PLEASE HELP ASAPPPP

Is it possible to write an expression like a(b+c) that equals 360 where a is an fraction?
Either write such an expression, or explain why it is impossible.


How many ways do you think there are to make 360 using the distributive property?

The probability of randomly selecting a male is dependent upon the gender distribution of the population from which the selection is made.

For example, if the population is evenly split between males and females, then the probability of randomly selecting a male would be 50%. Alternatively, if the population had more females than males, then the probability of selecting a male would be lower than 50%.

In general, the probability of randomly selecting a male is determined by the ratio of males to females in the population. For example, if there were twice as many females as males, then the probability of randomly selecting a male would be 33.3%. Similarly, if there were four times as many females as males, then the probability of randomly selecting a male would be 25%.

These probabilities can also be applied to specific populations. For example, the United States Census Bureau estimates that there are 101.8 males for every 100 females in the US population. Therefore, the probability of randomly selecting a male from the US population is approximately 50.9%.

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Answer: 20°  &  70°

Step-by-step explanation:

We know complementary angles will add up to 90° and we also know we can divide the total by 9 parts because our ratio is 2 parts to every 7 parts.

To find each individual part size...

9x=90

x=10

so use our ratio...

2x10=20  for first angle

7x10=70 for second angle

Answer:

Step-by-step explanation o:

The probability of winning the board game Monopoly is 32.5% if you move first. If you play 20 games of monopoly where you move first, the probability that you win at least 10 out of 20 times is 0.334.

          Monopoly is a game of chance where the probability of winning changes depending on the variables. When you move first in a game of Monopoly, the probability of winning is 32.5%. If you play 20 games of Monopoly where you move first, you need to determine the probability of winning at least ten games.

       We can determine this by using a binomial distribution. A binomial distribution is used to determine the probability of the number of successes or failures in a fixed number of independent trials.

The formula for the binomial distribution is:

      P(X=k) = C(n,k) * p^k * (1-p)^(n-k)

Where:

P(X=k) = probability of k successes
n = number of trials
k = number of successes
p = probability of success
(1-p) = probability of failure
C(n,k) = the number of combinations of n things taken k at a time.

Using this formula, we can determine the probability of winning at least ten games of Monopoly out of twenty. We need to find the probability of winning exactly ten games, eleven games, twelve games, and so on, up to twenty games. We can then add these probabilities together to get the probability of winning at least ten games.

     P(X>=10) = P(X=10) + P(X=11) + P(X=12) + ... + P(X=20)

     P(X=k) = C(20,k) * 0.325^k * 0.675^(20-k)

Therefore, the probability that you win at least 10 out of 20 times is:

         P(X>=10) = 0.334

    Hence, the answer is 0.334.

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If events A and B are independent with P(A) = 0.68 and P(A and B) = 0.544 then the value of P(B) is 0.8

We know that if events A and B are independent, then:

P(A and B) = P(A) × P(B)

We are given P(A) = 0.68 and P(A and B) = 0.544.

Substituting these values into the equation above, we get:

0.544 = 0.68 × P(B)

Solving for P(B), we get:

P(B) = 0.544 / 0.68 = 0.8

P(B) = 0.800

Hence, if events A and B are independent with P(A) = 0.68 and

P(A and B) = 0.544 then the value of P(B) is 0.8

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The coordinate of point 3 / 10 away from A in the direction of AB is (6, 4).

Section formula is used in Coordinate geometry to find the ratio between two points on a line given one another point on the line.

Given that,

AB is a line segment.

The coordinate of A is (-4, -6) and that of B is (9, 7).

The distance of the point C 3 / 10 from A is 7 / 10 from B.

Suppose the point is C and its coordinate is (x, y).

Thus, the point c divides AB in the ratio AC : CB = 3 : 10.

Now, use section formula to get the coordinate of the given point as,

x = (mx₁ + nx₂) / (m + n)  and y = (my₁ + ny₂) / (m + n)

Substitute the respective values to get the coordinates of C as,

x = (3 × -4 + 10 × 9) / (3 + 10)  and y = (3 × -6 + 10 × 7) / (3 + 10)

⇒ x = 6 and y = 4

Hence, the coordinate of the given point is (6, 4).

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B. 31

C. 0

Note that:

Whole numbers are positive integers (counting numbers) and zero

They are numbers from zero and above that are neither decimal nor fractions

The whole numbers among the options are 31 and 0

Percentage, which may also be referred to as percent, is a fraction of a number out of 100%. Percentage means "per one hundred" and denotes a piece of a total amount. For example, 45% represents 45 out of 100, or 45 percent of the total amount. Percentage may also be referred to as "out of 100" or "for every 100."

The answer to the question is 0.0022; reject the null hypothesis. option A

To find the p-value, we need to calculate the probability of obtaining a test statistic as extreme or more extreme than the one we observed (in this case, z = -3.06) assuming the null hypothesis is true.

Using a standard normal distribution table or calculator, we find that the probability of obtaining a z-score of -3.06 or lower is approximately 0.0022.

Since the p-value (0.0022) is less than the significance level of 0.05, we reject the null hypothesis. This means that there is significant evidence to suggest that the true population proportion is not equal to 0.612.

Therefore, the answer is 0.0022; reject the null hypothesis.

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The smallest angle θ1 for which a laser beam can undergo total internal reflection on the hypotenuse of a glass prism is 41.8°, expressed with two significant figures

The smallest angle θ1 for which a laser beam can undergo total internal reflection on the hypotenuse of a glass prism can be calculated using the law of total internal reflection. This law states that when a ray of light is incident on the surface separating two media of different refractive indices, the angle of incidence (θ1) must be greater than a certain critical angle (θc) in order for total internal reflection to occur.

Calculating the critical angle of the hypotenuse of a glass prism can be done by using Snell’s Law, which states that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the refractive indices of the two media. In this case, the two media are air and glass, with refractive indices of 1 and 1.5 respectively.

Using Snell’s Law, we can calculate the critical angle of the hypotenuse as θc = sin⁻¹ (1/1.5) = 41.8°.

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Answer:

Step-by-step explanation:

Up 6 right 4: (4,6)

Right 4 up 6: (4,6)

Left 4 up 6: (-4, 6)

Down 4 right 6: (6, -4)

Right 6 down 4: (6, -4)

Answer: Right 4 up 6 is (4,6), left 4 up 6 is (-4,6), and right 6 down 4 is (6, -4).

Step-by-step explanation: Since you're starting from the origin, it's mainly counting. For (4,6), you are moving 4 places from 0 on the x axis. Then you move up 6 spaces from 4 on the y-axis. If you didn't move up, you'd be stuck at (4,0). It's important to keep in mind that (x,y).

The 95% confidence interval for the difference between the two population proportions is -0.022 < p₁ - p₂ < 0.222.

Given that,

In a survey, it was discovered that 68% of women and 78% of men preferred computer-assisted education to lectures, respectively. Each sample contained 100 people that were chosen at random.

We have to calculate the 95% confidence range for the difference between the two proportions.

We know that,

The 95% confidence interval for difference between two population proportions is given as follows :

\(((\bar p_{1} -\bar p_{2})\)±\(Z_{0.05/2}\sqrt{\frac{PQ}{n_{1} } +\frac{PQ}{n_{2} }} })\)

Here,

p₁ is 0.78

p₂ is 0.68

n₁ is 100

n₂ is 100

Z is 1.96

P is 0.73

Q is 0.27

So,

((0.78-0.68)±\(1.96\sqrt{\frac{(0.73)(0.27)}{100 } +\frac{(0.73)(0.27)}{100 }} })\)

(0.10±0.122)

(0.10-0.122,0.10+0.122)

(-0.022,0.222)

Therefore, The 95% confidence interval for the difference between the two population proportions is -0.022 < p₁ - p₂ < 0.222.

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Answer:

The distance between Mario and Princess Peach is 6 units

The distance between Mario and Luigi is 8 units

The distance between Princess Peach and Luigi is 10 units

The distance between Yoshi and Toad is 6.32 units

The distance between Bowser and DK is 6.4 units

Step-by-step explanation:

I'm a big Nintendo and Mario fan so I was happy to help

The income statement shows that Hopewell Corporation generated $6,400 thousand in revenue in 2020, and after deducting the cost of goods sold, the gross income was $5,120 thousand.

An income statement is a financial statement that shows the revenues, expenses, and net income of a business over a specific period. Using the information provided, we can create an income statement for Hopewell Corporation for the year 2020.
Hopewell Corporation Income Statement (in thousands)
Revenue: $6,400
Cost of goods sold: $1,2
Gross Profit: $5,120 ($6,400 - $1,280)
Depreciation expenses: $1,100
Interest expenses: $80
Sales, general, & administrative expenses: $64
Other expenses: $60
Total expenses: $2,420 ($1,100 + $80 + $640 + $600)
Net income before taxes: $2,700 ($5,120 - $2,420
Income taxes: $1,080
Net income after taxes: $1,620 ($2,700 - $1,08
To calculate the value of gross income, we need to subtract the cost of goods sold from the revenue. In this case, the gross income is $5,120 thousand.
In summary, the income statement shows that Hopewell Corporation generated $6,400 thousand in revenue in 2020, and after deducting the cost of goods sold, the gross income was $5,120 thousand. The company incurred various expenses, including depreciation expenses, interest expenses, sales, general, and administrative expenses, and other expenses, which resulted in a net income after taxes of $1,620 thousand.

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a. Let x be the total number of students in Mr. Johnson's third and fourth period classes.

30% of the students scored a 95% or higher on the quiz.

This means that the number of students who scored a 95% or higher is 0.3x.

The total number of students who scored a 95% or higher is 0.3x + 15.

Therefore, we can write the equation:

0.3x + 15 = 0.3x + 15

0.3x = 15

x = 50

b. To solve the equation x = 50 for the number of students in Mr. Johnson's third and fourth period classes, we can substitute 50 for x in either of the two expressions we derived in part (a):

30% of the students scored a 95% or higher on the quiz.

This means that the number of students who scored a 95% or higher is 0.3x = 0.3(50) = 15.

The total number of students who scored a 95% or higher is 0.3x + 15 = 0.3(50) + 15 = 22.5.

Therefore, we can write the equation:

x = 50

This equation tells us that if we know the total number of students in Mr. Johnson's third and fourth period classes, we can find the percentage of students who scored a 95% or higher.

We can also find the percentage of students who scored a 95% or higher if we know the total number of students in Mr. Johnson's third and fourth period classes.

For example, if we know that there are 100 students in Mr. Johnson's third and fourth period classes, we can use the equation x = 50 to find that 30% of the students scored a 95% or higher on the quiz.

Therefore, the number of students in Mr. Johnson's third and fourth period classes is 50, and 30% of the students scored a 95% or higher on the quiz.

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The function in Excel that we should use to find a measurement M given a right-tail probability (or area) A is = NORM.INV(1-A, mu, sigma)

In order to find a measurement M given a right-tail probability A in Excel, we can use the NORM.INV function. The NORM.INV function in Excel returns the inverse of the normal cumulative distribution for a given probability.

The formula for NORM.INV function is:

= NORM.INV(1-A, mu, sigma)

where:

A is the right-tail probability (or area)

mu is the mean of the distribution

sigma is the standard deviation

The function returns the measurement M such that the right-tail area from M to infinity under the normal curve is equal to A.

Note - In some versions of Excel, the function may be called NORM.INV.RT instead of NORM.INV.

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The inverse of (- 2 . 3 ) is (1 / - 2.3 ).

In mathematics, the inverse of a number refers to the concept of taking its reciprocal; for instance (2 . w ) results in its reciprocal as ( 1/ 2. w ). When a number is multiplied by its inverse the result yields 1, meaning that the product of the number and its inverse, i.e. reciprocal always equals 1.

As per the given number which is (-2.3) and its inverse is ( 1 / -2.3 ), when these two numbers are multiplied together they result in 1. Such as:

(-2.3) x ( 1 / -2.3 ) = 1

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The person can buy a total of 36 distinct systems from three models of the basic unit, three models of keyboard, and four models of printer.

Given, a person buying a personal computer system is offered a choice of three models of the basic unit, three models of keyboard, and four models of printer.

we have to find the number of distinct systems that can be purchased.

Using the concept of Permutations and Combinations, we get

Choose One model of basic unit from three models, Choose one model of keyboard from three models of keyboards and also choose one model of printer from four models of printers.

C(3 , 1)×C(3 , 1)×C(4 , 1)

= 3×3×4

= 36

So, the total of 36 systems can be purchased.

Hence, the total of 36 systems can be purchased.

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Answer:

x = 19

Step-by-step explanation:

Step-by-step explanation:

6x + 5x - 6 = 32 + 9x

11x - 6 = 32 + 9x

Bringing like terms on one side

11x - 9x = 32 + 6

2x = 38

x = 38/2 = 19

Answer:

12.5 miles

Step-by-step explanation:

1 mile= 4 min.

x miles= 50 min.

1/4 = x/50

*cross multiply

4x= 50

divide by 4

x= 12.5 miles

Answer:

Step-by-step explanation:

Sorry I can't explain how it is done. It is very difficult to explain on paper.

Answer:

here it is, hope it helps

Answer:

Step-by-step explanation:

sin M = \(\frac{3\sqrt{11} }{18} = \frac{\sqrt{11} }{6}\)

cos M = \(\frac{15}{18} = \frac{5}{6}\)

tan M = \(\frac{3\sqrt{11} }{15} = \frac{\sqrt{11} }{5}\)

Answer:

About 7%

Step-by-step explanation:

He got 27/29 cm correct which is about 93% so he was off by 7%.

The distance of jellyfish A from the predator is 3 meters, while the distance of jellyfish b from the predator is 6 meters.

The main answer to the question is about the distance of two jellyfish, a and b, from a predator located at point x on a number line. To answer the question, we need to understand the distance of each jellyfish from the predator.

We can explain the steps involved in finding the distance of jellyfish a and b from the predator.

Firstly, we need to locate the positions of jellyfish a and b on the number line. Once we have their positions, we can determine the distance between each jellyfish and the predator by subtracting the predator's position from the jellyfish's position.

For example, if jellyfish a is located at position 5 on the number line and the predator is at position 2, the distance between jellyfish a and the predator would be 5 - 2 = 3 meters.

Similarly, if jellyfish b is located at position 8 on the number line, the distance between jellyfish b and the predator would be 8 - 2 = 6 meters. The distance of jellyfish A from the predator is 3 meters, while the distance of jellyfish b from the predator is 6 meters.

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To carpet the rectangular floor, it will cost $1,137.6. The result if obtained by multiplying the area of the carpet by the cost per square yard.

To calculate the cost of a product, multiply the product price for one item by the quantity.

We have a rectangular floor with a dimension of 27 feet by 24 feet. The carpet cost is $15.8 per square yard. Find the total cost to carpet it!

Let's change the unit of length.

The area of the carpet is

A = 9 yard × 8 yard

A = 72 square yard

The total cost is

C = A × price/square yard

C = 72 × $15.8

C = $1,137.6

Hence, the total cost to carpet the floor is $1,137.6.

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Answer:

It's going to take you 17 min to travel 12 miles

assuming you are going with mph

Step-by-step explanation:

I looked at a speed calculator and calculated that to go 25 miles in 35 min, you were going 42 mph. so I changed the imput to 12 miles and I got my answer.

Answer:

yes

Step-by-step explanation:

because area of sphere equals =

\(4\pi \: r{2} \)

so if we doubled the radius the surface area will be doubled

Answer:

yes to both

Step-by-step explanation:

For a relationship to be a function then each value of x must relate to exactly one unique value of y.

This is the case in this table as

2 → 76

4 → 152

6 → 228

All unique values thus a function

To determine if it is linear then the rate of change is constant for each set of ordered pairs. This is measured using the slope formula.

m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)

with (x₁, y₁ ) = (2, 76) and (x₂, y₂ ) = (4, 152 ) ← ordered pair from table

m = \(\frac{152-76}{4-2}\) = \(\frac{76}{2}\) = 38

Repeat with (x₁, y₁ ) = (4, 152) and (x₂, y₂ ) = (6, 228)

m = \(\frac{228-152}{6-4}\) = \(\frac{76}{2}\) = 38

Since rate of change is constant then function is linear

The toy cars Anna must sell for her revenue to equal her expense is 4 toy cars. The result is obtained by using the concept of calculating algebra.

To calculate the algebra with one variable, sum up all the same variable and count the value.

Anna want to sell toy car at a craft fair. Each car is sold at a price of $ 12. The material for each car cost $ 3.50 and the table rental at the fair is 34 dollar for the day.

Find the toy cars must Anna sell for her revenue to equal her expense!

We have

Let's say

Revenue = Expense

a × $12 = (a × $3.5) + $34

12a = 3.5a + 34

12a - 3.5a = 34

8.5a = 34

a = 4 toy cars

Hence, Anna must sell 4 toy cars so that her revenue is equal to expense.

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Answer:

68cm

Step-by-step explanation:

Because the scale factor is 2, which means the drawing is 2 times smaller than the actual airplane, multiply 34, the length of the wings tip to tip in the drawing by 2.

34 x 2 = 68

Answer: 68 meters

(Hope I'm correct, but read the explanation to make sure)

Step-by-step explanation:

Let's start with what we know. We know that the scale factor is 2, so in our model, from tip to tip, it is 34 cm. However, since the scale factor is 2:
34 * 2 = 68 meters