Total surface area of a cube is 1014cm^2. It's volume will be : a) 2197 cm^3
b) 2297 cm^3
c) 2179 cm^3
d) 2117 cm^3

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Step-by-step explanation:

Surface Area and Volume of a Cube

Given a cube of side length a, the surface area is:

The volume is calculated as:

It's given the surface area of a cube:

We can find the side length a by solving for a:

a = 13 cm

Now compute the volume:

a) 2197 cm^3

practice. practice. practice.

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls