A rectangular tank can hold 650 litres of milk if it is 130 cm long & 250 cm wide, then the height of the tank is _____.
A
20 cm
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B
25 cm
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C
30 cm
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D
35 cm
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Solution
The correct option is A 20 cm Volume of rectangular tank =650litres=650×1000cm3=650000cm3 We know that Volume of a cuboid = l × b × h ⇒650000=130×250×h ⇒h=(650000)130×250=20cm Therefore, height of the tank is 20 cm