Mathematics 4024 · O Level · Surface area and volume

Surface area and volume — practice question

This container is formed from thin material and has the shape of an open-topped cuboid. Its length measures $15\text{ cm}$ and its width measures $8\text{ cm}$. The container's volume is $720\text{ cm}^3$.
(a)[2]

Calculate the container's height, $h\text{ cm}$.

(b)[2]

Calculate the outside surface area of the container.

(c)[1]

Liquid is poured into the container, and it occupies $60\%$ of the container. Calculate the height of the liquid in the container.

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