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Basic Mathematics QUESTION #2900
Question 1
A train moves at $72$ km/h. Its speed in m/s is:
  • 15 m/s
  • 20 m/s✔️
  • 25 m/s
  • 30 m/s
Correct Answer Explanation
Conversion: $72 \times (5/18) = 4 \times 5 = 20$ m/s.