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  9. Q106

RBI Grade B Officer (General / DEPR / DSIM) 2021 · Question 106 of 260

The following questions are accompanied by three statements A, B and C. You have to determine which statement(s) is/are necessary/sufficient to answer the question. What are the speeds of two trains? Statements: A. Two trains of lengths 100 m and 80 m respectively run-on parallel tracks. B. When running in the same direction the faster train passes the slower one in 18 seconds. C. When running in opposite directions, they pass each other in 9 seconds.

Speed, Time & Distance

  1. AA. A and C together
  2. BB. A and B together
  3. CC. A, B and C togetherCorrect
  4. DD. B and C together
  5. EE. Question can’t be answered even after using all the information

Answer: C. C. A, B and C together

Official answer key verified. Detailed explanation coming soon.

Source: RBI Grade B Phase 1 recollected questions with answer key, 2021-2025 (EduTap compilation) · memory-based

← Q105View full paper (260 questions)Q107 →

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