decimal expansion for
1). 10 / 11
2). 1/9

5
3). 1 -
27​

Answer:12+h

Step-by-step explanation:

We need to  know about margin of error to solve the problem. The factors that influence margin of error are confidence level and sample size.

Margin of error is a statistic expressing the amount of random sampling error in the results of a survey. The larger the margin of error, the less confidence one should have that a poll result will reflect the result of a census of the entire population. Margin of error is influenced by three factors, confidence level, sample size and population standard deviation. In absence of population standard deviation, the margin of error is influenced by confidence level and sample size.

Therefore the margin of error is influenced by confidence level and sample size.

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Answer:

1

Step-by-step explanation:

To find the median number of musical instruments played, we first need to arrange the data in ascending order:

0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 3

Next, we count the total number of responses, which is 15. Since 15 is an odd number, the median will be the average of the middle value.

The middle value is 1

Hence, the median number of musical instruments played is 1.

Answer:

100000000

Solution:

9^4=6561

3^0=1

3^1=3

3^2=9

3^3=27

3^4=81

3^5=243

3^6=729

3^7=2187

3^8=6561

6561=(1×3^8)+(0+3^7)+(0×3^6)+(0^3^5)+(0×3^4)+(0×3^3)+(0×3^2)+(0×3^1)+(0×3^0)

100000000 with the base of 3

The present value of the payments is smaller than the amount of the loan, so you will not be able to pay off the loan.

The present value of the payments refers to the current value of the future payments, considering the time value of money. In this case, the payments are made over a period of 8 months, and each payment is listed. To determine if the payments will be enough to pay off the credit card, we need to calculate the present value of these payments and compare it to the initial loan amount of $5,000.

Since the interest rate on the credit card is 1.5% per month, we need to discount each payment back to its present value. By discounting the payments, we can see the equivalent value of these payments in today's dollars. If the present value of the payments is equal to or greater than $5,000, it would be enough to pay off the loan. However, if the present value is smaller than $5,000, it means the payments will not be sufficient to pay off the loan.

In this case, without specific information about the discount rate used to calculate the present value, we cannot make an exact determination. However, based on the given information, which states that the present value of the payments is smaller than the amount of the loan, it suggests that the payments will not be enough to pay off the credit card debt.

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The function f(x) = 0.45x + 12.50 models the situation where a bank charges $.45 for each check written plus a service charge of $12.50. The "x" represents the number of checks written during the month.

The function that models this situation can be written as:

f(x) = 0.45x + 12.50

In this function, "x" represents the number of checks written during the month. The term "0.45x" represents the monthly charge for maintaining the account based on the number of checks written (0.45 for each check). The term "12.50" represents the service charge.

To calculate the total monthly charge, you would substitute the value of "x" into the function. For example, if you wrote 10 checks during the month, the total monthly charge would be:

f(10) = 0.45(10) + 12.50
      = 4.50 + 12.50
      = $17.00

In conclusion, the function f(x) = 0.45x + 12.50 models the situation where a bank charges $.45 for each check written plus a service charge of $12.50. The "x" represents the number of checks written during the month.

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Answer:

The statement is false    

Step-by-step explanation:

First you must simplify.

-36=9

This statement is not true.

-36 ≠ 9

Answer:

36 = 9

Step-by-step explanation:

- 4 x - 9 is 36

6 - -3 is 9

In a normal distribution, approximately 68% of the population is within one standard deviation of the mean. This can be explained by the empirical rule, which states that for a normal distribution, about 68% of the data falls within one standard deviation of the mean, about 95% falls within two standard deviations, and about 99.7% falls within three standard deviations.

The standard deviation is a measure of how spread out the data is from the mean, so if the data is normally distributed, we can use the empirical rule to estimate the proportion of the population that falls within a certain number of standard deviations from the mean.

Therefore, we can say with confidence that approximately 68% of the population falls within one standard deviation of the mean in a normal distribution.

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If oblique circular cone has radius of 5m and a height of 6m then the volume of the figure is 157 cubic meters.

a three dimensional shape can be defined as a solid figure or an object or shape that has three dimensions—length, width, and height.

Given that an oblique circular cone has radius of 5m and a height of 6m

We have to find the volume of the cone

Volume  = 1/3πr²h

r = 5m and h =6m

Volume = 1/3×3.14×25×6

=471/3

Divide four hundred seventy one divided by three

=157

Hence, if  oblique circular cone has radius of 5m and a height of 6m then the volume of the figure is 157 cubic meters.

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Answer:

Its C

Step-by-step explanation:

2 more than 2 times means 2+2x

Pls give brainliest

Answer:

c

Steps

x is how much bill ate so bill at 2 times as much and then 2 more.

Answer:

121

Step-by-step explanation:

hope it will help you

Answer:

The time take for the journey can be calculated by dividing the total distance by the distance travelled in an hour.

Which is 2171 (Total distance) / 520 (Distance travelled in a hour)

\(2171/520 = 4.175\)

Which can be rounded of to 4.2

It takes 4.2 hours for the flight between Los Angeles and Toronto

Answer:

27

Step-by-step explanation:

you have to find out the square of a number which might be just a little more than the given number.

We know that 982=9604

Since the number 9604 is just a little more than the our required number, the difference between 9604 and 9577 will give us our solution.

Hence,

9604−9577=27

Answer:

Step-by-step explanation:

Assuming that you want to add an integer to this.

I)  √9577 ≈97.86

II) Taking the next integer ,  982=9604

III) Answer  =9604−9577=27

Answer: the picture is blurry but it would be the third option. One box out of three shaded.

Step-by-step explanation:

33 1/3 is one third of 100.

Choose the picture that has 1 out of three boxes shaded. This would represent one third.

Let Length of each Plan A workout be \( a\)

and Length of each Plan B workout be $b$

on Wednesday,

$5a+3b=7$

$2a+12b=19$

multiply equation one by $4$ and subtract equation two from it

to get,

$18a=9$ or $a=\frac12$

substitute $a$ in eq 2. to get $b$, $12b=18\implies b=\frac32$

The polynomial which is not equivalent to (5x – 2)(-2x + 4) is -10x + 20x + 4x – 8 and is therefore denoted as option A.

This is referred to as a type of algebraic expression in which the exponents of all variables should be a whole number.

(5x – 2)(-2x + 4) when expanded will give:

-10x² + 20x + 4x – 8 which can be rewritten as the following below:

This is therefore the reason why -10x + 20x + 4x – 8 was chosen as the correct choice.

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The options are:

A) -10x + 20x + 4x – 8

B) 4x + 20x – 10x2 – 8

C) -8 + 24x – 10x2

D) -10x2 + 24x – 8

Answer:

i love math

The ans is in the picture and the steps how i got it

(hope this helps can i plz have brainlist it will make my day :D hehe)

Step-by-step explanation:

Answer:

Eh. The probability he will roll a 16% 1/6

Step-by-step explanation:

Using probability concepts, we have that:

a) The probability of selecting a card is of \(\frac{1}{3}\).

b) \(\frac{3}{4}\) probability that on any turn you will not get to spin again.

c) Losing a turn is more likely.

A probability is given by the number of desired outcomes divided by the number of total outcomes.

Item a:

The sum of all probabilities, which are 1/4, 5/12 and x(selecting a card) is 1, hence:

\(\frac{1}{4} + \frac{5}{12} + x = 1\)

\(\frac{8}{12} + x = 1\)

\(\frac{2}{3} + x = 1\)

\(x = \frac{1}{3}\)

The probability of selecting a card is of \(\frac{1}{3}\).

Item b:

\(\frac{1}{4}\) probability of spinning again, hence:

\(p = 1 - \frac{1}{4} = \frac{4}{4} - \frac{1}{4} = \frac{3}{4}\)

\(\frac{3}{4}\) probability that on any turn you will not get to spin again.

Item c:

The probability of selecting a card is of \(\frac{1}{3} = 0.3333\).

The probability of losing a turn is \(\frac{5}{12} \approx 0.4\), hence it is more likely.

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A direct sewer line can be installed without crossing the farmland. The sewer line can be installed along the straight line connecting the entry point at (2,3) and the exit point at (12,6).

To determine if a direct sewer line can be installed without crossing the farmland, we can calculate the equation of the line passing through the entry and exit points. Using the coordinates (2,3) and (12,6), we can find the equation of the line as y = (1/10)x + (1/5).

Next, we need to check if this line intersects or crosses the circular farmland. The center of the farmland is given as (8,3), and the radius is 200 feet. By comparing the distance between the center of the farmland and the line with the radius of the farmland, we can determine if there is an intersection.

Calculating the distance between the line and the center of the farmland gives us d = |(1/10) * 8 - 3 + (1/5)| / √((1/10)^2 + 1^2) ≈ 0.2828.

Since the distance (d) is less than the radius (200 feet), it means that the sewer line does not cross the farmland.

To maximize the farming area without crossing the sewer line, the longest sprinkler system that can be installed is equal to the radius of the farmland, which is 200 feet.

Therefore, a direct sewer line can be installed without crossing the farmland, and the longest sprinkler system that can be installed without crossing the sewer line is 200 feet.

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The appropriate conclusion:

The evidence suggests that the mean session length is longer than 2 hours.

Since the P-value (0.015) is less than the significance level (0.05), we have sufficient evidence to reject the null hypothesis.

The test statistic (t ≈ 2.24) also supports the conclusion that the mean session length is longer than 2 hours.

Thus, the appropriate conclusion at the significance level α = 0.05 is:

The evidence suggests that the mean session length is longer than 2 hours.

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the question attached here seems it be incomplete, the complete question is:

A website streams movies and television shows to its subscribers. Employees know that the average time a user spends per session on their website is 2 hours. The website changed its design, and they wanted to know if the average session length was longer than 2 hours. They randomly sampled 50 users to test H_{0} / mu = 2 hours versus H_{a} / mu > 2 hours, where μ is the mean session length.

Users in the sample had a mean session length of 2.49 hours and a standard deviation of 1.55 hours. These results produced a test statistic of t \approx  2.24 and a P-value of approximately 0.015,

Assuming the conditions for inference were met, what is an appropriate conclusion at the significance level? alpha = 0.05

Choose 1 answer:

The evidence suggests that the mean session length is shorter than 2 hours.

The evidence suggests that the mean session length is longer than 2 hours.

The evidence suggests that the mean session length is exactly 2 hours.

They cannot conclude the mean session length is longer than 2 hours.

Answer:

To expand (x + 4)², we can use the formula for squaring a binomial: (a + b)² = a² + 2ab + b². In this case, a = x and b = 4.

So,

(x + 4)² = x² + 2(x)(4) + 4²

= x² + 8x + 16

Thus, (x+4)² when expanded and simplified gives x² + 8x + 16.

Step-by-step explanation:

Answer:

x²n+ 8x + 16

Step-by-step explanation:

(x + 4)²

= (x + 4)(x + 4)

each term in the second factor is multiplied by each term in the first factor, that is

x(x + 4) + 4(x + 4) ← distribute parenthesis

= x² + 4x + 4x + 16 ← collect like terms

= x² + 8x + 16

According to the SSS rule, two triangles are said to be congruent if all three sides of one triangle are equal to the corresponding three sides of the second triangle.

According to the SSS rule, two triangles are considered to be congruent if the corresponding three sides of each triangle are equal to each other.

The triangles are congruent if all three sets of comparable sides are present.

The side-side-side shortcut is a congruence technique (SSS).

Side-angle-side (SAS), which uses two sets of sides and an angle between them that is known to be congruent, is another shortcut.

Therefore, according to the SSS rule, two triangles are said to be congruent if all three sides of one triangle are equal to the corresponding three sides of the second triangle.

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The graph of f(x) = x^2 - 3x - 4 has a vertex at (1.5, -6), x-intercepts at (-1, 0) and (4, 0), y-intercept at (0, -4), the axis of symmetry at x = 1.5, the domain of all real numbers, and a range of y ≤ -6. In the case of Colorado, with a population of 4,418,000, it would have approximately 6.75 representatives based on the direct variation with New York's population and number of representatives.

Regarding the second question, we can solve it using the concept of direct variation. If the number of representatives (N) varies directly as the number of people (P) living in the state, we can set up a proportion to find the number of representatives in Colorado. The proportion would be:

N (New York) / P (New York) = N (Colorado) / P (Colorado)

Substituting the given values:

29 / 19,011,000 = N (Colorado) / 4,418,000

Now, we can solve for N (Colorado) by cross-multiplying:

N (Colorado) = (29 / 19,011,000) * 4,418,000

Calculating this expression, we find that Colorado would have approximately 6.75 representatives.

In summary, the graph of f(x) = x^2 - 3x - 4 has specific characteristics such as the vertex, x and y-intercepts, axis of symmetry, domain, and range. Additionally, Colorado would have approximately 6.75 representatives based on the direct variation with New York's population and number of representatives.

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Answer:

\((\sqrt{x+3} )^{2} + 4^{2} = 5^{2}\)

x + 3 + 16 = 25

x + 19 = 25

x = 6

hope it helps.

Also, I think that Brainly is an awesome app, but there's an app which is doing great work for me in maths, named Gauthmath. I will suggest it. Video concepts and answers from real tutors.

The amount in the account after seven years is approximately $4,582.72.

Compounding refers to the process of earning interest not only on the principal amount of an investment but also on the interest that the investment has previously earned.

The continuous compounding formula is given by:

\(A = Pe^{(rt)}\)

where A is the amount in the account, P is the initial principal, e is the base of the natural logarithm (approximately 2.71828), r is the annual interest rate (as a decimal), and t is the time in years.

In this case, we have P = 2700, r = 0.065, and t = 7. Plugging these values into the formula, we get:

\(A = 2700e^{(0.0657)} \\A= $4,582.72\)

Therefore, the amount in the account after seven years is approximately $4,582.72.

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The length of the longest chord of the circle is obtained to be 16.

What is a circle?

A circle is a closed, two-dimensional object where every point in the plane is equally spaced from a central point. The line of reflection symmetry is formed by all lines that traverse the circle. Additionally, every angle has rotational symmetry around the centre.

We can use the fact that the length of an intercepted chord of a given angle in a circle is related to the radius of the circle by the following formula -

intercepted chord length = 2 × radius × sin(angle/2)

where angle is measured in radians.

Since the intercepted chord of a 60 degree angle is given as 4, we can write -

4 = 2 × radius × sin(60/2)

Simplifying, we get -

4 = radius × 1/2

radius = 8

To find the length of the longest chord, we need to find the diameter of the circle, since the longest chord passes through the center of the circle and is therefore equal to the diameter.

The diameter is simply twice the radius, so we have -

diameter = 2 × radius

= 2 × 8

= 16

Therefore, the length of the longest chord of the circle is equal to the diameter, which is 16.

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Answer:

coordinate, acute, ray, acute, star, ray

Step-by-step explanation:

The United States has a complex government system. One important tenet of this system is democracy, in which the ultimate power rests with the people. In the case of the United States, that power is exercised indirectly, through elected representatives. Although the U.S. has been a strong proponent of democracy, it did not invent democracy. The Greeks are often credited with pioneering a democratic government that went on to influence the structure of the United States. Read this article that describes how elements of ancient Greek democracy heavily influenced the figures that designed the United States government.