Answer:
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Step-by-step explanation:
please help answer
The inequality is solved and the solution is x > 8/3
What is an Inequality Equation?Inequalities are the mathematical expressions in which both sides are not equal. In inequality, unlike in equations, we compare two values. The equal sign in between is replaced by less than (or less than or equal to), greater than (or greater than or equal to), or not equal to sign.
In an inequality, the two expressions are not necessarily equal which is indicated by the symbols: >, <, ≤ or ≥.
Given data ,
Let the inequality equation be represented as A
Now , the value of A is
Substituting the values in the equation , we get
18 - 3x < 10
Adding 3x on both sides , we get
3x + 10 > 18
Subtracting 10 on both sides , we get
3x > 8
Divide by 3 on both sides , we get
x > 8/3
Hence , the inequality is x > 8/3
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The net for a cylindrical candy container is shown.
net of a cylinder with diameter of both circles labeled 1.6 inches and a rectangle with a height labeled 0.7 inches
The container was covered in plastic wrap during manufacturing. How many square inches of plastic wrap were used to wrap the container? Write the answer in terms of π.
1.84π square inches
2.4π square inches
5.68π square inches
6.24π square inches
The wrap has an area of 1.12π square inches.
What is a cylindrical shape?A cylinder is a three-dimensional solid object with two bases that are identically circular and are connected by a curving surface that is located at a specific height from the center.
Examples of cylinders are toilet paper rolls and cold beverage cans.
The volume of a cylinder is πr²h.
Curved surface area = 2πrh.
Total surface area = 2πr(h + r).
Given, The net of a cylinder with a diameter of both circles labeled 1.6 inches.
So, The complete circle or the circumference of the circle will be the length of the wrap which is,
= 2π×0.8.
= 1.6π and the height of the wrap is 0.7 inches.
Therefore, the area of the wrap is 1.6π×0.7 square inches.
= 1.12π square inches.
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Answer: The real answer is 2.4π square inches (B)
Step-by-step explanation:
(Get ready for a long explanation)
So, we are trying to find the Surface Area of the cylinder.
We need to use the formula (SA = 2πr^2 + 2πrh)
Looks like a very long formula, but let do it in parts.
So the first part is just finding the area of the circle and multiplying by 2 because there are two bases. The area formula for circles is (πr^2)
But this time put a 2 in there. (2πr^2)
Okay lets get started. The diameter is 1.6. The radius is half the diameter, so divide 1.6 by 2 and you will get 0.8 which is the radius.
Now times the radius by itself (0.8 * 0.8 = 0.64) Now times that by 2 (0.64 * 2 = 1.28) The answer should be in terms of pi so just put the pi symbol next to 1.28 (1.28π)
On to the next part, (2πrh) you are basically taking the circumference of either circle base, and multiplying that by the height, which is (0.7)
The formula for Circumference is (2πr)
We already have the diameter so we don't need times the radius by 2.
So take the diameter of the circle base (1.6) and multiply that by the height, which is (0.7)
(1.6 * 0.7 = 1.12π)
Now for the last part, we need to add the two values together to find the surface area.
The first value we found is (1.28π ) and the second is (1.12π)
Now add (1.28π + 1.12π = 2.4π)
Answer: 2.4π square inches
Sorry for the really long explanation. I took the same test and I got it right so here is proof that it is correct. Have a great day y'all.
A small craft in lake Ontario sends out a distress signal. The coordinates of the boat are in trouble (49,64). One rescue boat is at the coordinates (60,82) and a second coast guard craft is at coordinates (58,47). Assuming both rescue crafts travel at the same rate, which one get to the distressed boat the fastest?
Assuming both rescue crafts travel at the same rate, the second coast guard craft would get to the distressed boat the fastest.
How to determine the fastest rescue crafts?In order to determine the rescue crafts that got to the distressed boat fastest, we would have to determine the craft with the shortest travel distance by using their respective coordinates from the coordinates of the boat that is in trouble (49, 64).
Mathematically, the distance between two (2) points that are on a coordinate plane can be calculated by using this formula:
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
For the first rescue craft, we have;
Distance = √[(60 - 49)² + (82 - 64)²]
Distance = √[(11)² + (18)²]
Distance = √[121 + 324]
Distance = √445
Distance = 21.10 units.
For the second coast guard craft, we have;
Distance = √[(58 - 49)² + (47 - 64)²]
Distance = √[(9)² + (-17)²]
Distance = √[81 + 289]
Distance = √370
Distance = 19.24 units.
In this context, we can reasonably and logically deduce that the second rescue craft would travel fastest.
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draw a line (-4,-3) with a slope of 1/3
Answer:
y=1/3x-3
Step-by-step explanation:
I can't draw the line, but I can turn this into slope-intercept for it to be easier to graph! The equation would look like this:
y=1/3x-3
Hope this helps!! Have a great day! ^^
consider the following data for two independent random samples taken from two normal populations. sample 1 10 7 14 7 9 7 sample 2 9 7 8 4 5 9
a. Compute the two sample means.
Sample 1: Answer 9
Sample 2: Answer 7
b. Compute the two sample standard deviation (to 2 decimals).
Sample 1: Answer 2.28
Sample 2: Answer 1.79
c. What is the point estimate of the difference between the two population means? Answer
d. What is the 90% confidence interval estimate of the difference between the two population means (to 2 decimals - - use 9 degrees of freedom)? Answer
C. The point estimate of the difference between the two population means is 2.
D. The 90% confidence interval estimate of the difference between the two population means is (1.748, 0.867)
Given that:
Sample 1 mean (x1) = 9
Sample 2 mean (x2) = 7
Sample 1 standard deviation (σ1^2) = 2.28
Sample 2 standard deviation (σ2^2) = 1.79
C. To find point estimate of the difference between the two population means.
sample mean(x1) - sample mean(x 2)
= 9 - 7
= 2
Therefore, point estimate = 2
D. To find 90% confidence interval estimate of the difference between the two population means
90% confidence for 't'
df = (n1 + n2) - 2
= 12-2
= 10
90% confidence with df = 10 is t
t = 1.812
point estimate + 1 - t * \(\sqrt{\frac{s^2_{1} }{n_{1} } + \frac{s^2_{2} }{n_{2} } }\)
2 + 1 - 1.812*\(\sqrt{\frac{2.28^2}{6} + \frac{1.79^2}{6} }\)
3 - 1.812 *\(\sqrt{0.866 + 0.534}\)
1.188 * 0.9305 + 0.7307
(1.748, 0.867)
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I need some help! i will try to give brainliest!!!
Answer:
its A because the Y intercept is at 3
The function g is related to one of the parent functions
g(x) = x^2 – 3
The parent function is:
f(x)= x^2
Use function notation to write g in terms of f.
We can write g in terms of f as: g(x) = f(x) - 3 = x² - 3
What is function?
In mathematics, a function is a relationship between two sets of elements, called the domain and the range, such that each element in the domain is associated with a unique element in the range. In simpler terms, a function is a set of rules that takes an input value and produces a corresponding output value.
To write g in terms of f, we can use function composition, which involves plugging the function f(x) into g(x) wherever we see x.
So, we have:
g(x) = f(x) - 3
where f(x) = x².
Substituting f(x) into g(x), we get:
g(x) = (x²) - 3
Therefore, we can write g in terms of f as:
g(x) = f(x) - 3 = x² - 3.
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Patel made a deposit into an account that earns 5%simple interest. After 10 years Patel had earned $1500 in interest. How much was Patel’s initial deposit?
Answer:
Patel’s initial deposit was $3000
Step-by-step explanation:
Given:
Simple interest (S.I.) = 5%
Time period (t) = 10 years
Interest earned (r) = $1500
To find: Patel’s initial deposit
Solution:
Simple interest is a method of calculating the interest charged on the principal, or original amount of a loan.
Let p denotes original amount of a loan
\(S.I.=\frac{p\times r\times t}{100}\\\Rightarrow 1500=\frac{p\times 5\times 10}{100}\\\Rightarrow p=\frac{1500\times 100}{5\times 10}\\=3000\)
So, Patel’s initial deposit was $3000
I need helping solving this :)
Answer: answer is B
Step-by-step explanation:
use Pythagorean theorem to find other side. And sine is opposite side over hypotenuse.
expand and simplify 4(a-3b)-2(a-2b)
Step-by-step explanation:
4(a-3b) - 2(a-2b)
4a - 12b - 2a - 4b
2a - 16b
There are 16 ounces in 1 pound, so the expression z/16, where z represents the number of ounces, can be used to find the number of pounds for any given number of ounces. How many pounds are in 40 ounces?
Answer:
40 ounces is equal to 2.5 pounds------------------------
Use the given expression z/16, substitute z with 40 and calculate:
z/16 = 40/16 = 2.5 poundsSuppose an airline claims that its flights are consistently on time with an average delay of at most 15 minutes. It claims that the average delay is so consistent that the variance is no more than 150 minutes. Doubting the consistency part of the claim, a disgruntled traveler calculates the delays for his next 25 flights. The average delay for those 25 flights is 22 minutes with a standard deviation of 15 minutes. A chi-square test was performed. Graph the situation. Label and scale the horizontal axis. Mark the mean and test statistic. Shade the p-value.
Answer:
The p-value will be "0.0549".
Step-by-step explanation:
The given values are:
Time, t = 15 minutes
Df, σ = 25-1 = 24
Now,
⇒ \(H_{0}:\sigma^2\leq 150\)
and,
⇒ \(H_{1}:\sigma^2>150\)
As we know,
Chi square = \(\frac{(n-1)s^2}{(\sigma^2)}\)
On putting the values in the above formula, we get
⇒ = \(\frac{24\times 15^2}{150}\)
⇒ = \(\frac{24\times 225}{150}\)
⇒ = \(36\)
Therefore, p-value = 0.0549
The p-value determined > 0.05, the null hypothesis also isn't dismissed at point 0.05.
Which fractions are equivalent to 1012?
\(50/60\)
That should be your answer
Answer:
Hello, There! I'm here to help!
QuestionWhich fractions are equivalent to 10/12?
AnswerAccording to The Question I'm guessing you mean 10/12
If so The Following Fractions are Equilvalent to 10/12
1. 20/24
2. 30/36
3. 40/48
5. 50/60
Step-by-step explanation:
To get Eqilvalent You Can Multiply Number to the fractions to find out what's Equilvalent
Therefore, I hope this helps you!
Janet just graduated from college, has a job she's scheduled to begin in 3 months and has decided to treat herself to 6 weeks of travel across South America before she buckles down and starts working full-time. To do the trip, she's thinking of applying for a personal loan of $3500, and the bank she uses for her checking and savings account has offered her an interest rate of 24%. She has a goal of paying off the trip within two years. PLEASE HELP ASAP!!
3) By the time Janet pays off the loan, the total interest she would have paid is D. $941.17.
4) By the time Jane pays off the loan, the total cost of her tip is B. $4,441.17.
5) The equation to find the new balance after each month's payment is D. New balance = Previous balance - Total monthly payment.
How is the monthly payment computed?The monthly payments can be computed by first computing the total payments (future value of the loan). Then, the above figure is divided by the number of periods.
For instance, the total cost of Janet's trip is $4,441.17. The payments are made for 24 months. Dividing $4,441.17 by 24 gives $941.17.
Data and Calculations:N (# of periods) = 24 months (2 x 12)
I/Y (Interest per year) = 24%
PV (Present Value) = $3,500
FV (Future Value) = $0
Results:
PMT = $185.05
Sum of all periodic payments = $4,441.17 ($3,500 + $941.17)
Total Interest = $941.17
Thus, Janet would have spent $4,441.17 to obtain a loan of $3,500 for her trip at 24% interest with 24 months for repayment.
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Envelopes come in packs of 6. Stamps come in packs of 8. If you want one stamp for each envelope with nine left over, what is the least amount of each item you need to get?
To get one stamp for each envelope and have nine extra, we must purchase one box of envelopes and five packs of stamps.
What are the equations?Let's call the number of packs of envelopes we need to buy "e" and the number of packs of stamps we need to buy “s”.
We know that envelopes come in packs of 6, and we need one envelope for each stamp, so we need 6s envelopes in total. We also know that stamps come in packs of 8, and we need one stamp for each envelope, so we need 8e stamps in total.
We are told that we have \(9\) stamps left over, which means we have 8e + 9 stamps in total. We also know that we need 6s envelopes in total. Putting these two equations together, we get:
\(8e + 9 = 6s\)
We want to find the least amount of envelopes and stamps we need to buy, so we want to minimize e + s. Let's start by finding some possible values of e and s that satisfy the equation above:
If \(e = 1\) , then \(s = 5\) . This gives us a total of 8 envelopes and 40 stamps, which is enough for our needs.
If \(e = 2\) , then \(s = 9\) . This gives us a total of 12 envelopes and \(72\) stamps, which is also enough for our needs.
Since we want to minimize e + s, we choose the first option, where \(e = 1\) and \(s = 5.\)
Therefore, we need to buy 1 pack of envelopes and 5 packs of stamps to get one stamp for each envelope with 9 left over.
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How do I solve this?
What is the y intercept?
Look at the picture.
Answer:
-1
Step-by-step explanation:
It hits the y-axis at -1, so the answer is -1.
Find the number of students in the class if 2/3 of the students are girls and the number of boys is 21.
10. Give a brief biography of Heron of Alexandria stating where he lived, when he lived, what he did to earn the name attached to this formula and what an Aeolipile (or Hero's Engine) is. 11. State 3 real-life situations it would be useful to use Heron's Formula instead of the A = bh/2 area formula?
The answer is:
1° a lake that you want to measure the size of. You can create triangles that encompass the lake, but you can’t effectively measure the distance across the lake to the opposing shore at the point where the perpendicular meets the opposing side.
2° imagine a case where you are surveying a piece of land, but there is a building in the center where you cannot measure the perpendicular through it, but you can measure the sizes of triangles that encompass it. So you can measure the edges, but not the perpendicular.
3° Imagine a field whose area has to be calculated accurately.
points, lines and planes
Answer:
See below.
Step-by-step explanation:
a. 5 points have names. There is an infinite number of points in the plane, but most of them are nameless!
b. two
c. one
d. line a. Also known as \(\overleftrightarrow{VW}, \overleftrightarrow{VX}, \overleftrightarrow{WX}\)
e. W
f. \(\overleftrightarrow{YW}, \overleftrightarrow{YZ}, \overleftrightarrow{WZ}\) are all good names
g. V, W, Z is just one of several sets of 3 non-collinear points.
h. plane XWZ (name it using 3 non-collinear points
Given the sequence of the terms below
1,0,1,0,1,0
find the next three terms in the pattern and describe the pattern
Answer:
101 it called ratios
Step-by-step explanation:
it simple you see the pattern it goes 101010 and the next three is 101
PLEASE HELP AS SOON AS POSSIBLE
A) The Slope is: 2
B) The interpretation of the slope is that there are two races for each number of track meet.
C) The y-intercept from the graph is at: y = 4
D) Equation of the line is: y = 2x + 4
How to find the slope of the linear graph?The general form of equation of a line in slope intercept form is:
y = mx + c
where:
m is slope
c is y-intercept
From the given graph, we can see that the slope is gotten from the formula:
A) Slope = (y₂ - y₁)/(x₂ - x₁)
Thus:
Slope = (10 - 4)/(3 - 0)
Slope = 6/3
Slope = 2
B) The interpretation of the slope is that there are two races for each number of track meet.
C) The y-intercept from the graph is at: y = 4
D) Equation of the line is:
y = 2x + 4
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Can someone help me please? thank you
Yes, the dressmaker is correct because the area of the fabric is 1 yard
How to determine the areaThe formula for calculating the area of a rectangle is expressed with the formula;
A = lw
Such that the parameters from the equation are represented as;
A is the area of the rectanglel is the length of the rectangle.w is the width of the rectangle.From the information given, we have;
l = 2/3 yards
w = 1 1 /2 yards
Convert to improper fractions
width, w = 3/2 yards
Substitute the values, we get;
Area = 3/2 × 2/3
Multiply the numerators
Area = 6/6
Divide the values
Area = 1 yard
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Greg has 4 shirts: a white one, a black one, a red one, and a blue one. He also has two pairs of pants, one blue and one tan. What is the probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants? Show your work. (10 points)
MARKING BRINLIEST AND GIVING A LOT OF POINTS PLSSSS HELP
The probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants is 0.125 or 12.5%.
To find the probability that Greg winds up wearing the white shirt and tan pants while getting dressed in the dark, we need to find out all the possible outfit options. According to the question given, first we nned to find out number of outfit combinations possible.
Total number of Outfit Combinations:
There are 4 shirts: a white one, a black one, a red one, and a blue one and also two pairs of pants, one blue and one tan. So, total number of possible outfit combinations would be 4 * 2 = 8.
No of favourable options:
As given in the question, Greg wears white shirt and tan pants. There is only one white shirt and one tan pant. So, number of favourable options would be only 1 .
Probability = Number of favourable outcomes/Total no. of combinations
Probability = 1/8
Probability = 0.125 or 12.5%
Therefore, the probability, if Greg gets dressed in the dark, that he winds up wearing the white shirt and tan pants is 0.125 or 12.5%.
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The Monday relates to the Thursday so than, the Friday relation the ….? A: Tuesday B : Saturday C : Sunday D: Monday E:
Wednesday
Answer:
The correct answer is B: Saturday.
The relationship between Monday and Thursday is that they are two days apart in a typical Monday-to-Sunday week. Similarly, Friday is also two days apart from Tuesday in a typical week, so the relationship between Friday and Tuesday would be the same as the relationship between Monday and Thursday. Therefore, the correct answer is B: Saturday.
The design of a digital box camera maximizes the volume while keeping the sum of the dimensions at 4.5 inches. If the length must be 1.5 times the height, what should each dimension be?
if x+y=7/10 and x-y=5/14 then x^2-y^2=?
Add both
2x=1x=1/2=0.5Put in first one
y=0.7-0.5y=0.2Find
x²+y²(0.5)²+(0.2)²0.25+0.040.29One hall can accommodate 65 people. How many halls are required to accommodate 520 people?
8 halls would be required to accommodate 520 people in the hall.
As we know that a hall can accommodate 65 people.
To determine the number of hall required for 520 people,
first we need to find that how many halls would be required for one person,
So, we will divide the 1 by 6 to find :
The number of one person accommodate = 1/65 Hall
Then, 520 people required to accommodate = 1/65 × 520
= 8 Halls.
[Accommodate: to have enough space for somebody/something, especially for a certain number of people]
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f(x) = x² compared with g(x) = -x2 – 3?
f(x)= x^2
if f(x) = -x^2 it reflect over the x-axis.
if f(x)= x^2-k it shifts down k units.
So, the correct option is:
option 1
The measure of one small angles of a right triangle is 45 less than twice the measure of the other small angle. Find the measure of both angles
Answer:
x + x - 45 = 90
2x - 45 = 90
2x = 135
x = 67.5, so x - 45 = 22.5
The other two angles measure 22.5° and 67.5°.
Find the amount in an account where $500 is invested at 2.5% compounded continuously for period of 10 years
Hi
500 *1.025^10 ≈ 640.04