31.8 kilograms is equivalent to 31,800 grams.
What is the weight in grams of Eddie's 31.8 kg dog?The correct answer is (D) 31,800 grams.
To convert kilograms to grams, we multiply the number of kilograms by 1000. So, to convert 31.8 kilograms to grams, we can use the following formula:
31.8 kilograms x 1000 grams/kilogram = 31,800 grams
Therefore, 31.8 kilograms is equivalent to 31,800 grams.
To convert kilograms to grams, we need to multiply the number of kilograms by 1000 because there are 1000 grams in one kilogram. In this case, Eddie's dog weighs 31.8 kilograms. To find out how many grams this is, we simply multiply 31.8 by 1000, which gives us 31,800 grams. Therefore, 31.8 kilograms is equivalent to 31,800 grams. It's important to understand the basic metric system conversions, like kilograms to grams, as they are commonly used in everyday life, particularly when it comes to measuring weight. Knowing how to make these conversions can be helpful in many different situations, from cooking and baking to medical and scientific contexts.
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Employees spin a reward wheel. The wheel is equally likely to stop on each of six rewards labeled A–F. Design and use a simulation to find the experimental probability that fewer than two of the next three spins land on reward A.
The experimental probability that fewer than two of the next three spins land on reward A is 1/6
Here is the fundamental probability formula: The number of possible outcomes divided by the number of ways an event could occur is the probability of that item happening. Let's examine how to get the data you require and determine the probability of an event.
In theory, there is a 25% chance that the spinner will land on reward A.
\(P(A) =\frac{The Number Of Ways Event A Can Occur}{The total number Of Possible Outcomes}\)
\(P(A)=\frac{1}{6}\)
Calculating the likelihood of experiments happening is one of the branches of mathematics known as probability. We can determine everything from the likelihood of receiving heads or tails when tossing a coin to the likelihood of making a research blunder, for instance, using a probability.
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y = 2x - 1
y=9x + 6
Does this system have a solution? If so, what is the solution? Explain.
helppp
hello im done her is the answer
\begin{gathered} y\text{ =9(}\frac{y+1}{2})+6 \\ 2y=9y+9+12 \\ -7y=21 \\ y=-3 \end{gathered}
x=\frac{-3+1}{2}=-\frac{2}{2}=-1
Therefore,
Substituting this value in the second equation, we have,
\begin{gathered} 2x=y+1 \\ x=\frac{y+1}{2} \end{gathered}
From the first equation, we have,
\begin{gathered} y=2x-1 \\ y=9x+6 \end{gathered}
What is the solution to the system of equations y equals 1.5 x 4?
The solution to the system of equations y = 1.5x - 4 and y = -x is (1.6,-1.6). The correct answer is D.
The solution to the system of equations can be calculate as follows
From the question we can conclude that the equations are :
y = 1.5x - 4
y = -x
to find the value of x and y we can substitute y = -x in the first equation so it became
-x = 1.5x - 4
-1.5x - x = -4
-2.5x = -4
x = 1.6
after we found the value of x we can find the value of y by Substitute
x = 1.6 in y = -x
y = -1.6
Therefore, the solution to the y = 1.5x - 4 and y = -x is (1.6,-1.6).
Your question is incomplete but most probably your full question was
What is the solution to the system of equations y = 1.5x – 4 y = –x
a.(–1.6, 1.6)
b.(–1.5, 1.5)
c. (1.5, –1.5)
d. (1.6, –1.6)
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*will give brainliest* Check all that apply
Answer:
a, c, e
Step-by-step explanation:
Answer:
C and E
Step-by-step explanation:
The graph's range is only between and including 0 and 1.
C and E are the only options between this range
in the diagram below, BD is parallel to XY. What is the value of x?
Answer:
A. 55
Step-by-step explanation:
Answer: A. 55
Step-by-step explanation:
what is the degree sequence of the bipartite graph km,n where m and n are positive integers? explain your answer.
The degree sequence of a graph is the list of degrees of its vertices arranged in non-increasing order.
For a bipartite graph $K_{m,n}$ with $m$ vertices in the first partite set and $n$ vertices in the second partite set, every vertex in the first partite set is connected to all vertices in the second partite set and vice versa. Therefore, the degree of each vertex in the first partite set is $n$ and the degree of each vertex in the second partite set is $m$.
So, the degree sequence of the bipartite graph $K_{m,n}$ is $n,n,\ldots,n$ (repeated $m$ times) followed by $m,m,\ldots,m$ (repeated $n$ times). In other words, the degree sequence consists of two blocks, each of length $m+n$, where the first block contains the degree $n$ repeated $m$ times and the second block contains the degree $m$ repeated $n$ times.
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horace's points per game of bowling are normally distributed with a standard deviation of 21 points. if horace scores 254 points, and the z-score of this value is 3, then what is his mean points in a game? do not include the units in your answer. for example, if you found that the mean is 150 points, you would enter 150.
If Horace's score of 254 points has a z-score of 3 and the standard deviation is 21 points, then his mean points per game can be calculated as 191.
The z-score measures the number of standard deviations a data point is from the mean. In this case, Horace's score of 254 points has a z-score of 3. The formula to calculate the z-score is:
z = (x - μ) / σ
where z is the z-score, x is the observed value, μ is the mean, and σ is the standard deviation.
We are given that the z-score is 3 and the standard deviation (σ) is 21. Plugging these values into the formula, we can solve for the mean (μ):
3 = (254 - μ) / 21
Solving for μ:
63 = 254 - μ
μ = 254 - 63
μ = 191
Therefore, Horace's mean points per game is 191, without including the units in the answer.
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11) Justify each of the following manipulations to combine two expressions by filling in the blanks
with the associative property, the commutative property, or the distributive property.
5(2x + 1) +2(3x + 4) = (10x + 5) + 2(3x+4)
= (10x + 5)+(6x+8)
= 10x + (5 +6x)+8
= 10x +(6x + 5)+8
= (10x +6x)+(5+8)
= (10+6)x+(5+8)
= 16x +13
Helps pliss ????
Answer:
i hope this helps
Step-by-step explanation:
Simplifying
10x + -4 = 6x + 8
Reorder the terms:
-4 + 10x = 6x + 8
Reorder the terms:
-4 + 10x = 8 + 6x
Solving
-4 + 10x = 8 + 6x
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-6x' to each side of the equation.
-4 + 10x + -6x = 8 + 6x + -6x
Combine like terms: 10x + -6x = 4x
-4 + 4x = 8 + 6x + -6x
Combine like terms: 6x + -6x = 0
-4 + 4x = 8 + 0
-4 + 4x = 8
Add '4' to each side of the equation.
-4 + 4 + 4x = 8 + 4
Combine like terms: -4 + 4 = 0
0 + 4x = 8 + 4
4x = 8 + 4
Combine like terms: 8 + 4 = 12
4x = 12
Divide each side by '4'.
x = 3
Simplifying
x = 3
can you please answer this quick!
Answer:
a. 3*3-5
=6-5
=1
b. 3*(-2)-5
=-6-5
=-11
c. f(x)=1
or,1=3x-5
or,1+6=x
x=7
What is the answer to this problem -13c+8-18c+5 ?
Answer:
-31 c + 13
Step-by-step explanation:
-13c+8-18c+5
combine like terms
-18c and -13c combined is -31c
8 + 5 = 13
-31 c + 13
Answer
-31c+13 is your answer (see explanation below!)
Step-by-step explanation:
1) Add the numbers:
\(-13c + 8 - 18c + 5\\-13c + 13 -18c\\\)
2) Combine like terms:
\(-13c+13-18c\\-31c+13\\\)
\(A: -31c+13\)
Hope this helped you! Please mark me brainliest! Thanks! Have a great day! :)
What number goes in the blank?
10, 25, 5, or 0
Answer:
25
Step-by-step explanation:
(x+5)(x+5) = x^2 + 10x + 25
Answer:
25
Step-by-step explanation:
The number that goes in the blank is 25.
The constant must have two factors that multiply to equal the constant and add to equal the coefficient.
A wheel on christine’s bicycle is 0.5 m in diameter christine races the bicycle for 50m how many times does the wheel turn as the bicycle travels this distance use the value 3.14 for n round your answer to the nearest tenth do not round any intermediate steps
Answer:
28.57
Step-by-step explanation:
3.14×0.5=1.750
50÷1.75=5000÷175 to eliminate the decimal points
5000÷175=28.571
then we round the answer to the nearest tenths
=28.57
how do you write this in number form two hundred fifty-four thousand, three hundred fourteen
Answer:
254,314
You’re welcome(:
expresar en lenguaje algebraico los siguientes enunciados que están en lenguaje común o cotidiano
1.la suma de tres números cualquiera es igual a 20 unidades _______________
2.la diferencia de dos números cualquiera es igual a otro número___________
3.el cociente de dos números es igual a la mitad (un medio) de otro_______
4.el cubo de un número es igual a 9______
5.el triple de un número es igual a tres quintas partes de otro______
6.el producto de tres números es igual a 15_____
7.la tercera parte de un número más tres unidades es igual al doble del cuadrado de otro________
8.el cociente de dos números es igual a 3 octavas partes de otro menos 2 unidades_____
9.el cuadrado de un número menos 3 unidades_____
10.la mitad de un número es igual al quíntuple de otro_____
11.el producto de cuatro números es igual a 12_____
12.
Answer:
1. x+y+z=20
2. x-y=z
3. \(\frac{x}{y} =\frac{1}{2} z\)
4. x³=9
5. \(3*x=\frac{3}{5} y\)
6.x*y*z= 15
7. \(\frac{x}{3}+3=2*y^{2}\)
8. \(\frac{x}{y} =\frac{3}{8} *z-2\)
9. \(x^{2} -3\)
10. \(\frac{x}{2} =5*y\)
11. x.y.z.n=12
Step-by-step explanation:
El lenguaje algebraico utiliza letras, símbolos y números para expresar en forma breve y concisa enunciados en los que se pide realizar operaciones matemáticas. En otras palabras, el lenguaje algebraico utiliza letras en combinación con números y signos, y, además, las trata como números en operaciones y propiedades.
Siendo x, y, z,n tres números cualesquiera:
1. La suma de tres números cualquiera es igual a 20 unidades: x+y+z=20
2. La diferencia de dos números cualquiera es igual a otro número: siendo la diferencia sinónimo de resta o sustracción, este enunciado se expresa como: x-y=z
3. El cociente de dos números es igual a la mitad (un medio) de otro: siendo cociente como sinónimo de dividir, entonces \(\frac{x}{y} =\frac{1}{2} z\)
4. El cubo de un número es igual a 9: Elevar un número al cubo implica que el exponente es 3, entonces x³=9
5. El triple de un número es igual a tres quintas partes de otro: El triple de un número se calcula multiplicando el número por 3, entonces \(3*x=\frac{3}{5} y\)
6. El producto de tres números es igual a 15: Siendo producto sinónimo de multiplicación, x*y*z= 15
7. La tercera parte de un número más tres unidades es igual al doble del cuadrado de otro: El doble de un número se calcula multiplicando el número por 2. y el cuadrado de un número implica elevar a ese número por 2, entonces: \(\frac{x}{3}+3=2*y^{2}\)
8. El cociente de dos números es igual a 3 octavas partes de otro menos 2 unidades: \(\frac{x}{y} =\frac{3}{8} *z-2\)
9. El cuadrado de un número menos 3 unidades: \(x^{2} -3\)
10. La mitad de un número es igual al quíntuple de otro: \(\frac{x}{2} =5*y\)
11. El producto de cuatro números es igual a 12: x*y*z*n=12
Multiple choice: How many times larger is 6 x 10^5 than 6 x 10^1
A.) 216
B.) 1,000
C.) 1,296
D.) 10,000
Answer:
6×10^5=600000
6×10^1=60
600000/60=10000
How many bags have between 22 and 24 candies?
Answer:
2
Step-by-step explanation:
24-22= 2
WHICH EQUATION BEST REPRESENTS THE LINE
Answer:
the answer to this problem is d
John is trying to convert an area from meters squared to millimeters squared. He multiplied the area he had by 1,000 and got the wrong answer. What should he have multiplied the original area
by?
O 1,000
O 1,000,000
O 10
O 100
Answer: B.) 1,500,000 centimeters
Step-by-step explanation: I took the test on it! a little hint, If you would've just looked up " Convert 15,000 meters to Centimetres. " The answer would've shown up with the accurate calculator that google has provided! Hope that helps luv <3
Answer:
1,000,000
hope this helps <3
what statistical procedure should be used to answer this research question? (canadian air traffic controller scenario) group of answer choices a one-sample z-test for proportions a one-sample t-confidence interval for means a one-sample t-test for means a one-sample z-confidence interval for proportions
The statistical procedure that should be used to answer this research question is d. A one-sample z-confidence interval for proportions
The use of a one-sample z-confidence interval for proportions to respond to a study question concerning the percentage of Canadian air traffic controllers with a resting heart rate exceeding 100 bpm is accurately described in the statement. A heart rate of 60 beats per minute (bpm) is seen as too slow for an adult at rest, while a heart rate of 100 bpm is regarded as too high, providing some background for the study topic.
The question also states that 47 out of 173 randomly chosen air traffic controllers across Canada had resting heart rates that were over 100 beats per minute. A one-sample z-confidence interval for proportions may be derived using the sample data to determine the percentage of all Canadian air traffic controllers who have a resting heart rate exceeding 100 bpm. Based on the observed proportion in the sample and the sample size, this interval can offer a range of possible values for the genuine proportion of air traffic controllers having high resting heart rates.
Complete Question:
In general, 60 beats per minute (bpm) is a heart rate that is considered too slow for an adult when at rest and 100 bpm is considered too high. As one way of measuring the stress of Canadian air traffic controllers, heart rates of 173 randomly selected air traffic controllers were measured across Canada. Of this sample of air traffic controllers, 47 had a resting heart rate over 100 bpm. What is the true proportion of air traffic controllers in Canada with resting heart rates over 100 bpm? What statistical procedure should be used to answer this research question?
a. one-sample z-test for proportions
b. one-sample t-confidence interval for means
c. one-sample t-test for means
d. one-sample z-confidence interval for proportions
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Make a number line and mark the points that represent the following values of x. X<=1 2/3 and x<-3/4
The points x ≤ 1 2/3 and x<-3/4 has plotted in the number line
A number line is a visual representation of the real number system. It is a straight line on which numbers are marked at equal intervals, with zero in the center and positive numbers to the right of zero and negative numbers to the left of zero
The line represents the set of all real numbers, with negative numbers to the left of zero and positive numbers to the right. The point marked with a circle (o) represents the value of x that satisfies both conditions, which is x ≤ 1 2/3 and x < -3/4. Since -3/4 is less than 1 2/3, any value of x that satisfies x ≤ 1 2/3 must also satisfy x < -3/4, so the two conditions are equivalent in this case.
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Suppose that Rachel studied for the Graduate Management Admission Test (GMAT) using a well-known preparation class and was thrilled to receive a total score of 770. Her friend Eric, however, thinks she would have scored just as well without the class. To test the efficacy of the class, they obtain a small but random sample of 19 test results from other students using the same class. This sample's average is 568.56 with a standard deviation of 116.72. In comparison, the national average was 550.12. Assume the population's results are normally distributed but that its standard deviation is not known. Rachel and Eric decide to perform a two-tailed t ‑test at a significance level of α = 0.05 . How many degrees of freedom should they use in their calculations?
df=___
They shοuld use 18 degrees οf freedοm in their calculatiοns fοr the t-test.
What is Degrees οf freedοm?Degrees οf freedοm (df) is a cοncept used in statistics that represents the number οf values in a calculatiοn that are free tο vary. In variοus statistical tests, degrees οf freedοm determine the variability and influence the accuracy οf the test results.
Tο calculate the degrees οf freedοm fοr the t-test, we need tο determine the sample size οf the randοm sample. In this case, the sample size is given as 19.
The degrees οf freedom (df) fοr a twο-sample t-test can be calculated using the fοrmula:
df = (n₁+ n₂) - 2
where n₁ and n₂ are the sample sizes οf the twο grοups being cοmpared.
In this scenariο, we have οne sample frοm Rachel (size n₁= 1) and the randοm sample οf οther students (size n₂= 19). Therefοre, substituting the values intο the fοrmula, we have:
df = (1 + 19) - 2
= 20 - 2
= 18
Sο, they shοuld use 18 degrees οf freedοm in their calculatiοns fοr the t-test.
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Why are statistical calculations like random variable, variance, expected value, probability distributions and standard deviation important to risk management and insurance
statistical calculations are important in risk management and insurance because they help to quantify and model risk, predict future outcomes, and manage risk effectively.
Variance is important in risk management and insurance because it helps to assess the volatility or fluctuation of returns, which is important in determining how much risk an individual or company is willing to take. Random Variable :Random variables are essential in risk management because they help to determine the probability of specific outcomes. This is particularly important for insurance companies that need to calculate premiums and manage risk on behalf of policyholders .Expected Value: Expected value is critical to risk management because it helps to calculate the average outcome of an event over a large number of trials. This helps to predict future outcomes and manage risk. Probability Distributions :Probability distributions are important in insurance and risk management because they help to quantify and model the likelihood of different outcomes and events. This is critical in assessing and managing risk. Standard Deviation :Standard deviation is important in risk management because it helps to measure the amount of variability or dispersion of data around the mean or expected value. This is important in determining the level of risk associated with an investment or policy decision .
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Miki tosses a coin 50 times, and the coin shows tails 28 times.
What is the experimental probability of Miki getting tails?
Answer:
28/50, or 56 percent.
Step-by-step explanation:
Divide the number of events (in this case it's tails) by the number of possible outcomes. This means to divide 28 by 50. Your answer will be 0.56. As a percent, this is 56 percent, which is the probability of the coin landing on tails.
Find the surface area to the nearest whole number.
Only type in the numerical answer.
Answer:
342
Step-by-step explanation:
Given
Shape: Rectangular prism
The missing dimensions are:
\(Length = 5 ft\)
\(Width = 6 ft\)
\(Height = 12 ft\)
Required
Determine the surface area
The surface area is calculated as:
\(Area = 2(Length * Width + Length * Height + Width *Height)\)
This gives:
\(Area = 2(5ft* 6ft+ 5ft * 12ft+ 6ft*12ft)\)
\(Area = 2(30ft^2+ 60ft^2+ 72ft^2)\)
\(Area = 324ft^2\)
um well i just got screamed at for 2 hours and my mom mad my dad mad so he threw a high chair across the room and my eyes are blood red and I'm crying lol I'm having a mental breakdown thought yall just needed to know that!
Answer:
That dosnt sound fun, try putting one hand over the other and connect your thumbs to create a circle. Breath in and out, (in through your nose, and out trough your mouth.) Think of an open field and a summer breez, let your pain from the fight flow down a crystal river. Just try your best to take your mind off the pain, during the pandemic, we can be frustrated, another thing you can do is infinity breathing. If you want to know about that, just message me.
Step-by-step explanation:
Oh yah, this is a form of meditation. Remember, the point isnt to block your feelings, its to let them flow through your mind, until you can think of the fight without feeling hurt, I hope this helps!
Help me fast I’ll mark brainliest plzzz
Answer:
1 2 3 4 5 6 7 8 9 10 11
Step-by-step explanation:
Answer:
Since I don't have the numbers to plot, I'll tell you where to begin
Step-by-step explanation:
When plotting temperatures, it's important to remember positives and negatives
It's always a good idea to start by marking the halfway point as zero
Then, if the numbers are in the tens, make each increment an increasing value of ten/-ten in each direction.
If they're low, (in the ones digits) then just mark the numbers on the increments in the positive/negative directions
Hope this helps!
Josiah plants vegetable seeds in rows. Each row has the same number of seeds in it. He plants more than one row of seeds. What could be the total number of seeds he plants?
The total number of seeds that Josiah would plant would be = nR×S
How to determine the total number of seeds that Josiah will plant?To determine the total number of seeds that Josiah will plant will be to add the seeds in the total number of rooms he planted.
Let each row be represented as = nR
Where n represents the number of rows planted by him.
Let the seed be represented as = S
The total number of seeds he planted = nR×S
Therefore, the total number of seeds that was planted Josiah would be = nR×S.
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Can you tell which 3-d shape this would make? a. cylinder b. cylindrical prism c. cone d. doesn't fold to make a 3-d shape
The three-dimensional shape would make by the two-dimensional figure is cone option (c) cone is correct.
What is a cone?It is defined as a three-dimensional shape in which the base is a circular shape and the diameter of the circle decreases as we move from the circular base to the vertex.
\(\rm V=\pi r^2\dfrac{h}{3}\)
The question is incomplete.
The complete question is in the picture, please refer to the attached picture.
It is given that:
A two-dimensional figure is shown in the picture.
As we know, in the cone the base is a circular shape.
The side view of the cone is a triangle with half curve circular base.
Thus, the three-dimensional shape would make by the two-dimensional figure is cone option (c) cone is correct.
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find f. f ''(x) = x−2, x > 0, f(1) = 0, f(7) = 0
By integrating and solving a system of equations, we will see that the function is:
f(x) = (1/6)*x³ - x² -1.5*x + 2.3
How to find the function f(x)?
We know that the second derivate is:
f''(x) = x - 2
If we integrate that, we will get:
f'(x) = (1/2)*x² - 2x + c
Where c is a constant of integration.
If we integrate again, we will get:
f(x) = (1/6)*x³ - x² + c*x + d
Where d is another constant of integration.
Now we know that:
f(1) = 0 and f(7) = 0
So we can write:
f(1) = (1/6)*1³ - 1² + c*1 + d = 0
f(7) = (1/6)*7³ - 7² + c*7 + d = 0
So we have a little system of equations:
(1/6) - 1 + c + d = 0
57.2 - 49 + 7c + d = 0
c + d = 5/6
7c + d = -8.2
If we subtract the first equation from the second one we will get:
(7c + d) - (c + d) = -8.2 - 5/6
6c = (-8.2 - 5/6)
c = (-8.2 - 5/6)/6 = -1.5
c + d = 5/6
-1.5 + d = 5/6
d = 5/6 + 1.5 = 2.3
The function is:
f(x) = (1/6)*x³ - x² -1.5*x + 2.3
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Given 12 different 2-digit numbers, show that one can choose two of them such that their difference is a two-digit number with identical first and second digit
Step-by-step explanation:
there are 91 2-digit numbers : 10 ..99
and there are 9 2-digit numbers with identical first and second digit : 11, 22, 33, 44, 55, 66, 77, 88, 99
99 has to be excluded, because there are no 2 2- digit numbers that I can subtract from each other and get 99.
so, e are dealing with 8 possibilities.
88 = 99-11
98-10
77 = 99-22
98-21
97-20
...
78-1
66 = 99-33
98-32
...
67-1
...
11 = 99-88
98-87
...
12-1
all the double- digit numbers are 11 apart. so, by picking 12 numbers, I have to have at least one that I can combine with one of the other 11 to get a double-digit number.