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  1. If one-fifth of a number decreased by 5 is 5, then the number is ?
    1. 25
    2. 50
    3. 60
    4. 75
Correct Option: B

Let the number be N.
Then, N/5 - 5 = 5
⇒ N - 25 = 25
∴ N = 50


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