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Solnce55 [7]
3 years ago
13

Sara goes on a slingshot ride in an amusement park. She is strapped into a spherical ball that has a radius of 3·10^2 centimeter

s. What is the volume of air in the spherical ball? Use the formula
Mathematics
1 answer:
kondaur [170]3 years ago
8 0
To solve for the volume of a spherical ball, we use the formula,

                                               V = (4<span>πr^3)/3

The given radius of 3x10^2 centimeters converts to 3 meters. Solving for the volume,
 
                                                V = (4</span>π)x(3^3)/3 = 36<span>π m^3

</span>Thus, Sara is trapped in a spherical ball with a volume of 36<span>π m^3.
</span><span>

</span>
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Describe the connections between unit rates, proportions, and rate tables.
Bas_tet [7]
They're all used for differentiating types of measurement in mathematics and science.
5 0
3 years ago
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What is the equivalent ratio of 9 to 11
Zepler [3.9K]

<span>
9 to 11 = 9:11</span>

<span />If u times 2 you will get 18:22 which is equivalent to 9:11

<span>Next u could do 18:22 times 2 to get another equivalent answer to 9:11 </span>

<span /><span>You could just continue this to get more equivalent answer to 9:11</span>

<span>HOPE MINE IS THE BRAINLIEST </span>

7 0
3 years ago
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45 points! Please help me ASAP!
zlopas [31]
2 times 10^4 means 2 with 4 zeroes after it or 20000
4 times 10^6=4 with 6 zeros after it or 400000

compare

20000 and 4000000
we can see that 4000000 is 200 times of 20000
therefor the answer is C

we can also do
(4 times 10^6)/(2 times 10^4)=4/2 times (10^6)/(10^4)=2 times 10^2=200


answer is C
8 0
3 years ago
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The ratio of a model building's dimensions to the building's actual dimensions is 1/20. If the height of the model is 18 inches,
Umnica [9.8K]
Answer: 360ft

Explanation:
x = 18/1/20
x = 18 x 20
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6 0
2 years ago
At a high school, students can choose between three art electives, four history electives, and five computer electives. Each stu
V125BC [204]

Answer:

\frac{^3C_1\times ^4C_1}{^{12}C_2}

Step-by-step explanation:

Given,

Art electives = 3,

History electives = 4,

Computer electives = 5,

Total number of electives = 3 + 4 + 5 = 12,

Since, if a student chooses an art elective and a history elective,

So, the total combination of choosing an art elective and a history elective = ^3C_1\times ^4C_1

Also, the total combination of choosing any 2 subjects out of 12 subjects = ^{12}C_2

Hence, the probability that a student chooses an art elective and a history elective = \frac{\text{Total combination of choosing an art elective and a history}}{\text{ Total combination of choosing any 2 subjects}}

=\frac{^3C_1\times ^4C_1}{^{12}C_2}

Which is the required expression.

3 0
3 years ago
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