Answer:
D.7.68
Step-by-step explanation:
100%= 32 ounces
24%= 24% x 32ounces = 768 ounces
100% 100
= 7.68 ounces
when unwrapped, the lateral surface area of cone A is a sector with central angle 6 radians and radius pi. What is the length of the radius of cone A
The lateral surface area of cone A unwrapped is a sector with central angle 6 radians and radius pi. The length of the radius of cone A is pi/6.
Since the lateral surface area of cone A is a sector with central angle 6 radians and radius pi when unwrapped, we can use the formula for sector area to find the lateral surface area of the cone. Area of sector=θ/2π×π² where θ is the central angle and π is the radius.
Area of cone’s lateral surface area=L=θ/2π×2πr=rθ. So, r=L/θ=π/6 (when L=π and θ=6 radians). The length of the radius of cone A is π/6 which is approximately 0.524. Thus, the length of the radius of cone A is pi/6 when unwrapped, given that the lateral surface area of cone A is a sector with central angle 6 radians and radius pi.
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Which theorem would be used to prove the triangles below as congruent?
A: HL
B: SSS
C: ASA
D: AAA
Answer:
A: HL
Step-by-step explanation:
The hypotenuses of these right triangles are marked congruent.
One leg of these right triangles is marked congruent.
The HL theorem applies.
Answer:
A
Step-by-step explanation:
The hypotenuses of these right triangles are marked congruent.
One leg of these right triangles is marked congruent.
The HL theorem applies.
-3 + 2i.
What is the absolute value?
The required absolute value of the given complex number is |-3 + 2i| = √13.
What is absolute value?Absolute value is defined as the magnitude or size of a number, no negatives are allowed. The distance a number is from 0 on the number line is known as the absolute value of the number.
The complex number is given in the question as:
-3 + 2i
We have to determine the absolute value of the given complex number.
The absolute value of a complex number a+ib is denoted as |a+ib| and is given by √(a²+b²)
As per the given question, we have
⇒ |-3 + 2i| = √((-3)²+2²)
⇒ |-3 + 2i| = √(9 +4)
⇒ |-3 + 2i| = √13
Therefore, the required absolute value of the given complex number is |-3 + 2i| = √13.
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how many dog are gone after 7 are at the vet
Answer:
37
Step-by-step explanation:
PLEASE HELP !!!! Give an example of
A square tile mesures 20 cm by 20cm a rectangular tile is 3 cm longer and 2 cm narrower. What is the different in area between the two tiles?
Answer:
Rectangular tile has 14 cm² larger area-----------------
Find each area and then find their difference.
A(square) = 20² = 400 cm²A(rectangle) = (20 + 3)(20 - 2) = 23*18 = 414 cm²The difference is:
414 - 400 = 14 cm²Write the rational number 36/5 as a decimal
Answer:
36/5 as a decimal is 7.2
Step-by-step explanation:
In the fraction 36/5, 36 is the numerator and 5 is the denominator, the fraction bar means "divided by". Therefore, the fraction 36/5 is same as "36 divided by 5" or "36 ÷ 5".
When we calculated 36 divided by 5, we found that 36/5 in decimal form is:
36 ÷ 5 = 7.2
Therefore, the decimal form of 36/5 is 7.2
Let m = x^2 - 5
Which equation is equivalent to (x^2-5)^2 - 3x^2 + 15= -2 in terms of m ?
A m^2+3m+2=0
B m^2-3m+17=0
C m^2-3m+2=0
D m^2+3m+17=0
Thanks!
The equivalent equation to the (x² - 5)² - 3x² + 15 = -2 in form of 'm' is given by option c. m² -3m + 2 = 0.
The equation is equal to,
(x² - 5)² - 3x² + 15 = -2
let the value of m be equals to x² - 5.
Simplify the equation we have,
⇒ ( x² - 5 )² - 3x² + 15 = -2
Take '3' common factor from the 3x² + 15 so that it get convert into x² - 5 we get,
⇒ ( x² - 5 )² - 3 (x² - 5 ) = -2
Now replace x² - 5 by m to get the equivalent equation,
⇒ ( m )² - 3 (m ) = -2
⇒ m² -3m + 2 = 0
Therefore, the equivalent equation to the given equation is written as option c. m² -3m + 2 = 0.
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A basketball player is 100 inches tall. A model is created of the player using a scale factor of 1:20. How tall is the model in inches?
Answer:
the model is 4.5 In
Step-by-step explanation:
Answer: its 5 in
Step-by-step explanation:
The use of the internet is constantly growing. How many randomly selected adults must be surveyed to estimate the percentage of adults in the United States who now use the internet? Assume we want to be 99% confident that the sample percentage is within 2 percentage points of the true population percentage.
a) Assume that nothing is known about the percentage of adults using the internet.
b) Assume it was estimated that 72% of adults in the United States use the internet.
During a parent meeting, Deborah is surprised when the parents of a child become defensive. The child, Devon, is a high achiever but disruptive during class, and Deborah felt that she was careful to stress the positive as well as the negative about Devon's behavior. What advice would be best to give Deborah regarding her next meeting with the parents
In Deborah's next meeting with the parents of Devon, it would be advisable for her to approach the situation with empathy, understanding, and a collaborative mindset.
Here are some pieces of advice to guide her:
Create an open and non-confrontational atmosphere, Deborah should aim to create a safe and welcoming environment where the parents feel comfortable expressing their concerns and opinions. Active listening and acknowledging their perspective can help in fostering open communication.
Focus on a balanced discussion, Deborah should emphasize the positive aspects of Devon's achievements while addressing the disruptive behavior during class. By highlighting Devon's strengths and accomplishments, Deborah can show that she recognizes and values his potential, but also wants to work together to address the disruptive behavior.
Seek parental input and involvement, Inviting the parents to share their insights, concerns, and suggestions regarding Devon's behavior can make them feel valued and involved in the process. This collaborative approach can foster a sense of partnership between the teacher and the parents in supporting Devon's overall development.
Offer specific observations and solutions, Deborah should provide specific examples of Devon's disruptive behavior and its impact on the learning environment. Additionally, she can suggest strategies or interventions that could help address the behavior and improve Devon's classroom experience. This shows that she is proactive and invested in finding solutions.
Consider additional support or resources, If necessary, Deborah can discuss the possibility of involving other professionals, such as school counselors or psychologists, to provide additional support and insights into Devon's behavior. This collaborative approach can lead to a more comprehensive understanding of the situation and better support for Devon's needs.
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Help me please I'm begging you i am marking brainiest, no one ever helps me with anything i am really struggling as a kid to move on to the next grade so please me me out with this problem please for i can force myself to keep going:
A student is doing a reading assignment. After 37 minutes of reading, she skims the pages ahead and estimates that she still has 55% of the reading to do. According to the girl's estimate, how long is the total reading assignment? Round to the nearest minute.
Answer:
82 minutes.
Step-by-step explanation:
So first calculate the percentage 37 minutes is. It is 45%
Next find how much 1% is.
Divide by 45.
\(\frac{37}{45}\)
Multiply by 100 to find how much the whole time is: \(\frac{3700}{45}\)
The decimal version is: 82.2222222222...
Which simplifies to 82 minutes.
Answer:
82 mins
Step-by-step explanation:
percentage of pages she has already read
100-55= 45%
45%----------- 37mins
55%------------ x mins
x =( 37× 55)/45
x= 45.22 mins
approximately x=45 mins
The time for reading assignment is 37mins + 45 mins = 82 mins.
the following counting rates were obtained on a sample that was identified as a pure beta emitter: day 0 1 2 3 5 10 20 cpm 5500 5240 5000 4750 4320 3400 2050 136 chapter 4 (a) plot the data on semilog paper. (b) determine the half-life from the graph. (c) what is the value of the transformation constant (in per day)? (d) write the equation for the decay curve. (e) what is the radionuclide in the sample?
(a) Graph of the data on semi - log paper is illustrated below.
(b) The half-life from the graph is 10 days
(c) The value of the transformation constant is 0.0693 per day
(d) The equation for the decay curve is \(\lambda = ln(2)/t_{1/2}\)
(e) The radionuclide in the sample is 2.71828.
To start, let's discuss semi-log paper. This type of graph paper has a logarithmic scale on one axis and a linear scale on the other. It's useful when dealing with data that spans several orders of magnitude, as is often the case in radioactive decay experiments. In our case, we'll plot the counting rates (measured in counts per minute or cpm) on the linear scale and the time (measured in days) on the logarithmic scale.
Now, let's plot the data on semi-log paper. On the y-axis (linear scale), we'll plot the counting rates and on the x-axis (logarithmic scale), we'll plot the time. We can see that the counting rates decrease as time goes on, which is consistent with radioactive decay. We can also see that the data points fall roughly along a straight line when we plot them on semilog paper.
Next, we'll determine the half-life from the graph. The half-life is the amount of time it takes for half of the radioactive isotopes in a sample to decay. To find the half-life from our graph, we'll look for the point where the counting rate has decreased to half of its original value. We can see that this occurs at around 10 days. Therefore, the half-life of the sample is approximately 10 days.
We can now use the half-life to calculate the transformation constant. The transformation constant (also called the decay constant) is a measure of how quickly the radioactive isotopes in a sample decay. It is related to the half-life by the equation:
\(\lambda = ln(2)/t_{1/2}\)
where lambda is the transformation constant and the half-life. Substituting in the values we obtained from the graph, we get:
\(\lambda = ln(2)/10 days = 0.0693 per day\)
Therefore, the transformation constant for our sample is approximately 0.0693 per day.
We can now write the decay curve equation using the transformation constant. The decay curve equation describes how the number of radioactive isotopes in a sample changes over time. It is given by:
\(N(t) = N_0 * e^{-\lambda \times t)\)
where N₀ is the initial number of radioactive isotopes in the sample, t is the time elapsed since the sample was taken, and e is the mathematical constant approximately equal to 2.71828. Substituting in the values we obtained, we get:
\(N(t) = 5500 * e^{-0.0693\times t}\)
Finally, we can identify the radionuclide in the sample. Since the sample was identified as a pure beta emitter, we know that it emits beta particles during radioactive decay.
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LAST TRY! MARKING BRAINIEST (only the evens)
Answer:
2. Necklace
Discount : 95.19 x 0.75 = 71.25
Selling prices: 95.19 - 71.25 = 23.94
4. Book
Markup: 39 x 0.075 = 2.93
Selling price 39 + 39(0.075) = 41.93
6. Car
Markup: 15558 x 0.28 = 4356.24
Selling price: 1558 + 1558(0.28) = 19.914.24
8. 37.99 x 0.076 = 2.89
10. 219 + 219(0.30) = 284.7
12. 479 + 479(0.08) = 517.32
Step-by-step explanation:
2. Necklace
Discount : 95.19 x 0.75 = 71.25
Selling prices: 95.19 - 71.25 = 23.94
4. Book
Markup: 39 x 0.075 = 2.93
Selling price 39 + 39(0.075) = 41.93
6. Car
Markup: 15558 x 0.28 = 4356.24
Selling price: 1558 + 1558(0.28) = 19.914.24
8. 37.99 x 0.076 = 2.89
10. 219 + 219(0.30) = 284.7
12. 479 + 479(0.08) = 517.32
What percent of 80 is 48? Round your answer to the nearest hundredth if necessary.
Answer:
60%
Step-by-step explanation:
Yesterday, a movie theater sold 278 bags of popcom. A large bag of popcorn costs $3. A small bag of popcom costs $1. In all, the more theater made shes from
popcorn sales. Write and solve a system of equations to find how many bags of each size of popcom were sold.
Answer:
They sold 175 small popcorns and 103 Large popcorns
Step-by-step explanation:
The equation is
L + S = 278 this means the total large and small popcorn that they sold is 278
3L+1S= 484 The owner of the question told me the total profit is 484
When we solve we can turn the first equation into L=-S+278
we substitute L=-S+278 into 3L+1S=484 we get -3S+ 834+ S= 484
-3S+834+1S=484
-2S+ 834= 484
-2S=- 350
2s= 350
s= 175
We know that they sold 175 small popcorns now. Now we Substitute 175 into L+ S= 278 and get L+ 175=278
L+175=278
L= 103
They sold 175 small popcorns and 103 Large popcorns
Grandma's age is 6 years less than 5 times Junior's age, j. If Grandma is 64 years old, which equation
can be used to find Junior's age?
Helppp
Answer:
junior is 6
Step-by-step explanation:
take 64 and divide by 5 you get 12 then take away the 6 years and you get juniors age which is 6
The equation used to find the age of Junior's age is 64 = 5J - 6 and the age of Junior will be 14 years old.
How to form an equation?Determine the known quantities and designate the unknown quantity as a variable while trying to set up or construct a linear equation to fit a real-world application.
In other words, an equation is a set of variables that are constrained through a situation or case.
Let's say Grandma's age is G while junior is J.
As per the given,
Grandma's age is 6 years less than 5 times Junior's age,
G = 5J - 6
64 = 5J - 6
J = 14
Hence "The equation used to find the age of Junior's age is 64 = 5J - 6 and the age of Junior will be 14 years old".
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Solve for x in the diagram below.
Answer:
77
Step-by-step explanation:
why because 100+3=103
and this is half a circle so the answer is 180-103 that is 77
Answer:
x = 20°Step-by-step explanation:
From the question it can be seen that all the angles lie on a straight line and
Angles on a straight line add up to 180°
To solve for x add up all the angles and equate them to 180°
That's
x + 3x + 100 = 180
4x + 100 = 180
Subtract 100 from both sides
4x + 100 - 100 = 180 - 100
4x = 80
Divide both sides by 4
We have
\( \frac{4x}{4} = \frac{80}{4} \)We have the final answer as
x = 20°Hope this helps you
Steel chain costs $0.75 per foot from Company
X, which provides free shipping. The same
steel chain costs $1.20 per yard at Company Y,
which charges a $120.00 shipping fee for all
orders. How much more does Company
Y charge, in dollars, than company X for 300
feet of steel chains?
Answer:
Company Y charges 255 dollars more then Company X :)
Step-by-step explanation:
Company X: 0.75 * 300 = 225 + 0 shipping
Company Y: 1.20 * 300 = 360 + 120 shipping = 480
480 - 225 = 255
You receive 23 out of 25 points on an exam. What is your score as a percent?
Answer:
Your score as a percent is **92%**. Here is how I calculated it:
To convert a fraction to a percent, you need to divide the numerator by the denominator, multiply the result by 100, and add a "%" sign
In your case, the fraction is 23/25, so you need to divide 23 by 25, multiply by 100, and add a "%".
23 ÷ 25 = 0.92
0.92 × 100 = 92
92 + "%" = 92%
Therefore, your score as a percent is 92%.
Step-by-step explanation:
Can someone help me?
What's 4/5 of 55?
Answer:
44 is 4/5 out of 55 (44/55 = 4/5)
Step-by-step explanation:
55 can be divided into fifths.
1/5 = 11 or 11/55
11 x 4 = 44
Hopefully this helps :3 Sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3
-Bee~
What is the correct answer for this question?
13.27= S- 24.45
Answer:
S= 37.72
Step-by-step explanation:
Add
13.27+24.45=S
Simplify
37.72=S
S=37.72
Hope this helps :)
Matthew collected different types of leaves for a science project. He measured the lengths of the leaves. This list shows his findings. 2, 2, 234, 214, 3, 234, 3, 234, 314, 312, 3, 234 Create a line plot to display the data.
Answer:
Place 2 X's above the 2 column, and Place 1 X above the 2 1/4 column, place 4 X's in the 2 3/4 column, place 2 X's in the 3 column, place 1 X in the 3 1/4 column, and 1 X in the 3 1/2 column.
Step-by-step explanation:
The key with Line plots is to count the amount of that number. As you can see, there are 2 2's in the 2 columns, 2 3's in the three-column, and so on. And the three main steps of making a line graph are these:
1. Count the Number of what you have
2. Always give your graph a title
3. Keep your graph organized. An unorganized graph can cause confusion.
And you're done! I hope this helped!
Running to and fro around the deck, you must tie loose objects together and secure them to the ship. Use the Product Rule to simplify the expressions below and minimize ship damage.
What is one way to simplify variables with many, many levels (or decimal places) when creating a frequency distribution?A. Ignore outliers B. Organize data into class intervals C. Graph each level of the variable individually D. Compute a mean, median, and mode
One way to simplify variables with many levels (or decimal places) when creating a frequency distribution is to organize the data into class intervals (option B).
By grouping the data into intervals, the frequency distribution becomes more manageable and easier to interpret. This process involves dividing the range of values into distinct intervals or categories and then counting the number of observations falling within each interval. Class intervals provide a summary of the data by grouping similar values together, reducing the complexity of individual levels or decimal places.
This simplification technique is particularly useful when dealing with large datasets or continuous variables that have numerous levels or decimal values, allowing for a clearer representation and analysis of the data.
Option B holds true.
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Please help Omg please please please I’m praying somebody helps
What is 3.5km : 1400m in a simplified ratio
Answer:
7 : 8Step-by-step explanation:
3.5km : 1400m
1km = 1000m
3.5 × 1000 = 3500m
3500 : 4000
35 : 40
7 : 8
Toby picks a 6-digit number.
It is larger than 199,999 and it is a multiple of 2.
How many different numbers could he have picked?
Step-by-step explanation:
Basically the question is asking how many multiples of 5 there are in the range 1000\leq x \leq 9999
Answer: 400000 numbers
the number we need is abcdef (a ≠ 0)
becauuse abcdef > 199999 and it is a multiple of 2.
=> 200000 ≤ abcdef ≤ 999998
=> there are: (999998 - 200000)/2 + 1 = 400000 (numbers)
Step-by-step explanation:
2. If you can bake 15 cookies in 5 minutes, then how many cookies can you
bake in 32 minutes?
Can some one help me graph y=4x + 5 I keep doing something wrong.
Answer:
y = - 3x + 4
Step-by-step explanation:
Line is passing through the points (1, 1) & (0, 4)
Slope of line = (4-1)/(0-1) = 3/(-1) = - 3
Equation of line
y = mx + b
Here m = - 3, b = 4
y = - 3x + 4
Using point (1, 1)
y - 1= - 3(x - 1)
y = - 3x +3 +1
y = - 3x + 4