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Railways PYQCBT 1 2016

RRB NTPC · Question 100

Find the value of 200 × 20 × 2 × 0.2 × 0.02 × 0.002 = ? A. 0.064 B. 0.64 C. 64 D. 640

  1. C

  2. A

  3. D

  4. B

Show answer & explanation

Answer: (B) A

Explanation

Group the numbers: 200 × 20 × 2 = 8000 and 0.2 × 0.02 × 0.002 = 0.000008. Then 8000 × 0.000008 = 0.064.