Rain is falling steadily in Seattle, Washington. After 6 hours, 4 inches of rain has fallen. How many inches of rain will fall in 1 hour?
Answer:
\(\frac{2}{3}\)in
Step-by-step explanation:
4in is the total so if it takes 6 hours. divide 4 by 6 and you get \(\frac{2}{3}\).
Fast way to do this is to write out 4/6 and see they both can divide by 2. then you have the fraction in simplest form.
Which transformation "turns" a figure around a point?
Translation
Dilation
Reflection
Rotation
Answer:
Rotation
Step-by-step explanation:
Rotation is where you rotate a figure about a point on a graph. Reflection would essentially mirror a figure across and axis, translation would move a figure, and dilation woukd change the size of the figure.
Alex invests £3045 into an account that pays 2.25% compound interest per year.
Work out how much Alex will have in the account after 16 years.
Thanks :)
Money in Alex's account after 16 years = \(\boxed{\bold{\color{plum}£4347.11}}\)
○=> Steps to derive correct answer :Money invested by Alex = £3045
Percentage of compound interest per annum = 2.25%
We know that :
\(\tt \: \color{hotpink}A \color{plum} = P {(1 + \frac{r}{n} )}^{nt} \)
In this case :
Principal = £3045
Rate = 2.25% = 0.0025
Number of times interest is compounded per year = 1
Time = 16 years
Which means :
Money Alex will have in the account after 16 years :
\( = \tt3045 ({1 + \frac{ 0.0025}{1} })^{16} \)
\( \color{plum}= \tt £4347.11\)
Therefore, the money in Alex's account after 16 years = £4347.11
10/1 math work again plz help
Answer:
1. y = -0.75x + 2
2. y = -1.8x - 7
3. y = -3x + 3
4. y = -11/7x + 56
5. y = -0.6x + 3
6. y = -2x - 14
7. y = 14x + 7
8. y = 2/8x - 4/3
9. y = x - 6
10. y = -1/3x + 4
Step-by-step explanation:
Question 1
3x + 4y = 8
4y = -3x + 8
y = -0.75x + 2
Question 2
9x + 35 = -5y
5y = -9x - 35
y = -1.8x - 7
Question 3
2y - 6 = -6x
2y = -6x + 6
y = -3x + 3
Question 4
-11x - 7y = -56
7y = -11x + 56
y = -11/7x + 56
Question 5
5y/3 = -(x - 5)
5y = -3(x - 5)
5y = -3x + 15
y = -0.6x + 3
Question 6
-2(2x + y) = 28
-4x - 2y = 28
2y = -4x - 28
y = -2x - 14
Question 7
-14x + y = 7
y = 14x + 7
Question 8
12y = (8x - 48)/3
36y = 8x - 48
y = 2/8x - 4/3
Question 9
(3x - 3y)/2 = 9
3x - 3y = 18
3y = 3x - 18
y = x - 6
Question 10
2x/3 + 4(y - 2) = 0
2x/3 + 2y - 8 = 0
2y - 8 = -2x/3
3(2y - 8) = -2x
6y - 24 = -2x
6y = -2x + 24
y = -1/3x + 4
Hope this helped! If not please let me know! <3
What is the measure of ZA?
А,
[?] degrees
45°
>c
B
С
Answer:
∠A = 45°
Step-by-step explanation:
◺ABC is a right angled triangle.
Sum of interior angles in a triangles is 180.
∠A + ∠B + ∠C = 180°
∠A + 90° + 45° = 180°
∠A = ( 180 - 90 - 45 )°
∠A = 45°
Note : -
□ is 90°
what's the answer to -1.3g + 1.9 = -11.1
Answer:
g = 10
Step-by-step explanation:
-1.3g + 1.9 = -11.1
-1.3g = -11.1 - 1.9
-1.3g = -13
g = 10
a man pays 60 cents for every 200 m of gas used plus a fixed charged of $13.75. how much does he pay when he uses 55,000 m of gas?
Answer:
$178.75
Step-by-step explanation:
He pays 60 cents for every 200m of gas plus a fixed charge of $13.75
How much does he pay when he uses 55,000 m of gas
55,000/200=275
There are 275 200m in 55,000m of gas
Total paid=275×60+13.75
=16,500 cents +$13.75
=$(16,500/100)+$13.75
=$165+$13.75
=$178.75
Answer: $178.75
Step-by-step explanation:
Per 200m of gas, we have $0.60, plus a fixed rate of $13.75
Then for 55,000m of gas we have:
(55,000m/200m)*$0.60 = $165
then the amount he pays is the $165 plus the fixed rate:
M = $165 + $13.75 = $178.75
Pentagon ABCDE and pentagon A″B″C″D″E″ are shown on the coordinate plane below:
Which two transformations are applied to pentagon ABCDE to create A″B″C″D″E″?
The transformations that are applied to pentagon ABCDE to create A"B"C"D"E" are:
1) Translation (x, y) → (x + 8, y + 2)
2) Reflection across the x-axis (x, y) → (x, -y)
So, the overall transformation given in the graph is (x, y) → {(x + 8), -(y + 2)}.
What are the transformation rules?The transformation rules are:
Reflection across x-axis: (x, y) → (x, -y)Reflection across y-axis: (x, y) → (-x, y)Translation: (x, y) → (x + a, y + b)Dilation: (x, y) → (kx, ky)Calculation:The pentagons in the graph have vertices as
For the pentagon ABCDE: A(-4, 5), B(-6, 4), C(-5, 1), D(-2, 2), and (-2, 4)
For the pentagon A"B"C"D"E": A"(4, -7), B"(2, -6), C"(3, -3), D"(6, -4), and E"(6, -6)
Consider the vertices A(-4, 5) from the pentagon ABCDE and A"(4, -7) from the pentagon A"B"C"D"E".
Applying the Translation rule for the pentagon ABCDE:
The rule is (x, y) → (x + a, y + b)
So, the variation is
-4 + a = 4
⇒ a = 4 + 4 = 8
5 + b = 7
⇒ b = 7 - 5 = 2
So, the pentagon ABCDE is translated by (x + 8, y + 2).
Applying the Reflection rule for the translated pentagon:
The translated pentagon has vertices (x + 8, y + 2).
When applying the reflection across the x-axis,
(x + 8, y + 2) → {(x + 8), -(y + 2)}
Therefore, the complete transformation of the pentagon ABCDE to the pentagon A"B"C"D"E" is (x, y) → {(x + 8), -(y + 2)}
Verification:
A(-4, 5) → ((-4 + 8), -(5 + 2)) = (4, -7)A"
B(-6, 4) → ((-6 + 8), -(4 + 2)) = (2, -6)B"
C(-5, 1) → ((-5 + 8), -(1 + 2)) = (3, -3)C"
D(-2, 2) → ((-2 + 8), -(2 + 2)) = (6, -4)D"
E(-2, 4) → ((-2 + 8), -(4 + 2)) = (6, -6)E"
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i need help with geometry
Answer:
Segment AC is congruent to segment LJ
Step-by-step explanation:
Hello! im stuck on this math question, hope you can help!
Answer:
x = 30
Step-by-step explanation:
The sum of the interior angles of a triangle is 180
x + 65 + x + 55 = 180 Combine line terms
2x + 120 = 180 Subtract 120 from both sides
2x = 60 Divide both sides by 2
x = 30
A carpenter used 2 boxes of nails to build3 bird houses. he used ____ of a box on each bird house.
Answer: he used \(\frac{2}{3}\) boxes of nail in each tree house
Step-by-step explanation:
divide 2 by 3 we get 2/3 or 0.667 boxes
A carpenter used 2 boxes of nails to build 3 bird houses. he used 4 / 5 of a box on each birdhouse.
Number of boxes, \($\mathrm{Ib}=2$\)
Number of medium sized boxes in each large box, \($\mathrm{mb}=3$\)
Number of small boxes in medium sized box, sb= 1
A carpenter used 2 boxes of nails to build 3 bird houses. he used 4 / 5 of a box on each birdhouse.
You will be involved in the planning, chopping, and construction of furniture as a carpenter utilizing various types of wood. A carpenter's duties include the following: Using a variety of hand and power tools, measuring, marking up, cutting, shaping, fitting and finishing timber; installing floor joists, floorboards, roof trusses and wall partitions; fitting interiors such as staircases, doors, skirting boards, cupboards and kitchens; and erecting frames for bridges, roads, dams, and buildings. You may be working on a construction site, in a client's home.
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some people have white coat hypertension. that is, they grow anxious when a person with a white coat and a stethoscope walks into the examining room to take their blood pressure. as a result, their blood pressure increases. a family practitioner believes this is quite common. to test her theory, she puts together a random sample of 50 patients and takes two blood pressure measurements, one when each patient first walks into the room and a second, unexpected one after about 15 minutes. what statistical test should she use to see if the two blood pressures differ?
A paired-test can be used to check if the two blood pressure taken from 2 groups,one group having normal blood pressure another having white coat hypertension differ or not.
Lets know about paired t testA paired t-test is used to determine whether two sample means are equal or not. White coat hypertension occurs when a person's blood pressure rises when they are in a medical setting.
To assess whether the two blood pressure measurements differ, a paired t-test should be used. The paired t-test is used to compare two dependent samples that are connected in some manner. A random sample of 50 patients should be taken to see if the two blood pressures differ. Here are the steps for conducting a paired t-test:
- State the null and alternative hypotheses.
- Calculate the difference between the two groups of data.
- Calculate the sample mean, sample standard deviation, and sample size.
- Use the t-distribution to determine the critical value.
- Compute the test statistic.
- Determine the p-value.
- Make a decision.
It is worth noting that in order to use the paired t-test, the data must be normally distributed. Additionally, this test can be performed on a one-tailed or two-tailed basis, depending on the hypothesis test. F-distribution is not used in a paired t-test.
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at the summer olympics, ten women qualify for the 100 meters race. considering that there can be no ties and that only three people can win medals, how many different ways could the gold, silver and bronze medals be awarded for that event?
There are 120 different ways to award the gold, silver, and bronze medals to the 10 women in the 100 meters race.
The number of ways that the gold, silver, and bronze medals can be awarded to 10 women is a combination problem.
We can use the formula for combinations to determine the number of ways to choose 3 women out of 10 for the medals:
\(nCr = n! / (r! * (n - r)!)\)
Where n is the total number of women (10) and r is the number of medals (3).
So, the number of ways to award the gold, silver, and bronze medals to the 10 women is:
\(10C3 = 10! / (3! * (10 - 3)!) = 120\)
Therefore, there are 120 different ways to award the gold, silver, and bronze medals to the 10 women in the 100 meters race.
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Hello, I just need help with part B and part C but I know you will have to complete the entire problem. Thank you
Given:
The inequality is given as,
\(|7x-2|>-1\)The objective is to solve the inequality and plot the graph.
Explanation:
First, the inequality can be solved as,
\(undefined\)a student answers 75% of the questions on a math exam correctly. if he answers 30 questions correctly. how many questions are on the exam?
with a reserve requirement of 5% and an initial deposit of $400, what is the maximum total amount of money that will be in the money supply? assume that all currency is deposited in a bank 7 banks hold no excess reserves (rr=.05)
The maximum money supply with a 5% reserve requirement and a $400 initial deposit is $8,000.
How to find maximum money?To calculate the maximum total amount of money that will be in the money supply, we need to consider the money multiplier effect based on the reserve requirement.
The money multiplier is given by the formula: MM = 1 / reserve requirement.
Given that the reserve requirement is 5% (rr = 0.05), the money multiplier is MM = 1 / 0.05 = 20.
The initial deposit is $400.
To calculate the maximum total amount of money in the money supply, we multiply the initial deposit by the money multiplier:
Maximum Money Supply = Initial Deposit * Money Multiplier
= $400 * 20
= $8,000.
Therefore, the maximum total amount of money that will be in the money supply is $8,000 when the reserve requirement is 5% and all currency is deposited in banks with no excess reserves.
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20 POINTS!!!!!!!
pic shown below :)
Answer:
16,849,464 ft³
Step-by-step explanation:
subtract the two volumes of the pyramids.
D what is the image point
of (3-4) after a translation
left 2 units and ups units?
Answer:
(1,-2)
Step-by-step explanation:
You minus 2 from the x, and add 2 units to the y
One store has carrots on sale for $1.1 for 3 pounds, while another store has carrots on sale for $0.78 for two pounds. Which store has the better deal?
Maria want to buy a pencil for everyone in her class. It costs $0.78 for 3 pencils. How much Maria have to spend if she bought a pencil for each of her 24 classmate?
Answer:
1) The store selling for 1.1 per 3 lbs
2) $6.24
Step-by-step explanation:
1)
1.1/3 = 0.37
0.78/2 = 0.39
0.37 is cheaper so it's a better deal
2)
\(\frac{0.78}{3} =\frac{x}{24} \\\\3x=18.72\\x=6.24\)
Answer:
1.10 for 3 is the better deal. It will cost $6.24 for the pencils.
Step-by-step explanation:
Do two separate problems but find how much it is for 1 carrot. So the first is:$1.10 divided by 3 carrots = .366 or 37 cents per carrot.
The second one is: .78 divided by 2 carrots = .39 cents per carrot.
If you break 24 students into groups of 3, that would be 8 groups. 24 divided by 3 = 8.
8 sets of 3 pencils is .78 x 8 = $6.24
18/ [8-6+ (5-4)^9]Please?
The best way to approach a question of this nature is by applying the rule of BODMAS. Just a quick reminder, that means Bracket of Division, Multiplication, Addition and Subtraction.
Observe that the numbers in the parenthesis have a minus and a plus sign, and the question of which to take before the other now arises. So we'll take the addition first before the subtraction.
Start with the smaller parenthesis inside the larger parenthesis. The solution to that is (5-4)^9 which is 1^9. One raised to the power of nine is one, that is;
1^9 = 1
So what you have in effect is;
18/ [8 - 6 + 1]
That effectively becomes
18/ [8 - 7]
18/1
That equals 18.
**Note that the values 8 - 6 were not put in parenthesis, and hence we had to apply the rule of BODMAS. If they had been separated by another smaller parenthesis, then the result would have been [8 - 6] + 1^9 which would be 2 + 1.**
Can anyone help me on this pls? <3
Answer:
EasY
Step-by-step explanation:
Okay so basically like terms are when the variable are the same
so like 5n can go with ones with the same variable which is n
so 5n as a like term would be 7n it couldn't be like 8r because it isn't the same variable as 5n
does this help?
can you reask or something?? do i answer all the q 11 stuff?? im not sure how the logic works, and it is covering the other stuff, ill answer there, i have the image in my tab
Find the value of r, if P(5, r) = 2P(6, r-1)
answer choices:
a. 3
b. 5
c. 8
d. 11
The value of r in permutation P(5, r) = 2P(6, r-1) is 11. So, option d) is correct.
We know that the formula for the permutation of r objects taken from n distinct objects is P(n, r) = n! / (n-r)!. Using this formula, we can rewrite the given equation as:
5! / (5-r)! = 2 * 6! / (6-r+1)!
Simplifying this equation, we get:
5! / (5-r)! = 2 * 6! / (7-r)!
(5-r)! / 5! = (7-r)! / (2 * 6!)
(5-r)! / 5! = (7-r)! / 12
Since 5! = 120, we can simplify the left-hand side to:
(5-r)! / 120 = (7-r)! / 12
Multiplying both sides by 12, we get:
(5-r)! / 10 = (7-r)!
Multiplying both sides by 10, we get:
(5-r)! = 10 * (7-r)!
We can now manually try different values of r until we find one that satisfies the equation. Trying r = 3, we get:
(5-3)! = 10 * (7-3)!
2! = 10 * 4!
2 = 240
Since this is a contradiction, we can eliminate option (a) from the answer choices. Trying r = 5, we get:
(5-5)! = 10 * (7-5)!
1 = 20
Again, this is a contradiction, so we can eliminate option (b) from the answer choices. Trying r = 8, we get:
(5-8)! = 10 * (7-8)!
(-3)! = -10
Since the factorial of a negative number is undefined, this is not a valid solution, so we can eliminate option (c) from the answer choices. Therefore, the correct answer is (d) 11. Trying r = 11, we get:
(5-11)! = 10 * (7-11)!
(-6)! = 10 / 24
Simplifying the right-hand side, we get:
(-6)! = 5 / 12
Since the left-hand side is undefined for negative integers, we can eliminate this solution. Therefore, the only valid solution is r = 11, which we can confirm by checking that both sides of the equation are equal when r = 11. So, the correct answer is option (d).
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A manufacturer has a steady annual demand for 15,000 cases of sugar. It costs $10 to store 1 case for 1 year, $30 in set up cost to produce each batch, and $16 to produce each case. Find the number of cases per batch that should be produced to minimize cost.
The number of cases per batch that should be produced to minimize cost is: 300 units
How to find the economic order quantity?The number of cases per batch that should be produced to minimize cost can be found by using the Economic Order Quantity.
The Economic Order Quantity (EOQ) is a calculation performed by a business that represents the ideal order size that allows the business to meet demand without overspending. The inventory manager calculates her EOQ to minimize storage costs and excess inventory.
Thus:
Number of cases per batch = √((2 * Setup costs * annual demand)/ holding costs for the year)
Solving gives:
√((2 * 30 * 15000)/10)
= √90000
= 300 units
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Please answer each part in almost 500 words.
a. Suppose Jet Airways wants to ascertain the image it has in the minds of its patrons. Construct a seven-item and semantic differential scale to measure the perceived image of the airlines. Make sure that the seven under each format correspond to the same seven dimensions.
b) Find a technical and business report from your library or on the internet and examine the contents of the reports against what has been discussed in the chapter. What deviations did you find from the stated structure? What you think could have been the reason for this?
a) Part A: The perceived image of Jet Airways
Jet Airways is one of the well-known airlines in India. It is headquartered in Mumbai and operates both domestic and international flights. The perceived image of Jet Airways in the minds of its customers is important to the success of the airline. Perceived image refers to what the customers think about the airline, and this is important for customer loyalty and retention.
Constructing a seven-item and semantic differential scale to measure the perceived image of Jet Airways would be as follows:
1. Reliability: how reliable is Jet Airways on a scale of 1 to 7 (with 1 being extremely unreliable and 7 being extremely reliable)
2. Responsiveness: how responsive is Jet Airways to the needs of its customers on a scale of 1 to 7 (with 1 being extremely unresponsive and 7 being extremely responsive)
3. Empathy: how empathetic is Jet Airways to the concerns of its customers on a scale of 1 to 7 (with 1 being extremely unempathetic and 7 being extremely empathetic)
4. Assurance: how assured do you feel when you travel with Jet Airways on a scale of 1 to 7 (with 1 being extremely unassured and 7 being extremely assured)
5. Tangibles: how do you rate the physical appearance of Jet Airways on a scale of 1 to 7 (with 1 being extremely poor and 7 being extremely good)
6. Price: how do you rate the price of Jet Airways on a scale of 1 to 7 (with 1 being extremely expensive and 7 being extremely affordable)
7. Convenience: how convenient is it to travel with Jet Airways on a scale of 1 to 7 (with 1 being extremely inconvenient and 7 being extremely convenient)
The above semantic differential scale helps in measuring the perceived image of Jet Airways. The seven-item and semantic differential scale ensure that the seven under each format correspond to the same seven dimensions.
By answering each question, the customers can rate Jet Airways on various factors, and the airline can use this feedback to improve its service and overall image.
b) Part B:
Examination of a technical and business report
The structure of a technical and business report includes a title page, abstract, table of contents, introduction, main body, conclusion, and references. An examination of a technical and business report from the internet reveals some deviations from the stated structure. One of the significant deviations is the absence of the abstract section. The abstract provides a brief summary of the report, including the purpose, methodology, and findings. The report from the internet did not have an abstract section, and this deviation could be due to the report being a short summary of a more extensive study.
The report from the internet did not have a separate conclusion section. The conclusion is important as it summarizes the findings of the study and provides recommendations for further research. The report from the internet integrated the findings and recommendations into the main body of the report, and this deviation could be due to the length of the report.
Another deviation is the lack of a reference section. The reference section is essential as it provides the sources used in the study. The report from the internet did not have a reference section, and this deviation could be due to the type of report and the fact that it was not a formal research report.
In conclusion, technical and business reports should follow a specific structure to ensure that they are clear, concise, and easily understood. Deviations from the stated structure can affect the quality and accuracy of the report. The deviations in the report from the internet could be due to the length, type, and purpose of the report.
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A 100g packet of coffee cot £8. 10
A 25g packet of the ame coffee cot £2. 05
Which packet i better value for money?
Show how you decide
Answer: THE 100G PACKET
Step-by-step explanation:
1) FIND OUT THE COST OF COFFEE PER G
So for the 100g coffee it costs ( 8.10 / 100) = $0.081
AND
For the 25g coffee it costs (2.05 / 25) = $0.082
The coffee that is 100g is mor cost-efficient so that is your answer
The sum of 2.69 + (3.84 +1.54) = 2 .69 + = 8.07.
Answer:
it is equal to 8.07
Step-by-step explanation:
a rectangular solid (with a square base) has a surface area of 253.5 square centimeters. find the dimensions that will result in a solid with maximum volume.
In rectangular solid , x=6.5cm
y = 6.5 cm is the dimensions that will result in a solid with maximum volume.
What is rectangle?
A rectangle is a sort of quadrilateral with parallel sides that are equal to one another and four vertices that are all 90 degrees apart.
It is also known as an equiangular quadrilateral for this reason. Because the opposite sides of a rectangle are equal and parallel, it can also be referred to as a parallelogram.
Let the length and width be x and height be y
S= 2x2+ 4 xy
253.5= 2x2+4xy
y=(253.5-2x2)/4x
V= x2y
V=x2(253.5-2x2)/4x = (253.5x/4) - (x3/2)
V'= (253.5/4) -(3x2/2)
V'=0
(253.5/4) -(3x2/2)=0
x=6.5cm
y = 6.5 cm
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Consider the means of the samples shown in the table. Which value is least likely to be the mean of the population from which the samples were taken?
Sample Sample Mean
1 15.2
2 17.1
3 16.9
4 12.2
5 18.0
6 16.3
7 17.4
12.2
15.3
16.4
17.5
Answer:
the answer is 12.2 :)
Step-by-step explanation:
PLZ HELP WILL MARK BRAINLIEST
Given: AB = 10. 2 cm and BC = 3. 7 cm Find: The length of AC or AC
The length of AC is approximately 10.85 cm.
To find the length of AC, we can use the Pythagorean theorem.
According to the Pythagorean theorem, in a right triangle where c is the hypotenuse (the side opposite the right angle) and a and b are the other two sides, the relationship between the lengths of the sides is:
c^2 = a^2 + b^2
In this case, we can use AB as one of the legs of the right triangle and BC as the other leg, with AC being the hypotenuse. So we have:
AC^2 = AB^2 + BC^2
AC^2 = (10.2 cm)^2 + (3.7 cm)^2
AC^2 = 104.04 cm^2 + 13.69 cm^2
AC^2 = 117.73 cm^2
To find the length of AC, we take the square root of both sides:
AC = sqrt(117.73 cm^2)
AC ≈ 10.85 cm
Therefore, the length of AC is approximately 10.85 cm.
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