Answer:
1164
Step-by-step explanation:
1940/5* 3 = 1164
1164 Groblarx fruits will 3 of the Martians receive.
What are Division and Multiplication?The division is the process of sharing a collection of items into equal parts and is one of the basic arithmetic operations in maths.
Division Algorithm:
Division of any expression follows the division algorithm given below.
Dividend = Divisor × Quotient + Remainder
Multiplication is the process of calculating the product of two or more numbers. The multiplication of numbers say, ‘a’ and ‘b’, is stated as ‘a’ multiplied by ‘b’.
In Maths, the basic explanation of multiplication is adding a number, with respect to another number, repeatedly.
Given,
Number of Groblarx fruits shared between Five Martians = 1940
Number of Groblarx fruits one Martian got
= 1940/5 = 388
Number of Groblarx fruits received by three Martians
= 388 × 3
= 1164
Hence, three Martians will receive 1164 Groblarx fruits.
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1. Find the slope of the line passing through the points (-3,7) and (7,7)
2. Find the slope of the line passing through the points (-4,3) and (-4,-5)
Answer:
1.=0
2.=undefined
Step-by-step explanation:
7-7/7--3
0/10
0
-5-3/-4-(-4)
-8/0
undefined
Hi there!
To find the slope of a line when we have 2 points, we use this formula:
m=\(\frac{y2-y1}{x2-x1}\)
where m is the slope.
\(\frac{7-7}{7-3}\)
Notice that if we subtract the y-coordinates, we get 0. We know that 0 divided by any number is 0.
So the slope of this line is 0.
So if the y-coordinates are the same, then the slope is 0.
Now, let's find the slope of the next line.
\(\frac{-5-3}{-4-(-4)} \\\frac{-8}{-4+4} \\\frac{8}{0}\)
Do you see what I see?
We cannot divide by 0 because division by 0 is undefined. So the slope of this line is undefined.
Remember:
If the y-coordinates are the same, then the slope is 0.If the x-coordinates are the same, then the slope is undefined.Hope this helps you!
~Just an emotional teen who listens to her favorite song "Try Everything"
\(SilentNature\)
the most important condition for making an inference about a population mean from a significance test is that group of answer choices the population distribution is exactly normal. the data contain no outliers. the sample size is less than 10% of the population size. the data come from a random sample. the sample size is at least 30. flag question: question 7
The most important condition for making an inference about a population mean from a significance test is that the data come from a random sample.
While a normal population distribution and a large sample size are ideal, a random sample is essential for making inferences about a population mean.
A population with a non-Normal distribution can nonetheless yield reliable results.
Although not all demographic metrics are significantly impacted, outliers can have an impact on some of them.
We cannot draw valid conclusions, therefore, if a sample cannot be viewed as a random sample.
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Find the quotient.
–84 ÷ 12.
Answer:
your answer is -7
Step-by-step explanation:
8. A drug and placebo were tested on 23 people each to study their effect on cholesterol. The mean cholesterol levels with the people on the new drug are 195 and SD of 35. The values for placebo sample are 245 and SD of 31. Using 5% level of significance, does the drug have effect on lowering the cholesterol.
Answer:
The drug have effect on lowering the cholesterol.
Step-by-step explanation:
H₀ : μ₁ - μ₂ = 0
⇒ H₀ : μ₁ = μ₂
H₁ : μ₁ - μ₂ < 0
⇒H₁ : μ₁ < μ₂
Now,
given , n₁ = 23 , n₂ = 23
∴ Degree of freedom = v = n₁ + n₂ - 2
= 23 + 23 - 2 = 44
⇒v = 44
Now,
Given, level of significance = 5% = 0.05
For the given significance level, critical time t = 1.68
As
Decision rule states that'if t < 1.68 , reject H₀
Now,
For Drug:
mean = m₁ = 195
SD = d₁ = 35
People = n₁ = 23
For placebo :
mean = m₂ = 245
SD = d₂ = 31
People = n₂ = 23
Now,
Variance = \(\frac{(23-1)35^{2} + (23-1)31^{2} }{23 + 23 - 2}\) = 1093
Standard Deviation, S = 33.06
Point estimate = m₁ - m₂ = 195 - 245 = -50
Standard deviation error = S×(\(\frac{1}{n_{1} } + \frac{1}{n_{2} }\) ) = 9.75
Now,
Test statistics = \(-\frac{50}{\sqrt{9.75} } = -5.13\)
⇒ t < 6.13
⇒Reject H₀
⇒The drug have effect on lowering the cholesterol.
For the following sum, determine whether the result is rational or irrational and choose the appropriate reason.
5/8 + √8
A: The result is irrational because the sum of a rational number and an irrational number is always irrational.
B: The result is irrational because the sum of two irrational numbers is sometimes irrational.
C: The result is rational because the sum of two rational numbers is always rational.
D: The result is rational because the sum of a rational number and an irrational number is sometimes rational.
Answer:
A
Step-by-step explanation:
The result is irrational
what no should replace the question mark?
Answer:
4
Step-by-step explanation:
100x + 10x + x + 10x + x + x + x + x = 500
120x + 5x = 500
125x = 500
125/125 x = 500/125
x= 4
Which statement about the location of √7 on the number line is true?
A= It is located at the number 7 on the number line.
B= It is located at the number 3.5 on the number line.
C= It is located between the numbers 2 and 3 on the number line.
D=It is located between the numbers 4 and 9 on the number line
What is the quotient of -3/8 and -1/3?
-1 1/8
-1/8
1/8
1 1/8
Answer:
EASY MATH 11/8
Step-by-step explanation:
HOPE THIS HELPS!
What are the center and radius if the equation (x-2)^2 + (y-9)^2
Step-by-step explanation:
(x-2)^2 + (y-9)^2 = r^2
this is of the form fora circle with center h,k and radius r
(x-h)^2 + (y-k)^2 = r^2
for the equation given center = 2, 9 and radius = r
Solve the equation by factoring. Check your solution. If there are multiple solutions, list the solutions from least to greatest separated by a comma. 6x2−2x=0
Answer:
x = 0, 1/3
Step-by-step explanation:
The greatest common factor is 2x. Factoring that out, we have ...
2x(3x -1) = 0
The solutions will be the values of x that make the factors 0.
x = 0
3x -1 = 0 ⇒ x = 1/3
The solutions are x = 0, 1/3.
_____
Check
x = 0 ⇒ 6·0² -2·0 = 0 ⇒ 0 - 0 = 0 . . . true
x = 1/3 ⇒ 6(1/3)² -2(1/3) = 0 ⇒ 6/9 -2/3 = 0 . . . true
In a direct variation, y= -1/6 when x=4/3. Write a direct variation equation that shows the relationship between x and y.
Please answer ASAP!
Answer: y = 3x
Step-by-step explanation: For example, if y varies directly as x, and y = 6 when x = 2, the constant of variation is k = = 3. Thus, the equation describing this direct variation is y = 3x.
Steve is turning half of his backyard into a chicken pen. His backyard is a 24 meter by 45 m rectangle. He wants to put a chicken wire fence that stretches diagonally from one corner to the opposite corner.
How many meters of fencing will Steve need?
Answer: 12 is the awnser
Step-by-step explanation: simple math.
Determine whether it is a function
Answer:
Relation 3 is not a function, as s has two outputs: tree and desk. Relation 4 is not a function for the same reason. -1 has three outputs: -2, -4, and -7.
What is the solution of y/-2 <- 5
Answer:
F
Step-by-step explanation:
Y=-10
-5/2=-2.5
Keep in mind that...when dealing with negative numbers, the number closer to zero is the bigger number.
2.5 if closer to zero so the answer is F
How would I factor it when I have the fraction in it
The given expression is
\((x-\frac{1}{x})^3\)According to Pascal's Triangle, the third row is 1 3 3 1.
This means the binomial expansions must have 4 terms, where each number belongs to each of them as a coefficient.
Now, the binomial expansion would be
\((x-\frac{1}{x})^3=x^3+3x^2(-\frac{1}{x})+3x(-\frac{1}{x})^2+(-\frac{1}{x})^3\)Now, we need to solve each parenthesis using the distributive property.
\(x^3-\frac{3x^2}{x}+\frac{3x}{x^2}-\frac{1}{x^3}\)Then, we simplify variables, remember that division of powers is solved by subtracting exponents
\(x^3-3x^{2-1}+3x^{1-2}-\frac{1}{x^3}=x^3-3x+3x^{-1}-\frac{1}{x^3}\)At last, we place the negative power as denominator
\(x^3-3x+\frac{3}{x}-\frac{1}{x^3}\)3(4x - 6) - 2x + 1 = 3 - (3x - 6)?
Select the correct answer from each drop-down menu.
The total area of the three triangles is
square units.
The area of the figure is
square units.
The total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
What is the triangle?The triangle can be defined as a three-sided polygon in geometry, and it consists of three vertices and three edges. The sum of all the angles inside the triangle is 180°.
From the figure, the area of triangles can be calculated using the:
Area = (1/2)height×base length
Area of three triangle = 1/2(4×6) + 1/2(6×4) + 1/2(4×6)
Area of three triangle = 1/2(24×3) = 36 square units
Area of the figure = area of three triangle + area of the rectangle
= 36 + 6×4
= 60 square units
Thus, the total area of the three triangles is square units is 36 and the area of the figure is square units is 60.
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correctly compare the numbers.
0.9 1.1
1. = 2. < 3. >
Answer:
2. <
Step-by-step explanation:
A units digit of 0 is less than a units digit of 1, so ...
0.9 < 1.1
What is the volume of a square pyramid with base edges of 18 cm and a slant height of 15 cm?
Answer:
the volume of the square pyramid is 2430 cubic cm
Answer:
1296 cm³
Step-by-step explanation:
V = a² x [√s²- (a/2)²] / 3
a = 18 cm
s = 15 cm
V = 18² x [√15²-(18/2)²] / 3 = 18² x [√225-81] / 3
V = 324 x (√144/3) = 1296 cm³
25 POINTS PLUS I'LL GIVE YOUR BRIANLEST HOWEVER YOU WANNA SPELL IT
Answer:
The answer is STOP BEING PRESSED OMMG THE GUY BELOW DID C TOO SO :C :(((
a drill has a size of /5 /16 inch what this measurement as a decimal
The measurement of the drill as a decimal is 0.3125
Measurement can be described as the length or size of an object
A drill has a size of 5/16 inch
Convert the fraction which is the size of the drill in inches to decimal
5/16 = 0.3125
Hence the measurement of the drill in decimal is 0.3125
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please help me!! find the variables! 1) 8x -44= -3x2) 1w- 9= 4w3) 5n- 16=1n4) 8h+ 36=2
According to the given data we have the following:
1) 8x -44= -3x
2) 1w- 9= 4w
3) 5n- 16=1n
4) 8h+ 36=2
1) 8x-44=-3x
8x+3x=44
11x=44
x=44/11
x=4
2) 1w- 9= 4w
1w-4w=9
-3w=9
w=9/-3
w=-3
3) 5n- 16=1n
5n-1n=16
4n=16
n=16/4
n=4
4) 8h+ 36=2
8h=2-36
8h=-34
h=-34/8
h=-4.25
When this net is folded into a cube, which
edge joins with edge X?
X
F
A
E
B
D
C
When edge D connects with edge X, this net is folded into a cube, which is obtained by folding the given figure in cube.
Explain about the cube?A cube is a solid shape with six square faces. Each side of a square has the same side length, so all faces are the same size.
A cube has 12 sides and 8 vertices. Each vertex refers to the angle where the three edges of the cube meet.
Shape Properties of Cube
It is a three-dimensional square shape It has 6 faces, 12 sides and 8 vertices All faces are square All sides are of equal length Every vertex meets three faces and three sides Sides are square All sides are of equal length Each vertex meets three faces and three sides parallel to it All angles of a cube are right anglesThus, when edge D connects with edge X, this net is folded into a cube.
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Please hurry it’s missing
Sara goes on a slingshot ride in an amusement park. She is strapped into a spherical ball that has a radius of centimeters. What is the volume of air in the spherical ball? Use this formula: , where r is the sphere’s radius.
A.
B.
C.
D.
Answer:
A. 4×π×3²×\(10^{6}\)
Step-by-step explanation:
r = 3×10² = 3×100 = 300
\(\frac{4}{3}\)×π×300³=
\(\frac{4}{3}\)×π×27,000,000=
\(\frac{108,000,000}{3}\)×π=
36,000,000π
Answers solved:
A. 36,000,000π
B. 108,000,000π
C. 3,600,000π
D. 32,400,000π
The solution is Option A.
The volume of the air in the spherical ball is given by the equation
V = 4π ( 3 )² ( 10 )⁶ cm³
What is a Sphere?A sphere is symmetrical, round in shape. It is a three dimensional solid, that has all its surface points at equal distances from the center. It has surface area and volume based on its radius. It does not have any faces, corners or edges.
The Surface Area of a Sphere = 4πr²
The Volume of a Sphere = ( 4/3 ) πr³
where r is the radius of the sphere
Given data ,
Let the volume of the sphere be represented as V
Now , the radius of the spherical ball be r
The value of r = 3 ( 10 )² cm
So , the volume of the spherical ball = ( 4/3 ) πr³
Substituting the values in the equation , we get
Volume of the spherical ball V = ( 4/3 ) x π x [ 3 ( 10 )² ]³
On simplifying the equation , we get
Volume of the spherical ball V = ( 4/3 ) x π x ( 3 )³ ( 10 )⁶
Volume of the spherical ball V = 4 x π x ( 3 )² ( 10 )⁶
Therefore , the value of V is 4π ( 3 )² ( 10 )⁶
Hence , the volume of the spherical ball is 4π ( 3 )² ( 10 )⁶
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in desperate need of help
In the diagram below, ABC~ DBE. If AD = 24, DB = 12, and DE = 4, what is the length of
AC?
Answer:
Step-by-step explanation:
because 110
Please help me with this proof.
Answer:
See below
Step-by-step explanation:
For the second step, \(\angle T\cong\angle R\) by Alternate Interior Angles. The rest of the steps appear to be correct.
When the correlation between x and y is zero, what is the best prediction of a y score that can be made from a given x score?
Answer:
The mean of y
Step-by-step explanation:
In statistics, correlation is the degree of the linear relationship between two variables. The correlation coefficient is the numerical measure of the linear relationship of two variables, It is measured in the range -1 to 1. When the coefficient is negative, the variables are said to have a negative correlation, while it is a positive correlation or have a strong linear relationship if the correlation coefficient is positive.
When the correlation coefficient is zero, both variables have no linear relationship and the best predictions of each variable would be the mean.
HELP ASAP ASAP PLEASE ASAP HELP BRAINLIEST
The histograms display the frequency of temperatures in two different locations in a 30-day period.
A graph with the x-axis labeled Temperature in Degrees, with intervals 60 to 69, 70 to 79, 80 to 89, 90 to 99, 100 to 109, 110 to 119. The y-axis is labeled Frequency and begins at 0 with tick marks every one unit up to 16. A shaded bar stops at 2 above 60 to 69, at 4 above 70 to 79, at 12 above 80 to 89, at 6 above 90 to 99, at 4 above 100 to 109, and at 2 above 110 to 119. The graph is titled Temps in Desert Landing.
A graph with the x-axis labeled Temperature in Degrees, with intervals 60 to 69, 70 to 79, 80 to 89, 90 to 99, 100 to 109, 110 to 119. The y-axis is labeled Frequency and begins at 0 with tick marks every one unit up to 16. A shaded bar stops at 2 above 60 to 69, at 4 above 70 to 79, at 9 above 80 to 89, at 9 above 90 to 99, at 4 above 100 to 109, and at 2 above 110 to 119. The graph is titled Temps in Flower Town.
When comparing the data, which measure of variability should be used for both sets of data to determine the location with the most consistent temperature?
IQR, because Desert Landing is skewed
IQR, because Desert Landing is symmetric
Range, because Flower Town is skewed
Range, because Flower Town is symmetric
The correct option is "IQR, because Desert Landing is skewed."
What is skewed?Skewness is a term used in statistics to describe the degree of asymmetry of a probability distribution or a dataset. If a dataset is skewed, it means that the distribution of the data is not symmetrical.
According to question:To determine the location with the most consistent temperature between the two sets of data, we should use the IQR (Interquartile Range) measure of variability. This is because the IQR is a measure of the spread of the middle 50% of the data, which is a good measure of variability for skewed data such as the data from Desert Landing.
In the case of Flower Town, the range measure of variability could also be used, but it is generally less robust than the IQR and can be affected by extreme values. The symmetry of the histograms does not necessarily determine which measure of variability should be used.
Therefore, the correct option is "IQR, because Desert Landing is skewed." This is because the IQR is a robust measure of variability that is less affected by extreme values and is suitable for skewed data. The data from Desert Landing is skewed, while the data from Flower Town is not specified as being skewed or symmetric, so the IQR is the best choice for both sets of data.
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