Multiple choice general knowledge math & puzzles

A shopkeeper sells some articles at the profit of 25% on the original price. What is the exact amount of profit? To find the answer, which of the following information given in Statements I and II is/are necessary? I. Sale price of the article II. Number of articles sold

  1. Only I is necessary

  2. Only II is necessary

  3. Either I or II is necessary

  4. Both I and II are necessary

  5. None of these

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

Profit = Sale Price - Original Price. To find the 'exact amount' (total profit), you need the profit per article (requires Sale Price, as profit is 25% of original) and the total number of articles sold. Both are necessary.