Answer:
2
Step-by-step explanation:
18 + 18 = 36
36 + 24 = 60
60 + 18 = 78
78 + 24 = 102
102 + 18 = 120
There are two total long-sleeve shirts and four total short-sleeve shirts.
How do you write an equation from a statement?Statements to Equations Conversion and the Other Way Around
First, carefully read the sentence.Step 2: A value that is unknown or has to be located is designated as a variable, such as x, y, a, or b.Step 4: The expressions are created in accordance with the guidelines provided in the questions.Cost of 1 short-sleeve shirt: $18.
Cost of one long-sleeve shirt: $24.
Purchase 2 more short-sleeve shirts than long-sleeve shirts, and the total cost will be $120.
Assuming 2 long sleeves and 4 short sleeves, we get 120, or 2*24 + 4*18 = 120.
He purchased two long-sleeve shirts and four short-sleeve shirts after the condition was met.
Additionally, the requirement of 2 more short-sleeve shirts than long-sleeve shirts is met.
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The sum of 110 and a number
is five times that number
minus 10. What is the
number?
Answer: Let the number = x
5x+10 = 120
Or, 5x = 120 - 10
Or, 5x = 110
Or, x = 110/5
Or, x = 2
Step-by-step explanation:
What is the volume of the solid? Let π=3.14
Answer:
V = 7234.56 km^3
Step-by-step explanation:
The volume of a sphere is given by
V = 4/3 pi r^3
V = 4/3 (3.14) (12)^3
V = 7234.56 km^3
Answer:
7234, 56 km³
Step-by-step explanation:
π×R³×4/3=3.14×1728×4/3=7234, 56 km³
HELP MARK AS BRAINLIST
Answer:
12 square units
Step-by-step explanation:
formula= a+b/2×h
a=2
b=6
h=3
the answer will be = 2+6/2×3
=8/2×3
=4×3
=12
Answer:
17 square units i think
Help me please I suck at this
Answer:
Radius is 4.2
Diameter is 8.4
Step-by-step explanation:
diameterd=2r
d=2×4.2
d=8.4
Plz mark as brainllest
Answer:
The answer for radius is 4.2 cm. The answer for diameter is 8.4 cm.
Step-by-step explanation:
If the line cuts halfway through the middle it is a radius, as you can see there. It says 4.2 cm, so that's your radius. If the line is straight through the circle and not cut in half then it is a diameter. The radius is half of the diameter. So if you add 4.2 or multiply 4.2x2 then you get 8.4 which is your diameter.
nis problem you will calculate the area between f(x)=9x 3
and the x-axis over the interval [0,3] using a limit of right-endpoint Riemann sums: Area =lim n→[infinity]
(∑ k=1
n
f(x k
)Δx). Express the following quantities in terms of n, the number of rectangles in the Riemann sum, and k, the index for the rectangles in the Riemann sum. Δx= b. Find the right endpoints x 1
,x 2
,x 3
of the first, second, and third subintervals [x 0
,x 1
],[x 1
,x 2
],[x 2
,x 3
] and express your answers in terms of n. x 1
,x 2
,x 3
= (Enter a comma separated list.) c. Find a general expression for the right endpoint x k
of the k th subinterval [x k−1
,x k
], where 1≤k≤n. Express your answer in terms of k and n. x k
=k( n
3
) d. Find f(x k
) in terms of k and n. f(x k
)= n 3
24Sk 3
e. Find f(x k
)Δx in terms of k and n. f(x k
)Δx= n 4
729k 3
f. Find the value of the right-endpoint Riemann sum in terms of n. ∑ k=1
n
f(x k
)Δx= g. Find the limit of the right-endpoint Riemann sum. lim n→[infinity]
(∑ k=1
n
f(x k
)Δx)=
a) The width of each subinterval is Δx = (3 - 0) / n = 3/n.\, b) The right endpoints of the first, second, and third subintervals are: x1 = 0 + Δx = Δx, x2 = x1 + Δx = 2Δx, x3 = x2 + Δx = 3Δx
The width of each subinterval is Δx = (3 - 0) / n = 3/n, b) The right endpoints are x3 = x2 + Δx = 3Δx, c) The general expression for the right endpoint of the kth subinterval is: xk = kΔx = k(3/n), d) f(xk) = 9(xk)^3 = 9(k(3/n))^3 = 9(27k^3/n^3) = (243k^3/n^3), e)f(xk)Δx = (243k^3/n^3) * (3/n) = (729k^3/n^4), f) ∑ (k=1 to n) f(xk)Δx = ∑ (k=1 to n) (729k^3/n^4), g) lim (n→∞) ∑ (k=1 to n) (729k^3/n^4) = ∫[0, 3] 9x^3 dx
To calculate the area between the function f(x) = 9x^3 and the x-axis over the interval [0, 3] using a limit of right-endpoint Riemann sums, we need to break the interval into n subintervals of equal width.
a. The width of each subinterval is Δx = (3 - 0) / n = 3/n.
b. The right endpoints of the first, second, and third subintervals are:
x1 = 0 + Δx = Δx
x2 = x1 + Δx = 2Δx
x3 = x2 + Δx = 3Δx
c. The general expression for the right endpoint of the kth subinterval is:
xk = kΔx = k(3/n)
d.To find f(xk), we substitute xk into the function f(x):
f(xk) = 9(xk)^3 = 9(k(3/n))^3 = 9(27k^3/n^3) = (243k^3/n^3)
f(xk)Δx is obtained by multiplying f(xk) by Δx:
f(xk)Δx = (243k^3/n^3) * (3/n) = (729k^3/n^4)
The value of the right-endpoint Riemann sum can be expressed as the sum of f(xk)Δx for each k:
∑ (k=1 to n) f(xk)Δx = ∑ (k=1 to n) (729k^3/n^4)
To find the limit of the right-endpoint Riemann sum as n approaches infinity, we evaluate the sum:
lim (n→∞) ∑ (k=1 to n) (729k^3/n^4) = ∫[0, 3] 9x^3 dx
The limit of the right-endpoint Riemann sum is equal to the definite integral of the function f(x) = 9x^3 over the interval [0, 3], which represents the area between the curve and the x-axis.
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Complete the given diagram by dragging expressions to each leg of the triangle. Then, correctly complete the equation Not all expressions will be used. Then correctly complete the equation to derive the distance, d.
What we have here in the picture is a graph of a segment. The goal is to find the segment's length, which we can do by using the distance formula:\(d^2=\left(x_2-x_1\right)^2-\left(y_2-y_1\right)^2\).
What is graph?
A graph is a structure that resembles a set of items in discrete mathematics, more especially in graph theory, in which certain pairs of the objects are conceptually "connected." The items are represented by mathematical abstractions known as vertices, and each pair of connected vertices is referred to as an edge.
Note that the distance between two points is equal to the length of the line segment that joins them.
So now we already have answers for two of the boxes.
The difference in the x-coordinates gives us the horizontal distance between the two points, while the difference in the y-coordinates gives us the vertical distance between the points.
So, the other two boxes should contain:
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please help me with this, very important kuhdfeyjehfskjb 20 points
Formula for volume of a rectangular prism
Volume = length * width * height
Volume = 4 * 2 * 3
Volume = 24 cubic cm
I hope this helps :)
Workout value of x and why
The value of x, considering the similar triangles in this problem, is given as follows:
4.5 cm.
What are similar triangles?Two triangles are defined as similar triangles when they share these two features listed as follows:
Congruent angle measures, as both triangles have the same angle measures.Proportional side lengths, which helps us find the missing side lengths.Considering that y = 53º, the proportional relationship for the side lengths in this problem is given as follows:
x/9 = 3/6.
Applying cross multiplication, the value of x is obtained as follows:
6x = 27
x = 27/6
x = 4.5 cm.
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Find the H.C.F of the following numbers by the prime factorization method
a)18 and 27
b)35and 75
c)144and 360
d)30,40and45
e)144,384and432
Answer:
Step-by-step explanation:
is a 18 and 27 yes to the following question
a) 18 = 2 x 3^2
27 = 3^3
-> HCF = 3^2 = 9
b) 35 = 5 x 7
75 = 3 x 5^2
-> HCF = 5
c) 144 = 2^4 x 3^2
360 = 2^3 x 3^2 x 5
-> HCF = 2^3 x 3^2 = 72.
d) 30 = 2 x 3 x 5
40 = 2^3 x 5
45 = 3^2 x 5
-> HCF = 5
e) 144 = 2^4 x 3^2
384 = 2^7 x 3
432 = 2^4 x 3^3
-> HCF = 2^4 x 3 = 48.
A circle has an area of 153.86 in.? Tia solves the equation as shown below to find the radius of the circle. What is the diameter of the circle? 1st Step: 153.86 = 314rr 2nd Step:49 = rr< Seven times 3.14 3.14 itself is 49! r = 7
Answer:
The answer would be 14
Step-by-step explanation:
To find the diameter you take the redius and times it by 2
A piece of string is 120 centimeters long.
How long would the piece of string measure in meters?.
Answer:
1.2m
Step-by-step explanation:
1 meter = 100 cm
120cm * (1m/100cm) = 1.2m
help please anybody plzzzzzz hel[p
Answer:
1
Step-by-step explanation:
.75-.25 is .5
1/2 is equal to .5 so .5 +.5 is 1
Answer:
0.75 - 0.25 + 1/2
convert the decimals to fractions
that's
0.75 = 3/4
0.25 = 1/4
We get
3/4 - 1/4 + 1/2
Find the common denominator which is 4
3/4 - 1/4 + 1/2 = 3 - 1 + 2 / 4
=4/4
= 1
The final answer is 1
Hope this helps
Let f(x) =4x-1 and g(x)=2^x+3. Find (f-g) (5)
Answer:
\(-16\)
Step-by-step explanation:
\(f(5)=4(5)-1=19 \\ \\ g(5)=2^5+3=35 \\ \\ (f-g)(5)=f(5)-g(5)=19-35=-16\)
What is the remainder when 69,694 is divided by 93?
Answer:
37
hope this helps :3
37 is the remainder when 69,694 is divided by 93
What is Division?A division is a process of splitting a specific amount into equal parts.
We have to find the remainder when 69,694 is divided by 93
The number which is getting divided here is called the dividend.
69694 is dividend
The number which divides a given number is the divisor.
93 is the divisor.
the number which we get as a result is known as the quotient.
The divisor which does not divide a number completely produces a number, which is referred to as remainder.
69694 can be written as (69657+37)
69657 is divisible completely by 93 and the remainder is 37.
Hence, 37 is the remainder when 69,694 is divided by 93
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As runners in a marathon go by, volunteers hand them small cone shaped cups of water. The cups have the dimensions shown. Abigail sloshes \dfrac23 3 2 start fraction, 2, divided by, 3, end fraction of the water out of her cup before she gets a chance to drink any. What is the volume of water remaining in Abigail's cup?
Answer:
Volume of water remaining in Abigail's cup = 25.12 cm³
Step-by-step explanation:
As runners in a marathon go by, volunteers hand them small cone shaped cups of water. The cups have the dimensions radius 3 cm and height 8 cm. Abigail sloshes 2/3 of the water out of her cup before she gets a chance to drink any. What is the volume of water remaining in Abigail's cup? Use 3.14 for Pi
Volume of a cone cup = πr²h/3
Radius, r = 3 cm
Height, h = 8 cm
Pi, π = 3.14
Volume of a cone cup = πr²h/3
= (3.14 * 3² * 8) / 3
= (3.14 * 9 * 8) / 3
= 226.08 / 3
= 75.36 cm³
Abigail sloshes 2/3 of the water out of her cup.
What is the volume of water remaining in Abigail's cup
Volume of water Abigail slosh = 2/3 of 75.36 cm³
= 2/3 * 75.36
= 150.72 / 3
= 50.24 cm³
Volume of water remaining in Abigail's cup = Volume of water in the cup - Volume of water Abigail slosh
= 75.36 cm³ - 50.24 cm³
= 25.12 cm³
Volume of water remaining in Abigail's cup = 25.12 cm³
Answer:
25.12
Step-by-step explanation:
I checked in khan
Amy gave the cashier $60 to pay for 3 giant dog pillows. The cashier gave her $6.15 in change. Each dog pillow cost the same amount.
What is the cost in dollars and cents for each dog pillow?
The cost in dollars and cents for each dog pillow is $17.95
What is the total cost of 3 giant dog pillows?
The total cost of the 3 giant dog pillows is determined as the amount Amy gave the cashier minus the change the cashier handed to Amy, in essence, the cost in dollars and cents for each dog pillow can now be computed the total cost of the 3 giant dog pillows divided by the number of dog pillows purchased
total cost for 3 giant dog pillows=total cost of amount given to cashier change received
total cost of amount given to cashier=$60
change received=$6.15
total cost for 3 giant dog pillows=$60-$6.15
total cost for 3 giant dog pillows=$53.85
cost per dog pillow=total cost for 3 giant dog pillows/number of dog pillows purchased
cost per dog pillow=$53.85/3
cost per dog pillow=$17.95
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How can you write an equation to solve a problem
Answer: a nn nn n nn n nn n n n n n n n n n n n n n
eginning work in process was 6,000 pounds ( 60% processed), 102,000 pounds were started, 96,000 pounds were transferred out, and ending work in process was 90% processed. alculate equivalent units for the Compounding Department for August 2016
In August 2016, the Compounding Department had 6,000 equivalent units for the beginning work in process and 102,000 equivalent units for the units started. The total equivalent units were 108,000.
To calculate the equivalent units, we consider the work in process at the beginning and the units started during the period. The beginning work in process was 6,000 pounds at 60% processed, which gives us 6,000 x 0.60 = 3,600 equivalent units. The units started were 102,000 pounds, which are considered 100% processed, resulting in 102,000 equivalent units.
Adding the equivalent units from the beginning work in process and the units started, we get a total of 3,600 + 102,000 = 105,600 equivalent units. However, since the ending work in process was 90% processed, we need to multiply it by 0.90 to calculate the additional equivalent units. This gives us 96,000 x 0.90 = 86,400 equivalent units. Finally, we add the additional equivalent units to the total, resulting in 105,600 + 86,400 = 192,000 equivalent units for the Compounding Department in August 2016.
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The accompanying the boxplot shows the fuel economy ratings for 67 subcompact cars with the same model year. some summary statistics are also provided. the extreme outlier is an electric car whose electricity usage is equivalent to 112 miles per gallon. if that electric car is removed from the data set, how will the standard deviation be affected? the iqr?
The IQR would remain unaffected.
The Standard deviation is a measure of how much the individual values in a data set differ from the mean. The formula to calculate the standard deviation is:
SD = √(∑(x-mean)2/n)
Where, x = an individual value in the data set, n = total number of values in the data set and mean = average of the data set.
In the given data set, with the electric car being removed, the total number of values in the data set would reduce from 67 to 66. Therefore, the standard deviation would be calculated using the formula with 66 in place of n.
The interquartile range (IQR) is the difference between the third quartile and the first quartile. The formula to calculate the IQR is:
IQR = (Q3-Q1)
Where, Q3 = third quartile and Q1 = first quartile.
In the given data set, with the electric car being removed, the values of both the quartiles would remain unaffected as the extreme outlier is removed from the data set and the quartiles are calculated using the values from the middle 50% of the data set. Therefore, the IQR would remain unaffected.
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please help me out with this I will give brainliest if the answer is right
Answer:
60 cm
Step-by-step explanation:
The perimeter of a polygon means adding up all the side lengths.
In this case, we need to add up 13, 12, 8, 8, and 19
Adding all of these gets us 60
the manager of a paint supply store wants to determine if the mean amount of paint contained in 1- gallon cans purchased from a nationally known manufacturer is actually more than 1-gallon. it is known that for this manufacturer the population standard deviation of the amount of paint is equal to 0.01 gallons. a random sample of 55.0 cans is selected, and the mean amount of paint per 1-gallon can is 0.987 gallons. use a significance level of 0.05. is (are) the critical region(s) for this test in the left tail, right tail, or both tail(s)?
In this case, the critical region will be in the right tail.
To answer this question, you need to conduct a hypothesis test to determine whether the mean amount of paint in 1-gallon cans from this manufacturer is significantly different from 1 gallon. The null hypothesis for this test is that the mean amount of paint in 1-gallon cans from this manufacturer is equal to 1 gallon, and the alternative hypothesis is that it is greater than 1 gallon.
To determine the critical region(s) for this test, you need to decide on the significance level, which is given as 0.05. This means that you will reject the null hypothesis if the test statistic falls in the critical region with a probability of less than 0.05.
In this case, since the alternative hypothesis is that the mean amount of paint in 1-gallon cans is greater than 1 gallon, the critical region will be in the right tail. This means that you will reject the null hypothesis if the test statistic falls in the right tail with a probability of less than 0.05.
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se the given information to answer the following questions. center (1,−3,3), radius 5 (a) Find an equation of the sphere with the given center and radius. (b) What is the intersection of this sphere with the xz-plane? , y=0
An equation of the sphere is (x - 1)^2 + (y + 3)^2 + (z - 3)^2 = 25.(x - 1)^2 + (z - 3)^2 = 16 This equation represents a circle in the xz-plane with center (1, 3) and radius 4.
(a) To find an equation of the sphere with center (1, -3, 3) and radius 5, we can use the formula for the equation of a sphere:
(x - h)^2 + (y - k)^2 + (z - l)^2 = r^2
where (h, k, l) is the center of the sphere and r is the radius.
Substituting the given values, we have:
(x - 1)^2 + (y + 3)^2 + (z - 3)^2 = 5^2
Expanding and simplifying, we get:
(x - 1)^2 + (y + 3)^2 + (z - 3)^2 = 25
So, an equation of the sphere is (x - 1)^2 + (y + 3)^2 + (z - 3)^2 = 25.
(b) To find the intersection of the sphere with the xz-plane (y = 0), we substitute y = 0 into the equation of the sphere:
(x - 1)^2 + (0 + 3)^2 + (z - 3)^2 = 25
Simplifying, we have:
(x - 1)^2 + 9 + (z - 3)^2 = 25
(x - 1)^2 + (z - 3)^2 = 16
This equation represents a circle in the xz-plane with center (1, 3) and radius 4.
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The cost for a pack of 18 pens is $3.24 Find the unit price in dollars per pen. If necessary, round your answer to the nearest cent.
Answer:
Each pen cost 0.18 cents
Step-by-step explanation:
3.24/18=0.18
A boat travels 196 miles in 12 hours (with a constant speed). How much time will it take traveling 427 miles?
Find the Fundamental Counting Principle, choosing from 3 sizes of bottled water and from distilled, filtered, or spring water.
The Fundamental Counting Principle, choosing from 3 sizes of bottled water and from distilled, filtered, or spring water is 9 ways.
What is fundamental counting principle?The Basic Counting Principle is a technique used in mathematics, more especially in probability theory and combinatorics, to determine how many combinations of options, items, or outcomes are possible. The Rule of Multiplication, the Product Rule, the Multiplication Rule, and the Basic Counting Rule are some of its alternate names.
It has a connection to the Sum Rule, often known as the Rule of Sum, which is a fundamental counting method used to calculate probabilities.
According to the Basic Counting Principle, if a decision or event has a potential result or set of options, and a different decision or event has b possible outcomes or choices, then the sum of all the unique combinations of outcomes for the two is ab.
Using the fundamental counting principle, if an event occurs in m ways and another event occurs in n ways then the total occurrence is given as (m)(n).
Given that,
m = 3 for choosing between sizes.
n = 3 for distilled, filtered, or spring water.
Thus, the total number of occurrence is given as:
T = (3) (3) = 9
Hence, the Fundamental Counting Principle, choosing from 3 sizes of bottled water and from distilled, filtered, or spring water is 9 ways.
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Choose the choice that is equivalent to the following: 0.25
determine the angular velocity of the gear and the velocity of its center o at the instant shown
For the angular velocity of the gear, you'll need to gather relevant information about the gear, calculate the linear velocity, and use the formula = v / r. The velocity of the center "O" is always 0 as it does not move linearly.
To determine the angular velocity and the velocity of the center 'O' of the gear at the given instant, you will need to follow these steps:
Step 1: Identify the relevant information.
First, gather information about the gear, such as its radius, the speed at which it is rotating, and any other relevant details. To determine the angular velocity of the gear and the velocity of its center at the instant shown, we need to know the radius of the gear and the speed of its rotation. The angular velocity of the gear can be calculated by dividing the speed of rotation by the radius of the gear. The velocity of the center of the gear can be calculated by multiplying the angular velocity by the radius of the gear.
Step 2: Calculate the angular velocity.
Angular velocity () can be calculated using the formula = v / r, where 'v' is the linear velocity at the edge of the gear and 'r' is the radius of the gear.
Step 3: Find the linear velocity at the edge of the gear.
This can typically be given or can be determined based on the information provided.
Step 4: Calculate the angular velocity.
Plug the values of linear velocity (v) and radius (r) into the formula = v / r to find the angular velocity.
Angular velocity = (speed of rotation) / (radius of gear)
Velocity of center = (angular velocity) x (radius of gear)
Step 5: Determine the velocity of the center 'O'
Since the center 'O' of the gear is the point around which the gear rotates, its velocity is 0, as it does not move linearly.
In summary, to find the angular velocity of the gear, you'll need to gather relevant information about the gear, calculate the linear velocity, and use the formula = v / r. The velocity of the center "O" is always 0 as it does not move linearly.
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What are the coordinates of the pre image of f (-2,4) (4,2) 2,-4
The coordinates of the pre-image of F include the following: A. (-2, 4).
What is a reflection across the x-axis?In Mathematics, a reflection across the x-axis would maintain the same x-coordinate while the sign of the y-coordinate changes from positive to negative.
Furthermore, a reflection across the line y = -x would interchange (switch) the x-coordinate and y-coordinate in order to form a negative inverse of the parent function and this is given by this transformation rule:
(x, y) → (y, x)
Ordered pair F = (4, -2) → Ordered pair F' = (-2, 4).
In conclusion, we can reasonably infer and logically deduce that the coordinates of the pre-image of F after a reflection across the line y = -x are (-2, 4).
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Arrange the expressions in increasing order of their values.
< <
Answer:
10⁰×10¹-1¹⁰ < 10⁰×10¹×1¹⁰ < 10⁰+10¹×1¹⁰ < 10⁰+10¹+1¹⁰
Step-by-step explanation:
10⁰×10¹-1¹⁰ = 9
10⁰×10¹×1¹⁰ = 10
10⁰+10¹×1¹⁰ = 11
10⁰+10¹+1¹⁰ = 12
PLS HELP. What is the frequency of the numbers 6-10?
The cumulative frequency of the numbers 6-10 is thus 2 + 0 + 1 + 1 + 0 = 4.
How to calculate the frequency of the number?To determine the frequency of the numbers 6-10 in this stem-and-leaf plot, examine the second row, which has a stem of 1 and leaves of 0 0 2 3 6 6. This row displays the digits 10, 10, 12, 13, 16, and 16, which correspond to 6 students who sold between ten and nineteen lollipops.
Because 2 of these 6 pupils sold exactly six lollipops (represented by leaf 06), the frequency of the number six is two.
There are no students who sold 7 lollipops exactly.
Because one kid sold exactly eight lollipops (represented by the leaf 08), the number 8 has a frequency of one.
One student sold exactly nine lollipops (represented by the number 9) As a result, the frequency of the number 9 is 1.
Zero students sold a total of ten lollipops.
The cumulative frequency of the numbers 6-10 is thus 2 + 0 + 1 + 1 + 0 = 4.
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