Answer:
You didn'ttell us the question
Step-by-step explanation:
where is the question?
I need help ASAP. please help
Answer:
Yep, you chose the right answer
Step-by-step explanation:
She can write 1.5 pages every 2 hours => 1.5 / 2 is the pages she can write in 1 hour
So when you multiply it by 3, it is the amount of pages she can write in 3 hours
Please answer this question.
Answer:
A
Step-by-step explanation:
4x + 1 ← quotient
----------------------
x + 2 | 4x² + 9x - 34
4x² + 8x ← subtract from line above
-------------------------
x - 34
x + 2 ← subtract from line above
-------------------------
- 36 ← remainder
Then
\(\frac{4x^1+9x-34}{x+2}\) = 4x + 1 + \(\frac{-36}{x+2}\) → A
Which of the following variables
is most likely to be used as categorical?
A) Length of a garden hose
B) Recorded rainfall for a day
C) Flower color
D) Weight of books on a shelf
Answer:
C) Flower color.
Step-by-step explanation:
Quantitative variables are things that can be measured. A garden hose's length is measured in meters or feet. You measure the rainfall for a day in millilitres or liters. The weight of books on a shelf is measured in pounds or grams.
Categorical variables are often descriptions, such as C) Flower color.
Hope this helps!
Flower colors, generated from anthocyanins, flavonoids, or carotene which draw bone, trichromats, photoreceptor cells, tri- or tetrachromats butterflies & birds, that are supersensitive, blues, as well as green.
Quantity variables are measurable items.In meters or feet is measured the time of garden plants.The precipitation is calculated in milliliters or liters for one day.Books are assessed in pounds or grams in mass in a rack.That is why categorical variables, such as Flowers color, frequently are descriptions.Therefore, the "Option C" is the only correct answer.
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An electronics store makes a profit of $24 for every portable DVD player sold and $48 for every DVD recorder sold. The manager’s target is to make at least $192 a day on sales of the portable DVD players and DVD recorders. Write and graph an inequality that represents the number of both kinds of DVD players that can be sold to reach or beat the sales target. Let p represent the number of portable DVD players and r represent the number of DVD
An inequality that represents the number of both kinds of DVD players that can be sold to reach or beat the sales target is 24p + 48r ≥ 192.
How to write and solve an inequality graphically?In order to write an inequality to describe this situation, we would assign variables to the number of portable DVD players and number of DVD recorder, and then translate the word problem into algebraic equation as follows:
Let the variable p represent the number of portable DVD players.Let the variable r represent the number of DVD recorder.A profit of $24 for every portable DVD player sold is equal to 24p. Also, a profit of $48 for every DVD recorder sold is equal to 48r. In order to make at least $192 a day on the sales of both DVDs, we must have the following inequality:
24p + 48r ≥ 192
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explain how increasing the difference between the sample mean and the original population mean influences the value of the z-score in a hypothesis test.
Answer:
Step-by-step explanation:
Increasing the difference between the sample mean and the original population mean will the and so will the Z score
Increasing the difference between the sample mean and the original population means. Increasing the population standard deviation. Increasing the number of scores in the sample. A larger difference will produce a larger value in the numerator which will produce a larger z-score.
Solve the simultaneous equations by substitution
2x + 5y = 26
X – y=6
Answer:
2x+5y =26
X-y=6
These equations will Remain the same and will be categorized as expressions as unlike terms cannot be added.
Answer:
2x+5y=26....equ 1
x-y=6.... equ 2
solution
from equation 2 we have,
x=6+y... equ 3
substituting x in equ 1 we have,
2x+5y=26
2(6+y)+5y=26
12+2y+5y=26
7y=14
y=2
substituting y in equ 3 we have,
x=6+y
x=6+2=8
Answer: y=2, x=8
Help ASAP, with a explanation :)
A juice mixture is six parts, orange juice, and two parts peach juice for every pitcher of the mixture. What fraction of the pitcher each type of juice
The fraction of the pitcher each type of juice are 1/3 and 2/3
Calculation the fraction of the pitcher each type of juiceFrom the question, we have the following parameters that can be used in our computation:
Parts = 6
Orange juice = 1
Peach juice = 2
using the above as a guide, we have the following:
Orange juice : Peach juice = 1 : 2
Multiply by 2
So, we have
Orange juice : Peach juice = 2 : 4
When represented as a fraction, we have
Orange juice = 1/3
Peach juice = 2/3
Hence, the fractions are 1/3 and 2/3
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how do I get the correct answer?
Answer:
1989.674m³
Step-by-step explanation:
It’s difficult to see the picture, and I can’t read the question. Are you looking for the volume of the composite shape? If so:
Cylinder: V=\(\pi\)r²h =
Cone: V=\(\pi\)r²h/3 =
Hemisphere: V=2/3\(\pi\)r³ = 2/3
TOTAL: 1570.796+157.079+261.799=1989.674m³
Pls help, I will give brainlist!
Answer:
Step-by-step explanation:
2.)A=\(\frac{bh}{2}\)
\(\frac{15*10}{2}\)=75.
3.) years to month
6 years is 72 month+2 month=74 month
month to days
74 month=2250.84days.
In order to solve the equation 2x + 7 = –x + 1, a student graphs two functions, f(x) and g(x). f(x) = 2x + 7 g(x) = –x + 1 What is the solution to the equation f(x) = g(x)?
The solution to the system of equations f(x) = g(x) is:
x = -2, y = 3.
What is a system of equations?A system of equations is a set of equations that is related, and the solution of the system is found when the equations are equal, that is, when the equations all intersect.
In the context of this problem, the equations are given as follows:
f(x) = 2x + 7.g(x) = -x + 1.The solution to the given system of equations is at the value of x for which f(x) = g(x), hence it is obtained as follows:
f(x) = g(x)
2x + 7 = -x + 1 (solve just line any equality, isolating the desired variable).
2x + x = 1 - 7
3x = -6
x = -6/3
x = -2.
The y-coordinate of the solution of the system is given as follows:
y = -(-2) + 1 = 2 + 1 = 3.
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to determine a relationship between drag force (y-axis) and speed (x-axis) given 5 coffee filters and a motion detector. air resistance kab
To determine the relationship between drag force and speed, you can conduct an experiment using 5 coffee filters and a motion detector. First, set up the motion detector to track the speed of the coffee filters as they fall through the air. Then, drop each coffee filter one at a time and record the drag force measured by the motion detector.
Plot the drag force on the y-axis and the speed on the x-axis, and you should be able to observe a relationship between the two variables. As the speed of the coffee filter increases, the drag force will also increase. This relationship is due to air resistance, which causes the coffee filter to experience a drag force as it falls through the air.
By analyzing the data and creating a graph, you can determine the specific relationship between drag force and speed for these coffee filters. This information can be useful in understanding how air resistance affects the motion of objects and in designing experiments or models that take air resistance into account.
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Dillon buys a hand bag priced at $33. Shipping and handling are an additional 30% of the price. How much shipping and handling will Dillon pay?
Answer:
$10.89 should be your answer
Add −2.25+2.5
Plot the first addend and the sum on the number.
Answer: is this what your looking for
Step-by-step explanation:
The sum of −2.25+2.5 is 0.25 and has been plotted in the number line.
What is a number line?In mathematics, a number line is a straight line containing numbers arranged at equal segments or periods throughout its duration.
In another word, a number line is basically a line in which infinite numbers have been written in ascending order or increasing order.
A horizontal number line is the most common representation and can be extended infinitely in any direction.
Given the expression −2.25+2.5
Now if we add
⇒ -2.25 + 2.5 = 0.25
If we plot in the number line then it will represent the orange line which is going from 0 to -2.25.
And 2.5 is represented by the black line
Their sum is represented by the red line.
Hence "The sum of −2.25+2.5 is 0.25 and has been plotted in the number line".
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Which sign completes each expression?
0.3
>
0.25
0.35
0.4
0.05
0.1
Answer:
Below
Step-by-step explanation:
0.3>0.25
0.35<0.4
0.05<0.1
Write an equation perpendicular to x - 4y = 20 that passes through the point (4, -3)
Answer:
y = - 4x + 13
Step-by-step explanation:
In order to do this problem you would need a whole new equation, but you will use what is given to you:
instead of going with:
x - 4y = 20
Turn it into y = mx + b form, also known as slope-intercept form:
x - 4y = 20
-x = -x
_________
- 4y = 20 - x
Then divide both sides by - 4:
\(\frac{-4y}{-4} = \frac{-x + 20}{-4}\)
You will then get:
y = \(\frac{1}{4}x - 5\)
From this equation we will only need the slope!
m || = \(\frac{1}{4}\)
(This slope is for parallel)
but if you want perpendicular to the slope, then we need the negative reciprocal!
Negative reciprocal is a flipped version of the value that is negative, for example:
2 = \(-\frac{1}{2}\)
Because \(\frac{2}{1}\) = 2
Now we will find the perpendicular slope which is:
m ⊥ = - 4
Now substitute this slope into slope intercept form:
y = mx + b
(-3) = -4(4) + b
(Take away parentheses)
-3 = -16 + b
(Move - 3 to the other side, by making it positive, but what you do to one side, you do to the other)
= -13 + 6
(Move - 13 to the other side, by make - 13 into +13)
+13 = +13
________
13 = b
(This is you b, also known as you intercept)
Your answer is:
y = -4x + 13
what is the value of x!? thanks!!!
Answer:
47.315 degrees
Step-by-step explanation:
arccos(4/5.9) = 47.315 degrees
What is the domain of the function
f(x)= 1/3 x + 2
Answer:
x≥-6 or D
Step-by-step explanation:
which number line shows the graph of x \ 1
Answer:
x/1 is the same as x
Step-by-step explanation:
The base is an equilateral triangle with an area of 6 square inches. the height of the pyramid is 15 inches. The height of the pyramid is 15 inches. what is the volume?
Answer:
V = 30 in³
Step-by-step explanation:
the volume (V) of a pyramid is calculated as
V = \(\frac{1}{3}\) × B × h ( B is the area of the base and h the height ) , then
V = \(\frac{1}{3}\) × 6 × 15 = 2 × 15 = 30 in³
Answer:
The volume of the pyramid is 30 inches cube.
How to find the volume of a pyramid?The base of the pyramid is an equilateral triangle with an area of 6 inches². The height of the pyramid is 15 inches.
Therefore, the volume of the pyramid can be calculated as follows:
volume of the pyramid = 1 / 3 BH
where
B = base area
H = height of the pyramid
Therefore,
B = 6 inches²
H = 15 inches
Hence,
volume of the pyramid = 1 / 3 × 6 × 15
volume of the pyramid = 1 / 3 × 90
Therefore,
volume of the pyramid = 30 inches³
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Step-by-step explanation:
Eileen picks up 5 movies at a movie store and calculates that it will cost her $32.50 before tax. A customer in front of Eileen pays $81.90 after tax. Sales tax is 5%. How many movies did the customer in front of Eileen buy?
Answer:
$34.125
Step-by-step explanation:
5% of 32.50 is 1.625
1.625+32.50=34.125
$34.125
Answer:
15 movies
Step-by-step explanation:
32.50/5 = 6.50 = price of one movieFind 5% of 81.90 = 4.09581.95 - 4.095 = 77.85577.855/5 = 15.571Without graphing, classify the system as independent, dependent, or inconsistent.
S x – 5 = - y
| 2y - 10 = – 21
Answer:
Step-by-step explanation
I
D
K
Sorry
Tyshawn bought 23 chicken wings for $23.00. If Tyshawn spent $3.00, how many
chicken wings did he buy?
3 chicken wings he buys after spending $3.00
What is multiplication?When you take a single number and multiply it by several, you are multiplying. There are a number of distinct indications of amplification that people utilize. The "x" sign represents the most typical, however, other symbols like the "*" sign are also occasionally used.
Tyshawn spent $23.00 on 23 chicken wings.
Therefore in $1 the chicken wings that can be brought will be
= 23 /23
= 1
As he spent $3.00 on the chicken wings then the quantity that he has brought will be
= $3 * 1
= 3
The number of chicken wings that were brought was 3.
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A teacher is calculating the marks for the students in her Data Management class. She assigns the following values to each category. Knowledge: 25% Application: 20% Thinking: 10% Culminating Project: 15% Final Exam: 15% Communication: 15% Kyle has not yet written his final exam, but his marks in the first five categories are 90, 79, 82, 70, and 85. a) Determine the weighted mean for Kyle before the final exam. b) How does this weighted mean differ from the unweighted mean?
Weighted Mean = (90 × 25% + 79 × 20% + 82 × 10% + 70 × 15% + 85 × 15%) / (25% + 20% + 10% + 15% + 15%)
Unweighted Mean = (90 + 79 + 82 + 70 + 85) / 5
One student, Kyle, hasn't taken his final exam yet, but his marks in the first five categories are 90, 79, 82, 70, and 85. This problem requires determining the weighted mean for Kyle before the final exam and comparing it to the unweighted mean.
To calculate the weighted mean for Kyle before the final exam, we need to multiply each category's mark by its corresponding weight, sum them up, and divide by the total weight. For Kyle, the weighted mean would be calculated as follows:
Weighted Mean = (Knowledge × 25% + Application × 20% + Thinking × 10% + Culminating Project × 15% + Final Exam × 15% + Communication × 15%) / (Total Weight)
However, since Kyle hasn't written his final exam yet, we can exclude the Final Exam mark and its weight from the calculation. The weighted mean would then be:
Weighted Mean = (90 × 25% + 79 × 20% + 82 × 10% + 70 × 15% + 85 × 15%) / (25% + 20% + 10% + 15% + 15%)
To find the difference between the weighted mean and the unweighted mean, we need to calculate the unweighted mean by simply taking the average of the marks in the first five categories:
Unweighted Mean = (90 + 79 + 82 + 70 + 85) / 5
By comparing the weighted mean and the unweighted mean, we can evaluate how much the inclusion of weights for different categories affects Kyle's overall mark.
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Use substitution to find the solution of the system of equations 4x+3y=7 and 3x+5y=8?
The solution to the system of equations is x = 1 and y = 1.
To solve the system of equations using substitution, we start by solving one equation for one variable and substituting it into the other equation. Given the system of equations:
1) 4x + 3y = 7
2) 3x + 5y = 8
We can solve equation 1 for x:
4x = 7 - 3y
x = (7 - 3y)/4
Now, substitute this expression for x into equation 2:
3((7 - 3y)/4) + 5y = 8
Simplify the equation:
(21 - 9y)/4 + 5y = 8
Multiply both sides by 4 to eliminate the fraction:
21 - 9y + 20y = 32
Combine like terms:
11y = 11
Divide both sides by 11:
y = 1
Now, substitute the value of y back into equation 1 to solve for x:
4x + 3(1) = 7
4x + 3 = 7
4x = 7 - 3
4x = 4
x = 1
Therefore, the solution to the system of equations is x = 1 and y = 1.
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BRAINLIEST For the fastest answer
Hello I need help on this math question
Answer:
Choice a 10 cm
Step-by-step explanation:
Volume of a sphere; 4/3 x 3.14(r^3)
Since we dont know the radius aka r, we can put in the different values until we get what we are looking for :)
!!!used an online calculator for this!!!
Choice a: 4188.79
Choice b: 50965.01
Choice c: 38792.39
Choice d: 5575.2
Since none of the answers are coming out as 4846.59, I would go with the closest one, choice a.
I really hope this helps!!
Please rate!!
Have a wonderful day!!
Round the number to the place of the underlined digit. 4.327
Answer:
Tenths -- 4.3
Hundredths -- 4.33
Thousandths -- 4.327
Ones -- 4
Step-by-step explanation:
m9 times m divide by m5
Answer:
Step-by-step explanation:
m×m×9÷m×5=m9/5
Find the area in quare centimeter of a rectangular orchard 3. 28m long and 75mm wide
Answer:
24.6 cm^2
Step-by-step explanation:
3.28m = 328 cm
75mm = 0.075 cm
Area of rectangle: L x W
328 times 0.075 = 24.6 cm^2
Martha works on a farm. She can pick 122 pounds of strawberries a day. She gets
paid $12 a pound. How much money does she earn in a day?
Answer:
1464
Step-by-step explanation:
12x122=1464