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RRB Junior Engineer / DMS / CMA 2019 · Question 112 of 3719

The cost price of 25 items is the same as the selling price of 20 items. Find the gain per cent.

Mathematics - Trigonometry

  1. Aa. 40%
  2. Bb. 30%
  3. Cc. 50%
  4. Dd. 25%Correct

Answer: D. d. 25%

Explanation

According to the question 25 CP =20 SP CP: SP=4:5 Let CP = 4unit and SP = 5unit Profit =5-4 = 1 unit Profit percentage = (1/4) × 100 = 25%

Source: RRB JE 2019 CBT-1 (24-May-2019 Shift-1) — ixambee compilation with answer key and solutions · reliable-secondary

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