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The speed of 20 m/sec is same as:
1. 72 km/hr
2. 70 km/hr
3. 62 km/hr
4. 52 km/hr

1 Answer

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Best answer
Correct Answer - Option 1 : 72 km/hr

Given:

Speed = 20 m/sec

Concept used:

To convert m/sec into km/hr, multiply the number by (18/5).

Calculation:

Speed = 20 m/sec

⇒ S = 20 × (18/5) = 72 km/hr.

∴ The speed of same as 72 km/hr. 

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