Multiple choice

A costs twice as much as B. A is sold at a loss of 10% and B is sold at (\frac{7}{5})th of its price. If selling price of A is Rs. 1200 more than selling price of B, what is the cost price of A?

  1. 2400

  2. 3000

  3. 4500

  4. 6000
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let CP of B = x, so CP of A = 2x. SP of A = 90% of 2x = 1.8x. SP of B = 7/5 of x = 1.4x. Difference: 1.8x - 1.4x = 0.4x = 1200, so x = 3000. CP of A = 2×3000 = 6000. Options A, B, C are miscalculations.

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