Multiple choice

Vikram allows two successive discounts of 20% and 10% on the marked price of a book, which is equal to a single discount of Rs. 252. Then how much profit will vikram get, on that book, if the cost price is Rs. 600 ?

  1. Rs. 72

  2. Rs. 56

  3. Rs. 48

  4. Rs. 54
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Two successive discounts of 20% and 10% give effective discount: 1 - (0.8 × 0.9) = 1 - 0.72 = 0.28 or 28%. Single discount of Rs 252 = 28% of marked price, so MP = 252/0.28 = 900. Selling price after discounts = 900 - 252 = 648. Profit = 648 - 600 = 48.

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