Rohit multiplies a number by 2 instead of dividing the number by 2. Resultant number is what percentage of the correct value?

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SSC GD Previous Paper 2 (Held On: 11 Feb 2019 Shift 2)
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  1. 200%
  2. 300%
  3. 50%
  4. 400%

Answer (Detailed Solution Below)

Option 4 : 400%
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Detailed Solution

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Given:

Let the number be x.

Correct value = x/2

Resultant number = 2 × x

Calculations:

According to Question,

Required percentage = Resultant number/Correct value × 100

⇒ Required percentage = [(2x)/(x/2)] × 100

⇒ Required percentage = 400%

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