What number can be 50% of another number, while the 50% of that number is 75% of another number WITHOUT repeating digits? (1-2 digits for each number)

Answer:

A data type is an attribute associated with a piece of data that tells a computer system how to interpret its value

Step-by-step explanation:

Data types categorize data and specify its nature, amount characteristics, and behavior. It decides how data is handled within a computer system in terms of storage and manipulation.

Data types categorize data and specify its nature, characteristics, and behavior. It is a crucial part of every data structure and computer language. Primitive data types and complex data types are the two basic divisions of data types. Basic types like numbers, characters, booleans, and strings are examples of primitive data types. Arrays, objects, and records are examples of sophisticated data types that are more complex. Data types specify how information is handled and stored by computer systems. Size, precision, and range are a few examples of the unique qualities that each data type possesses. The arithmetic, comparison, and logic operations that can be carried out on the data are also determined by the data types.

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Step-by-step explanation:

1 2/3, 1 1/2, 1 1/4 1 7/12 =>

1 8/12 , 1 6/12, 1 3/12, 1 7/12

I did it wrong don’t look at mine it’s 4

Using Combination,

Total 12 possible subsets containing three different numbers can be selected from the set {89, 95, 99, 132, 166, 173} so that the sum of the three numbers is even.

We have given a set say S which contains 6 elements, S = {89, 95, 99, 132, 166, 173}

we want to select three numbers from S such that sum of these is even .

To have an even sum with three numbers, we must add either E+O+O, or E + E + E

where O ---> an odd number

E ---> an even number.

Since there are not three even numbers in the given set, case E+E+E is not possible. Thus, we must choose two odd numbers, and one even number.

There are 2 choices for the even number.

There are 4 choices for the first odd number. There are 3 choices for the last odd number. But the order in which we pick these 2 numbers doesn't matter, so this overcounts the pairs of odd numbers by a factor of 2. Thus, we have ⁴C₂ = 4×3/2 = 6 choices for a pair of odd numbers.

In total, there are 2 choices for an even number, and 6 choices for the odd numbers,

Hence, the total of 2×6 = 12 possible choices for a 3-element set that has an even sum.

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According to the question The work needed to stretch the spring 6 in. beyond its natural length is 36 ft-lb.

If the work required to stretch a spring 1 ft beyond its natural length is 6 ft-lb, we can find the work needed to stretch it 6 in. beyond its natural length.

Let's denote the work required to stretch the spring by W. We can set up a proportion based on the lengths and work values:

\(\(\frac{1 \text{ ft}}{6 \text{ ft-lb}} = \frac{6 \text{ in.}}{W \text{ ft-lb}}\)\)

To find W, we can cross-multiply and solve for W:

1 ft × W ft-lb = 6 ft-lb × 6 in.

\(W = \(\frac{6 \text{ ft-lb} \times 6 \text{ in.}}{1 \text{ ft}}\)\)

W = 36 ft-lb

Therefore, the work needed to stretch the spring 6 in. beyond its natural length is 36 ft-lb.

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A. Characteristics of Nigerian and Japanese Population Pyramids:

B. Challenges and Opportunities for Nigeria and Japan:

A. Characteristics of Nigerian and Japanese Population Pyramids:

Nigerian Population Pyramid:

Nigeria is a country in West Africa with a rapidly growing population. According to the 2017 estimate you provided, Nigeria had a population of approximately 201 million people.

The Nigerian population pyramid is likely to exhibit a broad base, indicating a high proportion of young individuals in the population.

There may be a relatively larger proportion of dependents, both young and old, compared to the working-age cohorts.

Gender disparities may exist within specific cohorts, potentially reflecting cultural or socioeconomic factors.

It is important to note that specific observations regarding the Nigerian population pyramid would require visual reference to the actual data and age cohorts.

Japanese Population Pyramid:

Japan, on the other hand, is a developed country in East Asia with a more mature population structure.

The Japanese population pyramid may exhibit a narrower base and a larger proportion of older individuals, indicating a declining birth rate and an aging population.

The working-age cohorts may be relatively smaller in comparison to the dependent cohorts, both young and old.

Gender disparities within specific cohorts may be less prominent compared to Nigeria.

Again, visual reference to the actual data is necessary for more accurate observations.

B. Challenges and Opportunities for Nigeria and Japan:

Nigeria:

Challenges: Nigeria's rapid population growth poses challenges in providing essential services such as healthcare, education, and infrastructure to meet the needs of a growing population. Additionally, high youth unemployment rates and income inequality can lead to social and economic challenges.

Opportunities: Nigeria's large and youthful population can be a potential demographic dividend if properly harnessed. Investing in education, skills training, and job creation can lead to increased productivity, innovation, and economic growth.

Japan:

Challenges: Japan's aging population presents challenges such as increased healthcare and pension costs, labor force shortages, and a decline in economic productivity. The shrinking working-age population may strain social welfare systems.

Opportunities: Japan can focus on technological advancements, automation, and attracting skilled foreign workers to address labor shortages. They can also encourage policies to enhance productivity and promote active aging to tap into the potential of older workers.

Please note that the challenges and opportunities described above are general observations and should be supplemented with specific data and research on the respective countries.

C. Rate of Natural Increase (RNI) and Ecological Impact:

Unfortunately, I don't have access to the specific table in the Bjelland textbook or the appendix you mentioned. However, I can provide some general information about the regions you mentioned:

South Asia: South Asia is one of the world's most densely populated regions. It includes countries like India, Pakistan, Bangladesh, and others. The RNI in South Asia is relatively high, indicating significant population growth. The ecological impact of the region depends on various factors such as resource consumption, industrial development, urbanization, and environmental policies.

East Asia: East Asia is home to densely populated countries like China, Japan, and South Korea. While China's population growth has slowed down due to its one-child policy, other countries in the region also face challenges related to aging populations. The ecological impact of East Asia depends on factors such as industrialization, urbanization, energy consumption, and environmental regulations.

Europe: Europe has a relatively low RNI and, in some countries, faces population decline or stagnation. The ecological impact of Europe depends on factors such as energy consumption, waste management, transportation systems, agricultural practices, and environmental policies.

Africa: Africa has the highest RNI among the regions mentioned. It is experiencing rapid population growth, which can have significant ecological impacts in terms of resource consumption, land use, urbanization, deforestation, and biodiversity loss. However, it's important to note that the ecological impact of a region is not solely determined by population size or growth rate but also by consumption patterns, technological advancements, and sustainable practices.

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Answer:

1. distribution property

2. subtraction property

3. division property

Step-by-step explanation:

Answer:

Try division property

A process in which a number is changed, such as by adding, subtracting, dividing, or multiplying is called Mathematical Expression.

When we combine numbers and variables in a valid way, using operations such as addition, subtraction, multiplication, division, exponentiation, and other operations and functions as yet unlearned, the resulting combination of mathematical symbols is called a Mathematical Expression.

Addition is adding two or more numbers to find their sum.

Subtracting is finding the difference between two or more numbers.

Division is finding the quotient of two number by dividing the both numbers.

Multiplying is finding the product of two or more numbers.

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(a) The intercepts of the sine graph occur when the value of the function is equal to zero. The graph intersects the x-axis at the points (0, 0), (π, 0), and (2π, 0). Therefore, the sine graph has three x-intercepts.

What is Graph ?

A graph is a visual representation of data or mathematical relationships, often displayed as a diagram showing the relationship between two or more variables. Graphs are commonly used in various fields, such as mathematics, science, engineering, economics, and social sciences, to display data and to help analyze and interpret relationships and trends.

There are many different types of graphs, such as line graphs, bar graphs, scatter plots, pie charts, and histograms, each designed to represent data in a different way. Graphs can be created by hand or using computer software, and are often used to illustrate complex data or relationships that are difficult to understand from raw data alone.

(b) The domain of the sine function is all real numbers, as the function is defined for every value of x. The range of the sine function is between -1 and 1, as the values of the function oscillate between these two values.

(c) The sine function is increasing on the interval (0, π/2) and (3π/2, 2π), as the function values increase as x increases within these intervals. The sine function is decreasing on the interval (π/2, 3π/2), as the function values decrease as x increases within this interval. The function is constant at the x-intercepts (0, 0), (π, 0), and (2π, 0).

(d) The sine function is an odd function, as f(-x) = -f(x) for all x. This can be seen by observing that the graph of the sine function is symmetric about the origin, and that the function values alternate in sign as x is negated.

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Answer:

7560.

Step-by-step explanation:

There are 9 letters after the M consisting of  3 O's, 2 H's, 2 H's and 2 E's.

So the number of ways is   9! / (3!*2!*2!*2!)

= 362880 / (6*2*2*2)

= 362880 / 48

= 7560.

The number of ways the word MOSHOESHOE can be rearranged, if the letter M must always begin a word is 75,600 ways

Given:

MOSHOESHOE

n = total number of letters = 10

a = number of times O appears = 3

b = number of times S appears = 2

c = number of times E appears = 2

d = number of times H appears = 2

number of ways the word can be rearranged if M must always begin a word

= n! / (a! b! c! d!)

= 10! / (3!, 2!, 2!, 2!)

= (10 × 9 × 8 × 7 × 6 × 5 × 4× 3 × 2 × 1) / (3 × 2 × 1, 2 × 1, 2 × 1, 2 × 1)

= 3,628,800 / (6 × 2 × 2 × 2)

= 3,628,800 / 48

= 75,600 ways

Therefore, the number of ways the word can be rearranged if M must always begin a word is 75,600 ways

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The statement is True only for independent events and False otherwise. The statement "p (A ∩ B) = p(A). p(B)" is not always true for any two events A and B defined on a sample space S of an experiment.

This equation only holds true if A and B are independent events, meaning that the occurrence of one event does not affect the probability of the other event happening. In other words, p(A|B) = p(A) and p(B|A) = p(B).

If A and B are dependent events, meaning that the occurrence of one event affects the probability of the other event happening, then the equation does not hold true. In this case, the probability of A and B occurring together (p(A ∩ B)) would be less than the product of the probabilities of A and B occurring separately (p(A).p(B)).

Therefore, the statement is not always true and depends on whether A and B are independent or dependent events.

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Answer:

The sequence is add 3/20

Step-by-step explanation:

Answer:

Step-by-step explanation:

1). x² - 8x

  To convert this expression into a perfect square trinomial,

  x² - 2(4x) + 4² = (x - 2)²

  Therefore , 4² = 16 should be added.

  Option (4) is the answer.

2). x² + 2x = 3

   x² + 2(1)(x) = 3

   x² + 2(1)(x) + 1 = 3 + 1 [By adding 1 on both the sides]

   (x + 1)² = 4

    x + 1 = ±2

    x = -3, -1

   Option (1) is the answer.

3). 3x²- 18x = 21

    x² - 6x = 7

    x² - 2(3x) = 7

    x² - 2(3x) + 3² = 7 + 3²

    (x - 3)² = 7 + 9

    (x - 3)² = 16

     x - 3 = ±4

     x = -1, 7

Weighted average is the average of a set using different weight for each element in the set. The final grade when homework and test scores are 59 and 64 is 62.35

Given that:

\(Homework = 59\)

\(Test = 64\)

The test score is greater than the homework score. So, the test will be weighted using 67%, while the homework will be weighted using 33%.

The final grade is calculated as follows:

\(Grade = 67\% \times Test + 33\% \times Homework\)

So, we have:

\(Grade = 67\% \times 64 + 33\% \times 59\)

\(Grade = 42.88 + 19.47\)

\(Grade = 62.35\)

Hence, the final grade is 62.35

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The outside area of surface that can be painted is 6075π =19075.5 square feet.

a)The equation of the curve of dome  can be written as

\(x^2+y^2=45^2\\\\x=\sqrt{45^2-y^2}....i\)

The dome is revolving around the y-axis,

the surface area of dome about y-axis can be written as

\(S=\int\limits^a_b 2\pix\sqrt{1+(\frac{dx}{dy})^2} \, dy\)

The surface area of the dome shown in the figure is the sum of the area of the hemisphere 45 ft and the surface area of the band of radius 45 ft and height 22.5 ft.

Differentiating eq. i with respect to x

\(\frac{dx}{dy}=\frac{1}{2}(45^2-y^2)^{\frac{1}{2}-1}(-2y)\\\\\frac{dx}{dy}=-\frac{y}{\sqrt{45^2-y^2}}\\\\\)

substituting  \(\frac{dx}{dy}\) in S,

and also substituting a=45 and b=-22.5

\(S=\int\limits^{45}_{-22.5} \ 2\pi (\sqrt{45^2-y^2})\sqrt{1+(-\frac{y}{\sqrt{45^2-y^2}})^2} \, dy\\\\S=2\pi\int\limits^{45}_{-22.5} \sqrt{45^2-y^2} \sqrt{\frac{45^2-y^2+y^2}{45^2-y^2}}dy\\\\S=2\pi\int\limits^{45}_{-22.5}\sqrt{45^2}dy\\\\S=2\pi\ (45)(45-(-22.5))\\\\S=6075 \pi\ square\ feet\)

Thus, the outside area of surface that can be painted is 6075π square feet

b)The  outside surface area is 6075π =19075.5 square feet

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Answer:

Socratic app

Step-by-step explanation:

it will help you

Answer:

You can see the graph in the picture attached.

Answer:

To calculate how many packages Marcella has wrapped, you need to first calculate how many packages each roll of wrapping paper can be used for. Since Marcella uses 1/2 of a roll of wrapping paper for every 3 packages, it follows that she can wrap 3 packages for every 1/2 roll of wrapping paper. Therefore, 2 1/2 rolls of wrapping paper can be used to wrap 15 packages.

Connect the points where the first arc crosses the triangle's base and the second arc intersects the base of the triangle with the straightedge to create the triangle's third side, BC.

Generally, To accurately construct triangle ABC, you will need a straightedge (such as a ruler) and a protractor. Here are the steps to follow:

Use the straightedge to draw a straight line segment of length 8 cm, which will represent side AB. This line segment will be the base of the triangle.

Place the point of the protractor at one end of the line segment and draw an arc that intersects the other end of the line segment.

Measure the angle formed by the line segment and the arc using the protractor. The measure of this angle should be 70 degrees.

Without changing the position of the protractor, draw another arc that intersects the first arc and the base of the triangle.

Use the straightedge to connect the point where the second arc intersects the base of the triangle to the point where the first arc intersects the base of the triangle. This will form the third side of the triangle, AC.

Finally, use the straightedge to draw the third side of the triangle, BC, by connecting the point where the first arc intersects the base of the triangle to the point where the second arc intersects the base of the triangle.

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Answer:

i think it's 100+y²

Step-by-step explanation:

look at the picture

Answer:

parallelogram, rectangle, rhombus

Step-by-step explanation:

have a wonderful day

Parallelogram, rectangle, rhombus  names accurately describe figure PQRS.

A quadrilateral is a four-sided polygon, having four edges and four corners.

The given figure PQRS is a quadrilateral.

A parallelogram is a two-dimensional geometrical shape whose sides are parallel to each other.

A rectangle is a special case of a parallelogram in which each pair of adjacent sides is perpendicular.

A rhombus is a quadrilateral whose four sides all have the same length.

The figure satisfies the properties of parallelogram, rectangle and rhombus.

Hence, parallelogram, rectangle, rhombus  names accurately describe figure PQRS.

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Answer:

The slope is zero

Step-by-step explanation:

.........

Answer:

which class question and plz say subject also

Answer:

BA

Step-by-step explanation:

Here, we want to get the hypotenuse side

The hypotenuse represents the longest side

it is the side that faces the largest angle in a right triangle

The largest angle in a right triangle is the right angle which is the angle 90

It is like the square at a corner at the vertex C

The side facing it here is the the length AB (BA)

Answer:

(x-3)(x^2-7) = x^3 -3x^2 -7x + 21

just change the sign of the root and put x in front of it, then multiply the factors all together

(x-3)(x-sqr7)(x+sqr7)    roots come in conjugate pairs to eliminate irrational coefficients

(x-sqr7)(x+sqr7) = x^2-7.  similar to (a-b)(a+b) = a^2-b^2

Step-by-step explanation:

Answer:

A: (2 times 7)x^3 plus 4

Step-by-step explanation:

2 times 7 is 14 so 14 in the parentheses and then add 3 plus 4 equals 7.

14x^7.

Answer:

6 hot dogs package assuming she's buying a single package to contains 10 package or approximately 8 rolls if she buys the 8 package containing above 60 rolls of hot dogs.

In my opinion, she needs at least 8 package of hot dog rolls to make hot dogs for her guests.

Step-by-step explanation:

Hello,

There are typically 10 hot dogs in a single package. However some may contain 8 hot dogs rolls in a single pack so we'll solve for both in case which ever one she decides to buy.

My teacher is expecting 30 guests coming to the party and each 1 one them wants to eat 2 hot dogs.

To solve this question, we would first of all know the total number of hot dogs they'll probably eat at the party.

2 hot dogs = 1 person

y hot dogs = 30 people

y = (30 × 2) / 1

y = 60 hot dog.

Therefore, the guest would most likely consume at least 60 hot dogs at the party.

However, in a single hot dog package, it contains 10 hot dogs in it.

Now we'll have to find out the total number of hot dogs package my teacher needs to buy to prepare the hot dogs for her guests.

To do that, we'll have to divide the total number of hot dogs expected to be consumed by the total number of hot dogs in one package.

Number of package = total number of hot dogs expected to be consumed / total number of hot dogs in one package.

Number of package she needs = 60 / 10

Number of package she needs = 6

Therefore, my teacher requires 6 hot dog package.

But some hot dogs comes in 8 rolls per package

Using the same method above,

Number of rolls she needs = 60 / 8

Number of rolls she needs = 7.5 approximately 8 rolls

The robot moves in the positive direction along a straight line so that after t minutes its distance is s=6t^4 feet from the origin. (a) Find the average velocity of the robot over intervals 2, 4. We have the following data: Initial time, t₁ = 2 min.

Final time, t₂ = 4 min.The distance from the origin is given by s = 6t^4Therefore, s₁ = s(2) = 6(2^4) = 6(16) = 96 feet s₂ = s(4) = 6(4^4) = 6(256) = 1536 feet

We can find the average velocity of the robot over the interval 2, 4 as follows: Average velocity = (s₂ - s₁) / (t₂ - t₁)Average velocity = (1536 - 96) / (4 - 2)Average velocity = 1440 / 2Average velocity = 720 feet per minute(b) Find the instantaneous velocity at t=2.To find the instantaneous velocity at t = 2 min, we need to take the derivative of the distance function with respect to time. We have the distance function as:s = 6t^4 Taking derivative of s with respect to t gives the velocity function:v = ds / dt Therefore,v = 24t³At t = 2, the instantaneous velocity is:v(2) = 24(2)³v(2) = 24(8)v(2) = 192 feet per minute Therefore, the instantaneous velocity at t = 2 min is 192 feet per minute.

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