A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the deeper side. Its… · ABC26GN4820

Subject: General Aptitude · Chapter: Volume and Surface Area

A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the deeper side. Its volume is :

(a)$208 \mathrm{m}^{3}$

(b)$270 \mathrm{m}^{3}$

(c)$360 \mathrm{m}^{3}$

(d)$408 \mathrm{m}^{3}$

Answer

Answer (as printed): B

Explanation

Volume $$=\left[12 \times 9 \times\left(\frac{1+4}{2}\right)\right] \mathrm{m}^{3}=(12 \times 9 \times 2.5) \mathrm{m}^{3}=270 \mathrm{m}^{3} .$$

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