A boy sell his mobile at Rs. 3000. What is his profit% if he bought it for Rs. 2400.

- 17%
- 15%
- 20%
- 25%
- None of these

Option 4 : 25%

Get proficient with the Quantitative Aptitude concepts with detailed lessons on the topic Profit and Loss among many others.

**Given:**

Selling Price = 3000,

Cost Price = 2400

**Formula:**

Gain% = (Selling price – cost price)/ cost price × 100

**Calculation:**

Gain% = [(3000 – 2400)/2400] × 100

⇒ 600/24

⇒ 25%

**∴ He will earn a profit of 25%.**

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