A number when increased by 50%, gives 2580. The number is:

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  1. 860
  2. 1720
  3. 3440
  4. 5160

Answer (Detailed Solution Below)

Option 2 : 1720
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Detailed Solution

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Given:

The number when increased by 50% gives 2580.

Calculation:

Original number + 50% of the original number = 2580

Original number × (1 + 50/100) = 2580

Original number × 1.5 = 2580

Let the original number be x.

⇒ x × 1.5 = 2580

⇒ x = 2580 / 1.5

⇒ x = 1720

The number is 1720.

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