Joey has a beach ball with a radius of 20 cm. What volume of air will it hold when fully inflated? [Round to nearest tenth.]

A) 83.8 cm3
B) 251.4 cm3
C) 1676.2 cm3
D) 33,493.3 cm3

Answers

Answer 1

Answer:

D) 33,493.3 cm3

Step-by-step explanation:

We know that

The volume of the sphere (beach ball) is equal to

[tex]V=\frac{4}{3} \pi r^{3}[/tex]

we have

[tex]r=20cm[/tex]

substitute

[tex]V=\frac{4}{3}\pi (20^{3} )=33,493.3 cm^{3}[/tex]

Answer 2

Answer:

D

Step-by-step explanation:

V=[tex]\frac{4}{3}[/tex] π [tex]r^{3}[/tex]

r=20 cm

V= [tex]\frac{4}{3}[/tex]π([tex]20^{3}[/tex])= 33,493.3 [tex]cm^{3}[/tex]


Related Questions

Lemniscate is the shape of what mathematical symbol?

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Answer:

hi

Step-by-step explanation:

i think infinity

have a nice day

Answer:

everything?

Step-by-step explanation:

A 52 foot ladder is set against the side of a house so that it reaches up 48 feet. If Jace
grabs the ladder at its base and pulls it 7 feet farther from the house, how far up the
side of the house will the ladder reach now? (The answer is not 41 ft.) Round to the
nearest tenth of a foot.

Answers

Answer:

44.4

Step-by-step explanation:

yes

Answer:

44.4

Step-by-step explanation:

i tried it nd it worked ;)

Which is bigger 3/8 or 0.25

Answers

Answer:

3/8

Step-by-step explanation:

2/8 is equivalent to 0.25.

3/8 > 2/8

0.25

Hope this helped :T

Help I need help asappp

Answers

Answer:

-32

Step-by-step explanation:

-32/-4 = 32/4 = 8

8 - 5 = 3

3 = g/-4 - 5

-4(3) = -4(g/-4 - 5)

-12 = g + 20

-12 - 20 = g + 20 - 20

g = -32

HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

Answers

Answer:

i think the answer might be C

I think it’s c too. U should check

If 16*x=1/64, find the value of x

Answers

Answer:

I think it is x=1/1024 not sure but try it

Answer:

x = - [tex]\frac{3}{2}[/tex]

Step-by-step explanation:

Assuming you mean

[tex]16^{x}[/tex] = [tex]\frac{1}{64}[/tex]

note that 16 = 4² and 64 = 4³ , so

[tex](4^{2} )^{x}[/tex] = [tex]\frac{1}{4^{3} }[/tex]

[tex]4^{2x}[/tex] = [tex]4^{-3}[/tex]

Since the bases on both sides are equal, both 4, then equate exponents

2x = - 3 ( divide both sides by 2 )

x = - [tex]\frac{3}{2}[/tex] ( = - 1.5 )

what is
2×3^3 × (6÷3)​

Answers

That is easy use photo math your welcome

Is the following number rational or irrational?
7.11

Answers

Answer:

7.11 is a rational number, because it is a terminated decimal and can be expressed as a fraction.

Answer:

Rational

Step-by-step explanation:

7.11 contains a non-continuous decimal unlike pi or 1/3

Order the list of decimals from least to greatest:.56, .056, .05, .6, .005
PLEASE HELP ASAP

Answers

.056, .005, .05, .6, 56
0.005, 0.05, 0.56 ,0.6

Please answer correctly

Answers

Answer:

answer correctly definition.

Step-by-step explanation:

When something is correct, it is right or accurate. The correct answer to a problem is the right answer, so if you answered to a problem right, you answered it correctly.

what is the question for this?

let me know so i can help!

PLEASE HELP NO LINKS NO STEALING POINTS!!

Answers

Line 1 = 1/4

Line 2 = -4

Line 3 = -1/3

[graph attached, red is line 1, blue is line 2, and green is line 3]

_____8x^2+14x+3=0______

Answers

Answer:

x= - [tex]\frac{1}{4}[/tex] ,  x = -  [tex]\frac{3}{2}[/tex]

Step-by-step explanation:

8[tex]x^{2}[/tex]+14x+3=0

(4x+1)(2x+3)

x= - [tex]\frac{1}{4}[/tex] ,  x = -  [tex]\frac{3}{2}[/tex]

Choose the three examples that can be measured with volume.
A. the space inside a paper bag
B. the amount of water in a pond
c. the space covered up by a poster
D. the amount of soup a bowl will hold
E. the amount of space on the surface of a table

Answers

The correct answer is letter C

What is c? 4(c - 3) = 8

Answers

Answer:

4 (c - 3) = 8

4c - 12 = 8

4c = 8 + 12

4c = 20

c = 20 ÷ 4

c = 5

Hope it helps!

2. 64 oz = ? lb
A. 2 lb
B. 4 lb
C. 8 lb
D. 128 lb

Answers

Answer: b) 4lb

Step-by-step explanation:

Answer:Your answer is B

Step-by-step explanation:

64 oz is= to 4 lb

Find the total surface area of a cuboidal room whose
length ,breadth and height are 9m ,5m and 3m.
respectively.

Answers

Answer:

174cm^2

Step-by-step explanation:

Given data

L=9m

W=5m

H=3m

The formula for the total surface area of a cuboid is

SA=2lw+2lh+2hw

substitute

SA=2*9*5+2*9*3+2*3*5

SA= 90+54+30

SA= 174cm^2

Hence the surface area is 174cm^2

Solve the system of equations using elimination


10x−3y−81=0

−5x−7y−19=0

x = ?
y = ?

Answers

Answer: i took a screen shot not sure if that is what you need but i hope it helps

Step-by-step explanation:

If right pleas make brainly

The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable












































































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable


































































































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable

















































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

Answers

Answer: independent=t. dependent=v

Step-by-step explanation:

What’s the answer for NLK?

Answers

the answer of NLK should be 180

Answer:

180 degrees

Step-by-step explanation:

because NJK adds up to 180 degrees and a circle is 360 degrees. Hope this helped :)

A toy store’s percentage of markup is 25%. A modeltrain costs the store $120. Find themarkup.

a.$120 b. $30c. $90 d. $150


(pls help)

Answers

The correct answer is letter B

For a month, a parent offers to increase her son's allowance by $4 each week. If he earned $9 the first week, how much will he earn in the 3rd week?

Answers

Answer:

17.00

Step-by-step explanation:

9+4+4=17

En cierta ocasión a Verónica le ofrecieron en su trabajo un aumento de 15 % en su salario mensual base, el cual era de $11 000.00, entonces me pidió que si le podía ayudar a determinar cuánto dinero le iban a aumentar. ¿Ya sabes cómo ayudar a Verónica?

Answers

Answer:

$12,650

No

Step-by-step explanation:

The computation of the increase in salary is shown below:

GIven that

The salary is $11,000

And, the increment percentage is 15%

So based on the above information

The salary after increment is

= $11,000 + $11,000 × 15%

= $11,000 + $1,650

= $12,650

No we dont know how to help veronica

how many ft do 26.2 miles equal

Answers

Answer: 138,336

Step-by-step explanation:

The Answer is 138336 Feet!

In the third quarter of 2001, the median sale price for a single-family
home in Putnam County, New York, was $259,970. A year earlier, the
price was $242,555. What was the percent increase?

Answers

Answer:

The % increase is 7.179 but see the remark I made below. What I have given and what it could be is a rounding error. Less than 2 dollars error is not much when you are calculating something for someone just to show them how to do it.

Step-by-step explanation:

242,555 * x/100 = 259,970           Multiply by 100

242,555 * x = 259970 * 100

242,555 * x = 25997000            Divide by 242555

x = 24997000/242444

x = 107.179

That's the total increase.

What you want is 7.179%

If you take 7.179% of 242,555 and add it onto 242555 you should get 259,970

7.1797/100 * 242555 = 17413.02

17413.02 + 242555 = 259968.02

Why isn't it exact. I'm out just about 2 whole dollars. The reason is that the % isn't exact. It's only out to 3 decimal places which apparently is not enough. You can go over my numbers if you want more exactness us use something that is rounded to 7.180 if you like.

Help, please!! I really need a correct answer, please don't answer to get points. :(

Answers

Answer:

Multiyply all 3 numbers to get your answer.

Step-by-step explanation:

4.5*2*2

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second one is 44

Step-by-step explanation:

2*2*4.5=18

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On Tuesday Jack bought four boxes. On Wednesday half of all the boxes that he had were destroyed. Write an expression for how many boxes Jack has now.

Answers

Don’t check the links

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Answers

Answer:

Answers In Images Below \/

Step-by-step explanation:

two sides of a right triangle have lengths of 60 feet and 75 feet.

Answers

Answer:

https://www.omnicalculator.com/math/hypotenuse

Step-by-step explanation:

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A. (-5,3)
B. (-3,1)
C. (-2,-8)
D. (0,8)

Answers

Your answer is a because it is

Blake snacked on a bag of chips while watching a movie, After the movie 7/8 of the bag remained uneaten. His dog got into the bag later and ate 3/5 of the remaining chips which expression can be used to find the fraction of the original whole bag of chips that Blake's dog ate? A 3/5 - 7/8
B 3/5 x 7/8
C 3/5 + 7/8
D 3/5 ÷ 7/8​

Answers

Answer:

Step-by-step explanation:

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