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प्रश्न
A cubical milk tank can hold 125000 litres of milk. Find the length of its side in metres
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उत्तर
Volume of the cubical tank = 125000 liters
= `125/1000 "m"^3` ...[1 cu.m = 1000 liters)
= 125 m3
a3 = 125
⇒ a3 = 53
a = 5
Side of a cube = 5 m
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