PLEASE SHOW FULL SOLUTIONS!! Will Mark Brainliest for the best answer. The radius of a spherical balloon is 3.5 cm. What is the volume of air in the balloon? Show your answer in terms of pi or round your answer to one decimal place.

THANKS

Answers

Answer 1

9514 1404 393

Answer:

  343π/6 cm³ ≈ 179.6 cm³

Step-by-step explanation:

The formula for the volume of a sphere is one of the volume formulas worth memorizing. It is ...

  V = (4/3)πr³

For r = 3.5 cm, the volume is ...

  V = (4/3)π(3.5 cm)³ = 343π/6 cm³ ≈ 179.6 cm³

The volume of air in the balloon is about 179.6 cm³.


Related Questions

PLZZZZZ HELP MEEEEEEEE

Answers

Answer:

i am confused

Step-by-step explanation:

the bits on it is not that good to look at

2x - y = -2,X + y = -1

Answers

Answer:

x=-1, y=0

Step-by-step explanation:

Hope this is right!!

multiply .035 times a power of ten so that the product is greater than 1 but less than 100​

Answers

Answer:

0.035 x 10^3

Step-by-step explanation:

yes

8. A sum of $1200 was lent out for 2 years at S. I. The lender got $1536 in all.
Find the rate of interest p.a.​

Answers

Answer: The rate of interest per annum is 64%

A statistics teacher was interested in the relationship between the number of days students waited to start a project and the score that project received (out of 100 points). Information was collected on several students and was used to obtain the regression equation ŷ = –3.64x + 96.5, where x represents the number of procrastination days and ŷ is the predicted grade. Which statement best describes the meaning of the slope of the regression line?

A:For each increase in number of procrastination days by 1, the predicted grade decreases by 3.64 points.
B;For each increase in number of procrastination days by 1, the predicted grade decreases by 96.5 points.
C;For each increase in grade by 1 point, the predicted number of procrastination days decreases by 96.5 days.
D:For each increase in grade by 1 point, the predicted number of procrastination days decreases by 3.64 days.

Answers

Answer:

A: For each increase in the number of procrastination days by 1, the predicted grade decreases by 3.64 points.

Step-by-step explanation:

The slope of a Regression Line

A straight line can be represented in the slope-intercept form:

y = mx + b

Where m is the slope and b is the y-intercept.

The slope describes how fast and in what direction the graph goes when x changes values.

If m is positive, increments in x imply increments in y.

If m is negative, increments in x imply decrements in y.

The regression line is:

ŷ = –3.64x + 96.5

Where:

x = the number of procrastination days

ŷ = the predicted grade

We can say the slope is m=-3.64. This means that:

A: For each increase in the number of procrastination days by 1, the predicted grade decreases by 3.64 points.

Pretty sure the guy above me is right, although I have not checked on edge.

(A) For each increase in number of procrastination days by 1, the predicted grade decreases by 3.64 points.

kinda sucks how theres nothing for stats on here but i hope to help a little =================================

if you're looking for "What is the predicted grade of a student who procrastinated for 2 days?" as-well, the answer for that seperate question is (C) 89.22 .

=================================

ED2021

PLEASE HELP
If the spinner is spun, what are the ODDS that the pointer lands on the number 6 or greater?

Answers

Answer:

What's the spinner?  How many numbers are on it?

Step-by-step explanation:

can you help me please​

Answers

Answer:

2. A, the first option

3. A, first option

Step-by-step explanation:

A segment is the part of a line that connects two points. It is the shortest distance between the two points. It has a length.

A ray is a part of a line that has one endpoint and goes on infinitely in only one direction. You cannot measure the length of a ray. A ray is named using its endpoint first, and then any other point on the ray

I hope this helps!!! Have a wonderful day!!!

Use the order of operations to simplify 3 + 8(2.5 – 0.5).
O A. 163
O B. 201
O c. 4
D. 2

Answers

Answer:

A. 16 3/4

Step-by-step explanation:

it just is

Please help thank you ​

Answers

Answer: 3

Step-by-step explanation:

simply divide 1200 by 400. :)


The coordinate pairs could represent the the vertices of a triangles congruent to KLM?

PLEASE HELP THIS IS TIMED

Answers

Answer:

D

Step-by-step explanation:

Answer:

Your answer is D :)

Step-by-step explanation:

I hope this helped

I need help with this khan academy question

Answers

That will be =3x10 with the baby 3 on top of the 10 and that also equals 3000

How would you describe the difference between the graphs of f(x) =2/3x^3 and g(x)=2/3(-x)^3
A. g(x) is a reflection of f(x) over the line y = x.
B. g(x) is a reflection of f(x) over the y-axis.
C. g(x) is a reflection of f(x) over the x-axis.
D. g(x) is a reflection of f(x) over the line y = 1.

Answers

I would have to say B

The Alden Middle School girls' soccer team won 75% of its games this season. If the
team won 9 games, how many games did it play? Solve this problem using a table,
diagram or picture model.

Answers

Answer:

12

Step-by-step explanation:

75% = 3/4 = 9games

1/4 = 3games

4/4 = 12 games

10. A jar contains 12 caramels, 7 mints and 16 dark chocolates. What is the probability of selecting a mint expressed as a fraction? *

Answers

Answer:

1/5

Step-by-step explanation:

7/35 and that simplifies to 1/5

What would be the correlation between the ages of husbands and wives if men always married woman who were(a) 3 years younger than themselves?(b) 2 years older than themselves?(c) half as old as themselves?

Answers

Answer:

the correct answer is a

The correlation between the ages of husbands and wives if men always married woman who were :

(a) 3 years younger than themselves

Correlation occurs as two variables or factors are related, and therefore the change in one variable affects another. In the situation presented there are 2 variables:  According to our constitution,  the legal age of men is 21 years and 18 years for women is 18 years.So according to the question the correlation between the ages of husbands and wives if men always married woman who will always be 3 years younger than themselves.

Therefore, the correct answer is a.

Learn more :

https://brainly.com/question/25160894?referrer=searchResults

Can someone explain algebra with a paragraph or sum cuz ion understand

Answers

Algebra is one of the broad parts of mathematics, together with number theory, geometry and analysis. It is the study of mathematical symbols and the rules for manipulating these symbols

Hope this helps.
:)

PLZ HELP!!!
WILL GIVE BRAINLIEST!!!

The school that Stefan goes to is selling tickets to a choral performance. On the first day of ticket sales the school sold 3 senior citizen tickets and 1 child ticket for a total of $38. The school took in $52 on the second day by selling 3 senior citizen tickets and 2 child tickets.

Find the price of a senior citizen ticket and the price of a child ticket.

Answers

Answer: Senior: $8, Child: 14

Step-by-step explanation:

3s + c = 38

3s + 2c = 52

c = 14

3s + 14 = 38

3s = 24

s = 8

Answer:

Child=$14 Senior=$8

Step-by-step explanation:

Which point is a solution to the given system of inequalities

Answers

The points that are in the solution set of the given system of inequalities are (2, 0), (0, 2), and (0, 3).

What is Inequality?

a relationship between two expressions or values that are not equal to each other is called 'inequality.

To determine which point is in the solution set of the given system of inequalities, we need to check each point to see if it satisfies both inequalities.

A) (2, 0)

Plugging in the values of x=2 and y=0 into the inequalities, we get:

2+0 ≥ 2 which is true, and

4(2)+0 ≥ -1 which is true.

Therefore, point A (2, 0) is in the solution set of the given system of inequalities.

B) (0, 2)

Plugging in the values of x=0 and y=2 into the inequalities, we get:

0+2 ≥ 2 which is true, and

4(0)+2 ≥ -1 which is true.

Therefore, point B (0, 2) is in the solution set of the given system of inequalities.

C) (0, 3)

Plugging in the values of x=0 and y=3 into the inequalities, we get:

0+3 ≥ 2 which is true, and

4(0)+3 ≥ -1 which is true.

Therefore, point C (0, 3) is in the solution set of the given system of inequalities.

D) (0, -1)

Plugging in the values of x=0 and y=-1 into the inequalities, we get:

0+(-1) ≥ 2 which is false, and

4(0)+(-1) ≥ -1 which is false.

Therefore, point D (0, -1) is not in the solution set of the given system of inequalities.

Hence, the points that are in the solution set of the given system of inequalities are (2, 0), (0, 2), and (0, 3).

To learn more on Inequality click:

https://brainly.com/question/28823603

#SPJ2

Which point is in the solution set of the given system of inequalities?

x+y≥2

4x+y≥-1

A-(2, 0)

B-(0, 2)

C-(0, 3)

D-(0, –1)

Choices would be
x = -0.4

x = 10

x = 2

X = -10

Answers

Answer:

The first one is

The second one is -

The third one is -.

The last one is

Step-by-step explanation:

ALSO I would really appreciate if you could check out our math channel. It is called Evimero Academy                

Thank you so much and have a good day

For the function F(x) = 1/x+2, which of these could be a value of F(x) when xis
close to 2?

A 0.01
B 2
C 10,000
D -0.01

Answers

Answer:

B 2

Step-by-step explanation:

The computation of the value of f(x) in the case when x = 2 is shown below

As per the question, following function is given

F(x) = (1 ÷ x) + 2

Based on this, the x = 2

Now put the x value in the above equation

So,

= (1 ÷ 2) + 2

= (1 + 4) ÷ 2

= 5 ÷ 2

= 2.5

Hence the closet number is 2

Therefore the value of f(x) in the case when x = 2 is 2

Hence, the correct option is b.

Answer:

C. 10,000

Step-by-step explanation:

"what is 3/8 divided by 6? give your answer as a fraction in the simplest form"

Answers

Step-by-step explanation:

[tex]{:}\hookrightarrow\sf \dfrac {3}{\dfrac {8}{6}}[/tex]

[tex]{:}\hookrightarrow\sf \dfrac {3}{8}\times \dfrac {1}{6}[/tex]

[tex]{:}\hookrightarrow\sf \dfrac {3}{8\times 6}[/tex]

[tex]{:}\hookrightarrow\sf \cancel {\dfrac {3}{48}}[/tex]

[tex]{:}\hookrightarrow\sf \dfrac {1}{16}[/tex]

How many solutions does the system have?

Pig Race

Time (seconds)
O zero
O one
O two
O infinite

Answers

Answer:

Step-by-step explanation:

I think it's 2

uhh i think the other person was correct (2)

Karina needs a total of $45 to buy her mother a birthday present. She has saved 20% of the amount so far. How much has she saved

Answers

Answer:

$9.00

Step-by-step explanation:

$45.00x20%=9

Answer:

$9

Step-by-step explanation:

$45 X .2 = $9

24a – 30

____________________________________________

Answers

Answer:

6(4a-5)

Step-by-step explanation:

mark as brainly answer

thnks

Answer:

Can`t solve it you can`t put 24a-30.

Step-by-step explanation:

It is not the same term 24a is a different term than 30. you need a equal sign to even solve the equation.

what is the sum
of the sides

Answers

Answer:

haha you thought

Step-by-step explanation:

you got baited kid

Answer:

14-032093ooooooo345034844939530985088888xbfb990822

Step-by-step explanation:

wakeupwakeupwakeupwakupwakeupwakeupwakeup

Find the matrix A of the reflection in the line L in R2 that consists of all scalar multiples of the vector.

Answers

Answer:

hello your question is incomplete attached below is the complete question

answer : 2/13    6/13

               6/13    3/13

Step-by-step explanation:

Firstly we will calculate the orthogonal basis L in R^2

attached below is the detailed solution

also assuming β to be the standard ordered basis

hence the matrix A of the reflection in the Line L in R2 =

2/13    6/13

6/13    3/13

The matrix A of the reflection in line L is given by  [tex]\rm A = \begin{bmatrix}\dfrac{2}{13} & \dfrac{6}{13}\\ \dfrac{6}{13} & \dfrac{3}{13}\end{bmatrix}[/tex]  and this can be determined by first evaluating the value of [tex]\rm R^2[/tex] by using the given data.

The orthogonal basis L in [tex]\rm R^2[/tex] is given by:

[tex]r = [u_1,u_2] =\left[\dfrac{1}{\sqrt{39} }\binom{6}{3}, \dfrac{1}{\sqrt{39} }\binom{3}{-6}\right][/tex]

[tex]\rm T(u_1)=u_1[/tex]

[tex]\rm T(u_2)=0[/tex]

[tex]\rm [T]_r = \begin{bmatrix}1 & 0\\ 0 & 0\end{bmatrix}[/tex]

[tex]\rm Q = \dfrac{1}{\sqrt{39} }\begin{bmatrix}6 & 3\\ 3 & -6\end{bmatrix}[/tex]

Now, matrix A is given by the formula:

[tex]\rm A=Q[T]_rQ^{-1}[/tex]

Now, substitute the value of known terms in the above equation.

[tex]\rm A = \dfrac{1}{\sqrt{39} }\begin{bmatrix}6 & 3\\ 3 & -6\end{bmatrix}\begin{bmatrix}1 & 0\\ 0 & 0\end{bmatrix}\dfrac{1}{\sqrt{39} }\begin{bmatrix}6 & 3\\ 3 & -6\end{bmatrix}[/tex]

Simplify the above expression.

[tex]\rm A = \dfrac{1}{{39} }\begin{bmatrix}6 & 18\\ 18 & 9\end{bmatrix}[/tex]

[tex]\rm A = \dfrac{3}{{39} }\begin{bmatrix}2 & 6\\ 6 & 3\end{bmatrix}[/tex]

[tex]\rm A = \dfrac{1}{{13} }\begin{bmatrix}2 & 6\\ 6 & 3\end{bmatrix}[/tex]

Multiply by 1/13 in the matrix.

[tex]\rm A = \begin{bmatrix}\dfrac{2}{13} & \dfrac{6}{13}\\ \dfrac{6}{13} & \dfrac{3}{13}\end{bmatrix}[/tex]

For more information, refer to the link given below:

https://brainly.com/question/16850761

(a) 3,235 ft? is about how many m??

Answers

Answer:

If you mean m as in miles, then approx 0.61 miles.

Step-by-step explanation:

There are 5280 feet in a mile, so divide 3235 by 5280.

Answer:   About 986 meters.

Step-by-step explanation:  You can multiply by the unit conversion

.3085 m/1 /ft × 3235ft = 986.028

Or divide 3235/3.281   Same thing. Round to "about 986 meters."

Can someone tell me where to graph this using plots?

Answers

This is where you would plot the graph. Desmos helps a lot too

A 1 3/4 inch candle burns down in 7 hours. If b represents how much of the candle, in
inches, has burned away at any time given in hours, t, write a proportional equation
for b in terms of t that matches the context.

Answers

Answer:

14 I THINK

Step-by-step explanation:

A storage bin in the corner of Joe's room has the dimensions shown below. What is the volume of the bin?

Answers

You didn’t give any dimension 3817-8 c
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