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  9. Q30

RRB Junior Engineer / DMS / CMA 2024 · Question 30 of 730

The cost of a washing machine is 40% less than the cost of a TV. If the cost of the washing machine increases by 64% and that of the TV decreases by 20%, then what is the change in the total cost of 5 washing machines and 7 TVs?

  1. AIncrease by 13%
  2. BDecrease by 4%
  3. CIncrease by 5.2%Correct
  4. DDecrease by 5%

Answer: C. Increase by 5.2%

Official answer key verified. Detailed explanation coming soon.

Source: Railway Junior Engineer 2024 Answer Key compilation (English) — testranking.in (Gagan Pratap) · reliable-secondary

← Q29View full paper (730 questions)Q31 →

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