Answer:
Simplified to lowest possible would be 
Step-by-step explanation:
Answer:
15 to 27 (which is equal to 5:9)
Step-by-step explanation:
The ratio 15 to 12 indicates that there is a total of 27 people in the classroom (15+12). So, if you want boys to total students, it's 15 to 27.
You can divide each of these by 3 to simplify it and get 5:9.
Answer:
yard = 3 inch = 2.54
Step-by-step explanation:
I used a calculator
Answer:
<h2>864 cm²</h2>
Step-by-step explanation:
The formula of a volume of a cube:

<em>s</em> - <em>edge</em>
We have

Substitute:
![s^3=1728\to s=\sqrt[3]{1728}\\\\s=12\ cm[/texbecause[tex]12^3=1728](https://tex.z-dn.net/?f=s%5E3%3D1728%5Cto%20s%3D%5Csqrt%5B3%5D%7B1728%7D%5C%5C%5C%5Cs%3D12%5C%20cm%5B%2Ftex%3C%2Fp%3E%3Cp%3Ebecause%3C%2Fp%3E%3Cp%3E%5Btex%5D12%5E3%3D1728)
The formula of a surface area of a cube:

(6 square faces of a cube)
Substitute:

X+4=-4
3x-8=-8
Hope it helps.