p, we can calculate that a sample size of 470 people is required.

This means that we need to test 470 Americans who have at least one Italian grandparent to estimate the proportion of PTC tasters within 0.04 with 90% confidence. The formula for the sample size takes into account the desired level of confidence and the margin of error, which is the difference between the estimate and the true value that we are willing to accept.

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The number of observations in the sample, minus one, serves as the denominator in the formula for a sample's variance.

The formula for a sample's variance is the sum of the squared variances between each observation and the mean, divided by the sample's observation count, minus one. This is referred to as the sample size minus one (n-1). Rather than relying on the sample size The denominator in the formula for a sample's variance is equal to the number of observations in the sample, minus one. The denominator facilitates the calculation of a population variance, which is used to determine a sample variance (n). This is true because the population variance is a fair approximation of the population variance and the denominator helps with bias correction.

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The approximate distance in feet as a function of the distance in meters is  3.28x + 0.01.

Meters and feet are two different scales for measuring distance. Five meters is approximately 16. 41 ft, and 12 m is approximately 39. 37 ft.

Suppose the approximate distance in feet is y,

and the distance in meters is x

Suppose the function is y = ax + b

Given the information, we can know

S*r_{1} = 5; y_{1} = 16.41

x_{2} = 12

y_{2} = 39.37

S_{0} $ 16.41= 5a +b0 { Substitute }

39.37 = 12a + b*Theta

7a = 22.96

a = 3.28

So 16.41 = 5 * 3.28 + b {Substitute} b = 0.01

So the function is y = 3.28x + 0.01

The approximate distance in feet as a function of the distance in meters is  3.28x + 0.01

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The equation for the quadratic function with the roots at x= 0 and x = 5 will be y = x² - 5x.

Let a, b, c, and d be the zeroes of the polynomial.

Then the polynomial is given as,

⇒ (x - a)(x - b)(x - c)(x - d)

The degree of the polynomial will be greater than or equal to the number of zeroes.

The zeroes of the quadratic equation are 0 and 5, then the quadratic equation is given as,

y = (x - 0)(x - 5)

y = x (x - 5)

y = x² - 5x

The equation for the quadratic function with the roots at x= 0 and x = 5 will be y = x² - 5x.

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Answer:

he makes $6 profit

The unit 100 ml is not equal to 1 liter.

What is unit of measurements?

A quantifiable language that expresses the magnitude of the amount is referred to as a standard unit of measurement. Understanding how the measurement relates to the thing is helpful.

Here the given is 100 milliliters

we know that to convert milliliters into liter we need to divide them by 1000. Then,

=> 100 ml

=> [tex]\frac{100}{1000} = \frac{1}{10}[/tex]

=> 0.1 liters ≠ 1 liter.

Hence the unit 100 ml is not equal to 1 liter.

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Answer:

The cost of the other two panes should be $5.70.

Step-by-step explanation:

Given that,

Now based on the above information, the calculation is as follows:

= 14.25 x 2 ÷ 5

= $5.70

Therefore we can conclude that the cost of the other two panes should be

$5.70.

An inequality that expresses the interval of values that n may have is 7 < n < 17.

In Euclidean geometry, the Triangle Inequality Theorem states that the sum of any two sides of a triangle must be greater than or equal (≥) to the third side of the triangle.

Mathematically, the Triangle Inequality Theorem is represented by this mathematical expression:

b - c < n < b + c

Where:

n, b, and c represent the side lengths of this triangle.

By applying the Triangle Inequality Theorem, the possible side lengths of the triangle's third side is given by:

b - c < n < b + c

12 - 5 < n < 12 + 5

7 < n < 17.

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From 9:00 a.m. to 9:27 a.m., the temperature changed from 54°F to -4°F, a change of 58°F. This change took 27 minutes.

The temperature change per minute was 58°F / 27 minutes = 2.15°F per minute.

The change was negative, because the temperature decreased from 54°F to -4°F.

The term of the deposit that the child did was 7 months

It is the operation in which we calculate the profit produced by a capital loaned at a given percentage.

The formula for simple interest and procedure we will use to solve this exercise is:

T = (100 * S.I) / (P * R)

Where:

Information about the problem:

Applying the simple interest formula and isolating the time we get:

T = (100 * S.I) / (P * R)

T = (100 * 11.98) / (250* 8.25)

T = 1198/ 2062.5

T = 0.58 years

Converting the years to month we have:

0.58 years * 12 months/ 1 year = 7 months

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Correctly written question:

A child learning to have money invested a capital of $ 250 at a nominal rate of 0. 0825 (per annum) with simple interest. If he earned $ 11. 98 at the maturity date, how many day was the term of the deposit?

The equation is T(v) = x5 + 2x. The linearity property states that for any two vectors u, v and scalar c, then T(u + cv) = T(u) + cT(v).

Since T is a linear transformation, we can use the linearity property of linear transformations. The linearity property states that for any two vectors u, v and scalar c, then T(u + cv) = T(u) + cT(v).

We can use the linearity property to find T(v) by rewriting v equation as v = u + cv, with u = x2 and c = 2.

So, T(v) = T(u + cv) = T(x2) + 2T(x2) = x3 + 2x3 = x5 + 2x.

The equation is T(v) = x5 + 2x

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Answer:

The silo holds 22608 ft³ of the corn

Step-by-step explanation:

Assume the cylindrical silo is a perfect cylinder.

Volume of cylinder = πr²h

Volume = 3.14 × (12)² × 50

Volume = 22608 cubic feet

Answer:

Of course you can :)

Answer provided in image !^^

Step-by-step explanation:

3. In the image shade 9 because 3/4x12=9

The equation can be used to find the value of the car on January 1, 2018, which is A term in an arithmetic sequence and A= 25000*(1-0.15)^8

The given data is:

Price of car = $ 25,000

Rate of depreciation = 15 %

Formula used:

A= P(1-r)^n-----(1)

where p= price of the car

A= new price of a car after depreciation

r = rate of depreciation i.e. 15/100 = 0.15

n= time in years 2018 - 2010 = 8 years

Putting values in formula:

A= 25000*(1-0.15)^8

A= 25000*(0.85)^8

A= $6812.263

So, the Equation that can find the value of the car on January 1, 2018, is:

A= 25000*(1-0.15)^8 and the value of the car after 8 years is $6812.263

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Answer:omak sus

Step-by-step explanation:

The solution is, the side lengths that are possible are from 6 to 30. as, The inequality is, 6 ≤  x ≤ 30.

An inequality is a relation which makes a non-equal comparison between two numbers or mathematical expressions.

here, we have,

given that,

Natasha wants to plant a square garden and enclose it with a fence.

She has 120 feet of fencing available

and she wants the sides of her garden to be at least 6 feet long.

now, we have to Write and solve the inequality that describes the side lengths that are possible,

so, we have,

the garden is square, so, perimeter = 4 * side length

now. let, the length of side = x

we get,

perimeter = 4x = y

so, we get,

x ≥ 6 ......(1)

and, y ≤ 120

i.e. 4x ≤ 120

or, x ≤ 30 .....(2)

so, from 1 & 2 we get,

The inequality is, 6 ≤  x ≤ 30

Hence, The solution is, the side lengths that are possible are from 6 to 30. as, The inequality is, 6 ≤  x ≤ 30.

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The values of {x} and {y} for which both the equations are true are {x} = 3 and {y} = 1.

In mathematics, a set of simultaneous equations, also known as a system of equations or an equation system, is a finite set of equations for which common solutions are sought.

Given is the system of simultaneous equations as -

{y} = -{2/3}x + 3

{y} = 2x - 5

Refer to the graph of the equations attached. The value of {x} and {y} for which both the equations are true is given by the point of intersection of both lines.

Therefore, the values of {x} and {y} for which both the equations are true are {x} = 3 and {y} = 1.

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Follow the example of long division to understand the method and concept of the same.

Let us understand the long division with an example. For this, let us take 13032 as the dividend and 24 is the divisor. Now, performing long division.

On division the quotient will be 5. Now, subtracting 120 from 130, the remainder will be 10. Now, we will take the dividend 103.

Dividing 103 by 24, the overall quotient will be 54. On subtraction we get 7. Taking 2, thus, the combined dividend is 72.

Dividing 72 by 24, the quotient will be 3. Thus, overall quotient will be 543. The remainder will be zero. Thus, the long division of 13032 by 24 yields 543 as quotient without remainder.

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In given geometric shape, angle 1 and 2 are alternate interior angles.

In mathematics, geometric shapes are the patterns that show how everyday objects are shaped. Shapes are the forms of objects in geometry that have boundaries, angles, and surfaces. Both 2D and 3D shapes come in a variety of forms.

Regarding their regularity or uniformity, shapes are also categorised. Regular shapes like a square, circle, etc. are typically symmetrical. Asymmetrical shapes are irregular. They are also referred to as organic shapes or freeform shapes. For instance, a tree's shape is atypical or organic.

Now,

The angles formed when a transversal intersects two coplanar lines are known as alternate interior angles. They are on the inside of the parallel lines, but on the outside of the transversal. The transversal cuts through two Coplanar lines at different points.

Hence,

          angle 1 and 2 are alternate interior angles.

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Approximately 68% of the weight fall between 101 and 137 pounds.

The empirical rule states that approximately 68% of the data in a normal distribution falls within one standard deviation of the mean, approximately 95% falls within two standard deviations, and approximately 99.7% falls within three standard deviations.

To apply the empirical rule to this problem, we need to convert the weight range of 101 to 137 pounds into units of standard deviation. To do this, we subtract the mean weight of 125 pounds from each value and divide it by the standard deviation of 12 pounds.

So the weight range of 101 to 137 pounds corresponds to the standard deviation range of:

(101 - 125) / 12 = -2

(137 - 125) / 12 = 1

So the weight range of 101 to 137 pounds corresponds to the standard deviation range of -2 to 1.

According to the empirical rule, approximately 68% of the data falls within one standard deviation of the mean. Therefore, approximately 68% of the weight fall between 101 and 137 pounds.

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Approximately 68% of the weight fall between 101 and 137 pounds.

The empirical rule states that approximately 68% of the data in a normal distribution falls within one standard deviation of the mean, approximately 95% falls within two standard deviations, and approximately 99.7% falls within three standard deviations.

To apply the empirical rule to this problem, we need to convert the weight range of 101 to 137 pounds into units of standard deviation. To do this, we subtract the mean weight of 125 pounds from each value and divide it by the standard deviation of 12 pounds.

So the weight range of 101 to 137 pounds corresponds to the standard deviation range of:

(101 - 125) / 12 = -2

(137 - 125) / 12 = 1

So the weight range of 101 to 137 pounds corresponds to the standard deviation range of -2 to 1.

According to the empirical rule, approximately 68% of the data falls within one standard deviation of the mean. Therefore, approximately 68% of the weight fall between 101 and 137 pounds.

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The angle measures are ∠QRS = 66°  and ∠SQR = 95°.

When two lines or rays intersect at a single point, an angle is created. The vertex is the term for the shared point. An angle measure in geometry is the length of the angle created by two rays or arms meeting at a common vertex.

Given:

The triangle QRS with side SR on ray ST.

∠QRS + 114° = 180°

∠QRS = 66°.

Now, the sum of all the angles of the triangle is 180°.

5y + y + 66 = 180

6y = 114

y = 19

So, ∠SQR = 95°.

Therefore, ∠QRS = 66°  and ∠SQR = 95°.

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To find the composition of a mixture using a calibration curve, a sample of the mixture must first be prepared. The sample should be of a known concentration or dilution. Then, the sample's absorbance must be measured at a known wavelength.

This measured absorbance should then be plotted on the calibration curve. The calibration curve is a graph that shows the relationship between the absorbance of a sample and its concentration. If a linear relationship exists between absorbance and concentration, the calibration curve can be used to determine the concentration of the sample. The concentration of the sample can then be used to calculate the amount of each component in the mixture.

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A direct variation equation is: [tex]y = \frac{1}{8} x[/tex].

According to the question,

x and y vary directly proportional then the equation is

y =kx  ( where k is the constant of variation)

To find k use the given condition y = 1/7 when x = 8/7

we know that,

[tex]k = \frac{y}{x} = \frac{1/7}{8/7} = \frac{1}{8}[/tex]

Hence, the equation is: [tex]y = \frac{1}{8} x[/tex] .

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The derivative of a function of f at x is given by f′(x) = lim(h→0) f(x+h)−f(x)h provided the limit exists.

A function's immediate rate of change at one particular location is referred to as the derivative of that function. At a certain point along the curve, the derivative provides the precise slope. The symbol for the derivative of a function is dy/d x, which stands for the derivative of the function with respect to the variable.

Given that,

f(x + h) - f(x) = 16xh + 8h² + 2h

f(x)=8x²+2x+7.

then derivative is given by:

f'(x) = lim(h→0) [f(x + h) - f(x)] / h

f'(x) = lim(h→0) [8(x + h)²+2 (x+h) + 7] - [8x²+2x+7] / h

f'(x) = lim(h→0) 8x² + 16xh + 8h² + 2x + 2h + 7 - 8x² - 2x - 7 / h

f'(x) = lim(h→0) 16xh + 8h² + 2h / h

f'(x) = lim(h→0) 16x + 8h + 2

f'(x) = 16x + 8

f(x + h) - f(x) = [8(x + h)²+2 (x+h) + 7] - [8x²+2x+7]

f(x + h) - f(x) = 8x² + 16xh + 8h² + 2x + 2h + 7 - 8x² - 2x - 7

f(x + h) - f(x) = 16xh + 8h² + 2h

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1) The percent error in the situation of this:

- Experimental value: 16. 5 sec

- Theoretical value: 17. 1 sec

are : 3.51 %

2) The percent error in this situation:

- Estimated value: 231

- Actual value: 215

are: 7.4 %

1) The steps to find the percent error in the situation where the experimental value is 16.5 sec and the theoretical value is 17.1 sec are:

Subtract the experimental value from the theoretical value:

17.1 - 16.5 = 0.6

Divide the difference by the theoretical value and multiply by 100 to get the percentage:

percent error = (0.6 / 17.1) * 100 = 3.51%

2) The steps to find 7.4% in the situation where the estimated value is 231 and the actual value is 215 are:

Subtract the estimated value from the actual value:

215 - 231 = -16

Divide the difference by the actual value and multiply by 100 to get the percentage:

percent error = (-16 / 215) * 100 = 7.4%

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Answer:
Ez ahh question, the answer for A  is $2125 and B $2000 (better give me brainliest)
Step-by-step explanation:

A. Suppose the price $X
- to make a profit of 25%
$1700 x (1 + 25%) = $x
1700 x 1.25 = $2125
B. Suppose the price $y
$y x (1+25%) = $2500
$y = $2500 divided by 1.25
= $2000

The volume of blood samples from smallest to largest can be ordered as 2.350 milliliters, 2.332 milliliters, 2.317 milliliters, 2.299 milliliters and 2.285 milliliters

Ordering of numbers is the listing of numbers in a specific order, may be from smallest to largest or from largest to smallest.

The given volumes are :

2.350 milliliters, 2.285 milliliters, 2.332 milliliters, 2.299 milliliters and 2.317 milliliters

We have to look at the decimal part because the real part is same 2 for all the values.

So the order is,

2.350 milliliters, 2.332 milliliters, 2.317 milliliters, 2.299 milliliters and 2.285 milliliters

Hence the order is 2.350 milliliters, 2.332 milliliters, 2.317 milliliters, 2.299 milliliters and 2.285 milliliters.

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The number of ways 9 yellow marbles can be divided among 4 distinguishable cups is 126.

Dividing 9 marbles among 4 cups is a combination problem. The number of combinations is given by the formula C(n + r - 1, r - 1), where n is the number of items (marbles) and r is the number of groups (cups). In this case, n = 9 and r = 4. Plugging these values into the formula, we get:

C(9 + 4 - 1, 4 - 1) = C(12, 3) = (12 * 11 * 10) / (3 * 2 * 1) = 220

This means that there are 220 ways to divide 9 yellow marbles into 4 distinguishable cups. However, since the cups are distinguishable, each combination is counted multiple times, once for each permutation of the cups. The number of permutations of n items taken r at a time is given by the formula n! / (n - r)!. In this case, the number of permutations is 4! = 4 * 3 * 2 * 1 = 24.

So, the total number of ways to divide 9 yellow marbles into 4 distinguishable cups is 220 / 24 = 9. This means that there are 126 distinct ways to divide 9 yellow marbles among 4 distinguishable cups.

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Answer:

fx=19 and fx-4= -1

Step-by-step explanation:

Add and divide those 2 problems and subtract.

Answer:

A = 280cm^2

Step-by-step explanation:

we have 2 shapes, a parallelogram, and a rectangle

lets find our area of the rectangle

A = lw

A = 20(7.5)

A = 150

now for the parallelogram

A = bh

A = 20(6.5)

A = 130

now we add to find the entire A

A = 150+130

A = 280