Thus coordiante of point H is(4,6)
The Midpoint Formula: The midpoint of two points,
(x1,y1) and (x2,y2) is the point
M=(x1+x2)/2 and (y1+y2)/2
(2+x2)/2=3
(6+y2)/2=6
solving above equation
x2=4
y2=6
Thus coordiante of point H is(4,6)
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The dot plots show the heights of boys and girls at a summer camp. Heights of Boys and Girls at Camp 2 dot plots with number lines going from 40 to 60. A plot is titled Boy's Heights. There are 0 dots above 40, 1 above 41, 3 above 44, 3 above 46, 2 above 48, 3 above 50, 4 above 52, 4 above 54, and 0 above 56, 58, and 60. A plot is titled Girl's Heights. There are 0 dots above 40 and 41, 2 dots above 44, 3 above 46, 1 above 48, 3 above 50, 4 above 52, 3 above 54, 4 above 56, and 0 above 58 and 60. Which is a true statement for most of the data in each plot? Most of the data in each plot are greater than 48. Most of the data in each plot are less than 48. Most of the data in each plot are around 52. Most of the data in each plot are around 54. Mark this and return
Most of the data in each plot are greater than 48.
How to determine the correct option?1. Boy's Heights.
Using the information you can create a frequency table:
Height Frequency
40 0
41 1
44 3
46 3
48 2
50 3
52 4
54 4
56 0
58 0
60 0
======
20 boys
2. Girl's Heights.
Similarly, create your frequency table:
Height Frequency
40 0
41 0
42 0
44 2
46 3
48 1
50 3
52 4
54 3
56 4
58 0
60 0
======
20 girls
Most of the data in each plot are greater than 48.
Count the dots or add the frequencies from the tables.
For boys, the frequency of points greater than 48 is: 3 + 4 + 4 = 11 which is more than half (there are 20 dots).
For girls, the frequency of points greater than 48 is: 3 + 4 + 3 + 4 = 14, which is also more than half.
Hence, it is correct that most of the data in each plot are greater than 48.
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3-gallon bottle of fabric softener costs $18.00. What is the price per quart? ( 1 gallon = 4 quarts)
In which quadrant is the RED point?
This was due last week! HEEEEEEELP
Answer:
4th quadrant is the red point..
Can someone please explain this math problem to me? I keep redoing it but I don't understand. The problem is 5.6 ÷ 16. I keep getting the answer 9 r2 by dividing 5.6 by 10 to get .56 then I do 56 ÷ 6 and I got 9 r2. I E-mailed my teacher, they said there is no remainder. I just don't understand how.
Answer:
I agree with Derek and disagree with What if you want to do it the long way and use the distributive property and distribute the 2 first? You would do: 8 / (4+4) = 1.
Or does the distributive property suddenly no longer apply?
That's what I would say proves that 1 is correct.
I trust Morgan because she's had a math class this decade.
Wikipedia says you hate America if you get 16.
Step-by-step explanation:
Wanna chat add me as a friend OR COME TO SANP (ADAMBELAL839)
Answer:
0.56
Step-by-step explanation:
5.6 ÷ 10
When dividing by ten, move the decimal point one position to the right:
0.56
That is your answer because you were Dividing by Ten and so the worth of that number is lowered by ten or one decimal position.
Hope this helps!
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Please help this is a big test!
A website is having a sale, and all items are 25% off the original price,p.
Which expressions can be used to find the price of an item after the discount?
Select all that apply.
0.75p
1.25p
p - 25
p - 0.25p
0.01p*75
Answer:
p - 0.25p
1.25p
is it possible to choose (2n 1)^2 points in the disc of radius n such that the distance between any two of them is greater than 1?
Answer: its (4f 5) ^3
Step-by-step explanation:
The weight of a dog in pounds can be modeled by the function f(n) where n is the number of months that have passed: f(n) = 8+3n use the function to complete the table shown
For my midterm lol
Answer:
0 = 8
5 = 23
14 = 50
Step-by-step explanation:
f(n)= 8+ 3n
when n=0
f(0)= 8+ 3(0)
f(0)= 8+0
f(0)= 8
when n=5
f(5)= 8+ 3(5)
f(5)= 8+ 15
f(5)= 23
f(n)= 50
f(n)= (50- 8)÷ 3
f(n)= 42÷3
f(n)=14
so n=14
help pweaz someone I need help and fast
Brand A has a box of 36 spoons for $1.54. Brand B has a box of 48 spoons for $1.66. What’s the unit price for each brand?
Answer:
brand a is $0.04 Brand b is $0.03
Step-by-step explanation:
cost of the box /number of spoons = unit price
Answer:
Brand A=$0.04 Brand B=$0.03 per spoon
Step-by-step explanation:
Brand A: 1.54/36 =0.04 Divide the price by the number of spoons to get the price per spoon, or unit price
Brand B: 1.66/48 =0.03 Do the same thing for Brand B.
if the toss of a coin comes down heads, you win a dollar. if it comes down tails, you lose fifty cents. how much would you expect to earn after 20 tosses? enter your answer rounded to two decimal places.
The expected value of winning a dollar when the coin comes down heads is:
Earnings from heads = 1 * 0.5 = 0.5
The expected value of losing fifty cents when the coin comes down tails is:
Earnings from tails = -0.5 * 0.5 = -0.25
The expected value of earnings for one toss is:
Earnings per toss = Earnings from heads + Earnings from tails = 0.5 - 0.25 = 0.25
Therefore, the expected earnings for 20 tosses is:
Expected earnings for 20 tosses = 20 * Earnings per toss = 20 * 0.25 = 5
So, you would expect to earn $5 after 20 tosses.
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3. A leaking tap drips water at 0,5 ml/sec. Convert this rate to l/h.
Answer: 1.8 L/h
Step-by-step explanation:
To convert the rate of water dripping from a tap from millilitres per second (ml/sec) to litres per hour (L/h), we need to use conversion factors.
Step 1:
First, let's convert the rate from millilitres per second to litres per second.
There are 1000 millilitres in a litre, so we can divide the rate in millilitres per second by 1000 to get the rate in litres per second:
\(\LARGE \boxed{\textsf{0.5 ml/sec $\div$ 1000 = 0.0005 L/sec}}\)
Step 2:
We can convert the rate from litres per second to litres per hour. There are 3600 seconds in an hour, so we can multiply the rate in litres per second by 3600 to get the rate in litres per hour:
\(\LARGE \boxed{\textsf{0.0005 L/sec $\times$ 3600 = 1.8 L/h}}\)
Therefore, the rate of water dripping from the tap is 1.8 L/h.
----------------------------------------------------------------------------------------------------------
13/60 of the students surveyed are 10th graders who had a job.
The first option is correct because 0.14 represents that if a student is a 10th grader, there is a 14% chance he or she has a job.
What is a conditional relative frequency table?It is a special type of frequency table that shows relationships between two categories.
here, we have,
From the given table it is clear that 0.14 is the probability of getting a job if a student is a 10th grader,
Option B is incorrect, stating there is a 14% chance a student is a 10th grader if he/she has had a job because we do not know the number of students.
Option C is also incorrect stating that 14% of the students surveyed are 10th graders who have a job because we do not know the total number of students.
Option D is also incorrect because we do not know the number of students.
Therefore, First option is correct because 0.14 represents that if a student is a 10th grader, there is a 14% chance he or she has a job.
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Santos cuts a length of ribbon into 2-inch long pieces. He has enough ribbon to make 10 pieces. What is the total length of the ribbon that Santos has? Use the equation x/2=10.
find the average rate of change of the function f ( x ) = 6 3 x 6 , on the interval x ∈ [-3,5]. average rate of change = give an exact answer.
The average rate of change of the function f(x) = 6x^6 on the interval [-3, 5] is given by:
(avg. rate of change) = [f(5) - f(-3)] / [5 - (-3)]
First, let's calculate the values of f(5) and f(-3):
f(5) = 6(5)^6 = 6(15,625) = 93,750
f(-3) = 6(-3)^6 = 6(729) = 4,374
Substituting these values into the formula, we get:
(avg. rate of change) = (93,750 - 4,374) / (5 - (-3))
(avg. rate of change) = 89,376 / 8
Therefore, the average rate of change of f(x) on the interval [-3, 5] is:
(avg. rate of change) = 11,172
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Solve the inequality 61 + 14c > 600.
Answer:
c > 38.5
Step-by-step explanation:
14c > 600 - 61
14c > 539
c > 38.5
A single card is drawn at random from a standard 52 card deck. Work out the following probabilities in their simplest form: P(7) = P(not 7) =
Answer:
\(1) \frac{1}{13} \\ 2) \frac{12}{13} \)
Step-by-step explanation:
to understand thisyou need to know about:simple probabilityPEMDAStips and formulas:there are 4 "7" cards in a decklet's solve:according to the question
P(7)=4/52P(7)=1/13according to the question
P(not 7)=1-\(\frac{1}{13}\)P(not 7)=12/13Answer:
no of 7=4
total no of card =52
total not no.7=52-4=48
Step-by-step explanation:
probability of getting 7=4/52=1/13
probability of not getting 7=48/52=12/13
Find the surface area of a square pyramid whose base is 12 in. On a side; each of its four triangular faces has a base length of 12 in. And a height of 10 in
The surface area of a square pyramid, we need to add the area of each of its faces. In this case, we have four triangular faces and one square base. Let's start by finding the area of the square base. So, the surface area of the square pyramid is 384 square inches.
To find the surface area of a square pyramid, we need to add the area of each of its faces. In this case, we have four triangular faces and one square base
The area of a square is given by the formula A = s^2, where s is the length of a side. In this case, the base of the pyramid has a side length of 12 in, so its area is:
A = 12^2
A = 144 sq in
Now let's find the area of each triangular face. The formula for the area of a triangle is A = 1/2bh, where b is the base length and h is the height. Each triangular face has a base length of 12 in and a height of 10 in, so its area is:
A = 1/2(12)(10)
A = 60 sq in
Since there are four triangular faces, the total area of the triangular faces is:
4 × 60 = 240 sq in
Finally, we can add the area of the base and the area of the triangular faces to get the total surface area of the pyramid:
144 + 240 = 384 sq in
1. Identify the given measurements:
Base length (b) = 12 in
Triangular face base length (tf_b) = 12 in
Triangular face height (tf_h) = 10 in
2. Calculate the surface area of the square base:
Base area (A_base) = b^2 = (12 in)^2 = 144 sq in
3. Calculate the area of one triangular face:
Triangular face area (A_tf) = 0.5 * tf_b * tf_h = 0.5 * (12 in) * (10 in) = 60 sq in
4. Since there are four triangular faces, find the total area of all triangular faces:
Total triangular face area (A_tfs) = 4 * A_tf = 4 * (60 sq in) = 240 sq in
5. Finally, add the base area and the total triangular face area to find the surface area of the pyramid:
Surface area (SA) = A_base + A_tfs = (144 sq in) + (240 sq in) = 384 sq in
So, the surface area of the square pyramid is 384 square inches.
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A firm experiences_______ if inputs are doubled and output more than doubles. diminishing marginal rate of technical substitution diminishing marginal product decreasing returns to scale increasing returns to scale
A firm experiences increasing returns to scale if inputs are doubled and output more than doubles.
When the firm's output grows at a faster rate than the growth in inputs, increasing returns to scale result. In this case, the company experiences economies of scale, which makes it more effective as it grows its production.
The firm is able to boost productivity and efficiency as it expands its scale of operations if inputs are doubled and output more than doubles.
This can be ascribed to a number of things, including specialisation, labour division, the use of capital-intensive technology, discounts for bulk purchases, and spreading fixed costs over a higher output. Lower average costs per unit of output result in higher profitability and competitiveness for the company.
The firm gains a number of benefits from growing returns to scale. First off, it lets the company to benefit from cost savings brought about by economies of scale, allowing it to manufacture goods or services for less money per unit. This may enable more competitive pricing on the market or result in larger profit margins.
Second, raising returns to scale can result in better operational effectiveness and resource utilisation. As the company grows in size, it will be able to use resources more wisely and profit from production volume-related synergies.market prices that are competitive.
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What is the angle relationship? Meaning, what is the angle for this?
I’ll give brainliest to whoever answers right! :)
Answer:
Easy. Alternate interior angle.
Step-by-step explanation:
A sports store sells 92 pairs of swimming flippers per day for $50 each. The owner estimates that for each $3 increase in price, 3 fewer sales are made. What price should be charged to maximize profit?
Let's start by calculating the store's revenue at the current price of $50 per pair of swimming flippers:
Revenue = Price x Quantity Sold = $50 x 92 = $4,600 per day
Now, let's see how changes in the price affect the quantity sold. According to the problem, for each $3 increase in price, 3 fewer sales are made. This means that the demand function is:
Quantity Sold = 92 - 3/3 (Price - $50) = 92 - (Price - $50)
where Price is measured in dollars.
To calculate the store's profit, we need to subtract the cost of producing each pair of swimming flippers from the revenue:
Profit = (Price - Cost) x Quantity Sold
We don't have information about the cost of producing each pair of swimming flippers, so let's assume that it is a constant of $20 per pair. This means that the profit function is:
Profit = (Price - $20) x (92 - (Price - $50)) = (Price - $20) x (-Price + $142)
Expanding the brackets and simplifying, we get:
Profit = -$Price^2 + $122Price - $2840
To find the price that maximizes profit, we need to take the derivative of the profit function with respect to price, and set it equal to zero:
dProfit/dPrice = -$2Price + $122 = 0
Solving for Price, we get:
Price = $61
So, the store should charge $61 per pair of swimming flippers to maximize profit. To verify that this is indeed the maximum, we can take the second derivative of the profit function with respect to price:
d^2Profit/dPrice^2 = -$2
Since this is negative, we know that the profit function is concave down, which means that the critical point we found is indeed a maximum.
problem: a radio tower is located 615 feet from a building. from a window in the building, a person determines that the angle of elevation to the top of the tower is 42 degrees and that the angle of depression to the bottom of the tower is 34 degrees. how tall is the tower in exact form (in terms of the trig functions) and to the nearest integer?
The height of the tower is 969 feet.
Let CD be the tower and A be the point from a window in the building, a person determines that the angle of elevation to the top of the tower is 42 degrees.
In triangle AED
tan42° = ED/AE
tan42° = h₁/615
h₁ = tan42° × 615
= 553.74
Rounding to the nearest integer
h₁ = 554
In triangle AEC
tan34° = EC/AE
tan34° = h₂/615
h₂ = tan34° × 615
= 414.82
Rounding to the nearest integer
h₂ = 415
Height of tower = EC + ED
= h₁ + h₂
= 554 + 415
= 969
Therefore, the height of the tower is 969 feet.
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Describe the end behavior of each function using arrow notation.1. f(x) = -x^3 + 7x^2 - 112. f(x) = -x^3 + 2x + 53. f(x) = 6x^5 - 4x
SOMEBODY!!! HEELLLLLLP if you can help me with one question that's fine!
Step-by-step explanation:
Question 1The 20° angle is equal to the angle next you friend.
since they are interior alternate angles
The height of the ballon is 600 feet
Let x be the missing distance we are looking for
sin20° = 600/x switch x and sin 20° x = 600/ sin 20° x=1754.28≈ 1754 ftso the missing distance is 1754 feet
Question 2Here I represented the situation to visualize the problem
Let h be L be the length of the ladder
sin 30° = 7/L switch L and sin 30°L= 7/sin 30° = 14L = 14 ftso the ladder is 14 ft
Solve for
32 + 2 = 73 – 1
Answer:
34 < 72
Step-by-step explanation:
32 + 2 = 73 - 1
34 = 73 - 1
34 = 72
A regression of yt on xt was conducted and an ADF test on the estimated residuals was performed. The ADF test statistic was found to be -3.10. The Engle-Granger 5% critical value is -3.398 and the ADF 5% critical value -2.86. On the basis of this information, you:
Select one:
a. Do not reject the null hypothesis of no cointegration at the 5% level because -3.398 < -3.10
b. Reject the null hypothesis of no cointegration at the 5% level because - 3.10 < -2.86
c. Reject the null hypothesis of cointegration at the 5% level because -3.398 < -2.86
d. None of these
e. Reject the null hypothesis of no cointegration at the 5% level because -3.398 < -2.86
The correct answer is:
b. Reject the null hypothesis of no cointegration at the 5% level because -3.10 < -2.86
In the given scenario, the ADF test statistic (-3.10) is compared to the ADF 5% critical value (-2.86). If the test statistic is more negative (i.e., lower) than the critical value, it provides evidence to reject the null hypothesis of no cointegration.
Since -3.10 is smaller than -2.86, we can conclude that the estimated residuals from the regression exhibit cointegration at the 5% level. Thus, we reject the null hypothesis of no cointegration.
The other critical value (-3.398) mentioned (Engle-Granger) is not relevant for this decision as it pertains to a different test.
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The cost of petrol rises by 2 cents a liter. last week a man bought 20 liters at the old price. This week he bought 10 liters at the new price. Altogether, the petrol costs $9.20. What was the old price for 1 liter? 34 POINTS I MARK BRAINLIEST!
Answer:
We suppose that a is the old price in cents
the total cost of 9.20 $ equals 920 cents
so we have 20 liters bought with the old price (a) and 10 liters with the new price (a + 2). This is translated into this equation where a is the old price therefore our quest to be answered
20 xa + 10 x (a + 2) = 920 (cents)
20 xa + 10 xa + 20 = 920
30 xa + 20 = 920
30 xa = 920 - 20
30 xa = 900
a = 900: 30
a = 30 (cents)
therefore the old price for 1 liter of petrol is 30 cents
(hope this helps can i plz have brainlist :D hehe)
Step-by-step explanation:
I need the answer for Y please.
Answer:
follow me and answer my question for 50 points
Step-by-step explanation:
Let A and B be events such that P[A]=0.7 and P[B]=0.9
Calculate the largest possible value of.
P (A U B)- P [A ∩ B] a) 0.20
b) 0.34
c) 0.40
d) 0.60
e) 1.60
The formula for the probability of the union of two events A and B is P(A U B) = P(A) + P(B) - P(A ∩ B). Using this formula, we can rearrange the terms to get P(A U B) - P(A ∩ B) = P(A) + P(B) - 2P(A ∩ B).
Substituting the given probabilities, we get:
P(A U B) - P(A ∩ B) = 0.7 + 0.9 - 2P(A ∩ B)
P(A U B) - P(A ∩ B) = 1.6 - 2P(A ∩ B)
To maximize the value of P(A U B) - P(A ∩ B), we need to minimize the value of P(A ∩ B). The largest possible value of P(A ∩ B) is the minimum possible overlap between A and B. In other words, if A and B are completely independent, then P(A ∩ B) = P(A) x P(B) = 0.7 x 0.9 = 0.63.
Substituting this value, we get:
P(A U B) - P(A ∩ B) = 1.6 - 2(0.63)
P(A U B) - P(A ∩ B) = 0.34
Therefore, the largest possible value of P(A U B) - P(A ∩ B) is 0.34. The answer is (b) 0.34.
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T-Shirts & More Print Shop will print any image on a mousepad for a cost of $2 per mousepad and a one-time charge of $12 to set up the mousepad design. Mousepads Plus charges $3 per mousepad and a one-time charge of $6 to set up the design. At how many mousepads will both companies cost the same?
Making the equations equal shows that both companies have the same cost for 6 mousepads.
What are equations?Equations are mathematical statements claiming the equality of two or more mathematical expressions.
Equations are depicted by the equation symbol (=). On the other hand, algebraic or mathematical expressions do not go with the equation symbol.
T-Shirts Shop Mousepads Plus
Fixed charge $12 $6
Variable charge $2 $3
Let the number of mousepads = x
Let the total cost = y
Equations:T-Shirts Shop (Equation 1): y = 12 + 2x
Mousepads Plus (Equation 2): y = 6 + 3x
For the two companies' costs to be the same, both equations will be equal:
12 + 2x = 6 + 3x
2x - 3x = 6 - 12
-x = -6
x = 6
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What type of solution is "x=0" (one solution, no solution, infinite solutions)? Explain.
It is a no solution equation