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Pani-rosa [81]
3 years ago
14

A large cube is made up of many small cubes. The volume of the large cube is 7.506×10^5mm^3. The volume of each small cube is 2.

78×10^4mm^3. How many small cubes make up the large cube?
Mathematics
1 answer:
irakobra [83]3 years ago
8 0

Answer:

27 small cubes

Step-by-step explanation:

Given that,

The volume of the large cube is 7.506\times 10^5\ mm^2

The volume of small cube is 2.78\times 10^4\ mm^2

We need to find how many small cubes make up the large cube. Let there are n small cubes. So, it can be calculated as follows :

n=\dfrac{7.506\times 10^5}{2.78\times 10^4}\\\\n=27

So, there are 27 small cubes that make up of the large cube.

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x = 53.85

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If 78% of x (some numbers) is equal to 42, then we must set this as an equation to find it.

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3) Alternatively, simply dividing 42 by 0.78 (78%) would come to the same result :

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<img src="https://tex.z-dn.net/?f=13%20%5Ctimes%2011%20%3D%3F" id="TexFormula1" title="13 \times 11 =?" alt="13 \times 11 =?" al
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