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Square root and cube root

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  1. √25/15625 = √?/30625
    1. 2
    2. 35
    3. 49
    4. 1225
Correct Option: C

Let √25/15625 = √x/30625
Then, 25/15625 = x/30625
⇒ 1 / 625 = x / 30625
∴ x = (30625 / 625) = 49


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