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Thursday, 02 April 2026
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A car moves at an average speed of 30kmh\(^{-1}\), how long does it take to cover 200 ...

A car moves at an average speed of 30kmh\(^{-1}\), how long does it take to cover 200 meters?
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  • A 2.4 sec
  • B 24 sec
  • C 144 sec
  • D 240 sec
Correct Answer: Option B
Explanation:
Speed = 30 kmh\(^{-1}\)
= \(\frac{30 \times 1000}{3600}\)
= \(\frac{25}{3} ms^{-1}\)
Time = \(\frac{Distance}{Speed}\)
= \(\frac{200}{\frac{25}{3}}\)
= \(\frac{200 \times 3}{25}\)
= 24 seconds

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