Multiple choice

The cost prices of two articles A and B are in the ratio 4:5. While selling these articles, the shopkeeper gains 10% on article A and 20% on article B and the difference in their selling prices is Rs.480. The difference in the cost price (in Rs.) of articles B and A is:

  1. 350

  2. 250

  3. 300

  4. 400

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Let cost price of A = 4x and B = 5x. After 10% profit on A, SP = 4.4x; after 20% profit on B, SP = 6x. Difference in SP = 1.6x = 480, so x = 300. Difference in CP = 5x - 4x = 300.