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The volume of cuboid is $900 \mathrm{~cm}^{3}$ and its length is $15 \mathrm{~cm}$ and height is $12 \mathrm{~cm}$, then find its breadth.

(a) $5 \mathrm{~cm}$

(b) $7 \mathrm{~cm}$

(c) $6 \mathrm{~cm}$

(d) $30 \mathrm{~cm}$

Solution

$$\begin{array}{l} =\frac{\text { Volume }}{l \times h} \\ =\frac{900}{15 \times 12} \\ =5 \mathrm{~cm} ; \text { Ans. } \end{array}$$

$\therefore$ Correct option is $( a)$

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