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Marta_Voda [28]
3 years ago
9

Calculate the volume of each geometric shape:

Mathematics
1 answer:
pav-90 [236]3 years ago
5 0

Answer:

a) 235.62in³

b) 904.78in³

Step-by-step explanation:

a) The formula to find the volume of a cylinder is:

V = \pi r^2h

We are given that r = 5 and h = 3, so we can just plug in and solve:

V = \pi(5)^2(3) = 235.62in^3

b) The formula to find the volume of a sphere is:

V = \frac{4}{3}\pi r^3

We are given that the diameter is 12in, which means that the radius (r) must be 6in (half the diameter). Now, we can plug in and solve:

V = \frac{4}{3}\pi (6)^3 = 904.78in^3

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ludmilkaskok [199]

Answer:

He needs 7/24 cup of milk

Step-by-step explanation:

If he needs 5/8 cup of milk and has 1/3 cup, he will need to subtract so see how much more he needs.

5/8 - 1/3

We need to get a common denominator of 24

5/8 * 3/3   - 1/3 *8/8

15/24 - 8/24

7/24

He needs 7/24 cup of milk

3 0
3 years ago
Which expression represents the value of the series below?<br> 3+ 7 + 11 + 15 + ... + 1,671
torisob [31]

Answer:

Step-by-step explanation:

This is an Arithmetic Series with common difference 4 and first term 3

so the nth term an = 3 + (n -1)4

= 4n - 1.

The sum of n terms

= n/2 (a1 + L)

= n/2(3 + 1671)

=  837n.

There are (1671-3) / 4 + 1 = 418 terms in the series,

so the total value of the series is 837*418

= 349,866.

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4 0
2 years ago
Find the average number of people in these cities: New York, Philadelphia, Chicago and Detroit a. 3.35 million b. 40 million. C
lara31 [8.8K]

Answer:

The answer is maybe going to be D which is 33 million

Step-by-step explanation:

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5 0
3 years ago
If 120 marks is 60% what is full marks
AveGali [126]
Let's say is "x", so, then "x" is the 100%, and we know that the 60% is 120, what the dickens is "x" anyway?

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3 0
3 years ago
I need to get y by itself.
Artemon [7]

Answer:

1/3x -2=y

Step-by-step explanation:

I hope this helps

4 0
4 years ago
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