Multiple choice

A shopkeeper sold an article at a loss of 25%.If the selling price had been increased by Rs.210, there would have been a gain of 10%. The cost price of the article (in Rs.) was –

  1. Rs. 300

  2. Rs. 450

  3. Rs. 575

  4. Rs. 600
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let cost price be CP. Selling price at 25% loss = 0.75 × CP. If this were increased by Rs. 210, new SP = 0.75 × CP + 210, which gives a 10% gain: 1.10 × CP. So 0.75CP + 210 = 1.10CP, which gives 0.35CP = 210, so CP = 210/0.35 = Rs. 600.

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