Answer:
$63
Step-by-step explanation:
Answer:
they made 67.5$
Step-by-step explanation:
82.5÷5.5 is 15 15×4.50 would be 67.5
Write an expression for the height, h, of a cylinder with a volume of 547 cubic inches
in terms of its radius, r.
The expression for the height (h) in terms of radius r is h = 547/(∏r²).
What is a cylinder?
One of the most fundamental curvilinear geometric shapes, a cylinder has historically been a three-dimensional solid. It is regarded as a prism with a circle as its base in basic geometry. In several contemporary fields of geometry and topology, a cylinder can alternatively be characterized as an infinitely curved surface.
Given that the volume of the cylinder is 547 cubic inches.
The volume of a cylinder is V = ∏r²h
Where r is the radius of the cylinder.
h is the height of the cylinder.
Putting V = 547, r = r and h = h in V = ∏r²h
547 = ∏r²h
∏r²h = 547
Divide both sides by ∏r²:
h = 547/∏r².
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HELP!!!!!!!!!!!!!!!!!!!!
Answer:
D is the answer hope
Step-by-step explanation:
hope this helped
consider the following probability distribution: 1 2 3 4 5 0.1 0.15 0.40 0.25 0.10 find (write it up to second decimal place).
The mean value is 1.19
x p(x) x*p(x) X^2p(x)
1 0.1 0.1 0.1
2 0.15 0.3 0.6
3 0.4 1.2 3.6
4 0.25 1 4
5 0.1 0.5 2.5
Sum 1 3.1 10.8
Mean =Σx * p(x)
u=3.1
Variance=σ^2
=Σx*p(x)-u^2
=10.8-(3.1)^2 =1 .19
A probability distribution is a frequency distribution that has been idealised. A frequency distribution is a description of a particular sample or dataset. It is the number of times each possible variable value appears in the dataset.
The probability of occurrence determines how many times a value appears in a sample. Probability is a number between 0 and 1 that indicates the likelihood of an event occurring:
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how many pattern blocks rhombuses would 4 triangles create
Four triangles can create a set of pattern blocks that includes a total of four rhombuses.
To understand why, it's essential first to understand what pattern blocks are. Pattern blocks are shapes that are commonly used in early childhood education to teach math concepts like geometry, spatial reasoning, and fractions. They come in different shapes, including triangles, squares, hexagons, trapezoids, and rhombuses.
To create a set of pattern blocks using triangles, one can use four equilateral triangles with the same side length. When these triangles are arranged together, they form a larger equilateral triangle, as each external side of each small triangle connects to a side of another triangle. This larger equilateral triangle can then be divided into four smaller rhombuses by using two diagonals (lines connecting opposite corners) to form a "X" shape. Each of these four smaller rhombuses is made up of two adjacent triangles and forms a diamond shape. Therefore, it can be said that four equilateral triangles can form a set of four rhombuses within an equilateral triangle pattern block set.
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46)
The lengths of two sides of a triangle are 14 cm and 11 cm. Which is a possible value for the third side of the triangle?
A)
1 cm
B)
3 cm
16 cm
D)
25 cm
Answer:
i depends of degre of triangle it can be three 14-11
it can also be 16
Bobby's health insurance policy has a $2,000 deductible, with coinsurance that pays 80% after he meets the deductible. If Bobby sees a cardiac specialist and takes a stress test that costs $2,750, how much would Bobby need to pay out of his own pocket? Type the correct answer in the box. Round your answer to the nearest dollar. Bobby would need to pay $___out of his own pocket for the stress test.
Total Cost Incurred from stress test is $2,750.
Deductible of $2,000 means he pays $2,000 off the $2,750 leaving the remaining balance to be paid at:
\($2,750$-2000=750\)However, Bobby's Health Insurance policy is now liable for 80% of of this balance equaling:
\(\frac{80}{100}\times750=600\text{ dollars}\)So in all, insurance covers just $600 off $,2750.
Therefore, Bobby will have to pay:
\(2750-600=2,150\text{ dollars}\)Bobby would need to pay $2,150 out of his own pocket for the stress test.
Enter the fraction in simplest form.
\( \frac{14}{49} \)
Given that the area of a trapezoid is given by the formula A = 12
h(b1 + b2), what is the value of A if h = 2 cm, b1 = 3, and b2 = 4?
The area of the trapezoid is equal to 7 square units.
What is an area?The space occupied by any two-dimensional figure in a plane is called the area. The space occupied by the trapezoid in a two-dimensional plane is called the area of the trapezoid.
Given that the area of a trapezoid is given by the formula A = 1/2
h(b₁ + b₂). The given values are h = 2, b₁=3, and b₂=4.
The area of the trapezoid is calculated as,
Area = (1 / 2) x h(b₁ + b₂)
Area = (1 / 2 ) x 2 x ( 3 + 4 )
Area = 7
Area = 7 square units
Therefore, the area of the trapezoid is equal to 14 square units.
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you are sent to the local tea shop to pick up 9 drinks. You purchase 3 sweet teas and 6 unsweetened teas. Unfortunately, you forgot to label them. If you pick 3 drinks at random, find the probability of each event below. Give your answers as simplified fractions.
The probability of the four events are: Event 1: 1/84Event 2: 3/14Event 3: 15/28 Event 4: 5/21
The total number of drinks = 9The number of sweet teas = 3The number of unsweetened teas = 6If you select 3 drinks at random, the following events can take place:
Event 1: All three drinks are sweet teas. The probability of event 1 = (Number of ways in which all three drinks can be sweet teas) / (Number of ways to select 3 drinks)The number of ways in which all three drinks can be sweet teas = 3C3 = 1 (because all three sweet teas are already fixed)The number of ways to select 3 drinks = 9C3 = (9 × 8 × 7)/(3 × 2 × 1) = 84Therefore, the probability of event 1 = 1/84 = 1/84
Event 2: Exactly two drinks are sweet teas. The probability of event 2 = (Number of ways in which two drinks are sweet teas and one is an unsweetened tea) / (Number of ways to select 3 drinks)The number of ways in which two drinks are sweet teas and one is an unsweetened tea = (3C2 × 6C1) = 18 (because you can choose 2 sweet teas from 3 and 1 unsweetened tea from 6)The number of ways to select 3 drinks = 9C3 = (9 × 8 × 7)/(3 × 2 × 1) = 84Therefore, the probability of event 2 = 18/84 = 3/14
Event 3: Exactly one drink is a sweet tea. The probability of event 3 = (Number of ways in which one drink is a sweet tea and the other two are unsweetened teas) / (Number of ways to select 3 drinks)The number of ways in which one drink is a sweet tea and the other two are unsweetened teas = (3C1 × 6C2) = 45 (because you can choose 1 sweet tea from 3 and 2 unsweetened teas from 6)The number of ways to select 3 drinks = 9C3 = (9 × 8 × 7)/(3 × 2 × 1) = 84Therefore, the probability of event 3 = 45/84 = 15/28
Event 4: All three drinks are unsweetened teas. The probability of event 4 = (Number of ways in which all three drinks can be unsweetened teas) / (Number of ways to select 3 drinks)The number of ways in which all three drinks can be unsweetened teas = 6C3 = 20 (because you can choose 3 unsweetened teas from 6)The number of ways to select 3 drinks = 9C3 = (9 × 8 × 7)/(3 × 2 × 1) = 84 Therefore, the probability of event 4 = 20/84 = 5/21
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The homeowners association for a residential community is selecting a committee of 7. There are 24
candidates for positions. How many possible committees can be formed?
Answer:
Therefore the number of possible committee that can be formed is 346,104
15. A legislative committee consists of 9 Democrats and 6 Republicans. A delegation of 4 is to be selected to visit a small
island republic. Complete parts (a) through (d) below.
(a) How many different delegations are possible?
The 4 delegates can be selected
different ways.
(b) How many delegations would have all Democrats?
The 4 delegates can be selected
different ways if all 4 are Democrats.
(c) How many delegations would have 3 Democrats and 1 Republican?
The delegates can be selected
different ways if 3 are Democrats and 1 is a Republican.
(d) How many delegations would include at least 1 Republican?
The 4 delegates can be selected
different ways if at least 1 is a republican
Answer:
a) 1365 different ways.
b) 126 different ways.
c) 504 different ways.
d) 1239 different ways.
Step-by-step explanation:
The order in which the delegates are chosen is not important, which means that we use the combinations formula to solve this question.
Combinations formula:
\(C_{n,x}\) is the number of different combinations of x objects from a set of n elements, given by the following formula.
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
(a) How many different delegations are possible?
4 delegates from a set of 15. So
\(C_{15,4} = \frac{15!}{4!11!} = 1365\)
1365 different ways.
(b) How many delegations would have all Democrats?
4 delegates from a set of 9. So
\(C_{9,4} = \frac{9!}{4!5!} = 126\)
126 different ways.
(c) How many delegations would have 3 Democrats and 1 Republican?
3 from a set of 9 and 1 from a set of 6. So
\(C_{9,3}*C_{6,1} = \frac{9!}{3!6!}*\frac{6!}{1!5!} = 84*6 = 504\)
504 different ways.
(d) How many delegations would include at least 1 Republican?
Subtract the number of delegations with only democrats(126) from the total(1365). So
1365 - 126 = 1239
1239 different ways.
What the meaning of "f is order-preserving if x < y implies f(x) < f(y)"?
An order-preserving function is a function that preserves the order of its inputs. In other words, if x is less than y, then f(x) will be less than f(y).
The statement "f is order-preserving if x < y implies f(x) < f(y)" means that if x is less than y, then f(x) must be less than f(y). This is a necessary condition for a function to be order-preserving. However, it is not a sufficient condition. For example, the function f(x) = x^2 is not order-preserving, because 2 < 3, but f(2) = 4 > f(3) = 9.
In summary, order-preserving functions are useful in situations where we need to preserve the order of a set of data.
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Desmond is 5 inches taller than Niki.
If we let
represent Niki's height in inches, write an algebraic expression for Desmond's height.
The algebraic expression for Desmond's height is x + 5.
write an algebraic expression for Desmond's height.If we let "x" represent Niki's height in inches, then Desmond's height can be represented by "x + 5", since Desmond is 5 inches taller than Niki.
So the algebraic expression for Desmond's height is x + 5.
What are algebraic expression?Algebraic expressions is consist of variables, numbers, and mathematical operations (such as addition, subtraction, multiplication, and division).
They can contain one or more variables and can be evaluated for different values of the variables.
For example, the expression 3x + 5y - 2z is an algebraic expression that contains three variables (x, y, and z) and three coefficients (3, 5, and -2) that are multiplied by those variables. Algebraic expressions are commonly used in algebra to represent mathematical relationships and solve problems.
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I need alot of help figuring out this problemm TRIG HW
Answer:
x = 15
y = 15√3
Step-by-step explanation:
This is a special right triangle with angle measures 30° 60° 90°
The side lengths should be x 2x x√3
If the measure of hypotenuse 30 then the side length that sees 30° should be half of it so x = 15 and y = 15√3
The diagram shows a tin can in the shape of a cylinder and its dimensions. What is the volume of the can in cubic inches in terms of tt? А 1087 in. B 3241 in. 9 in. 3 © 817 in. D 541 in. 6 in. -
The volume of a cylinder is:
\(V=\pi r^2h\)Where:
r is the radius
h is the height
You have the diameter on the base, you use the diameter to find the radius, as the diameter is:
\(d=2r\)Then, the radius is:
\(r=\frac{d}{2}\)d=6in
\(r=\frac{6in}{2}=3in\)Then, the volumen of the given cylinder is: 81pi cubic inches\(V=\pi(3in)^2\cdot9in\)\(V=\pi\cdot9in^2\cdot9in\)\(V=81\pi in^3\)Write a number in which value of the digit 3 is 10 times as much as the value of the digit 3 in 942381 show your thinking.
Answer:
943,281
Step-by-step explanation:
Just move the 3 up a value
If it's in the ten's place, then move it to the hundred's place value.
If it's in the hundred's place, then move it to thousand's place value.
So on and so on...
The number is 943,281.
What is place value?Place value is the value of each digit in a number. The value of every digit in a number is different based upon its position. A number might have two similar digits but different values, which is decided by the position that the digit holds in the number.
Place value is the value of a digit according to its position in the number such as ones, tens, hundreds, and so on.
For example, the place value of 5 in 3458 is 5 tens, or 50. However, the place value of 5 in 5781 is expressed as 5 thousands or 5,000.
Given:
digit 3 is 10 times as much as the value of the digit 3 in 942381
Here the digit 3 is at hundred place value.
Then, after 10 times the place value be at thousand.
hence, the number would be 943,281.
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To be eligible for the swim team, the mean pace a student needs to achieve on 5 laps of the pool is 60 seconds (s). The student swims a lap in 63 s, 62 s, 65 s, and 58 s on her first four laps.
What is the maximum time (in seconds) that she can take on her last lap and still make the team?
52s is the maximum time that she can take on her last lap and still make the team.
What is Statistics?Statistics is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data.
Given that he mean pace a student needs to achieve on 5 laps of the pool is 60 seconds (s).
The student swims a lap in 63 s, 62 s, 65 s, and 58 s on her first four laps.
We need to find the maximum time (in seconds) that she can take on her last lap and still make the team
Let x be the maximum time (in seconds) that she can take on her last lap
60=(63+62+65+58+x)/5
300=63+62+65+58+x
300=248+x
Subtract 248 on both sides
300-248=x
x=52s
Hence, 52s is the maximum time that she can take on her last lap and still make the team.
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Which set of numbers can represent the side lengths, in centimeters, of a right triangle?
A set of numbers that can represent the side lengths, in centimeters, of a right triangle is any set that satisfies the Pythagorean theorem, where the square of the hypotenuse's length is equal to the sum of the squares of the other two sides.
A right triangle is a type of triangle that contains a 90-degree angle. According to the Pythagorean theorem, in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides.
Let's consider a set of numbers that could represent the side lengths of a right triangle in centimeters.
One possible set could be 3 cm, 4 cm, and 5 cm.
To verify if this set forms a right triangle, we can apply the Pythagorean theorem.
Squaring the length of the shortest side, 3 cm, gives us 9. Squaring the length of the other side, 4 cm, gives us 16.
Adding these two values together gives us 25.
Finally, squaring the length of the hypotenuse, 5 cm, also gives us 25. Since both values are equal, this set of side lengths satisfies the Pythagorean theorem, and hence forms a right triangle.
It's worth mentioning that the set of side lengths forming a right triangle is not limited to just 3 cm, 4 cm, and 5 cm.
There are infinitely many such sets that can be generated by using different combinations of positive integers that satisfy the Pythagorean theorem.
These sets are known as Pythagorean triples.
Some other examples include 5 cm, 12 cm, and 13 cm, or 8 cm, 15 cm, and 17 cm.
In summary, a right triangle can have various sets of side lengths in centimeters, as long as they satisfy the Pythagorean theorem, where the square of the hypotenuse's length is equal to the sum of the squares of the other two sides.
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finding the slope of each line?
Answer:
1.) 5/1
2.) -7/8
3.) -4/2
Step-by-step explanation:
The formula of slope m= \(\frac{rise}{run}\)
1.) rise=5 run=1
2.) rise=7 run=-8
3.) rise=4 run=-2
The machinery in a cereal plant fills 350 g boxes of cereal. The specifications for the machinery permit for a certain amount of fill tolerance. It is found that the weights of filled cereal boxes are normally distributed with a mean of 350 g and a standard deviation of 4 g. What is the probability that a box of cereal is under filled by 5 g or more?
There is approximately an 89.44% probability that a box of cereal is underfilled by 5 g or more.
To find the probability that a box of cereal is underfilled by 5 g or more, we need to calculate the probability of obtaining a weight measurement below 345 g.
First, we can standardize the problem by using the z-score formula:
z = (x - μ) / σ
Where:
x = the weight value we want to find the probability for (345 g in this case)
μ = the mean weight (350 g)
σ = the standard deviation (4 g)
Substituting the values into the formula:
z = (345 - 350) / 4 = -1.25
Next, we can find the probability associated with this z-score using a standard normal distribution table or a statistical calculator.
The probability of obtaining a z-score less than -1.25 is approximately 0.1056.
However, we are interested in the probability of underfilling by 5 g or more, which means we need to find the complement of this probability.
The probability of underfilling by 5 g or more is 1 - 0.1056 = 0.8944, or approximately 89.44%.
Therefore, there is approximately an 89.44% probability that a box of cereal is underfilled by 5 g or more.
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You walk 3/8 miles to a grocery store.Then you walk another 1/3 miles to a music store.How many miles have you walked in all
Answer:
At this point, you have walked 17/24 miles in all.
Hope this helps
What is the value of 4³ ? 12 16 43 64
Answer:
64
Step-by-step explanation:
\(4^{3}\) = 4 × 4 × 44 × 4 × 4 = 64I hope this helps!
what is truth..........................................................................................................................................
Answer:
nothing is truth
Step-by-step explanation:
because this world is like a circle
Help! Last time I asked I got all the wrong awnsers so please get it right this time
Answer:
\( \frac{29}{3} = 9 \frac{2}{3} \)
Which expression is equivalent to (2x – 5)(x + 9)?
Answer:
\(2x^{2} +13x-45\)
Step-by-step explanation:
By using FOIL method.
Find the area of the circle. around to the nearest tenth.
Answer:
1384.7
Step-by-step explanation:
42/2 21^2x3.14=1384.74
Hope this Helps :)
75 points Dilations of Segments and Angles
CD is dilated by a scale factor of 3/4 to form C ′ D ′ . CD measures 2. What is the measure of C ′ D ′ ?
Answer
0.823742
Step-by-step explanation:
just a genius
6 7 3 5 11 TO What is your answer? Question 2 Why is this your answer? Speed (m/s) 1949 92-10 60 70 00 90 100 Which is the correct answer? Which describes the difference in the motion of the object during the first 50 seconds of travel and between 50 and 75 seconds of travel? Why is this the correct answer? A. In the first 50 seconds the object's speed was increasing. Between 50 and 75 seconds the object was slowing down. B. In the first 50 seconds the objectwas traveling ata constant speed. Between 50 and 75 seconds the object was slowing down C. In the first 50 seconds the objectwas moving at a constant speed. Between 50 and 75 seconds the object's speed was increasing. D. In the first 50 seconds the object's speed was increasing. And between 50 and 75 seconds the object was traveling at a constant speed.
As shown in the figure :
Which describes the difference in the motion of the object during the first 50 seconds of travel and between 50 and 75 seconds of travel?
So, in the first 50 seconds , as the time increase the speed increase as shown a line going up until he reached to time = 50
From 50 to 75 , is a constant speed with the value at the time = 50
so, the answer is option D.
When f(x) is divided by x + 4 the quotient is x2+5x−3+2x+4. What is f(−4)?
Graph the solution to the inequality |2x + 2) > 6.
The solution to the inequality is all the values of x that are either greater than 2 or less than -4. The required graph of inequality is given below.
What is Inequality :In mathematics, an inequality is a statement that compares two values, often using the symbols "<" (less than), ">" (greater than), "<=" (less than or equal to), ">=" (greater than or equal to), or "≠" (not equal to).
Inequality graphs show the region of the coordinate plane that satisfies an inequality. The graph of inequality can be determined in a similar way to the graph of an equation, but with some additional steps.
Here we have
The inequality |2x + 2| > 6
To graph the solution to the inequality |2x + 2| > 6,
we can start by rewriting the inequality as two separate inequalities without the absolute value:
2x + 2 > 6 or 2x + 2 < -6
Simplifying these inequalities, we get:
2x > 4 or 2x < -8
x > 2 or x < -4
Therefore,
The solution to the inequality is all the values of x that are either greater than 2 or less than -4. The required graph of inequality is given below.
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