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Railways PYQCBT 2 2017

RRB NTPC · Question 65

If Diamond is called Gold, Gold is called Silver, Silver is called Emerald and Emerald is called Ruby, which is the hardest substance?

  1. Ruby

  2. Gold

  3. Silver

  4. Emerald

Show answer & explanation

Answer: (B) Gold

Explanation

Diamond is the hardest natural substance, and in this code diamond is called gold.