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TO FIND ;-

SOL ;-

In the question it is given that the height of the sphere and cube are same - so this mean that their side of the cube will be also equal to the diametre of the sphere,

⇒ (4/3) × π × r³ : 8 × r³

⇒ (4 /3) × (22/7) : 8

⇒ (88 /21 ) : 8

⇒ (11/21) : 1

So the answer is 11 : 21